209860-37-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 209860-37-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,9,8,6 and 0 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 209860-37:
(8*2)+(7*0)+(6*9)+(5*8)+(4*6)+(3*0)+(2*3)+(1*7)=147
147 % 10 = 7
So 209860-37-7 is a valid CAS Registry Number.