4-Oxo-1,2-cyclopentanedicarboxylic acid

Modify Date: 2025-09-17 13:56:53

4-Oxo-1,2-cyclopentanedicarboxylic acid Structure
4-Oxo-1,2-cyclopentanedicarboxylic acid structure
Common Name 4-Oxo-1,2-cyclopentanedicarboxylic acid
CAS Number 1703-61-3 Molecular Weight 172.135
Density 1.6±0.1 g/cm3 Boiling Point 466.7±45.0 °C at 760 mmHg
Molecular Formula C7H8O5 Melting Point 189ºC
MSDS N/A Flash Point 250.2±25.2 °C

 Names

Name 4-Oxocyclopentane-1,2-dicarboxylic Acid
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.6±0.1 g/cm3
Boiling Point 466.7±45.0 °C at 760 mmHg
Melting Point 189ºC
Molecular Formula C7H8O5
Molecular Weight 172.135
Flash Point 250.2±25.2 °C
Exact Mass 172.037170
PSA 91.67000
LogP -1.60
Vapour Pressure 0.0±2.5 mmHg at 25°C
Index of Refraction 1.559

 Safety Information

Hazard Codes Xi
HS Code 2918300090

 Synthetic Route

~91%

4-Oxo-1,2-cyclopentanedicarboxylic acid Structure

4-Oxo-1,2-cyclo...

CAS#:1703-61-3

Literature: TIBOTEC PHARMACEUTICALS LTD. Patent: WO2008/92955 A1, 2008 ; Location in patent: Page/Page column 24 ;

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4-Oxo-1,2-cyclopentanedicarboxylic acid Structure

4-Oxo-1,2-cyclo...

CAS#:1703-61-3

Literature: Synlett, , vol. 1997, # 2 p. 193 - 194

 Customs

HS Code 2918300090
Summary 2918300090 other carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

 Synonyms

4-Oxocyclopentane-1,2-dicarboxylic acid
1,2-Cyclopentanedicarboxylic acid, 4-oxo-
4-Oxo-1,2-cyclopentanedicarboxylic acid
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