146903-30-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 146903-30-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,6,9,0 and 3 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 146903-30:
(8*1)+(7*4)+(6*6)+(5*9)+(4*0)+(3*3)+(2*3)+(1*0)=132
132 % 10 = 2
So 146903-30-2 is a valid CAS Registry Number.