ChemicalBook CAS DataBase List 61643-23-0

61643-23-0

Name	Leflunomide 3-Isomer
CAS	61643-23-0
EINECS(EC#)	642-277-6
Molecular Formula	C12H9F3N2O2
MDL Number	MFCD05741084
Molecular Weight	270.21
MOL File	61643-23-0.mol

Synonyms

Leflunomide 3-Isomer Leflunomide Impurity C Leflunomide meta-Isomer LeflunoMide IMp. E (EP) LeflunoMide EP IMpurity C Leflunomide impurities1342 Leflunomide related substance C Leflunomide USP Related Compound C 5-Methyl-N-[3-(trifluoromethyl)phen Leflunomide EP Impurity C (Leflunomide-3-isomer) Leflunomide Impurity 3(Leflunomide EP Impurity C) 5-Methylisoxazole-4-(3-trifluoromethyl)carboxanilide 5-Methyl-N-[3-(trifluoromethyl)-phenyl]isoxazole-4-carboxamide 4-Isoxazolecarboxamide, 5-methyl-N-[3-(trifluoromethyl)phenyl]- 5-methyl-N-[3-(trifluoromethyl)phenyl]-1,2-oxazole-4-carboxamide Imp. C (EP):5-Methyl-N-[3-(trifluoromethyl)-phenyl]isoxazole-4-carboxamide Leflunomide Related Compound C (10 mg) (N-(3'-Trifluoromethylphenyl)-5-methylisoxazole-4-carboxamide) Leflunomide Related Compound C (N-(3''-Trifluoromethylphenyl)-5-methylisoxazole-4-carboxamide) (1357067) Leflunomide EP Impurity CQ: What is Leflunomide EP Impurity C Q: What is the CAS Number of Leflunomide EP Impurity C Q: What is the storage condition of Leflunomide EP Impurity C Q: What are the applications of Leflunomide EP Impurity C

Chemical Properties

Melting point	106 - 110℃
Boiling point	285.0±40.0 °C(Predicted)
density	1.392±0.06 g/cm3(Predicted)
storage temp.	Refrigerator, under inert atmosphere
solubility	Chloroform (Slightly), Methanol (Slightly)
form	neat
pka	11.62±0.70(Predicted)
color	White to Off-White
BRN	1083122

Safety Data

Hazard Codes	Xn
Risk Statements	22 less more
HS Code	2934990002

Hazard Information

Supplier

J & K SCIENTIFIC LTD.

Telephone010-82848833 400-666-7788

Websitehttp://www.jkchemical.com

Chemsky (shanghai) International Co.,Ltd

Telephone021-50135380

Websitehttp://www.shchemsky.com

Sinopharm Chemical Reagent Co,Ltd.

Telephone86-21-63210123

Websitehttp://www.reagent.com.cn

ChemStrong Scientific Co.,Ltd

Telephone0755-0755-66853366 13670046396

Websitehttp://www.chem-strong.com

Nanjing XiZe Biotechnology CO., Ltd.

Telephone025-66023220 0086-15250997978

Websitehttp://www.njxizebio.com

Tonichem Pharmaceutical Technology Co., Ltd.

Telephone+86 (0752) 222-7171, +86 15815821171

Websitehttp://www.tonichem.com/

Roark Standards

Telephone0755-83552066 15986688328

Websitehttp://roarkstandards.com

Shanghai CR Corporation Limited

Telephone021-80270511; 4006653949

Websitehttp://www.crcorporation.cn

Chengdu sainate Biological Technology Co., Ltd.

Telephone18982070362 13880321447

Websitehttps://www.chemicalbook.com/ShowSupplierProductsList30578/0.htm

Shenzhen Polymeri Biochemical Technology Co., Ltd.

Telephone+86-400-002-6226 +86-13028896684;

Websitehttps://www.rrkchem.com

Shenzhen Botel Biotechnology Co. Ltd.

Telephone13316949107 13316968096

Websitehttp://www.szbotaier.com/

CR Corporation Limited

Telephone +8613062833949

Websitehttp://www.crcorporation.cn/

sgtlifesciences pvt ltd

Telephone +8617013299288

Websitehttps://www.chemicalbook.com/manufacturer/sgtlifesciences-pvt-591/

Career Henan Chemica Co

Telephone+86-0371-86658258 +8613203830695

Websitehttps://www.coreychem.com/

Guangzhou Dreampharm Biotechnology Co., Ltd.

Telephone020-36607679 17825480238

Websitehttp://www.dmstandards.com/

Jinan blalong chemical co. LTD

Telephone 2710913286@.com

Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1068244/0.htm

Shaanxi Dideu Medichem Co. Ltd

Telephone029-81024372 15029046529

Websitehttp://www.dideu.cn

Wuxi Minglu Medicine technology Co.,Ltd.

Telephone0510-88726693

Websitehttp://www.mlupharm.com

1of4

Related Products

Send Inquriy