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10-hydroxy-20-deoxycamptothecin is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

141971-97-3

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141971-97-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 141971-97-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,1,9,7 and 1 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 141971-97:
(8*1)+(7*4)+(6*1)+(5*9)+(4*7)+(3*1)+(2*9)+(1*7)=143
143 % 10 = 3
So 141971-97-3 is a valid CAS Registry Number.

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