2-[7-(dihydroxymethylidene)-5,6-dioxo-1-cyclohepta-1,3-dienyl]acetic acid

Modify Date: 2025-08-25 14:05:32

2-[7-(dihydroxymethylidene)-5,6-dioxo-1-cyclohepta-1,3-dienyl]acetic acid Structure
2-[7-(dihydroxymethylidene)-5,6-dioxo-1-cyclohepta-1,3-dienyl]acetic acid structure
Common Name 2-[7-(dihydroxymethylidene)-5,6-dioxo-1-cyclohepta-1,3-dienyl]acetic acid
CAS Number 4666-80-2 Molecular Weight 224.16700
Density 1.626g/cm3 Boiling Point 419.2ºC at 760 mmHg
Molecular Formula C10H8O6 Melting Point N/A
MSDS N/A Flash Point 221.4ºC

 Names

Name 7-(carboxymethyl)-2-hydroxy-3-oxocyclohepta-1,4,6-triene-1-carboxylic acid
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.626g/cm3
Boiling Point 419.2ºC at 760 mmHg
Molecular Formula C10H8O6
Molecular Weight 224.16700
Flash Point 221.4ºC
Exact Mass 224.03200
PSA 111.90000
LogP 0.07770
Index of Refraction 1.644

 Safety Information

HS Code 2918990090

 Synthetic Route

~%

2-[7-(dihydroxymethylidene)-5,6-dioxo-1-cyclohepta-1,3-dienyl]acetic acid Structure

2-[7-(dihydroxy...

CAS#:4666-80-2

Literature: Haworth; Moore; Pauson Journal of the Chemical Society, 1948 , p. 1045,1051 Full Text Show Details Collier Journal of the Chemical Society [Section] C: Organic, 1966 , p. 2255,2259

 Precursor & DownStream

Precursor  1

DownStream  1

 Customs

HS Code 2918990090
Summary 2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

 Synonyms

Tropolon-3-carbonsaeure-4-essigsaeure
2-Carboxymethyl-6-hydroxy-7-oxo-cyclohepta-1,3,5-triencarbonsaeure
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