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3'-O-(tert-butyldiphenylsilyl)-5'-propargyl-thymidine is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

1219002-44-4

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1219002-44-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1219002-44-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,1,9,0,0 and 2 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1219002-44:
(9*1)+(8*2)+(7*1)+(6*9)+(5*0)+(4*0)+(3*2)+(2*4)+(1*4)=104
104 % 10 = 4
So 1219002-44-4 is a valid CAS Registry Number.

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