WO2002102772B1 - Methods of making pyrrolidones - Google Patents
Methods of making pyrrolidonesInfo
- Publication number
- WO2002102772B1 WO2002102772B1 PCT/US2002/019372 US0219372W WO02102772B1 WO 2002102772 B1 WO2002102772 B1 WO 2002102772B1 US 0219372 W US0219372 W US 0219372W WO 02102772 B1 WO02102772 B1 WO 02102772B1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- compound
- catalyst
- alkyl
- formula
- substituted alkyl
- Prior art date
Links
- 0 *C(*)(C(*)(CN1*)I)C1=O Chemical compound *C(*)(C(*)(CN1*)I)C1=O 0.000 description 2
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D207/00—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom
- C07D207/02—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D207/18—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having one double bond between ring members or between a ring member and a non-ring member
- C07D207/22—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having one double bond between ring members or between a ring member and a non-ring member with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D207/24—Oxygen or sulfur atoms
- C07D207/26—2-Pyrrolidones
- C07D207/263—2-Pyrrolidones with only hydrogen atoms or radicals containing only hydrogen and carbon atoms directly attached to other ring carbon atoms
- C07D207/267—2-Pyrrolidones with only hydrogen atoms or radicals containing only hydrogen and carbon atoms directly attached to other ring carbon atoms with only hydrogen atoms or radicals containing only hydrogen and carbon atoms directly attached to the ring nitrogen atom
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D201/00—Preparation, separation, purification or stabilisation of unsubstituted lactams
- C07D201/02—Preparation of lactams
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D201/00—Preparation, separation, purification or stabilisation of unsubstituted lactams
- C07D201/02—Preparation of lactams
- C07D201/08—Preparation of lactams from carboxylic acids or derivatives thereof, e.g. hydroxy carboxylic acids, lactones or nitriles
Abstract
Claims
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP02756233A EP1412329B1 (en) | 2001-06-18 | 2002-06-17 | Methods of making pyrrolidones |
DE60237157T DE60237157D1 (en) | 2001-06-18 | 2002-06-17 | PROCESS FOR THE PREPARATION OF PYRROLIDONES |
BRPI0210460-1A BR0210460A (en) | 2001-06-18 | 2002-06-17 | pyrrolidone production methods |
KR1020037016536A KR100932250B1 (en) | 2001-06-18 | 2002-06-17 | How to prepare pyrrolidone |
AT02756233T ATE475646T1 (en) | 2001-06-18 | 2002-06-17 | METHOD FOR PRODUCING PYRROLIDONES |
MXPA03011663A MXPA03011663A (en) | 2001-06-18 | 2002-06-17 | Methods of making pyrrolidones. |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/884,602 US6603021B2 (en) | 2001-06-18 | 2001-06-18 | Methods of making pyrrolidones |
US09/884,602 | 2001-06-18 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2002102772A1 WO2002102772A1 (en) | 2002-12-27 |
WO2002102772B1 true WO2002102772B1 (en) | 2003-11-20 |
Family
ID=25384979
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2002/019372 WO2002102772A1 (en) | 2001-06-18 | 2002-06-17 | Methods of making pyrrolidones |
