188774-41-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 188774-41-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,8,7,7 and 4 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 188774-41:
(8*1)+(7*8)+(6*8)+(5*7)+(4*7)+(3*4)+(2*4)+(1*1)=196
196 % 10 = 6
So 188774-41-6 is a valid CAS Registry Number.