CA1039739A - Process for the production of n-(phosphonomethyl) glycine - Google Patents
Process for the production of n-(phosphonomethyl) glycineInfo
- Publication number
- CA1039739A CA1039739A CA241,438A CA241438A CA1039739A CA 1039739 A CA1039739 A CA 1039739A CA 241438 A CA241438 A CA 241438A CA 1039739 A CA1039739 A CA 1039739A
- Authority
- CA
- Canada
- Prior art keywords
- glycine
- phosphonomethyl
- hydrogen
- acid compound
- reaction
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- XDDAORKBJWWYJS-UHFFFAOYSA-N glyphosate Chemical compound OC(=O)CNCP(O)(O)=O XDDAORKBJWWYJS-UHFFFAOYSA-N 0.000 title claims abstract description 10
- 238000000034 method Methods 0.000 title claims description 20
- 238000004519 manufacturing process Methods 0.000 title claims description 3
- 238000006243 chemical reaction Methods 0.000 claims abstract description 10
- 229910052739 hydrogen Inorganic materials 0.000 claims description 16
- 239000001257 hydrogen Substances 0.000 claims description 16
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 15
- 239000003054 catalyst Substances 0.000 claims description 13
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 claims description 8
- 238000005984 hydrogenation reaction Methods 0.000 claims description 8
- -1 carbonyl-iminomethanephosphonic acid compound Chemical class 0.000 claims description 7
- 239000002253 acid Substances 0.000 claims description 6
- 125000003545 alkoxy group Chemical group 0.000 claims description 6
- 150000001875 compounds Chemical class 0.000 claims description 5
- 125000000217 alkyl group Chemical group 0.000 claims description 4
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 4
- 229910052763 palladium Inorganic materials 0.000 claims description 3
- 229910017052 cobalt Inorganic materials 0.000 claims description 2
- 239000010941 cobalt Substances 0.000 claims description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 2
- 229910052741 iridium Inorganic materials 0.000 claims description 2
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 claims description 2
- 229910052697 platinum Inorganic materials 0.000 claims description 2
- 229910052703 rhodium Inorganic materials 0.000 claims description 2
- 239000010948 rhodium Substances 0.000 claims description 2
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 claims description 2
- 239000007868 Raney catalyst Substances 0.000 claims 1
- NPXOKRUENSOPAO-UHFFFAOYSA-N Raney nickel Chemical group [Al].[Ni] NPXOKRUENSOPAO-UHFFFAOYSA-N 0.000 claims 1
- 229910000564 Raney nickel Inorganic materials 0.000 claims 1
- HHLFWLYXYJOTON-UHFFFAOYSA-N Glyoxylic acid Natural products OC(=O)C=O HHLFWLYXYJOTON-UHFFFAOYSA-N 0.000 abstract description 10
- 150000002148 esters Chemical class 0.000 abstract description 9
- LEQAOMBKQFMDFZ-UHFFFAOYSA-N glyoxal Chemical compound O=CC=O LEQAOMBKQFMDFZ-UHFFFAOYSA-N 0.000 abstract description 5
- MGRVRXRGTBOSHW-UHFFFAOYSA-N (aminomethyl)phosphonic acid Chemical class NCP(O)(O)=O MGRVRXRGTBOSHW-UHFFFAOYSA-N 0.000 abstract description 4
- 229940015043 glyoxal Drugs 0.000 abstract description 4
- 230000002363 herbicidal effect Effects 0.000 abstract 1
- 239000004009 herbicide Substances 0.000 abstract 1
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 12
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 8
- 239000000047 product Substances 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 238000009833 condensation Methods 0.000 description 3
- 230000005494 condensation Effects 0.000 description 3
- 125000004177 diethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 230000007062 hydrolysis Effects 0.000 description 3
- 238000006460 hydrolysis reaction Methods 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- XNIHZNNZJHYHLC-UHFFFAOYSA-M 2-oxohexanoate Chemical compound CCCCC(=O)C([O-])=O XNIHZNNZJHYHLC-UHFFFAOYSA-M 0.000 description 2
