1046493-91-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1046493-91-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,4,6,4,9 and 3 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1046493-91:
(9*1)+(8*0)+(7*4)+(6*6)+(5*4)+(4*9)+(3*3)+(2*9)+(1*1)=157
157 % 10 = 7
So 1046493-91-7 is a valid CAS Registry Number.