1020747-92-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1020747-92-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,2,0,7,4 and 7 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1020747-92:
(9*1)+(8*0)+(7*2)+(6*0)+(5*7)+(4*4)+(3*7)+(2*9)+(1*2)=115
115 % 10 = 5
So 1020747-92-5 is a valid CAS Registry Number.