Country Status (8)
Country | Link |
---|---|
US (4) | US6603021B2 (en) |
EP (4) | EP2210875A1 (en) |
KR (1) | KR100932250B1 (en) |
AT (1) | ATE475646T1 (en) |
BR (1) | BR0210460A (en) |
DE (1) | DE60237157D1 (en) |
MX (1) | MXPA03011663A (en) |
WO (1) | WO2002102772A1 (en) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1115389C (en) * | 2000-10-08 | 2003-07-23 | 南京化工大学 | Promoter of catalytic activity for petroleum hydrogenation procedure |
WO2004058708A1 (en) * | 2002-12-20 | 2004-07-15 | Battelle Memorial Institute | Process for producing n-methyl succinimide |
US7199250B2 (en) * | 2002-12-20 | 2007-04-03 | Battelle Memorial Institute | Process for producing cyclic compounds |
GB0325384D0 (en) | 2003-10-30 | 2003-12-03 | Davy Process Techn Ltd | Process |
KR100565474B1 (en) * | 2004-02-18 | 2006-03-30 | 씨엠에스테크놀로지(주) | Method for producing N-methyl-2-Pyrrolidone |
CN101084188B (en) * | 2004-12-21 | 2013-04-03 | 巴斯福股份公司 | Method for producing pyrrolidones from succinates from fermentation broths |
US7955479B2 (en) * | 2006-03-07 | 2011-06-07 | Cem Corporation | Method and apparatus for conducting microwave assisted organic reactions with gas-phase reactants |
US20080299624A1 (en) * | 2007-06-01 | 2008-12-04 | Edward Heslop | Continuous fermentation apparatus and method |
WO2010063617A1 (en) | 2008-12-04 | 2010-06-10 | Basf Se | Mixtures of itaconic acid or itaconic acid derivatives and primary amines for producing 1,3- and 1,4-alkyl methyl pyrrolidones |
US8937202B2 (en) * | 2010-02-23 | 2015-01-20 | Battelle Memorial Institute | Processes and systems for the production of propylene glycol from glycerol |
US20110207972A1 (en) * | 2010-02-23 | 2011-08-25 | Battelle Memorial Institute | Catalysts and processes for the hydrogenolysis of glycerol and other organic compounds for producing polyols and propylene glycol |
EP2571850A1 (en) * | 2010-05-19 | 2013-03-27 | BioAmber S.A.S. | Processes for the production of pyrrolidones |
CN103003238A (en) * | 2010-05-19 | 2013-03-27 | 生物琥珀酸有限公司 | Processes for the productions of pyrrolidones |
BR112014001382B1 (en) * | 2011-07-21 | 2020-11-10 | Archer Daniels Midland Company | production method of compound derived from c4 acid |
WO2013033649A1 (en) * | 2011-09-01 | 2013-03-07 | Myriant Corporation | Method for conversion of diammonim succinate in fermentation broth to 2-pyrrolidone and n-methylpyrrolidone |
US20130150591A1 (en) * | 2011-12-07 | 2013-06-13 | Rolf Pinkos | Method for purifying n-alkyl-substituted pyrrolidones by hydrogenation |
FR2989971B1 (en) * | 2012-04-27 | 2016-01-15 | Rhodia Operations | PROCESS FOR THE PREPARATION OF LACTAMS |
PL3102554T3 (en) | 2014-02-03 | 2022-07-18 | Battelle Memorial Institute | Conversion of 2,3-butanediol to butadiene |
Family Cites Families (96)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2674602A (en) | 1954-04-06 | Production of n-alkyl lactams | ||
US2187745A (en) * | 1934-09-01 | 1940-01-23 | Du Pont | Process for hydrogenating amides and imides to amines |
US2267757A (en) | 1938-07-20 | 1941-12-30 | Gen Aniline & Film Corp | Process of producing substituted alpha-pyrrolidones |
