156296-51-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 156296-51-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,6,2,9 and 6 respectively; the second part has 2 digits, 5 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 156296-51:
(8*1)+(7*5)+(6*6)+(5*2)+(4*9)+(3*6)+(2*5)+(1*1)=154
154 % 10 = 4
So 156296-51-4 is a valid CAS Registry Number.