1613667-47-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1613667-47-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,6,1,3,6,6 and 7 respectively; the second part has 2 digits, 4 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1613667-47:
(9*1)+(8*6)+(7*1)+(6*3)+(5*6)+(4*6)+(3*7)+(2*4)+(1*7)=172
172 % 10 = 2
So 1613667-47-2 is a valid CAS Registry Number.