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5-(6-azido-hex-1-ynyl)-1-[4-(tert-butyl-dimethyl-silanyloxy)-5-(tert-butyl-dimethyl-silanyloxymethyl)-tetrahydro-furan-2-yl]-1H-pyrimidine-2,4-dione is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

220643-40-3

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220643-40-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 220643-40-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,0,6,4 and 3 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 220643-40:
(8*2)+(7*2)+(6*0)+(5*6)+(4*4)+(3*3)+(2*4)+(1*0)=93
93 % 10 = 3
So 220643-40-3 is a valid CAS Registry Number.

220643-40-3Upstream product

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