1009633-49-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1009633-49-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,0,9,6,3 and 3 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1009633-49:
(9*1)+(8*0)+(7*0)+(6*9)+(5*6)+(4*3)+(3*3)+(2*4)+(1*9)=131
131 % 10 = 1
So 1009633-49-1 is a valid CAS Registry Number.