2-methyl-4-oxo-chromene-3-carboxylic acid

Modify Date: 2024-01-04 10:44:55

2-methyl-4-oxo-chromene-3-carboxylic acid Structure
2-methyl-4-oxo-chromene-3-carboxylic acid structure
 Common Name 2-methyl-4-oxo-chromene-3-carboxylic acid
CAS Number 51751-37-2 Molecular Weight 204.17900
Density 1.405g/cm3 Boiling Point 341.4ºC at 760 mmHg
Molecular Formula C11H8O4 Melting Point N/A
MSDS N/A Flash Point 136.5ºC

 Names

Name 2-methyl-4-oxochromene-3-carboxylic acid

 Chemical & Physical Properties

Density 1.405g/cm3
Boiling Point 341.4ºC at 760 mmHg
Molecular Formula C11H8O4
Molecular Weight 204.17900
Flash Point 136.5ºC
Exact Mass 204.04200
PSA 67.51000
LogP 1.79960
Index of Refraction 1.612

 Synthetic Route

methyl 2-methyl-4-oxo-chromene-3-carboxylate structure

methyl 2-methyl...

CAS#:51751-33-8

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2-methyl-4-oxo-chromene-3-carboxylic acid Structure

2-methyl-4-oxo-...

CAS#:51751-37-2

Literature: Warner-Lambert Company Patent: US3937837 A1, 1976 ;
ethyl 2-methyl-4-oxo-4H-1-benzopyran-3-carboxylate structure

ethyl 2-methyl-...

CAS#:74555-98-9

~45%

2-methyl-4-oxo-chromene-3-carboxylic acid Structure

2-methyl-4-oxo-...

CAS#:51751-37-2

Literature: Charlton, J. L.; Lypka, G.; Sayeed, V. Journal of Heterocyclic Chemistry, 1980 , vol. 17, p. 593 - 594
2'-BENZYLOXYACETOPHENONE structure

2'-BENZYLOXYACE...

CAS#:31165-67-0

~%

2-methyl-4-oxo-chromene-3-carboxylic acid Structure

2-methyl-4-oxo-...

CAS#:51751-37-2

Literature: Charlton, J. L.; Lypka, G.; Sayeed, V. Journal of Heterocyclic Chemistry, 1980 , vol. 17, p. 593 - 594
Ethyl (2-benzyloxybenzoyl)acetate structure

Ethyl (2-benzyl...

CAS#:39208-08-7

~%

2-methyl-4-oxo-chromene-3-carboxylic acid Structure

2-methyl-4-oxo-...

CAS#:51751-37-2

Literature: Charlton, J. L.; Lypka, G.; Sayeed, V. Journal of Heterocyclic Chemistry, 1980 , vol. 17, p. 593 - 594
Ortho-Hydroxyacetophenone structure

Ortho-Hydroxyac...

CAS#:118-93-4

~%

2-methyl-4-oxo-chromene-3-carboxylic acid Structure

2-methyl-4-oxo-...

CAS#:51751-37-2

Literature: Charlton, J. L.; Lypka, G.; Sayeed, V. Journal of Heterocyclic Chemistry, 1980 , vol. 17, p. 593 - 594
Benzoyl chloride,2-hydroxy- structure

Benzoyl chlorid...

CAS#:1441-87-8

~%

2-methyl-4-oxo-chromene-3-carboxylic acid Structure

2-methyl-4-oxo-...

CAS#:51751-37-2

Literature: Charlton, J. L.; Lypka, G.; Sayeed, V. Journal of Heterocyclic Chemistry, 1980 , vol. 17, p. 593 - 594
3-acetyl-2-methylchromen-4-one structure

3-acetyl-2-meth...

CAS#:10037-20-4

~%

2-methyl-4-oxo-chromene-3-carboxylic acid Structure

2-methyl-4-oxo-...

CAS#:51751-37-2

Literature: Ghosh, Chandra Kanta; Pal, Chandana Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1985 , vol. 24, p. 1288 - 1290
tert-Butyl acetoacetate structure

tert-Butyl acet...

CAS#:1694-31-1

2-Fluorobenzoyl chloride structure

2-Fluorobenzoyl...

CAS#:393-52-2

~%

2-methyl-4-oxo-chromene-3-carboxylic acid Structure

2-methyl-4-oxo-...

CAS#:51751-37-2

Literature: Coppola, Gary M.; Dodsworth, Roy W. Synthesis, 1981 , # 7 p. 523 - 524
2-Methyl-4-oxo-4H-[1]benzopyran-3-carbonitrile structure

2-Methyl-4-oxo-...

CAS#:67140-88-9

~%

2-methyl-4-oxo-chromene-3-carboxylic acid Structure

2-methyl-4-oxo-...

CAS#:51751-37-2

Literature: Ghosh, Chandra Kanta; Pal, Chandana Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1985 , vol. 24, p. 1288 - 1290
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Chemsrc provides CAS#:51751-37-2 MSDS, density, melting point, boiling point, structure, etc. Its name is 2-methyl-4-oxo-chromene-3-carboxylic acid>> amp version: 2-methyl-4-oxo-chromene-3-carboxylic acid

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