A new reaction of α-chloro-α-chlorosulfenyl ketones: facile syntheses of 3,3-dichloro- and 3-chloro-chroman-4-ones and thiochroman-4-ones

Gabbutt, Christopher D., D. Hepworth, John and Heron, B. Mark (1994) A new reaction of α-chloro-α-chlorosulfenyl ketones: facile syntheses of 3,3-dichloro- and 3-chloro-chroman-4-ones and thiochroman-4-ones. Tetrahedron, 50 (17). pp. 5245-5254. ISSN 0040-4020

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Abstract

3-Chloro-3-chlorosulfenylchroman-4-ones are efficiently obtained from chroman-4-ones by treatment with thionyl chloride. Direct oxidation affords 3,3-dichlorochroman-4-ones, whilst conversion to the sulfenamides prior to oxidation provides a facile route to 3-chlorochroman-4-ones.

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Title:

A new reaction of α-chloro-α-chlorosulfenyl ketones: facile syntheses of 3,3-dichloro- and 3-chloro-chroman-4-ones and thiochroman-4-ones

Creators:

Gabbutt, Christopher D., D. Hepworth, John and Heron, B. Mark

Identification Number:

10.1016/S0040-4020(01)90434-X

Official URL:

http://dx.doi.org/10.1016/S0040-4020(01)90434-X

Date:

April 1994

Subjects:

Q Science > Q Science (General)
Q Science > QD Chemistry

Schools:

School of Applied Sciences

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Item Type:

Article

Depositing User:

Sharon Beastall

Date Deposited:

20 Sep 2012 11:48

Revision:

13

Last Modified:

28 Aug 2021 11:21

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