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Donepezil Impurity

Donepezil Impurity structure

CAS No.: 36159-03-2

Chemical Name:: Donepezil Impurity

Synonyms: Donepezil-024;Donepezil Impurity 22;5,5',6,6'-tetramethoxy-2,3-dihydro-[1,2'-biindenylidene]-1'(3'H)-one;5,5',6,6'-tetramethoxy-2,3-dihydro-[1,2'-biindenylidene]-1'(3'H)-one;(Z)-5,5',6,6'-tetramethoxy-2,3-dihydro-[1,2'-biindenylidene]-1'(3'H)-one;2-(2,3-Dihydro-5,6-dimethoxy-1H-inden-1-ylidene)-2,3-dihydro-5,6-dimethoxy-1H-inden-1-one;1H-Inden-1-one, 2-(2,3-dihydro-5,6-dimethoxy-1H-inden-1-ylidene)-2,3-dihydro-5,6-dimethoxy-;Donepezil impurity 25/ 2-(2,3-Dihydro-5,6-dimethoxy-1H-inden-1-ylidene)-2,3-dihydro-5,6-dimethoxy-1H-inden-1-one

CBNumber:: CB43313574

Molecular Formula:: C22H22O5

Molecular Weight:: 366.41

MDL Number:

MOL File:: 36159-03-2.mol

Product description	Number	Pack Size	Price
2-(2,3-Dihydro-5,6-dimethoxy-1H-inden-1-ylidene)-2,3-dihydro-5,6-dimethoxy-1H-inden-1-one	D474833	10mg	$1320

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Donepezil Impurity price

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
TRC	D474833	2-(2,3-Dihydro-5,6-dimethoxy-1H-inden-1-ylidene)-2,3-dihydro-5,6-dimethoxy-1H-inden-1-one	36159-03-2	10mg	$1320	2021-12-16	Buy

Product number	Packaging	Price	Buy
D474833	10mg	$1320	Buy

Donepezil Impurity Chemical Properties,Uses,Production

Uses

2-(2,3-Dihydro-5,6-dimethoxy-1H-inden-1-ylidene)-2,3-dihydro-5,6-dimethoxy-1H-inden-1-one is an impurity in the synthesis of Donepezil (D531750), a nootropic. An inhibitor of acetylcholinesterase.

Donepezil Impurity Preparation Products And Raw materials

Raw materials

Preparation Products

Donepezil Impurity Suppliers

Global( 22)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
Standardpharm Co. Ltd.	86-714-3992388	overseasales1@yongstandards.com	United States	14332	58
BOC Sciences	+1-631-485-4226	inquiry@bocsci.com	United States	19552	58
Moxin Chemicals	+86-17320513646 +8617320513646	anna@molcoo.com	China	10000	58
ChemStrong Scientific Co.,Ltd	0755-66853366 13670046396	sales@chem-strong.com	China	18367	56
BOC Sciences	16314854226	info@bocsci.com	United States	9923	65
Hubei Yangxin Medical Technology Co., Ltd.	15374522761	3003392093@yongstandards.com	China	10000	55
Shandong Chengchuang Blue Sea Pharmaceutical Technology Co., Ltd.	0531-58897130 15508676053	drug_impurity@sdcclh.com	China	2291	58
Guangzhou Dreampharm Biotechnology Co., Ltd.	020-36607679 19925672674	3008233746@qq.com	China	9890	12
Jinan blalong chemical co. LTD	2710913286@.com	1513643261@qq.com	China	14246	58
Shenzhen ruikai de biotechnology co., ltd.	0755-61348847 17820674378	2682116078@qq.com	China	7843	58

Supplier	Advantage
Standardpharm Co. Ltd.	58
BOC Sciences	58
Moxin Chemicals	58
ChemStrong Scientific Co.,Ltd	56
BOC Sciences	65
Hubei Yangxin Medical Technology Co., Ltd.	55
Shandong Chengchuang Blue Sea Pharmaceutical Technology Co., Ltd.	58
Guangzhou Dreampharm Biotechnology Co., Ltd.	12
Jinan blalong chemical co. LTD	58
Shenzhen ruikai de biotechnology co., ltd.	58

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Donepezil-024 Donepezil Impurity 22 Donepezil impurity 25/ 2-(2,3-Dihydro-5,6-dimethoxy-1H-inden-1-ylidene)-2,3-dihydro-5,6-dimethoxy-1H-inden-1-one 1H-Inden-1-one, 2-(2,3-dihydro-5,6-dimethoxy-1H-inden-1-ylidene)-2,3-dihydro-5,6-dimethoxy- (Z)-5,5',6,6'-tetramethoxy-2,3-dihydro-[1,2'-biindenylidene]-1'(3'H)-one 2-(2,3-Dihydro-5,6-dimethoxy-1H-inden-1-ylidene)-2,3-dihydro-5,6-dimethoxy-1H-inden-1-one 5,5',6,6'-tetramethoxy-2,3-dihydro-[1,2'-biindenylidene]-1'(3'H)-one 5,5',6,6'-tetramethoxy-2,3-dihydro-[1,2'-biindenylidene]-1'(3'H)-one 36159-03-2