- BMYNFMYTOJXKLE-UHFFFAOYSA-N 3-azaniumyl-2-hydroxypropanoate Chemical compound NCC(O)C(O)=O BMYNFMYTOJXKLE-UHFFFAOYSA-N 0.000 description 2
- DHMQDGOQFOQNFH-UHFFFAOYSA-N Glycine Chemical compound NCC(O)=O DHMQDGOQFOQNFH-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 150000001299 aldehydes Chemical class 0.000 description 2
- 238000010533 azeotropic distillation Methods 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 2
- 239000000706 filtrate Substances 0.000 description 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- NDVLTYZPCACLMA-UHFFFAOYSA-N silver oxide Chemical compound [O-2].[Ag+].[Ag+] NDVLTYZPCACLMA-UHFFFAOYSA-N 0.000 description 2
- SQGYOTSLMSWVJD-UHFFFAOYSA-N silver(1+) nitrate Chemical compound [Ag+].[O-]N(=O)=O SQGYOTSLMSWVJD-UHFFFAOYSA-N 0.000 description 2
- VWDWKYIASSYTQR-UHFFFAOYSA-N sodium nitrate Chemical compound [Na+].[O-][N+]([O-])=O VWDWKYIASSYTQR-UHFFFAOYSA-N 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- FDQQNNZKEJIHMS-UHFFFAOYSA-N 3,4,5-trimethylphenol Chemical compound CC1=CC(O)=CC(C)=C1C FDQQNNZKEJIHMS-UHFFFAOYSA-N 0.000 description 1
- DHMQDGOQFOQNFH-UHFFFAOYSA-M Aminoacetate Chemical compound NCC([O-])=O DHMQDGOQFOQNFH-UHFFFAOYSA-M 0.000 description 1
- 102100035683 Axin-2 Human genes 0.000 description 1
- 101700047552 Axin-2 Proteins 0.000 description 1
- 239000004471 Glycine Substances 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 1
- GXEKHSMRMFRQDS-UHFFFAOYSA-N aminomethyl(ethoxy)phosphinic acid Chemical compound CCOP(O)(=O)CN GXEKHSMRMFRQDS-UHFFFAOYSA-N 0.000 description 1
- 125000004429 atom Chemical group 0.000 description 1
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 238000010531 catalytic reduction reaction Methods 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000006482 condensation reaction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- UIBCDEFKKLRXHR-UHFFFAOYSA-N diethoxyphosphorylmethanamine Chemical compound CCOP(=O)(CN)OCC UIBCDEFKKLRXHR-UHFFFAOYSA-N 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 125000004185 ester group Chemical group 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- GRVDJDISBSALJP-UHFFFAOYSA-N methyloxidanyl Chemical group [O]C GRVDJDISBSALJP-UHFFFAOYSA-N 0.000 description 1
- YACKEPLHDIMKIO-UHFFFAOYSA-N methylphosphonic acid Chemical compound CP(O)(O)=O YACKEPLHDIMKIO-UHFFFAOYSA-N 0.000 description 1
- 238000000199 molecular distillation Methods 0.000 description 1
- 125000004108 n-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 229910000510 noble metal Inorganic materials 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 125000001147 pentyl group Chemical group C(CCCC)* 0.000 description 1
- UEZVMMHDMIWARA-UHFFFAOYSA-M phosphonate Chemical compound [O-]P(=O)=O UEZVMMHDMIWARA-UHFFFAOYSA-M 0.000 description 1
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 238000006722 reduction reaction Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 229910001961 silver nitrate Inorganic materials 0.000 description 1
- 229910001923 silver oxide Inorganic materials 0.000 description 1
- 235000010344 sodium nitrate Nutrition 0.000 description 1
- 239000004317 sodium nitrate Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
- C07F9/02—Phosphorus compounds
- C07F9/28—Phosphorus compounds with one or more P—C bonds
- C07F9/38—Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)]
- C07F9/3804—Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)] not used, see subgroups
- C07F9/3808—Acyclic saturated acids which can have further substituents on alkyl
- C07F9/3813—N-Phosphonomethylglycine; Salts or complexes thereof
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Molecular Biology (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US53158574A | 1974-12-11 | 1974-12-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1039739A true CA1039739A (en) | 1978-10-03 |
Family
ID=24118246
