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4-chloro-7-[2-O-acetyl-3,5-O-(tetraisopropyldisiloxane-1,3-diyl)-β-D-arabinofuranosyl]-7H-pyrrolo[2,3-d]pyrimidine is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

1397371-75-3

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1397371-75-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1397371-75-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,9,7,3,7 and 1 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1397371-75:
(9*1)+(8*3)+(7*9)+(6*7)+(5*3)+(4*7)+(3*1)+(2*7)+(1*5)=203
203 % 10 = 3
So 1397371-75-3 is a valid CAS Registry Number.

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