1217813-37-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1217813-37-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,1,7,8,1 and 3 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1217813-37:
(9*1)+(8*2)+(7*1)+(6*7)+(5*8)+(4*1)+(3*3)+(2*3)+(1*7)=140
140 % 10 = 0
So 1217813-37-0 is a valid CAS Registry Number.