Photocyclisation of 2,6-dichlorocinnamates to 5-chlorocoumarin

Rina Arad-Yellin; Bernard S. Green; Karol A. Muszkat

doi:10.1039/C39760000014

Photocyclisation of 2,6-dichlorocinnamates to 5-chlorocoumarin

Rina Arad-Yellin
, Bernard S. Green^*
, Karol A. Muszkat

^*Corresponding author for this work

Research output: Contribution to journal › Article › peer-review

8 Scopus citations

Abstract

2,6-Dichlorocinnamic acid and its esters undergo photocyclization to yield 5-chlorocoumarin; the present evidence favours a mechanism involving the singlet excited state of the cis-isomer and an unstable ortho-quinomethylketen (4) as the precursor.

Original language	English
Pages (from-to)	14-15
Number of pages	2
Journal	Journal of the Chemical Society D: Chemical Communications
Issue number	1
DOIs	https://doi.org/10.1039/C39760000014
State	Published - 1976
Externally published	Yes

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title = "Photocyclisation of 2,6-dichlorocinnamates to 5-chlorocoumarin",

abstract = "2,6-Dichlorocinnamic acid and its esters undergo photocyclization to yield 5-chlorocoumarin; the present evidence favours a mechanism involving the singlet excited state of the cis-isomer and an unstable ortho-quinomethylketen (4) as the precursor.",

author = "Rina Arad-Yellin and Green, \{Bernard S.\} and Muszkat, \{Karol A.\}",

year = "1976",

doi = "10.1039/C39760000014",

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pages = "14--15",

journal = "Journal of the Chemical Society D: Chemical Communications",

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T1 - Photocyclisation of 2,6-dichlorocinnamates to 5-chlorocoumarin

AU - Arad-Yellin, Rina

AU - Green, Bernard S.

AU - Muszkat, Karol A.

PY - 1976

Y1 - 1976

N2 - 2,6-Dichlorocinnamic acid and its esters undergo photocyclization to yield 5-chlorocoumarin; the present evidence favours a mechanism involving the singlet excited state of the cis-isomer and an unstable ortho-quinomethylketen (4) as the precursor.

AB - 2,6-Dichlorocinnamic acid and its esters undergo photocyclization to yield 5-chlorocoumarin; the present evidence favours a mechanism involving the singlet excited state of the cis-isomer and an unstable ortho-quinomethylketen (4) as the precursor.

UR - https://www.scopus.com/pages/publications/37049094528

U2 - 10.1039/C39760000014

DO - 10.1039/C39760000014

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AN - SCOPUS:37049094528

SN - 0022-4936

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JO - Journal of the Chemical Society D: Chemical Communications

JF - Journal of the Chemical Society D: Chemical Communications

IS - 1

ER -

Photocyclisation of 2,6-dichlorocinnamates to 5-chlorocoumarin

Abstract

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