187876-17-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 187876-17-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,7,8,7 and 6 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 187876-17:
(8*1)+(7*8)+(6*7)+(5*8)+(4*7)+(3*6)+(2*1)+(1*7)=201
201 % 10 = 1
So 187876-17-1 is a valid CAS Registry Number.