1290608-21-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1290608-21-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,9,0,6,0 and 8 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1290608-21:
(9*1)+(8*2)+(7*9)+(6*0)+(5*6)+(4*0)+(3*8)+(2*2)+(1*1)=147
147 % 10 = 7
So 1290608-21-7 is a valid CAS Registry Number.