137869-12-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 137869-12-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,7,8,6 and 9 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 137869-12:
(8*1)+(7*3)+(6*7)+(5*8)+(4*6)+(3*9)+(2*1)+(1*2)=166
166 % 10 = 6
So 137869-12-6 is a valid CAS Registry Number.