315672-34-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 315672-34-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,1,5,6,7 and 2 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 315672-34:
(8*3)+(7*1)+(6*5)+(5*6)+(4*7)+(3*2)+(2*3)+(1*4)=135
135 % 10 = 5
So 315672-34-5 is a valid CAS Registry Number.