METHOD OF SYNTHESIS OF BENZOPYRANE COMPOUNDS, INTERMEDIATE COMPOUNDS AND METHODS OF THEIR SYNTHESIS Russian patent published in 1997 - IPC

Abstract RU 2094428 C1

FIELD: organic chemistry. SUBSTANCE: invention describes method of synthesis of the substituted benzopyrane derivatives involving cyclization of the corresponding intermediate compounds with the opened chain at the last stage. EFFECT: improved method of synthesis. 8 cl

Similar patents RU2094428C1

Title Year Author Number
HETEROCYCLIC COMPOUND OR ITS TAUTOMERIC FORM AND/OR PHARMACEUTICALLY ACCEPTABLE SALT AND/OR PHARMACEUTICALLY ACCEPTABLE SOLVATE, PHARMACEUTICAL COMPOSITION DECREASING BLOOD GLUCOSE LEVEL, METHOD OF TREATMENT AND/OR PROPHYLAXIS OF HYPOGLYCEMIC PATIENTS 1993
  • Dehvid Khej
  • Dzhon Tomas Sajm
RU2134686C1
METHOD OF SYNTHESIS OF 4-(4'-FLUOROPHENYL)-3-HYDROXYMETHYL-PIPERIDINES AND METHOD OF SYNTHESIS OF 4-(4'-FLUOROPHENYL)-3-(3',4'-METHYLENEDIHYDROXYPHENOXYMETHYL)-PIPERIDINE 1994
  • Sidnej Ehdvard Kehllender
RU2141477C1
METHOD FOR STEREOSPECIFIC HYDROLYSIS OF PIPERIDINEDIONE DERIVATIVES 1993
  • Alan Dehvid Kurzons[Gb]
  • Loson Uill'Jam Pauehll[Gb]
  • Alan Martin Ki[Gb]
RU2108393C1
PAROXETIN HYDROCHLORIDE ANHYDRATE, PAROXETIN HYDROCHLORIDE SOLVATES AND METHODS OF THEIR PREPARING 1996
  • Viktor Vitol'D Jatsevich
  • Nil Uord
RU2125052C1
METHOD OF PREPARING AND/OR PURIFYING CLAVULANIC ACID OR PHARMACEUTICALLY ACCEPTABLE SALTS OR ESTERS THEREOF CLAVULANIC ACID SALT WITH AMINO ACID 1993
  • Majkl Allen Kuk[Gb]
  • Robert Bennett Uilkins[Gb]
RU2105768C1
(E)-3-[2-N-BUTYL-1-{(4-CARBOXYPHENYL)-METHYL}-1H-IMIDAZOLE-5- -YL]-2-(2-THIENYL)-METHYL-2-PROPENOIC ACID METHANESULFONATE, METHOD OF ITS SYNTHESIS, PHARMACEUTICAL COMPOSITION BASED ON THEREOF 1992
  • Richard Makkallok Kinen
  • Dzhozef Vajnshtok
RU2124513C1
METHOD OF SYNTHESIS OF CLAVULANIC ACID OR ITS PHARMACEUTICALLY ACCEPTABLE SALTS AND ETHERS, CLAVULANIC ACID SALT WITH AMINE 1995
  • Majkl Allen Kuk[Gb]
  • Robert Bennett Uilkins[Gb]
RU2081121C1
METHOD OF TREATMENT OF STATE WHERE 5HT-LIKE AGONIST, DERIVATIVE OF TETRAHYDROCARBAZOLE IS REQUIRED, METHOD OF ITS SYNTHESIS, PHARMACEUTICAL COMPOSITION SHOWING ACTIVITY OF AGONIST OF 5HT-LIKE RECEPTORS 1992
  • Frehnsis Dehvid King
  • Larami Mehri Gehster
  • Al'Berto Dzhulio Kaumann
  • Rodni Kristofer Jang
RU2137474C1
METHOD OF PREPARING CLAVULANIC ACID OR ITS PHARMACEUTICALLY ACCEPTABLE SALTS OR ESTERS 1995
  • Majkl Allen Kuk[Gb]
  • Robert Bennett Uilkins[Gb]
RU2088586C1
CONDENSED INDOLE DERIVATIVE OR ITS PHARMACEUTICALLY ACCEPTABLE SALT, PHARMACEUTICAL COMPOSITION SHOWING ACTIVITY OF 5-$$$-RECEPTOR ANTAGONIST 1993
  • Lehrami Mehri Gaster[Gb]
  • Pol Adrian Vajman[Gb]
RU2104279C1

RU 2 094 428 C1

Authors

Grekhem Dzhonson[Gb]

Nejl Smit[Gb]

Richard Grekhem Dzhin[Gb]

Inderdzhit Singkh Mehnn[Gb]

Vehns Novak[Us]

Dates

1997-10-27Published

1993-11-19Filed