US3109005A (en) | 1961-05-15 | 1963-10-29 | Halcon International Inc | Process for making 2-pyrrolidone from maleic anhydride |
US3092638A (en) | 1961-07-17 | 1963-06-04 | Fmc Corp | Synthesis of 2-pyrrolidone |
US3080377A (en) | 1961-07-17 | 1963-03-05 | Fmc Corp | Preparation of 2-pyrrolidone from succinic anhydride, ammonia and hydrogen in the presence of raney cobalt |
NL284786A (en) | 1961-10-28 | 1900-01-01 | ||
FR1439192A (en) | 1965-04-07 | 1966-05-20 | Rhone Poulenc Sa | Process for the preparation of nu-substituted alpha-pyrrolidones |
US3637743A (en) | 1968-08-28 | 1972-01-25 | Atlantic Richfield Co | Production of 2-pyrrolidones |
FR2048383A5 (en) | 1969-06-25 | 1971-03-19 | Leuna Werke Veb | N-alkyllactams prodn |
US3634346A (en) | 1969-08-15 | 1972-01-11 | Union Carbide Corp | Oxidation of cyclic amines to lactams |
US3661894A (en) | 1970-06-29 | 1972-05-09 | Leuna Werke Veb | Method of producing n-alkyl lactams |
US3681387A (en) | 1970-10-16 | 1972-08-01 | Sun Oil Co | Preparation of 2-pyrrolidinone |
JPS4926622B1 (en) | 1970-12-30 | 1974-07-10 | ||
US3775431A (en) | 1970-12-30 | 1973-11-27 | Mobil Oil Corp | Pyrrolidones from ypsilon-butyrolactones using a zeolite catalyst |
US3884936A (en) | 1971-01-21 | 1975-05-20 | Sun Research Development | Preparation of 2-pyrrolidone |
JPS49259A (en) | 1972-04-18 | 1974-01-05 | ||
JPS4920586A (en) | 1972-06-19 | 1974-02-23 | ||
JPS5212348B2 (en) | 1972-06-20 | 1977-04-06 | ||
JPS524704B2 (en) | 1972-06-22 | 1977-02-05 | ||
US3812148A (en) | 1972-07-21 | 1974-05-21 | Sun Research Development | Preparation of 2-pyrrolidone |
JPS5119385B2 (en) | 1972-09-09 | 1976-06-17 | ||
JPS5116657A (en) | 1974-08-01 | 1976-02-10 | Asahi Chemical Ind | Nn arukirurakutamuno seizoho |
NL7412694A (en) | 1974-09-26 | 1976-03-30 | Stamicarbon | PROCESS FOR PREPARING A PYRROLIDONE -2. |
JPS5142107A (en) | 1974-10-07 | 1976-04-09 | Yasushi Aoki | ROOTAANOHEIKOIDOOTOMONAUROOTARII PISUTON MIZUAGEHONPU |
US3966763A (en) | 1975-06-30 | 1976-06-29 | Standard Oil Company | Process for producing 2-pyrrolidone |
SU619484A1 (en) | 1976-02-16 | 1978-08-15 | Институт электрохимии АН СССР | Method of preparing n-methyl-2-pyrrolidone |
CS191496B1 (en) | 1976-06-11 | 1979-07-31 | Jaroslav Palecek | Process for preparing n-substituted lactames |
US4113735A (en) | 1976-12-13 | 1978-09-12 | Chevron Research Company | Process for the production of N-acetyl-2-pyrrolidone |
NL7704179A (en) | 1977-04-18 | 1978-10-20 | Stamicarbon | PROCESS FOR THE PREPARATION OF N-SUBSTITUTE 2-PYRROLIDONES. |
US4263175A (en) | 1979-10-05 | 1981-04-21 | Standard Oil Company | Catalyst for the production of pyrrolidone |
US4356124A (en) * | 1979-10-05 | 1982-10-26 | The Standard Oil Company | Process for the production of pyrrolidones |
NL8002019A (en) | 1980-04-04 | 1981-11-02 | Stamicarbon | PROCESS FOR THE PREPARATION OF N-ALKYL-2-PYRROLIDONES. |
CS212181B1 (en) | 1980-09-23 | 1982-02-26 | Milan Polievka | Method of making the n-alkyl-2-pyrolidone |
US4420620A (en) | 1981-11-27 | 1983-12-13 | National Distillers And Chemical Corporation | Preparation of 2-pyrrolidones |
US4904804A (en) | 1984-07-16 | 1990-02-27 | Phillips Petroleum Company | Preparation of 2-pyrrolidone |
