FIELD: chemistry.
SUBSTANCE: invention relates to a method of producing 3-phenylpyrrolidone, which involves a process for cyclisation of 4-amino-3-phenylbutyric acid in the presence of a catalytic amount of zinc chloride and 3-phenylpyrrolidone at temperature of 100-140°C.
EFFECT: high output of the end product.
2 ex
| Title | Year | Author | Number |
|---|---|---|---|
| METHOD OF PREPARING γ-амино-β--AMINO-γPHENYLBUTYRIC ACID HYDROCHLORIDE | 1998 |
|
RU2146246C1 |
| METHOD OF SYNTHESIS OF DRUG NITRAZEPAM - 1,3-DIHYDRO-5-PHENYL-7-NITRO-2H-1,4-BENZODIAZEPINE-2-ONE | 1996 |
|
RU2136285C1 |
| N-CARBAMOYLMETHYL-4-PHENYL-2-PYRROLIDONE NEW COMPOSITION | 2017 |
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| METHOD OF PRODUCING 4-SUBSTITUTED 2-[2-OXO-1-PYRROLIDINYL] ACETAMIDE | 2016 |
|
RU2629117C1 |
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|
SU1162801A1 |
| METHOD FOR PREPARING 5-AMINO-1,2,4-TRIAZOLE-3-YLACETIC ACID MONOHYDRATE | 2006 |
|
RU2313522C1 |
| METHOD OF PRODUCING 3-CHLORO-4-CHLOROMETHYL-1-(M-TRIFLUORINE METHYLPHENYL) - 2 - PYRROLIDONE | 0 |
|
SU1452479A3 |
| METHOD OF PRODUCING 4-(1-ADAMANTYL)ANILINE | 2014 |
|
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| METHOD OF PRODUCING SUBSTITUTED AROMATIC COMPOUNDS | 2015 |
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RU2584423C1 |
| METHOD OF PREPARING 3-PHENYL-4-AMINOBUTYRIC ACID OR 3-PHENYL-4-AMINOBUTYRIC ACID CHLOROHYDRATE | 2000 |
|
RU2166497C1 |
