1616267-30-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1616267-30-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,6,1,6,2,6 and 7 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1616267-30:
(9*1)+(8*6)+(7*1)+(6*6)+(5*2)+(4*6)+(3*7)+(2*3)+(1*0)=161
161 % 10 = 1
So 1616267-30-1 is a valid CAS Registry Number.