2H-1-Benzopyran-4-aceticacid, 2-oxo-

Modify Date: 2025-09-13 10:47:09

2H-1-Benzopyran-4-aceticacid, 2-oxo- Structure
2H-1-Benzopyran-4-aceticacid, 2-oxo- structure
 Common Name 2H-1-Benzopyran-4-aceticacid, 2-oxo-
CAS Number 24526-73-6 Molecular Weight 204.17900
Density 1.386g/cm3 Boiling Point 440.4ºC at 760mmHg
Molecular Formula C11H8O4 Melting Point N/A
MSDS N/A Flash Point 181.2ºC

 Names

Name 2-(2-oxochromen-4-yl)acetic acid
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.386g/cm3
Boiling Point 440.4ºC at 760mmHg
Molecular Formula C11H8O4
Molecular Weight 204.17900
Flash Point 181.2ºC
Exact Mass 204.04200
PSA 67.51000
LogP 1.42010
Vapour Pressure 1.56E-08mmHg at 25°C
Index of Refraction 1.603

 Safety Information

HS Code 2932209090

 Synthetic Route

3-Oxopentanedioic acid structure

3-Oxopentanedio...

CAS#:542-05-2

Phenol structure

Phenol

CAS#:108-95-2

~%

2H-1-Benzopyran-4-aceticacid, 2-oxo- Structure

2H-1-Benzopyran...

CAS#:24526-73-6

Literature: Limaye Journal of the Indian Chemical Society, 1927 , vol. 4, p. 159 Chem. Zentralbl., 1927 , vol. 98, # II p. 1701
Ethyl 3-oxoglutarate structure

Ethyl 3-oxoglutarate

CAS#:105-50-0

Phenol structure

Phenol

CAS#:108-95-2

~2%

2H-1-Benzopyran-4-aceticacid, 2-oxo- Structure

2H-1-Benzopyran...

CAS#:24526-73-6

Literature: Brubaker; DeRuiter; Whitmer Journal of Medicinal Chemistry, 1986 , vol. 29, # 6 p. 1094 - 1099
2H-1-Benzopyran-2-one,4-chloro- structure

2H-1-Benzopyran...

CAS#:17831-88-8

~%

2H-1-Benzopyran-4-aceticacid, 2-oxo- Structure

2H-1-Benzopyran...

CAS#:24526-73-6

Literature: Checchi,S. et al. Gazzetta Chimica Italiana, 1969 , vol. 99, p. 501 - 513
ethyl 2-cyano-2-(2-oxo-2H-chromen-4-yl)acetate structure

ethyl 2-cyano-2...

CAS#:24526-79-2

~%

2H-1-Benzopyran-4-aceticacid, 2-oxo- Structure

2H-1-Benzopyran...

CAS#:24526-73-6

Literature: Checchi,S. et al. Gazzetta Chimica Italiana, 1969 , vol. 99, p. 501 - 513
Citric Acid structure

Citric Acid

CAS#:77-92-9

Phenol structure

Phenol

CAS#:108-95-2

~%

2H-1-Benzopyran-4-aceticacid, 2-oxo- Structure

2H-1-Benzopyran...

CAS#:24526-73-6

Literature: Patel, Mehul M.; Mali, Mimansha D.; Patel, Saurabh K. Bioorganic and Medicinal Chemistry Letters, 2010 , vol. 20, # 21 p. 6324 - 6326
3-Oxopentanedioic acid structure

3-Oxopentanedio...

CAS#:542-05-2

~%

2H-1-Benzopyran-4-aceticacid, 2-oxo- Structure

2H-1-Benzopyran...

CAS#:24526-73-6

Literature: Dixit; Gokhale Journal of the University of Bombay, Science: Physical Sciences, Mathematics, Biological Sciences and Medicine, 1934 , vol. 3/2, p. 82,98 Chem. Zentralbl., 1935 , vol. 106, # I p. 2979,2981
Phenol structure

Phenol

CAS#:108-95-2

~%

2H-1-Benzopyran-4-aceticacid, 2-oxo- Structure

2H-1-Benzopyran...

CAS#:24526-73-6

Literature: Dixit; Gokhale Journal of the University of Bombay, Science: Physical Sciences, Mathematics, Biological Sciences and Medicine, 1934 , vol. 3/2, p. 82,98 Chem. Zentralbl., 1935 , vol. 106, # I p. 2979,2981
Citric Acid structure

Citric Acid

CAS#:77-92-9

~%

2H-1-Benzopyran-4-aceticacid, 2-oxo- Structure

2H-1-Benzopyran...

CAS#:24526-73-6

Literature: Sanap, Kailas K.; Samant, Shriniwas D. Synlett, 2012 , vol. 23, # 15 p. 2189 - 2194

 Customs

HS Code 2932209090
Summary 2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Synonyms

coumarin-4-acetic acid
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