3-Methyl-1,2-oxazole-5-carboxylic acid

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Names

[ CAS No. ]:
4857-42-5

[ Name ]:
3-Methyl-1,2-oxazole-5-carboxylic acid

[Synonym ]:
3-Methyl-1,2-oxazole-5-carboxylic acid
5-Isoxazolecarboxylic acid, 3-methyl-
3-Methylisoxazole-5-Carboxylic Acid

Chemical & Physical Properties

[ Density]:
1.3±0.1 g/cm3

[ Boiling Point ]:
307.8±22.0 °C at 760 mmHg

[ Melting Point ]:
206 °C(dec.)

[ Molecular Formula ]:
C5H5NO3

[ Molecular Weight ]:
127.098

[ Flash Point ]:
139.9±22.3 °C

[ Exact Mass ]:
127.026939

[ PSA ]:
63.33000

[ LogP ]:
0.02

[ Vapour Pressure ]:
0.0±0.7 mmHg at 25°C

[ Index of Refraction ]:
1.514

MSDS

Click to get detail MSDS

Safety Information

[ HS Code ]:
2934999090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • ethyl 3-methyl-1,2-oxazole-5-carboxylate
  • 3-Methyl-5-Isoxazolemethanol
  • 4-methoxy-4-methyl-1,1,1-trichloro-3-buten-2-one
  • 3-methyl-5-(trichloromethyl)-4H-1,2-oxazol-5-ol
  • Ethyl acetopyruvate
  • ethyl 4-hydroxyimino-2-oxopentanoate
  • 6-(azepan-1-yl)-1-ethyl-4-methyl-5-[(3-methyl-4-oxo-2-sulfanylidene-1,3-thiazolidin-5-ylidene)methyl]-2-oxopyridine-3-carbonitrile
  • 3-methyl-5-prop-1-enyl-4,5-dihydro-1,2-oxazole

DownStream

  • 3-Methyl-5-isoxazolecarbonyl chloride
  • 5-Methyl-1H-pyrazole-3-carboxylic acid
  • ethyl 3-methyl-1,2-oxazole-5-carboxylate
  • 3-Methyl-5-Isoxazolemethanol

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%

Related Compounds

  • 4-Bromo-3-methyl-1,2-oxazole-5-carboxylic acid
  • 4-Chloro-3-methyl-1,2-oxazole-5-carboxylic acid
  • 4-formyl-3-methyl-1,2-oxazole-5-carboxylic acid
  • 3-Methyl-4,5-dihydro-5-isoxazolecarboxylic acid
  • 3-ethoxy-4-methyl-1,2-oxazole-5-carboxylic acid
  • 3-Methylisoxazole-5-carboxamide
  • 4-Chloro-1-(iodomethyl)-2-oxabicyclo[2.1.1]hexane
  • 4-{[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2-methylbutanamido]methyl}cyclohexane-1-carboxylic acid
  • 4,4-Dimethyl-3,5-dioxatricyclo[5.2.1.0,2,6]decan-1-amine
  • 3-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2-methylbutanamido]cyclohexane-1-carboxylic acid
  • 1-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2-methylbutanoyl]-4-methylpiperidine-4-carboxylic acid
  • 2-{2-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3,3,3-trifluoro-2-methylpropanamido]ethoxy}acetic acid
  • 2-[N-cyclopentyl-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2-methylbutanamido]acetic acid
  • 1-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2-methylbutanamido]cyclohexane-1-carboxylic acid
  • 5-{[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2-methylbutanamido]methyl}oxolane-2-carboxylic acid
  • 2-(1-{5-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]furan-2-yl}-N-propylformamido)acetic acid
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