1612767-72-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1612767-72-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,6,1,2,7,6 and 7 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1612767-72:
(9*1)+(8*6)+(7*1)+(6*2)+(5*7)+(4*6)+(3*7)+(2*7)+(1*2)=172
172 % 10 = 2
So 1612767-72-2 is a valid CAS Registry Number.