RO95628B1 - Procedeu pentru obtinerea clorurii de metil sulfonic a acidului alfa-amino-y-metilmercaptobutiric - Google Patents
Procedeu pentru obtinerea clorurii de metil sulfonic a acidului alfa-amino-y-metilmercaptobutiricInfo
- Publication number
- RO95628B1 RO95628B1 RO124972A RO12497286A RO95628B1 RO 95628 B1 RO95628 B1 RO 95628B1 RO 124972 A RO124972 A RO 124972A RO 12497286 A RO12497286 A RO 12497286A RO 95628 B1 RO95628 B1 RO 95628B1
- Authority
- RO
- Romania
- Prior art keywords
- alpha
- amino
- methyl chloride
- methylmercaptobutyric acid
- solvent
- Prior art date
Links
- NEHMKBQYUWJMIP-UHFFFAOYSA-N chloromethane Chemical compound ClC NEHMKBQYUWJMIP-UHFFFAOYSA-N 0.000 title abstract 4
- 229940050176 methyl chloride Drugs 0.000 title abstract 2
- 238000004519 manufacturing process Methods 0.000 title 1
- FFEARJCKVFRZRR-UHFFFAOYSA-N methionine Chemical compound CSCCC(N)C(O)=O FFEARJCKVFRZRR-UHFFFAOYSA-N 0.000 title 1
- 239000002904 solvent Substances 0.000 abstract 3
- KGZNJHFKZCBYPA-UHFFFAOYSA-N 2-amino-4-methylsulfanylbutanoic acid;methylsulfanium;chloride Chemical compound [Cl-].[SH2+]C.CSCCC(N)C(O)=O KGZNJHFKZCBYPA-UHFFFAOYSA-N 0.000 abstract 1
- FFEARJCKVFRZRR-BYPYZUCNSA-N L-methionine Chemical compound CSCC[C@H](N)C(O)=O FFEARJCKVFRZRR-BYPYZUCNSA-N 0.000 abstract 1
- YDBYJHTYSHBBAU-YFKPBYRVSA-N S-methyl-L-methioninate Chemical compound C[S+](C)CC[C@H](N)C([O-])=O YDBYJHTYSHBBAU-YFKPBYRVSA-N 0.000 abstract 1
- 239000002253 acid Substances 0.000 abstract 1
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 238000001035 drying Methods 0.000 abstract 1
- 238000001914 filtration Methods 0.000 abstract 1
- 229930182817 methionine Natural products 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 238000001556 precipitation Methods 0.000 abstract 1
- 238000002360 preparation method Methods 0.000 abstract 1
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Inventia prezinta un procedeu pentru obtinerea clorurii de metil sulfoniu a acidului alfa-amino-gama-metilmercaptobutiric de înalta puritate, produs utilizat în industria farmaceutica, cunoscut sub denumirea de Vitamina U, prin reactia dintre acidul alfa-amino-ga-ametilmercaptobutiric (metionina) cu clorura de metil în exces, într-un solvent, sub presiune. Dupa îndepartarea partiala a solventului, precipitarea produsului cu un nonsolvent, filtrarea si uscarea sa se obtine un produs de puritate 99,9%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO124972A RO95628B1 (ro) | 1986-10-09 | 1986-10-09 | Procedeu pentru obtinerea clorurii de metil sulfonic a acidului alfa-amino-y-metilmercaptobutiric |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO124972A RO95628B1 (ro) | 1986-10-09 | 1986-10-09 | Procedeu pentru obtinerea clorurii de metil sulfonic a acidului alfa-amino-y-metilmercaptobutiric |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| RO95628B1 true RO95628B1 (ro) | 1988-10-01 |
Family
ID=40904833
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO124972A RO95628B1 (ro) | 1986-10-09 | 1986-10-09 | Procedeu pentru obtinerea clorurii de metil sulfonic a acidului alfa-amino-y-metilmercaptobutiric |
Country Status (1)
| Country | Link |
|---|---|
| RO (1) | RO95628B1 (ro) |
-
1986
- 1986-10-09 RO RO124972A patent/RO95628B1/ro unknown
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