Patenton — panteon of patents

(19)

RU

(11)

2 034 827

(13)

C1

(51)

IPC

(21) (22)

Application

5022680/04, 1992-01-21

(22)

Actual filing date

1992-01-21

(45)

Published

1995-05-10

(72)

Inventor

Juzhakova O.A.Borovkov A.G.

(73)

Holder

Moskovskoe Nauchno-Proizvodstvennoe Ob"Edinenie

PROCESS FOR PREPARING 2-OXY-4- (METH)ACRYLOYLOXYBENZOPHENONE Russian patent published in 1995 - IPC

Abstract RU 2034827 C1

FIELD: organic chemistry. SUBSTANCE: the product is 2-oxy-4- (meth)acryloyloxybenzophenone of the empirical formula: C17H14O4. The melting point is 76 C. The yield is 85%. Reagent 1: 2,4-dioxybenzophenone. Reagent 2: (meth) a ryloyl chloride. Reaction conditions: heating at 40-60 C in the presence of diethylaniline followed by recovery of the desired product from the reaction mixture by precipitation with a C1-C3 alcohol. EFFECT: improved preparation process.

Similar patents RU2034827C1

Title Year Author Number
PROCESS FOR PREPARING BLUE COLOR-FORMING COMPONENTS OF 2- ACYL AMINO-4,6-DICHLORO-5-METHYLPHENOL 1992
  • Juzhakova O.A.
  • Borovkov A.G.
 RU2041870C1
LATEXES OF COPOLYMERS OF BUTYLACRYLATE AND DI-N-SUBSTITUTED ACRYLAMIDE 0
  • Yuzhakova Olga Alekseevna
  • Bykov Aleksandr Mikhajlovich
  • Borovkov Aleksandr Grigorevich
 SU1819274A3
METHOD FOR PRODUCTION OF 6-BROM-2-AMINO-4-NITROPHENOL 1991
  • Andrievskij A.M.
  • Glushchenko S.N.
  • Avidon S.V.
  • Grekhova N.G.
 RU2053223C1
METHOD FOR PRODUCTION OF 6-BROM-2-AMINO-4-NITROPHENOL 1991
  • Andrievskij A.M.
  • Popov S.I.
  • Kukushkina M.L.
  • Kobrinskij I.A.
  • Lapin Ju.A.
  • Avidon S.V.
  • Glushchenko S.N.
 RU2053222C1
METHOD FOR PRODUCTION OF 1,2-DIBROM-3,5-DINITROBENZENE 1991
  • Andrievskij A.M.
  • Avidon S.V.
  • Grekhova N.G.
  • Gorelik M.V.
  • Glushchenko S.N.
 RU2053220C1
METHOD OF SYNTHESIS OF GLUTACONIC ALDEHYDE DIANIL CHLOROHYDRATE 1989
  • Rumjantseva L.I.
  • Kuzeeva N.L.
  • Katkova I.G.
 SU1779020A1
METHOD OF SYNTHESIS OF CARNOSINE 1990
  • Skoblik T.I.
  • Markin A.Ju.
  • Zaborina T.G.
  • Filippovich E.I.
  • Zheltukhina G.A.
  • Evstigneeva R.P.
  • Babizhaev M.A.
  • Sharkov V.Ja.
 RU2030422C1
METHOD FOR PRODUCTION OF 6-BROM-2-AMINO-4-NITROPHENOL 1992
  • Andrievskij A.M.
  • Avidon S.V.
  • Kobrinskij I.A.
  • Al'Tman E.Sh.
  • Nikonov V.V.
  • Popov B.N.
  • Ehssert V.K.
  • Shevtsova I.N.
 RU2053224C1
METHOD OF SYNTHESIS OF 2-BROMO-4,6-DINITROANILINE 1991
  • Andrievskij A.M.
  • Glushchenko S.N.
  • Avidon S.V.
  • Grekhova N.G.
  • Kobrinskij I.A.
 RU2030391C1
PROCESS FOR PREPARING 4-AND/OR 6-NITRO-2-AMINOPHENOLS 1992
  • Gorelik M.V.
  • Andrievskij A.M.
  • Shtejman V.Ja.
 RU2068407C1

RU 2 034 827 C1

Authors

Juzhakova O.A.

Borovkov A.G.

Dates

1995-05-10—Published

1992-01-21—Filed

read Similar patents