US4800227A (en) * | 1984-08-20 | 1989-01-24 | Phillips Petroleum Company | Process for the production of lactams |
JPS62120360A (en) | 1985-11-20 | 1987-06-01 | Mitsubishi Chem Ind Ltd | Production of n-alkyllactam |
JPH07116139B2 (en) * | 1986-06-09 | 1995-12-13 | 三菱化学株式会社 | Method for producing lactams |
US4731454A (en) | 1986-06-09 | 1988-03-15 | Mitsubishi Chemical Industries Limited | Process for producing lactams |
DE3622759A1 (en) | 1986-07-07 | 1988-01-28 | Huels Chemische Werke Ag | METHOD FOR PRODUCING C (DOWN ARROW) 1 (DOWN ARROW) TO C (DOWN ARROW) 6 (DOWN ARROW) -N-ALKYLPYRROLIDONES FROM AMBER ACID ANHYDRIDE OR. C (DOWN ARROW) 1 (DOWN ARROW) - TO C (DOWN ARROW) 6 (DOWN ARROW) -N-ALKYLSUCCINIMID |
JPH07116140B2 (en) | 1986-07-21 | 1995-12-13 | 三菱化学株式会社 | Method for manufacturing lactams |
DE3701297A1 (en) | 1987-01-17 | 1988-07-28 | Basf Ag | Process for the preparation of pyrrolidone or N-methylpyrrolidone |
US4841069A (en) | 1987-03-30 | 1989-06-20 | Amoco Corporation | Ammonolysis-alkylation reactions using ammonia and an alcohol to prepare N-alkyl maleimides and N-alkyl succinimides |
US4814464A (en) | 1987-03-30 | 1989-03-21 | Amoco Corporation | Process for making N-alkylpyrrolidones |
US4851546A (en) | 1987-10-01 | 1989-07-25 | The Standard Oil Company | Preparation of pyrrolidones by catalytic hydrogenation of maleimides |
RO96953B1 (en) | 1987-11-16 | 1989-05-31 | Combinatul Ppetrochimic | Process for obtaining n-methylpyrrolidone |
JPH0678304B2 (en) | 1988-01-21 | 1994-10-05 | 三菱化成株式会社 | Method for producing N-alkyl substituted lactam |
JPH0710835B2 (en) | 1988-01-21 | 1995-02-08 | 三菱化学株式会社 | Method for producing N-alkyl substituted lactam |
JPH0678305B2 (en) | 1988-01-21 | 1994-10-05 | 三菱化成株式会社 | Method for producing N-methyl-2-pyrrolidone |
SU1558903A1 (en) | 1988-07-01 | 1990-04-23 | Ленинградское научно-производственное объединение по разработке и внедрению нефтехимических процессов "Леннефтехим" | Method of obtaining n-metyhlpyrrolidone |
US4885371A (en) | 1989-06-22 | 1989-12-05 | Gaf Chemicals Corporation | Process for the preparation of purified N-alkyl lactams |
US5106730A (en) | 1989-07-24 | 1992-04-21 | Microprobe Corporation | Lactam-containing compositions and methods useful for the hybridization of nucleic acids |
JPH0381261A (en) | 1989-08-23 | 1991-04-05 | Idemitsu Kosan Co Ltd | Preparation of lactams |
DE59010636D1 (en) | 1989-09-01 | 1997-03-06 | Basf Ag | Process for the preparation of N-substituted pyrrolidin-2-ones |
SU1735283A1 (en) | 1989-12-12 | 1992-05-23 | Новочеркасский завод синтетических продуктов | Method of n-methylpyrrolidone synthesis |
SU1735284A1 (en) | 1989-12-12 | 1992-05-23 | Новочеркасский завод синтетических продуктов | Method for separating n-methyl pyrrolidone from by-products |
US5347021A (en) | 1990-04-16 | 1994-09-13 | Isp Investments Inc. | Process of vapor phase catalytic hydrogenation of maleic anhydride to gamma-butyrolactone in high conversion and high selectivity using an activated catalyst |
DE4018243A1 (en) | 1990-06-07 | 1991-12-12 | Basf Ag | METHOD FOR PRODUCING N-SUBSTITUTED PYRROLIDONES |
