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HomeProduct name list5-Methyl-3-phenylisoxazole-4-carboxylic acid

5-Methyl-3-phenylisoxazole-4-carboxylic acid

Synonym(s):5-Methyl-3-phenylisoxazole-4-carboxylic acid

  • CAS NO.:1136-45-4
  • Empirical Formula: C11H9NO3
  • Molecular Weight: 203.19
  • MDL number: MFCD00003153
  • EINECS: 214-497-9
  • SAFETY DATA SHEET (SDS)
  • Update Date: 2024-12-18 13:37:16
5-Methyl-3-phenylisoxazole-4-carboxylic acid Structural

What is 5-Methyl-3-phenylisoxazole-4-carboxylic acid?

Chemical properties

Cream to pale brown solid

The Uses of 5-Methyl-3-phenylisoxazole-4-carboxylic acid

5-Methyl-3-phenylisoxazole-4-carboxylic acid was used in preparation of intermediates for the synthesis of penicillin. It was used for acylation during solid support synthesis of the isoxazolopyridone derivatives.

Properties of 5-Methyl-3-phenylisoxazole-4-carboxylic acid

Melting point: 192-194 °C(lit.)
Boiling point: 341.49°C (rough estimate)
Density  1.2621 (rough estimate)
refractive index  1.4950 (estimate)
storage temp.  Keep in dark place,Sealed in dry,Room Temperature
solubility  DMSO (Slightly), Methanol (Very Slightly)
pka 2.11±0.32(Predicted)
form  Solid
color  White to Off-White
BRN  164939
CAS DataBase Reference 1136-45-4(CAS DataBase Reference)
EPA Substance Registry System 4-Isoxazolecarboxylic acid, 5-methyl-3-phenyl- (1136-45-4)

Safety information for 5-Methyl-3-phenylisoxazole-4-carboxylic acid

Signal word Warning
Pictogram(s)
ghs
Exclamation Mark
Irritant
GHS07
GHS Hazard Statements H302:Acute toxicity,oral
H313:Acute toxicity,dermal
Precautionary Statement Codes P264:Wash hands thoroughly after handling.
P264:Wash skin thouroughly after handling.
P270:Do not eat, drink or smoke when using this product.
P330:Rinse mouth.

Computed Descriptors for 5-Methyl-3-phenylisoxazole-4-carboxylic acid

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