4-Methyl-1,3-oxazole-5-carboxylic acid

Modify Date: 2024-01-10 00:10:39

4-Methyl-1,3-oxazole-5-carboxylic acid Structure
4-Methyl-1,3-oxazole-5-carboxylic acid structure
Common Name 4-Methyl-1,3-oxazole-5-carboxylic acid
CAS Number 2510-32-9 Molecular Weight 127.098
Density 1.3±0.1 g/cm3 Boiling Point 267.3±20.0 °C at 760 mmHg
Molecular Formula C5H5NO3 Melting Point 239-240ºC
MSDS N/A Flash Point 115.5±21.8 °C

 Names

Name 4-methyl-1,3-oxazole-5-carboxylic acid
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.3±0.1 g/cm3
Boiling Point 267.3±20.0 °C at 760 mmHg
Melting Point 239-240ºC
Molecular Formula C5H5NO3
Molecular Weight 127.098
Flash Point 115.5±21.8 °C
Exact Mass 127.026939
PSA 63.33000
LogP 0.26
Vapour Pressure 0.0±0.6 mmHg at 25°C
Index of Refraction 1.514
Storage condition -20°C

 Safety Information

Hazard Codes Xn: Harmful;
Risk Phrases R22;R36/37/38
Safety Phrases 22-26-36/37/39
HS Code 2934999090

 Synthetic Route

~63%

4-Methyl-1,3-oxazole-5-carboxylic acid Structure

4-Methyl-1,3-ox...

CAS#:2510-32-9

Literature: GLAXO GROUP LIMITED Patent: WO2007/22933 A1, 2007 ; Location in patent: Page/Page column 31-32 ; WO 2007/022933 A1

~64%

4-Methyl-1,3-oxazole-5-carboxylic acid Structure

4-Methyl-1,3-ox...

CAS#:2510-32-9

Literature: Ray, Sibdas; Ghosh, Sukla Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 1999 , vol. 38, # 8 p. 986 - 988

~%

4-Methyl-1,3-oxazole-5-carboxylic acid Structure

4-Methyl-1,3-ox...

CAS#:2510-32-9

Literature: Journal of the Chemical Society, , p. 93,95

~%

4-Methyl-1,3-oxazole-5-carboxylic acid Structure

4-Methyl-1,3-ox...

CAS#:2510-32-9

Literature: Yakugaku Zasshi, , vol. 76, p. 307 Chem.Abstr., , p. 13874

 Customs

HS Code 2934999090
Summary 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Synonyms

MFCD01571070
4-Methyl-oxazol-5-carbonsaeure
4-methyl-5-oxazolecarboxylic acid
5-Oxazolecarboxylic acid, 4-methyl-
4-methyl-oxazol-5-carboxylic acid
5-oxazolecarboxylic acid,4-methyl
4-methyloxazole-5-carboxylic acid
4-Methyl-1,3-oxazole-5-carboxylic acid
4-Methyloxazole-5-carboxylicacid
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