1071698-03-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1071698-03-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,7,1,6,9 and 8 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1071698-03:
(9*1)+(8*0)+(7*7)+(6*1)+(5*6)+(4*9)+(3*8)+(2*0)+(1*3)=157
157 % 10 = 7
So 1071698-03-7 is a valid CAS Registry Number.