1216430-90-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1216430-90-8 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,1,6,4,3 and 0 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1216430-90:
(9*1)+(8*2)+(7*1)+(6*6)+(5*4)+(4*3)+(3*0)+(2*9)+(1*0)=118
118 % 10 = 8
So 1216430-90-8 is a valid CAS Registry Number.