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2 324 700

(13)

(51)

IPC

C07J53/00(2006-01-01)

C07J63/00(2006-01-01)

(21) (22)

Application

2007101115/04, 2007-01-09

(24)

Start date

2007-01-09

(22)

Actual filing date

2007-01-09

(45)

Published

2008-05-20

(72)

Inventor

Kuznetsova Svetlana AlekseevnaKuznetsov Boris NikolaevichRed'Kina Evgenija SergeevnaSokolenko Vil'Jam AleksandrovichSkvortsova Galina Pavlovna

(73)

Holder

Institut Khimii I Khimicheskoj Tekhnologii So Ran So Ran)

METHOD OF BETULINOL DIACETATE PREPARATION Russian patent published in 2008 - IPC C07J53/00 C07J63/00

Abstract RU 2324700 C1

FIELD: technological processes.

SUBSTANCE: betulinol diacetate (C₃₄H₅₄O₄) - biologically active substance, which exhibits anticancer activity and represents high interest for chemical-pharmaceutical industry. The method includes preparation of betulinol diacetate directly from birch bark by boiling it in acetic acid.

EFFECT: simplifies process of betulinol diaceate preparation; reduces costs for product preparation and production hazard.

1 cl, 3 ex

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RU 2 324 700 C1

Authors

Kuznetsova Svetlana Alekseevna

Kuznetsov Boris Nikolaevich

Red'Kina Evgenija Sergeevna

Sokolenko Vil'Jam Aleksandrovich

Skvortsova Galina Pavlovna

Dates

2008-05-20—Published

2007-01-09—Filed