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA241,438A Expired CA1039739A (en) | 1974-12-11 | 1975-12-10 | Process for the production of n-(phosphonomethyl) glycine |
Country Status (18)
| Country | Link |
|---|---|
| JP (1) | JPS5182228A (cs) |
| AU (1) | AU501435B2 (cs) |
| BE (1) | BE836475A (cs) |
| BG (1) | BG28263A3 (cs) |
| BR (1) | BR7508189A (cs) |
| CA (1) | CA1039739A (cs) |
| CS (1) | CS191288B2 (cs) |
| DE (1) | DE2555573A1 (cs) |
| ES (1) | ES443320A1 (cs) |
| FR (1) | FR2294181A1 (cs) |
| GB (1) | GB1482342A (cs) |
| IL (1) | IL48619A (cs) |
| IT (1) | IT1050328B (cs) |
| NL (1) | NL7514313A (cs) |
| RO (1) | RO69249A (cs) |
| SU (1) | SU683628A3 (cs) |
| YU (1) | YU312675A (cs) |
| ZA (1) | ZA757746B (cs) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4851159A (en) * | 1988-05-02 | 1989-07-25 | Monsanto Company | Process for the preparation of N- phosphonomethylglycine |
| US5180846A (en) * | 1991-11-06 | 1993-01-19 | E. I. Du Pont De Nemours & Company | Hydrogenation of enzymatically-produced glycolic acid/aminomethylphosphonic acid mixtures |
| US5578190A (en) * | 1984-12-28 | 1996-11-26 | Monsanto Company | Process for the preparation of glyphosate and glyphosate derivatives |
| USRE35389E (en) * | 1985-09-11 | 1996-12-03 | Hoechst Aktiengesellschaft | Process for the preparation of N-phosphonomethylglycine |
| WO2014012991A1 (en) | 2012-07-17 | 2014-01-23 | Straitmark Holding Ag | Method for the synthesis of n-(phosphonomethyl)glycine |
| WO2014012988A1 (en) | 2012-07-17 | 2014-01-23 | Straitmark Holding Ag | Method for the synthesis of n-(phosphonomethyl)glycine |
| US10280189B2 (en) | 2012-07-17 | 2019-05-07 | Monsanto Technology Llc | Method for the synthesis of aminoalkylenephosphonic acid |
| US10364262B2 (en) | 2012-07-17 | 2019-07-30 | Monsanto Technology Llc | Method for the synthesis of N-phosphonomethyliminodiacetic acid |
| US10464958B2 (en) | 2012-07-17 | 2019-11-05 | Monsanto Technology Llc | Method for the synthesis of alpha-aminoalkylenephosphonic acid |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0081459B1 (de) * | 1981-12-03 | 1985-06-19 | Ciba-Geigy Ag | Verfahren zur Herstellung von N-Phosphonomethylglycin |
| US4444580A (en) * | 1982-11-01 | 1984-04-24 | Monsanto Company | N-Substituted N-(phosphonomethyl)aminoethanal derivatives as herbicides |
| HUT41415A (en) * | 1984-12-28 | 1987-04-28 | Monsanto Co | Process for preparing n-phosphono-methyl-glycine derivatives |
| US4568432A (en) * | 1984-12-28 | 1986-02-04 | Monsanto Company | Process for preparing glyphosate and glyphosate derivatives |
| EP0611399A1 (en) * | 1991-11-06 | 1994-08-24 | E.I. Du Pont De Nemours And Company | Hydrogenation of enzymatically-produced glyoxylic acid/aminomethyl-phosphonic acid mixtures |
-
1975
- 1975-12-08 IL IL48619A patent/IL48619A/xx unknown
- 1975-12-09 NL NL7514313A patent/NL7514313A/xx unknown
- 1975-12-09 ES ES443320A patent/ES443320A1/es not_active Expired
- 1975-12-10 ZA ZA757746A patent/ZA757746B/xx unknown
- 1975-12-10 FR FR7537834A patent/FR2294181A1/fr active Granted
- 1975-12-10 RO RO7584153A patent/RO69249A/ro unknown
- 1975-12-10 JP JP50146491A patent/JPS5182228A/ja active Granted
- 1975-12-10 CS CS758400A patent/CS191288B2/cs unknown
- 1975-12-10 GB GB50567/75A patent/GB1482342A/en not_active Expired
- 1975-12-10 DE DE19752555573 patent/DE2555573A1/de not_active Ceased
- 1975-12-10 BG BG031738A patent/BG28263A3/xx unknown
- 1975-12-10 YU YU03126/75A patent/YU312675A/xx unknown
- 1975-12-10 AU AU87396/75A patent/AU501435B2/en not_active Expired
- 1975-12-10 BR BR7508189*A patent/BR7508189A/pt unknown
- 1975-12-10 CA CA241,438A patent/CA1039739A/en not_active Expired
- 1975-12-10 SU SU752197009A patent/SU683628A3/ru active
- 1975-12-10 BE BE162605A patent/BE836475A/xx not_active IP Right Cessation
- 1975-12-10 IT IT30160/75A patent/IT1050328B/it active