DE4018242A1 (en) | 1990-06-07 | 1991-12-12 | Basf Ag | METHOD FOR PRODUCING N-SUBSTITUTED PYRROLIDONES |
JP2868864B2 (en) | 1990-08-09 | 1999-03-10 | イビデン株式会社 | Inspection equipment for printed wiring boards |
DE4125457A1 (en) | 1991-08-01 | 1993-02-04 | Bayer Ag | METHOD FOR PRODUCING N-SUBSTITUTED LACTAMES |
DE4139607A1 (en) | 1991-11-30 | 1993-06-03 | Basf Ag | METHOD FOR PRODUCING N-SUBSTITUTED LACTAMES |
DE4203527A1 (en) | 1992-02-07 | 1993-08-12 | Akzo Nv | METHOD FOR THE PRODUCTION OF PYRROLIDONE AND N-ALKYLPYRROLIDONE |
DE4303334A1 (en) | 1993-02-05 | 1994-08-11 | Basf Ag | Process for the preparation of N-substituted pyrrolid-2-ones |
DE4321843A1 (en) | 1993-07-01 | 1995-01-12 | Basf Ag | Process for the preparation of nitrogen five-membered ring heterocycles |
DE4326692A1 (en) | 1993-08-10 | 1995-02-16 | Akzo Nobel Nv | Process for the production of gamma-butyrolactone |
CN1043758C (en) | 1993-12-27 | 1999-06-23 | 化学工业部北京化工研究院 | Improved process for producing N-methyl pyrrolidone and 2-pyrrolidone |
DE4400407C1 (en) | 1994-01-05 | 1995-05-04 | Dichter Hans Joachim | Apparatus for deforming glass tubes |
US5401856A (en) | 1994-02-28 | 1995-03-28 | Arco Chemical Technology, L.P. | Process for making pyrrolidones |
DE4423603C2 (en) | 1994-07-06 | 2002-01-17 | Degussa | Process for the preparation of N-alkyl lactams |
DE19520258A1 (en) | 1995-06-02 | 1996-12-05 | Bayer Ag | Process for the preparation of 2-pyrrolidones |
RO111189B1 (en) | 1995-08-07 | 1996-07-30 | Sc Chimcomplex Sa Borzesti One | N-methylpyrolidone preparation process |
TW341568B (en) | 1995-12-27 | 1998-10-01 | Akzo Nobel Nv | Process for manufacturing Gamma-butyrolactone and its use |
JPH09241220A (en) | 1996-03-05 | 1997-09-16 | Nippon Shokubai Co Ltd | Production of tertiary amine compound |
DE19626123A1 (en) | 1996-06-28 | 1998-01-08 | Basf Ag | Production of pyrrolidone and N-alkyl-pyrrolidone compounds |
CN1054843C (en) | 1996-08-12 | 2000-07-26 | 中国石油化工总公司 | Method for prepn. of N-methyl pyrrolidone |
JPH10158238A (en) | 1996-12-02 | 1998-06-16 | Tonen Chem Corp | Production of n-methyl-2-pyrrolidone |
RO113640B1 (en) | 1997-09-05 | 1998-09-30 | Sc Chimcomplex Sa Borzesti | Process for n-methylpyrolidone synthesis |
BE1012013A6 (en) | 1998-04-09 | 2000-04-06 | Pantochim Sa | METHOD FOR PRODUCING N-methyl. |
JPH11349566A (en) | 1998-06-10 | 1999-12-21 | Tonen Kagaku Kk | Recovery and purification of n-methyl-2-pyrrolidone |
JP4036580B2 (en) | 1998-11-24 | 2008-01-23 | 三菱化学株式会社 | Method for producing N-alkyl-2-pyrrolidone |
JP2000256312A (en) | 1999-03-10 | 2000-09-19 | Tonen Chem Corp | Production of pyrrolidones |
JP2001002638A (en) | 1999-06-18 | 2001-01-09 | Tonen Chem Corp | Production of high-purity pyrrolidone compound |
JP2001002640A (en) | 1999-06-18 | 2001-01-09 | Tonen Chem Corp | Production of high-purity pyrrolidone compound |
JP3996306B2 (en) | 1999-10-14 | 2007-10-24 | 三菱化学株式会社 | Method for producing pyrrolidones |
BE1012946A6 (en) | 1999-10-27 | 2001-06-05 | Pantochim Sa | METHOD FOR PRODUCING N-Methyl PYRROLIDONE USING THE GAMMA-BUTYROLACTONE METHYLAMINES AND MIXED AS STARTING MATERIALS. |
