71306-37-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 71306-37-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,1,3,0 and 6 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 71306-37:
(7*7)+(6*1)+(5*3)+(4*0)+(3*6)+(2*3)+(1*7)=101
101 % 10 = 1
So 71306-37-1 is a valid CAS Registry Number.