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Isoxazole-4-carboxylic acid ethyl ester

Isoxazole-4-carboxylic acid ethyl ester Structure
Isoxazole-4-carboxylic acid ethyl ester structure
CAS No.
80370-40-7
Chemical Name:
Isoxazole-4-carboxylic acid ethyl ester
Synonyms
Ethylisoxazole-4-carboxylate;Ethyl isoxazole-4-carboxy...;Ethyl 4-isoxazolecarboxylate;ethyl 1,2-oxazole-4-carboxylate;ETHYL 4-ISOXAZOLECARBOXYLIC ACID;4-Isoxazolecarboxylic acid ethyl ester;Isoxazole-4-carboxylic acid ethyl ester;4-Isoxazolecarboxylicacid,ethylester(9CI)
CBNumber:
CB4339764
Molecular Formula:
C6H7NO3
Molecular Weight:
141.12
MDL Number:
MFCD07368244
MOL File:
80370-40-7.mol
MSDS File:
SDS
Last updated:2026-09-12 18:52:45
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Isoxazole-4-carboxylic acid ethyl ester Properties

Boiling point 220℃
Density 1.177
Flash point 87℃
storage temp. 2-8°C
pka -3.88±0.50(Predicted)
Appearance Colorless to light yellow Liquid

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)Environment (GHS09)
GHS07,GHS09
Signal word  Warning
Hazard statements  H315-H319-H410
Precautionary statements  P501-P273-P264-P280-P302+P352-P391-P337+P313-P305+P351+P338-P362+P364-P332+P313
HazardClass  IRRITANT
HS Code  2934999090

Isoxazole-4-carboxylic acid ethyl ester price More Price(41)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Apolloscientific OR900850 Ethyl isoxazole-4-carboxylate 95% 80370-40-7 250mg $128 2026-06-04 Buy
Apolloscientific OR900850 Ethyl isoxazole-4-carboxylate 95% 80370-40-7 1g $164 2026-06-04 Buy
Activate Scientific AS17140 Ethyl isoxazole-4-carboxylate 97% 80370-40-7 1g $135 2026-06-04 Buy
Activate Scientific AS17140 Ethyl isoxazole-4-carboxylate 97% 80370-40-7 5g $359 2026-06-04 Buy
Matrix Scientific 065567 Ethyl isoxazole-4-carboxylate 80370-40-7 250.00mg $57 2026-05-18 Buy
Product number Packaging Price Buy
OR900850 250mg $128 Buy
OR900850 1g $164 Buy
AS17140 1g $135 Buy
AS17140 5g $359 Buy
065567 250.00mg $57 Buy

Isoxazole-4-carboxylic acid ethyl ester Chemical Properties,Uses,Production

Uses

Ethyl isoxazole-4-carboxylate

Isoxazole-4-carboxylic acid ethyl ester synthesis

503471-30-5
80370-40-7
Synthesis of Isoxazole-4-carboxylic acid ethyl ester from Butanoic acid, 3-formyl-4-oxo-, ethyl ester

Isoxazole-4-carboxylic acid ethyl ester Preparation Products And Raw materials

Raw materials

Butanoic acid, 3-formyl-4-oxo-, ethyl ester 4-Cyanoisoxazole Ethanol Propanoicacid,2-formyl-3-oxo-,ethylester

Preparation Products

Isoxazole-4-carboxylic acid ethyl ester Suppliers

Global( 90)Suppliers
Supplier Tel Email Country ProdList Advantage
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
PharmaBlock Sciences (Nanjing),Inc. 025-86918202 4000255188 sales@pharmablock.com China 5000 55
Wuhan Chemwish Technology Co., Ltd 86-027-67849912 sales@chemwish.com China 35884 56
Pure Chemistry Scientific Inc. 001-857-928-2050 or 1-888-588-9418 sales@chemreagents.com United States 10174 62
WUHAN SUN-SHINE BIO-TECHNOLOGY Co., Ltd. 17702719238 sales@sun-shinechem.com China 1197 64
Shanghai Hanhong Scientific Co.,Ltd. 021-54306202 13764082696 info@hanhongsci.com China 42917 64
China DongFan Chemical Co.,LTD 86-0571-85151182 China 5681 66
Record Tech (Shanghai) Co., LTD 13761627472 183009664@qq.com China 661 62
Tianjin YongSheng Biotechnology Co., Ltd. 022-60987737 13512258274;13820956092 sales@immortalbio.com China 154 55
Wuhan TCASChem Technology Co., Ltd. 027-86697669 13986148687 sales@tcaschem.com China 3992 55
Supplier Advantage
J & K SCIENTIFIC LTD. 76
PharmaBlock Sciences (Nanjing),Inc. 55
Wuhan Chemwish Technology Co., Ltd 56
Pure Chemistry Scientific Inc. 62
WUHAN SUN-SHINE BIO-TECHNOLOGY Co., Ltd. 64
Shanghai Hanhong Scientific Co.,Ltd. 64
China DongFan Chemical Co.,LTD 66
Record Tech (Shanghai) Co., LTD 62
Tianjin YongSheng Biotechnology Co., Ltd. 55
Wuhan TCASChem Technology Co., Ltd. 55

View Lastest Price from Isoxazole-4-carboxylic acid ethyl ester manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
ISOXAZOLE-4-CARBOXYLIC ACID ETHYL ESTER pictures 2020-01-03 ISOXAZOLE-4-CARBOXYLIC ACID ETHYL ESTER
80370-40-7
 $1.00 1KG 99% 200kg Career Henan Chemical Co

Isoxazole-4-carboxylic acid ethyl ester Spectrum

ISOXAZOLE-4-CARBOXYLIC ACID ETHYL ESTER(80370-40-7)1HNMR

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ETHYL 4-ISOXAZOLECARBOXYLIC ACID 4-Isoxazolecarboxylicacid,ethylester(9CI) Ethylisoxazole-4-carboxylate 4-Isoxazolecarboxylic acid ethyl ester Ethyl isoxazole-4-carboxy... ethyl 1,2-oxazole-4-carboxylate Ethyl 4-isoxazolecarboxylate Isoxazole-4-carboxylic acid ethyl ester 80370-40-7 CARBOXYLICESTER Building Blocks Ester Isoxazole