ChemicalBook--->CAS DataBase List--->20496-01-9

20496-01-9

Request For Quotation
20496-01-9 Structure

20496-01-9 Structure
IdentificationBack Directory
[Name]

Levetiracetam Impurity 31
[CAS]

20496-01-9
[Synonyms]

Levetiracetam Impurity 31
4-Chlorobutyric anhydride
4-chlorobutanoic anhydride
4-chloro-n-butyric anhydride
Levetiracetam Impurity 20 (4-Chlorobutyric Anhydride)
Butanoic acid, 4-chloro-, anhydride with 4-chlorobutanoic acid
[Molecular Formula]

C8H12Cl2O3
[MOL File]

20496-01-9.mol
[Molecular Weight]

227.08
Chemical PropertiesBack Directory
[Boiling point ]

106-109 °C(Press: 4-5 Torr)
[density ]

1.234±0.06 g/cm3(Predicted)
[solubility ]

Chloroform (Slightly), Methanol (Slightly)
[form ]

Oil
[color ]

Colourless to Brown
[Stability:]

Moisture Sensitive
Hazard InformationBack Directory
[Uses]

4-Chlorobutyric anhydride is used as a reagent in the synthesis of hypotensive (±)-oudenone.
20496-01-9 suppliers list
Company Name: BOC Sciences
Tel: +1-631-485-4226
Website: https://www.bocsci.com/
Company Name: Zhengzhou Alfa Chemical Co.,Ltd
Tel: +86-18530059196 , +86-18530059196
Website: https://www.chemicalbook.com/manufacturer/zhengzhou-alfa-chemical-276/
Company Name: Hangzhou MolCore BioPharmatech Co.,Ltd.
Tel: +86-057181025280; +8617767106207 , +8617767106207
Website: https://www.molcore.com/
Company Name: HANGZHOU LEAP CHEM CO., LTD.
Tel: +86-571-87711850 +86-15355479329 , +86-15355479329
Website: www.leapchem.com
Company Name: Moxin Chemicals
Tel: +86-17320513646 +86-17320513646 , +86-17320513646
Website: www.molcoo.com/
Company Name: Sinco Pharmachem (ShenZhen) R&D Co., Ltd.
Tel: +86-18603013401 , +86-18603013401
Website: en.sincopharmachem.net
Company Name: Clickchem Research LLP  
Tel: +91-8140031133
Website: www.clickchemresearch.com
Company Name: V-Ran (Shandong) Biotechnology Co., Ltd.  Gold
Tel: 0531-88516570 17753131700
Website: www.chemicalbook.com/showsupplierproductslist838028/0_en.htm
Company Name: Nanjing Chemlin Chemical Co., Ltd  
Tel: 025-83697070
Website: www.echemlin.cn
Company Name: Tianjin Derchemist Science & Technology Co., Ltd.  
Tel: 22-58627059 13920586291
Website: http://www.derchemist.com
Company Name: S.Z. PhyStandard Bio-Tech. Co., Ltd.  
Tel: 0755-4000505016 13380397412
Website: https://www.sincopharmachem.net
Company Name: Quality Control Solutions Ltd.  
Tel: 0755-66853366 13670046396
Website: www.qcsrm.com
Company Name: Shanghai YuanYe Biotechnology Co., Ltd.  
Tel: 13636370518
Website: www.shyuanye.com
Company Name: Guangzhou Dreampharm Biotechnology Co., Ltd.  
Tel: 020-36607679; 13502246435
Website: http://www.dmstandards.com/
Company Name: Jinan blalong chemical co. LTD  
Tel: 2710913286@qq.com
Website: www.chemicalbook.com/ShowSupplierProductsList1068244/0_EN.htm
Company Name: Nanjing shengyilai Chemical Co., Ltd  
Tel: 19951936396
Website: www.chemicalbook.com/ShowSupplierProductsList1374269/0_EN.htm
Company Name: Hubei Xinyang Medical Technology Co., Ltd  
Tel: 15347293736
Website: www.standardpharm.cn/
Company Name: Molcoo Chemicals Inc.  
Tel: 18627923403
Website: www.molcoo.com/
Tags:20496-01-9 Related Product Information
358629-47-7 79194-54-0 1133229-30-7 102767-31-7 1217851-16-5 6131-90-4 67118-31-4 143164-46-9 102767-28-2 263552-76-7 627-00-9 7682-20-4 1867585-44-1 142-08-5 33996-58-6 103765-01-1 15399-22-1 103765-03-3