78136-34-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 78136-34-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,8,1,3 and 6 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 78136-34:
(7*7)+(6*8)+(5*1)+(4*3)+(3*6)+(2*3)+(1*4)=142
142 % 10 = 2
So 78136-34-2 is a valid CAS Registry Number.