211615-74-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 211615-74-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,1,6,1 and 5 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 211615-74:
(8*2)+(7*1)+(6*1)+(5*6)+(4*1)+(3*5)+(2*7)+(1*4)=96
96 % 10 = 6
So 211615-74-6 is a valid CAS Registry Number.