1191445-84-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1191445-84-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,9,1,4,4 and 5 respectively; the second part has 2 digits, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1191445-84:
(9*1)+(8*1)+(7*9)+(6*1)+(5*4)+(4*4)+(3*5)+(2*8)+(1*4)=157
157 % 10 = 7
So 1191445-84-7 is a valid CAS Registry Number.