1135373-91-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1135373-91-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,3,5,3,7 and 3 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1135373-91:
(9*1)+(8*1)+(7*3)+(6*5)+(5*3)+(4*7)+(3*3)+(2*9)+(1*1)=139
139 % 10 = 9
So 1135373-91-9 is a valid CAS Registry Number.