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5578190A (en) * | 1984-12-28 | 1996-11-26 | Monsanto Company | Process for the preparation of glyphosate and glyphosate derivatives |
| US5874612A (en) * | 1984-12-28 | 1999-02-23 | Baysdon; Sherrol L. | Process for the preparation of glyphosate and glyphosate derivatives |
| USRE35389E (en) * | 1985-09-11 | 1996-12-03 | Hoechst Aktiengesellschaft | Process for the preparation of N-phosphonomethylglycine |
| US4851159A (en) * | 1988-05-02 | 1989-07-25 | Monsanto Company | Process for the preparation of N- phosphonomethylglycine |
| US5180846A (en) * | 1991-11-06 | 1993-01-19 | E. I. Du Pont De Nemours & Company | Hydrogenation of enzymatically-produced glycolic acid/aminomethylphosphonic acid mixtures |
| WO2014012991A1 (en) | 2012-07-17 | 2014-01-23 | Straitmark Holding Ag | Method for the synthesis of n-(phosphonomethyl)glycine |
| WO2014012988A1 (en) | 2012-07-17 | 2014-01-23 | Straitmark Holding Ag | Method for the synthesis of n-(phosphonomethyl)glycine |
| US9676799B2 (en) | 2012-07-17 | 2017-06-13 | Straitmark Holding Ag | Method for the synthesis of N-(phosphonomethyl)glycine |
| US10280189B2 (en) | 2012-07-17 | 2019-05-07 | Monsanto Technology Llc | Method for the synthesis of aminoalkylenephosphonic acid |
| US10364262B2 (en) | 2012-07-17 | 2019-07-30 | Monsanto Technology Llc | Method for the synthesis of N-phosphonomethyliminodiacetic acid |
| US10464958B2 (en) | 2012-07-17 | 2019-11-05 | Monsanto Technology Llc | Method for the synthesis of alpha-aminoalkylenephosphonic acid |
Also Published As
| Publication number | Publication date |
|---|---|
| BR7508189A (pt) | 1976-08-24 |
| JPS5182228A (en) | 1976-07-19 |
| ZA757746B (en) | 1976-11-24 |
| FR2294181B1 (cs) | 1979-04-06 |
| IT1050328B (it) | 1981-03-10 |
| ES443320A1 (es) | 1977-04-16 |
| AU8739675A (en) | 1977-06-16 |
| IL48619A (en) | 1978-04-30 |
| SU683628A3 (ru) | 1979-08-30 |
| DE2555573A1 (de) | 1976-06-16 |
| GB1482342A (en) | 1977-08-10 |
| RO69249A (ro) | 1982-04-12 |
| BG28263A3 (en) | 1980-03-25 |
| FR2294181A1 (fr) | 1976-07-09 |
| YU312675A (en) | 1983-01-21 |
| NL7514313A (nl) | 1976-06-15 |
| BE836475A (fr) | 1976-06-10 |
| JPS5438087B2 (cs) | 1979-11-19 |
| AU501435B2 (en) | 1979-06-21 |
| CS191288B2 (en) | 1979-06-29 |
| IL48619A0 (en) | 1976-02-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA1039739A (en) | Process for the production of n-(phosphonomethyl) glycine | |
| US4094928A (en) | Carbonylaldiminomethanephosphonates | |
| CA1051912A (en) | Asymmetric catalysis | |
| US4072720A (en) | Production of alcohol | |
| EP0271311A2 (en) | Ruthenium-phosphine complexes | |
| CA1319707C (en) | Process for the preparation of serinol | |
| US4554377A (en) | Production of N-vinyl carboxylic acid amides | |
| JP2523753B2 (ja) | ２，３―ジクロロピリジンの製造法 | |
| CA2280511C (en) | Production of 1,3-diaminopentane by hydrogenation of 3-aminopentanenitrile | |
| JPS6130659B2 (cs) | ||
| GB2082181A (en) | A process for the production of acetaldehyde and ethanol | |
| EP0171216B1 (en) | A method for the production of tiglic aldehyde | |
| GB1593803A (en) | Method of producing furfuryl alcohol | |
| US5414101A (en) | Preparation of hydridocarbonyl tris (triorganophosphorus) rhodium compounds | |
| JPH0375541B2 (cs) | ||
| JP3795970B2 (ja) | α，β−不飽和アルデヒドの製造方法 | |
| KR940005342B1 (ko) | N-포스포노메틸글리신의 제조방법 | |
| EP0293127B1 (en) | Process for preparing glyoxylic acid | |
| US3366686A (en) | Process for preparing primary amines | |
| JPS6031824B2 (ja) | ヒドロキシフェニルピペリジニルメタノ−ル誘導体の製法 | |
| SU1121263A1 (ru) | Способ получени 2,6-диарил (гетарил)тиациклогексанов | |
| US4297509A (en) | Process for preparing alkali metal salts 3-amino-2, 5-dichlorobenzoic acid | |
| JPS5846509B2 (ja) | 新規２−メチレン−３−置換ブタナ−ル及びその製法 | |
| EP0013554A1 (en) | Process for production of 1,17-diamino-9-azaheptadecane | |
| US4299962A (en) | Process for synthesizing 2-sulphanilamido-3-methoxypyrazine |