1421282-90-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1421282-90-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,2,1,2,8 and 2 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1421282-90:
(9*1)+(8*4)+(7*2)+(6*1)+(5*2)+(4*8)+(3*2)+(2*9)+(1*0)=127
127 % 10 = 7
So 1421282-90-7 is a valid CAS Registry Number.