199274-86-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 199274-86-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,9,2,7 and 4 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 199274-86:
(8*1)+(7*9)+(6*9)+(5*2)+(4*7)+(3*4)+(2*8)+(1*6)=197
197 % 10 = 7
So 199274-86-7 is a valid CAS Registry Number.