1078634-31-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1078634-31-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,7,8,6,3 and 4 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1078634-31:
(9*1)+(8*0)+(7*7)+(6*8)+(5*6)+(4*3)+(3*4)+(2*3)+(1*1)=167
167 % 10 = 7
So 1078634-31-7 is a valid CAS Registry Number.