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

3-(2-Chlorophenyl)-5-methylisoxazole-4-carbonyl chloride Structure
CAS No.
25629-50-9
Chemical Name:
3-(2-Chlorophenyl)-5-methylisoxazole-4-carbonyl chloride
Synonyms
Nsc 81237;Einecs 247-137-4;Cyazofamid Impurity 6;LABOTEST-BB LT00848349;Cloxacillin Impurity 3;Cloxacillin Impurity 9;3-(2-chlorobenzyl) -5-methyl-4-isooxazolide chloride;3-(O-CHLOROPHENYL)-5-METHYL-4-CHLOROCARBONYLISOXAZOLE;3-(2-chlorophenyl)-5-methyl-4-isoxazolecarbonylchlorid;3-(2-CHLOROPHENYL)-5-METHYL-4-CHLOROCARBONYL ISOXAZOLE
CBNumber:
CB4269825
Molecular Formula:
C11H7Cl2NO2
Molecular Weight:
256.08
MOL File:
25629-50-9.mol
Modify Date:
2024/7/30 16:49:16

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

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)
form crystalline solid
color White to off-white
Water Solubility 128.2mg/L at 25℃
Sensitive Moisture Sensitive
BRN 791931
InChI InChI=1S/C11H7Cl2NO2/c1-6-9(11(13)15)10(14-16-6)7-4-2-3-5-8(7)12/h2-5H,1H3
InChIKey BPDBLWKFVXHGFT-UHFFFAOYSA-N
SMILES C(Cl)(C1=C(C)ON=C1C1=CC=CC=C1Cl)=O
LogP 2.61 at 25℃
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

Risk and Safety Statements

Symbol(GHS) 
GHS05
Signal word  Danger
Hazard statements  H314-H318
Precautionary statements  P260h-P301+P330+P331-P303+P361+P353-P305+P351+P338-P405-P501a
Risk Statements  34
Safety Statements  26-36/37/39-45-36/45
RIDADR  3261
TSCA  Yes
HazardClass  8
PackingGroup  II
HS Code  2934999090
NFPA 704
1
3 0

3-(2-Chlorophenyl)-5-methylisoxazole-4-carbonyl chloride Chemical Properties,Uses,Production

Chemical Properties

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

Uses

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

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.

3-(2-Chlorophenyl)-5-methylisoxazole-4-carbonyl chloride Preparation Products And Raw materials

Global( 138)Suppliers
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Arch Pharmalabs Ltd +91-2242871210 +91-2242871210 Maharashtra, India 51 58 Inquiry
Medec Dragon Private Limited +91-9768474716 Maharashtra, India 59 58 Inquiry
Penam Laboratories Ltd +91-1145084500 +91-1145084500 New Delhi, India 13 58 Inquiry
CLEARSYNTH LABS LTD. +91-22-45045900 Hyderabad, India 6351 58 Inquiry
OCEAN TRADING CORPORATION +91(22) 24921669 New Delhi, India 6211 58 Inquiry
Shanghai Qianyi New Material Co., Ltd. +8618083322317 China 878 58 Inquiry
Hubei Yiling biotechnology Co Ltd +86-18163349544 +86-18163349544 China 480 58 Inquiry
Hangzhou ICH Biofarm Co., Ltd +86-0571-28186870; +undefined8613073685410 China 985 58 Inquiry
HEBEI BRANT PHARMACEUTICAL CO.,LTD +86-86-31184455288 +8617736059406 China 17 58 Inquiry
Capot Chemical Co.,Ltd. 571-85586718 +8613336195806 China 29798 60 Inquiry
3-(2-chlorophenyl)-5-methyl-4-isoxazolecarbonylchlorid 4-Isoxazolecarbonyl chloride, 3-(2-chlorophenyl)-5-methyl- 4-Isoxazolecarbonyl chloride, 3-(o-chlorophenyl)-5-methyl- (8ci) Einecs 247-137-4 Nsc 81237 3-(2-Chlorophenyl)-5-methyl-1,2-oxazole-4-carbonyl chloride 3-(o-Chlorophenyl)-5-methyl-4-isoxazolecarbonyl chloride 3-(O-CHLOROPHENYL)-5-METHYL-4-CHLOROCARBONYLISOXAZOLE 3-(2-chlorophenyl)-5-methyl-4-isoxazolecarbonyl chlorid 3-(2-Chlorophenyl)-5-methyl-4-isoxazolecarbonyl chloride 3-(o-Chlorophenyl)-5-methyl-4-isoxazolecarbonyl chloride 3-(2-Chlorophenyl)-5-methyl-3-phenyl-4-chlorocarbonylisoxazole 3-(2-CHLOROPHENYL)-5-METHYLISOXAZOLE-4-CARBONYL CHLORIDE, 98 [3-(2-chlorophenyl)-5-Methyl-1,2-oxazol-4-yl](forMyl)chloranuide 3-(2-CHLOROPHENYL)-5-METHYL-4-CHLOROCARBONYL ISOXAZOLE 3-(2-CHLOROPHENYL)-5-METHYL-4-ISOXAZOLE-CARBONYL CHLORIDE 3-(2-CHLOROPHENYL)-5-METHYL-4-ISOXAZOLECARBOXYLIC ACID CHLORIDE 3-(2-CHLOROPHENYL)-5-METHYLISOXAZOLE-4-CARBONYL CHLORIDE 4-Isoxazolecarbonyl chloride, 3-(o-chlorophenyl)-5-methyl- 3-(2-Chlorophenyl)-5-methylisoxazole-4-carbonyl chlorid LABOTEST-BB LT00848349 TIANFU-CHEM CAS:25629-50-9 3-(2-Chlorophenyl)-5-methylisoxazole-4-carbonyl chloride Cloxacillin Impurity 3 3-(2-Chlorophenyl)-5-methylisoxazole-4-carbonyl chloride(CMIC CHLORIDE) 3-(2-chlorobenzyl) -5-methyl-4-isooxazolide chloride Cyazofamid Impurity 6 Cloxacillin Impurity 9 25629-50-9 25629-50-3 C11H7Cl2NO2 ACID CHLORIDE Aromatics Heterocycles Oxazole&Isoxazole