1192741-91-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1192741-91-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,9,2,7,4 and 1 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1192741-91:
(9*1)+(8*1)+(7*9)+(6*2)+(5*7)+(4*4)+(3*1)+(2*9)+(1*1)=165
165 % 10 = 5
So 1192741-91-5 is a valid CAS Registry Number.