1019767-70-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1019767-70-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,1,9,7,6 and 7 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1019767-70:
(9*1)+(8*0)+(7*1)+(6*9)+(5*7)+(4*6)+(3*7)+(2*7)+(1*0)=164
164 % 10 = 4
So 1019767-70-4 is a valid CAS Registry Number.