Patenton — panteon of patents

(19)

RU

(11)

2 091 364

(13)

C1

(51)

IPC

(21) (22)

Application

95112972/04, 1995-07-20

(22)

Actual filing date

1995-07-20

(45)

Published

1997-09-27

(72)

Inventor

Trofimov B.A.Vasil'Tsov A.M.Mikhaleva A.I.Sobenina L.N.Stankevich V.K.

(73)

Holder

Irkutskij Institut Organicheskoj Khimii So Ran

METHOD OF PREPARING CITRAL Russian patent published in 1997 - IPC

Abstract RU 2091364 C1

FIELD: manufacture highly valuable perfume components and highly valuable cosmetic and perfume products, more particularly synthesis of vitamins A and E. SUBSTANCE: claimed method comprises boiling dehydrolinalol in the presence of 0.05-2% V2O5 with or without addition of 0.1-10% MnSO4 by weight of V2O5 under atmospheric pressure for 5-25 minutes. EFFECT: more efficient preparation method. 3 cl, 1 tbl

Similar patents RU2091364C1

Title Year Author Number
METHOD OF PREPARING SILYL-OTHO-VANADATES 1997
  • Vasil'Tsov A.M.
  • Mikhaleva A.I.
  • Trofimov B.A.
 RU2137544C1
METHOD FOR PRODUCTION OF 6-METHYL-5-HEPTENE-2-ON 1995
  • Trofimov B.A.
  • Sobenina L.N.
  • Mikhaleva A.I.
  • Vasil'Tsov A.M.
  • Petrova O.V.
 RU2078075C1
METHOD OF MICROCRYSTALLINE CELLULOSE 1996
  • Svjatkin Ju.K.
  • Babkin V.A.
  • D'Jachkova S.G.
 RU2131885C1
METHOD FOR SORPTION OF HEAVY METALS OF AQUEOUS SOLUTIONS 1996
  • Annenkova V.Z.
  • Annenkova V.M.
  • Khabibulina A.G.
 RU2101370C1
METHOD OF SYNTHESIS OF 2-METHYL-1-NAPHTHOL AND 2,4-DIMETHYL-1-NAPHTHOL MIXTURE 1991
  • Valiullina G.A.
  • Kishkan' L.N.
  • Khlebnikov B.M.
  • Krysin A.P.
  • Egorova T.G.
  • Titova T.F.
 RU2027694C1
PROCESS FOR PREPARING 2,2,-BIS-(3,5-DIBROMO-4- HYDROBYPHENYL) PROPANE 1992
  • Nedolja N.A.
  • Lazarev I.M.
 RU2034823C1
METHOD OF 2-METHYL-1,4-NAPHTHOQUIN0NE SYNTHESIS 1990
  • Matveev K.I.
  • Krysin A.P.
  • Titova T.F.
  • Khlebnikov B.M.
  • Odjakov V.F.
  • Egorova T.G.
  • Zhizhina E.G.
  • Parmon V.N.
 RU2022958C1
METHOD FOR PRODUCTION OF CIS-1,2-DI(ALKYL SELENO) ETHENES 1991
  • Amosova S.V.
  • Potapov V.A.
  • Khangurov A.V.
  • Modonov V.B.
 SU1833615A3
METHOD FOR PRODUCTION OF 1-(CHLORMETHYL)-SYLATRAN 1992
  • Baryshok V.P.
  • Kuznetsova G.A.
  • Voronkov M.G.
 RU2043357C1
PROCESS FOR PREPARING BIS-2-CHLOROETHYLSULFOXIDE 1993
  • Trofimov B.A.
  • Gusarova N.K.
  • Chernysheva N.A.
  • Dorofeev I.A.
  • Khil'Ko M.Ja.
  • Rakhmatulina T.N.
  • Novikov V.K.
  • Krotovich I.N.
  • Gormaj V.V.
  • Dolgov N.F.
  • Shantrokha A.V.
  • Denisenja A.N.
 RU2034833C1

RU 2 091 364 C1

Authors

Trofimov B.A.

Vasil'Tsov A.M.

Mikhaleva A.I.

Sobenina L.N.

Stankevich V.K.

Dates

1997-09-27—Published

1995-07-20—Filed

download Download PDF read Similar patents