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19-Hydroxy-A(1)-norlupa-2,20(29)-diene-27,28-dioic acid γ-lactone is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

25279-11-2

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25279-11-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 25279-11-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,5,2,7 and 9 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 25279-11:
(7*2)+(6*5)+(5*2)+(4*7)+(3*9)+(2*1)+(1*1)=112
112 % 10 = 2
So 25279-11-2 is a valid CAS Registry Number.

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