DE10004909A1 (en) * | 2000-02-04 | 2001-08-09 | Basf Ag | Process for the preparation of N-methyl-2-pyrrolidone (NMP) |
TWI257386B (en) | 2000-04-14 | 2006-07-01 | Dairen Chemical Corp | Method for preparing lactams |
JP2001302626A (en) | 2000-04-21 | 2001-10-31 | Tonen Chem Corp | Method for manufacturing high-purity pyrrolidone |
JP2001354647A (en) | 2000-06-14 | 2001-12-25 | Mitsubishi Chemicals Corp | N-methyl-2-pyrrolidone composition and method for producing the same |
JP2001354646A (en) | 2000-06-14 | 2001-12-25 | Mitsubishi Chemicals Corp | Pyrrolidone composition and method for producing the same |
ATE298743T1 (en) | 2000-10-27 | 2005-07-15 | Dairen Chemical Corp | METHOD FOR PRODUCING LACTAMEN |
EP1251122A1 (en) * | 2001-04-17 | 2002-10-23 | Dsm N.V. | Process for the preparation of epsilon-Caprolactam |
WO2004058708A1 (en) * | 2002-12-20 | 2004-07-15 | Battelle Memorial Institute | Process for producing n-methyl succinimide |
CN101084188B (en) * | 2004-12-21 | 2013-04-03 | 巴斯福股份公司 | Method for producing pyrrolidones from succinates from fermentation broths |
-
2001
- 2001-06-18 US US09/884,602 patent/US6603021B2/en not_active Expired - Lifetime
-
2002
- 2002-06-17 KR KR1020037016536A patent/KR100932250B1/en not_active IP Right Cessation
- 2002-06-17 BR BRPI0210460-1A patent/BR0210460A/en not_active Application Discontinuation
- 2002-06-17 EP EP10004431A patent/EP2210875A1/en not_active Withdrawn
- 2002-06-17 AT AT02756233T patent/ATE475646T1/en not_active IP Right Cessation
- 2002-06-17 WO PCT/US2002/019372 patent/WO2002102772A1/en not_active Application Discontinuation
- 2002-06-17 EP EP10004430A patent/EP2210874A1/en not_active Withdrawn
- 2002-06-17 MX MXPA03011663A patent/MXPA03011663A/en unknown
- 2002-06-17 EP EP10004429A patent/EP2210877A1/en not_active Withdrawn
- 2002-06-17 EP EP02756233A patent/EP1412329B1/en not_active Expired - Lifetime
- 2002-06-17 DE DE60237157T patent/DE60237157D1/en not_active Expired - Lifetime
- 2002-10-25 US US10/280,622 patent/US6632951B2/en not_active Expired - Lifetime
- 2002-10-25 US US10/280,577 patent/US6706893B2/en not_active Expired - Lifetime
- 2002-10-25 US US10/280,462 patent/US6670483B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
BR0210460A (en) | 2006-10-10 |
US6670483B2 (en) | 2003-12-30 |
EP2210877A1 (en) | 2010-07-28 |
EP1412329B1 (en) | 2010-07-28 |
DE60237157D1 (en) | 2010-09-09 |
KR20040012945A (en) | 2004-02-11 |
KR100932250B1 (en) | 2009-12-16 |
US6706893B2 (en) | 2004-03-16 |
MXPA03011663A (en) | 2004-07-08 |
US20030120087A1 (en) | 2003-06-26 |
US20030097006A1 (en) | 2003-05-22 |
US6603021B2 (en) | 2003-08-05 |
US20030114687A1 (en) | 2003-06-19 |
EP2210874A1 (en) | 2010-07-28 |
ATE475646T1 (en) | 2010-08-15 |
WO2002102772A1 (en) | 2002-12-27 |
EP1412329A1 (en) | 2004-04-28 |
US20030125570A1 (en) | 2003-07-03 |
US6632951B2 (en) | 2003-10-14 |
EP2210875A1 (en) | 2010-07-28 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2002102772B1 (en) | Methods of making pyrrolidones | |
TWI353350B (en) | Process | |
WO2004050591A1 (en) | Method for producing alcohol | |
JP4191996B2 (en) | Method for producing phenethylamine derivative | |
US6586642B2 (en) | Color number improvement in polyhydric alcohols by hydrogenation | |
