Patent · US Expired

Chlorinated .beta.-ketoesters, their preparation and their use

US4837365A · kind A · utility

2Cited by
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2Claims
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Assignee

Inventor

Key dates

Filing dateAug 13, 1984
Grant dateJun 6, 1989
Priority date
Expiry dateAug 13, 2004

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C49/203
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

New chlorinated .beta.-ketoesters of the formula: ##STR1## wherein R represents alkyl of 1 through 6 carbon atoms or alkenyl of 2 through 6 carbon atoms, and R.sub.1 represents alkyl of 1 through 4 carbon atoms, their preparation and their use for the preparation of ethylenic ketones of the formula: ##STR2## wherein R is as hereinbefore defined.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.