137834-27-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 137834-27-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,7,8,3 and 4 respectively; the second part has 2 digits, 2 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 137834-27:
(8*1)+(7*3)+(6*7)+(5*8)+(4*3)+(3*4)+(2*2)+(1*7)=146
146 % 10 = 6
So 137834-27-6 is a valid CAS Registry Number.