EP0348223B1 (en) | Novel process for the preparation of serinol | |
US6137011A (en) | Process for the preparation of bistrifluoromethylbenzylamines | |
US6500989B1 (en) | Preparation of carvone | |
JP4709352B2 (en) | Method for purifying 3-aminopropanol | |
WO2004058708A1 (en) | Process for producing n-methyl succinimide | |
JPH08109170A (en) | Production of hexahydropyridazine | |
KR860001085B1 (en) | Process for preparing 2-alkyl-4-amino-5-aminomethyl pyridine | |
JPH0250101B2 (en) | ||
US6403843B1 (en) | Process for the preparation of 1-(3,4-dimethoxyphenyl)ethanol | |
TWI535700B (en) | Method for preparation of octahydrocyclopenta(c) pyrrole | |
EP3415500B1 (en) | Method for preparing methylpyrrolidones | |
US20030114711A1 (en) | Process for the preparation of phenethylamine derivatives | |
GB2051058A (en) | Production of 2,2-dialkyl-4 methyl-5,5-dialkyl-3-formyl-3-pyrroline | |
JP2002338536A (en) | Method for producing alkylaminoacetonitrile and n- alkylethylenediamine | |
JP2762107B2 (en) | Method for producing 1-substituted-3-hydroxypyrrolidine | |
JPH0570429A (en) | Production of 3-azabicyclo(3,3,0)octane | |
JPH02138176A (en) | Production of decahydroisoquinoline | |
JP3805435B2 (en) | Process for producing 6-methyl-3-hepten-2-one | |
KR19980027374A (en) | Reactivation of Raney Nickel Catalysts to Prepare Neopentylglycol | |
JP2000191565A (en) | Production of cyclododecanol and cyclododecanone |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
AK | Designated states |
Kind code of ref document: A1 Designated state(s): AE AG AL AM AT AU AZ BA BB BG BR BY BZ CA CH CN CR CU CZ DE DK DM DZ EE ES FI GB GD GE GH GM HR HU ID IL IN IS JP KE KG KP KR KZ LC LK LR LS LT LU LV MA MD MG MK MN MW MX MZ NO NZ PL PT RO RU SD SE SG SI SK SL TJ TM TR TT TZ UA UG UZ VN YU ZA ZW |
|
AL | Designated countries for regional patents |
Kind code of ref document: A1 Designated state(s): GH GM KE LS MW MZ SD SL SZ TZ UG ZM ZW AM AZ BY KG KZ MD RU TJ TM AT BE CH CY DE DK ES FI FR GB GR IE IT LU MC NL PT SE TR BF BJ CF CG CI CM GA GN GQ GW ML MR NE SN TD TG |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application | ||
DFPE | Request for preliminary examination filed prior to expiration of 19th month from priority date (pct application filed before 20040101) | ||
B | Later publication of amended claims |
Free format text: 20021224 |
|
WWE | Wipo information: entry into national phase |
Ref document number: PA/a/2003/011663 Country of ref document: MX |
|
WWE | Wipo information: entry into national phase |
Ref document number: 1020037016536 Country of ref document: KR |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2002756233 Country of ref document: EP |
|
WWP | Wipo information: published in national office |
Ref document number: 2002756233 Country of ref document: EP |
|
REG | Reference to national code |
Ref country code: DE Ref legal event code: 8642 |
|
NENP | Non-entry into the national phase |
Ref country code: JP |
|
WWW | Wipo information: withdrawn in national office |
Ref document number: JP |
|
ENP | Entry into the national phase |
Ref document number: PI0210460 Country of ref document: BR |