12037-69-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 12037-69-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,2,0,3 and 7 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 12037-69:
(7*1)+(6*2)+(5*0)+(4*3)+(3*7)+(2*6)+(1*9)=73
73 % 10 = 3
So 12037-69-3 is a valid CAS Registry Number.