911681-37-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 911681-37-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,1,1,6,8 and 1 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 911681-37:
(8*9)+(7*1)+(6*1)+(5*6)+(4*8)+(3*1)+(2*3)+(1*7)=163
163 % 10 = 3
So 911681-37-3 is a valid CAS Registry Number.