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Levetiracetam Impurity 31

Levetiracetam Impurity 31 structure

CAS No.: 20496-01-9

Chemical Name:: Levetiracetam Impurity 31

Synonyms: 4-chlorobutanoic anhydride;4-Chlorobutyric anhydride;Levetiracetam Impurity 31;4-chloro-n-butyric anhydride;Levetiracetam Impurity 20 (4-Chlorobutyric Anhydride);Butanoic acid, 4-chloro-, anhydride with 4-chlorobutanoic acid

CBNumber:: CB45540752

Molecular Formula:: C8H12Cl2O3

Molecular Weight:: 227.08

MDL Number:

MOL File:: 20496-01-9.mol

Last updated:2023-05-15 10:44:00

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Levetiracetam Impurity 31 Properties

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

Levetiracetam Impurity 31 price

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
TRC	C292955	4-Chlorobutyricanhydride	20496-01-9	1g	$725	2021-12-16	Buy
TRC	C292955	4-Chlorobutyricanhydride	20496-01-9	2.5g	$1455	2021-12-16	Buy

Product number	Packaging	Price	Buy
C292955	1g	$725	Buy
C292955	2.5g	$1455	Buy

Levetiracetam Impurity 31 Chemical Properties,Uses,Production

Uses

4-Chlorobutyric anhydride is used as a reagent in the synthesis of hypotensive (±)-oudenone.

Levetiracetam Impurity 31 Preparation Products And Raw materials

Raw materials

Preparation Products

Levetiracetam Impurity 31 Suppliers

Global( 25)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
Hangzhou MolCore BioPharmatech Co.,Ltd.	+86-057181025280; +8617767106207	sales@molcore.com	China	49739	58
China National Standard Pharmaceutical Corporation Limited	+8615391658522	overseasales@yongstandards.com	China	11927	58
Zibo Hangyu Biotechnology Development Co., Ltd	+86-0533-2185556 +8617865335152	Mandy@hangyubiotech.com	China	11013	58
LEAPCHEM CO., LTD.	+86-852-30606658	market18@leapchem.com	China	43348	58
Nanjing Chemlin Chemical Co., Ltd	025-83697070	info@chemlin.com.cn	China	17988	64
ChemStrong Scientific Co.,Ltd	0755-0755-66853366 13670046396	sales@chem-strong.com	China	17982	56
Guangzhou Dreampharm Biotechnology Co., Ltd.	17825480238	3008233717@qq.com	China	9844	12
Jinan blalong chemical co. LTD	2710913286@.com	1513643261@qq.com	China	14253	58
Shenzhen ruikai de biotechnology co., ltd.	0755-61348847 17820674378	2682116078@qq.com	China	7844	58
Nanjing bojida Pharmaceutical Technology Co., Ltd	18762407961	704079339@qq.com	China	548	58

Supplier	Advantage
Hangzhou MolCore BioPharmatech Co.,Ltd.	58
China National Standard Pharmaceutical Corporation Limited	58
Zibo Hangyu Biotechnology Development Co., Ltd	58
LEAPCHEM CO., LTD.	58
Nanjing Chemlin Chemical Co., Ltd	64
ChemStrong Scientific Co.,Ltd	56
Guangzhou Dreampharm Biotechnology Co., Ltd.	12
Jinan blalong chemical co. LTD	58
Shenzhen ruikai de biotechnology co., ltd.	58
Nanjing bojida Pharmaceutical Technology Co., Ltd	58

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Levetiracetam Impurity 31 4-Chlorobutyric anhydride Levetiracetam Impurity 20 (4-Chlorobutyric Anhydride) Butanoic acid, 4-chloro-, anhydride with 4-chlorobutanoic acid 4-chloro-n-butyric anhydride 4-chlorobutanoic anhydride 20496-01-9