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ETHYL 3-METHYLISOXAZOLE-4-CARBOXYLATE

ETHYL 3-METHYLISOXAZOLE-4-CARBOXYLATE structure

CAS No.: 20328-15-8

Chemical Name:: ETHYL 3-METHYLISOXAZOLE-4-CARBOXYLATE

Synonyms: Leflunomide Impurity 9;ETHYL 3-METHYLISOXAZOLE-4-CARBOXYLATE;ETHYL 3-METHYL-1,2-OXAZOLE-4-CARBOXYLATE;3-Methylisoxazole-4-carboxylic acid ethyl ester;3-methyl-4-isoxazolecarboxylic acid ethyl ester;4-Isoxazolecarboxylic acid, 3-methyl-, ethyl ester;4-Isoxazolecarboxylicacid,3-methyl-,ethylester(8CI,9CI);Ethyl 3-methylisoxazole-4-carboxylateQ: What is Ethyl 3-methylisoxazole-4-carboxylate Q: What is the CAS Number of Ethyl 3-methylisoxazole-4-carboxylate Q: What is the storage condition of Ethyl 3-methylisoxazole-4-carboxylate Q: What are the applications of Ethyl 3-methylisoxazole-4-carboxylate

CBNumber:: CB9437522

Molecular Formula:: C7H9NO3

Molecular Weight:: 155.15

MDL Number:: MFCD01075736

MOL File:: 20328-15-8.mol

MSDS File:: SDS

Last updated:2022-12-30 16:20:48

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ETHYL 3-METHYLISOXAZOLE-4-CARBOXYLATE Properties

Boiling point	64°C 0,6mm
Density	1.139±0.06 g/cm3(Predicted)
refractive index	1.4590
Flash point	64°C/0.6mm
storage temp.	2-8°C
pka	-3.24±0.50(Predicted)
BRN	1072756

SAFETY

Risk and Safety Statements

Symbol(GHS)

GHS07

Signal word

Warning

Hazard statements

H315-H319-H335

Precautionary statements

P233-P260-P261-P264-P270-P271-P280-P301+P312-P302+P352-P304-P304+P340-P305+P351+P338-P312-P321-P330-P332+P313-P337+P313-P340-P362-P403-P403+P233-P405-P501

Safety Statements

24/25

HS Code

2934999090

NFPA 704

	1
0		0

ETHYL 3-METHYLISOXAZOLE-4-CARBOXYLATE price More Price(16)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Alfa Aesar	L16362	Ethyl 3-methylisoxazole-4-carboxylate, 97%	20328-15-8	1g	$64.65	2024-03-01	Buy
Alfa Aesar	L16362	Ethyl 3-methylisoxazole-4-carboxylate, 97%	20328-15-8	5g	$232.65	2024-03-01	Buy
TRC	M314995	3-Methylisoxazole-4-carboxylicAcidEthylEster	20328-15-8	1g	$175	2021-12-16	Buy
TRC	M314995	3-Methylisoxazole-4-carboxylicAcidEthylEster	20328-15-8	250mg	$55	2021-12-16	Buy
American Custom Chemicals Corporation	COR0003956	ETHYL 3-METHYLISOXAZOLE-4-CARBOXYLATE 95.00%	20328-15-8	250MG	$157.5	2021-12-16	Buy

Product number	Packaging	Price	Buy
L16362	1g	$64.65	Buy
L16362	5g	$232.65	Buy
M314995	1g	$175	Buy
M314995	250mg	$55	Buy
COR0003956	250MG	$157.5	Buy

ETHYL 3-METHYLISOXAZOLE-4-CARBOXYLATE Chemical Properties,Uses,Production

Uses

3-Methylisoxazole-4-carboxylic Acid Ethyl Ester is an impurity in Leflunomide (L322750); an immunosuppressive that inhibits T and B cell proliferation.

Synthesis Reference(s)

Synthesis, p. 792, 1985 DOI: 10.1055/s-1985-31353

ETHYL 3-METHYLISOXAZOLE-4-CARBOXYLATE Preparation Products And Raw materials

Raw materials

Preparation Products

3-Methyl-4-isoxazolecarboxylic acid

ETHYL 3-METHYLISOXAZOLE-4-CARBOXYLATE Suppliers

Global( 49)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
Standardpharm Co. Ltd.	86-714-3992388	overseasales1@yongstandards.com	United States	14336	58
Guangzhou Yuheng Pharmaceutical Technology Co., Ltd	+8613580539051	joe@yuhengpharm.com	CHINA	21149	58
Zhejiang J&C Biological Technology Co.,Limited	+1-2135480471 +1-2135480471	sales@sarms4muscle.com	China	10523	58
Labnetwork lnc.	+86-27-50766799 +8618062016861	contact@labnetwork.com	China	19994	58
LEAPCHEM CO., LTD.	+86-852-30606658	market18@leapchem.com	China	43348	58
Amadis Chemical Company Limited	571-89925085	sales@amadischem.com	China	131981	58
Meryer (Shanghai) Chemical Technology Co., Ltd.	4006608290; 18621169109	market03@meryer.com	China	40241	62
Alfa Aesar	400-6106006	saleschina@alfa-asia.com	China	30132	84
Energy Chemical	021-021-58432009 400-005-6266	sales8178@energy-chemical.com	China	44751	61
Chemsky（shanghai）International Co.,Ltd.	021-50135380	shchemsky@sina.com	China	32344	50

Supplier	Advantage
Standardpharm Co. Ltd.	58
Guangzhou Yuheng Pharmaceutical Technology Co., Ltd	58
Zhejiang J&C Biological Technology Co.,Limited	58
Labnetwork lnc.	58
LEAPCHEM CO., LTD.	58
Amadis Chemical Company Limited	58
Meryer (Shanghai) Chemical Technology Co., Ltd.	62
Alfa Aesar	84
Energy Chemical	61
Chemsky（shanghai）International Co.,Ltd.	50

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ETHYL 3-METHYLISOXAZOLE-4-CARBOXYLATE 3-Methylisoxazole-4-carboxylic acid ethyl ester 4-Isoxazolecarboxylicacid,3-methyl-,ethylester(8CI,9CI) Leflunomide Impurity 9 ETHYL 3-METHYL-1,2-OXAZOLE-4-CARBOXYLATE 3-methyl-4-isoxazolecarboxylic acid ethyl ester 4-Isoxazolecarboxylic acid, 3-methyl-, ethyl ester Ethyl 3-methylisoxazole-4-carboxylateQ: What is Ethyl 3-methylisoxazole-4-carboxylate Q: What is the CAS Number of Ethyl 3-methylisoxazole-4-carboxylate Q: What is the storage condition of Ethyl 3-methylisoxazole-4-carboxylate Q: What are the applications of Ethyl 3-methylisoxazole-4-carboxylate 20328-15-8 OXAZOLE