4-[(2-hydroxyphenyl)azo]resorcinol

Modify Date: 2025-08-25 17:43:26

4-[(2-hydroxyphenyl)azo]resorcinol Structure
4-[(2-hydroxyphenyl)azo]resorcinol structure
Common Name 4-[(2-hydroxyphenyl)azo]resorcinol
CAS Number 4867-02-1 Molecular Weight 230.21900
Density 1.35g/cm3 Boiling Point 464ºC at 760 mmHg
Molecular Formula C12H10N2O3 Melting Point N/A
MSDS N/A Flash Point 305.8ºC

 Names

Name (4E)-3-hydroxy-4-[(2-hydroxyphenyl)hydrazinylidene]cyclohexa-2,5-dien-1-one
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.35g/cm3
Boiling Point 464ºC at 760 mmHg
Molecular Formula C12H10N2O3
Molecular Weight 230.21900
Flash Point 305.8ºC
Exact Mass 230.06900
PSA 81.92000
LogP 1.81390
Index of Refraction 1.641

 Synthetic Route

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4-[(2-hydroxyphenyl)azo]resorcinol Structure

4-[(2-hydroxyph...

CAS#:4867-02-1

Literature: Tedder; Theaker Journal of the Chemical Society, 1959 , p. 257,262

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4-[(2-hydroxyphenyl)azo]resorcinol Structure

4-[(2-hydroxyph...

CAS#:4867-02-1

Literature: CIBA Patent: US1895559 , 1928 ;

 Synonyms

2,2',4'-trihydroxyazobenzene
EINECS 225-474-8
o,o',p-trihydroxyazobenzene
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