1202249-73-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1202249-73-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,0,2,2,4 and 9 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1202249-73:
(9*1)+(8*2)+(7*0)+(6*2)+(5*2)+(4*4)+(3*9)+(2*7)+(1*3)=107
107 % 10 = 7
So 1202249-73-7 is a valid CAS Registry Number.