1606121-82-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1606121-82-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,6,0,6,1,2 and 1 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1606121-82:
(9*1)+(8*6)+(7*0)+(6*6)+(5*1)+(4*2)+(3*1)+(2*8)+(1*2)=127
127 % 10 = 7
So 1606121-82-7 is a valid CAS Registry Number.