Donepezil intermediate CAS NO 4803-74-1 98%

Payment Type: L/C,T/T
Incoterm: FOB,CIF
Min. Order: 25 Kilogram
Delivery Time: 5 Days

Basic Info

Model No.: cy4803-74-1

Additional Info

Packaging: Package: 25kg / Fibre Drum

Productivity: 10000

Brand: cy

Transportation: Ocean,Land,Air

Place of Origin: China

Supply Ability: 50

Port: QINGDAO

Product Description

5,6- two methoxy -2- (4- pyridyl) methylene -1- ketone


Donepezil intermediate


Chinese alias: donepezil intermediate

English Name: 5,6-Dimethoxy-2- (pyridine-4-yl) methylene-indan-1-one

English alias: 5,6-Dimethoxy-2- (4-pyridylmethylene) -1-indanone (Donepezil Impurity);

5,6-Dimethoxy-2- (pyridin-4-ylmethylene) -2,3-dihydro-1H-inden-1-one;

(2E) -5,6-dimethoxy-2- (pyridin-4-ylmethylidene) -3H-inden-1-one;

CAS: 4803-74-1

Molecular formula: C17H15NO3

Molecular weight: 281.30600

Precise quality: 281.10500

PSA:48.42000

LogP:2.92120

Physicochemical properties

Density: 1.255

Melting point: 210-211 C

Boiling point: 499.9 C at 760 mmHg

Refractive index: 1.639

Storage conditions: Refrigerator

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Contact Information

CONTACT US

Shandong Chenyi Environmental Protection Technology Co.,Ltd

Contact Person: Jerry

Phone:86-0531-18560179988

Fax:

Address: No.215 Beiyuan Main street,tianqiao District,Jinan,Shandong

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