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HomeProduct name list3-(2-Chlorophenyl)-5-methylisoxazole-4-carbonyl chloride

3-(2-Chlorophenyl)-5-methylisoxazole-4-carbonyl chloride

  • CAS NO.:25629-50-9
  • Empirical Formula: C11H7Cl2NO2
  • Molecular Weight: 256.08
  • MDL number: MFCD00020811
  • EINECS: 247-137-4
  • SAFETY DATA SHEET (SDS)
  • Update Date: 2024-07-30 16:49:16
3-(2-Chlorophenyl)-5-methylisoxazole-4-carbonyl chloride Structural

What is 3-(2-Chlorophenyl)-5-methylisoxazole-4-carbonyl chloride?

Chemical properties

3-(2-Chlorophenyl)-5-methylisoxazole-4-carbonyl chloride is Cream solid

The Uses of 3-(2-Chlorophenyl)-5-methylisoxazole-4-carbonyl chloride

3-(2-Chlorophenyl)-5-methylisoxazole-4-carbonyl chloride is used for preparing isoxazolyl penicillin derivatives.

Flammability and Explosibility

Not classified

Synthesis

To the solution was dropwise added under cooling at -12° to -14°C a solution of 3-(2-chlorophenyl)-5-methylisoxazol-4-carbonyl chloride, which was prepared from 3-(2-chlorophenyl)-5-methylisoxazol-4-carboxylic acid (1.78 g.) and thionyl chloride (10 ml.), in methylene chloride and then stirred for 5 hours. After the reaction, to the solution was added ice-water, and the resulant mixture was washed with water, dilute phosphoric acid, an aqueous solution of sodium bicarbonate and water in turn, and dried over magnesium sulfate.

Properties of 3-(2-Chlorophenyl)-5-methylisoxazole-4-carbonyl chloride

Melting point: 41-42°C
Boiling point: 381.7±42.0 °C(Predicted)
Density  1.381±0.06 g/cm3(Predicted)
vapor pressure  0.001Pa at 25℃
pka -5.80±0.50(Predicted)
color  White to off-white
Water Solubility  128.2mg/L at 25℃
Sensitive  Moisture Sensitive
BRN  791931
CAS DataBase Reference 25629-50-9(CAS DataBase Reference)
EPA Substance Registry System 4-Isoxazolecarbonyl chloride, 3-(2-chlorophenyl)-5-methyl- (25629-50-9)

Safety information for 3-(2-Chlorophenyl)-5-methylisoxazole-4-carbonyl chloride

Signal word Danger
Pictogram(s)
ghs
Corrosion
Corrosives
GHS05
GHS Hazard Statements H314:Skin corrosion/irritation
H318:Serious eye damage/eye irritation
Precautionary Statement Codes P301+P330+P331:IF SWALLOWED: Rinse mouth. Do NOT induce vomiting.
P303+P361+P353:IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.
P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P405:Store locked up.

Computed Descriptors for 3-(2-Chlorophenyl)-5-methylisoxazole-4-carbonyl chloride

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