859972-39-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 859972-39-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,9,9,7 and 2 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 859972-39:
(8*8)+(7*5)+(6*9)+(5*9)+(4*7)+(3*2)+(2*3)+(1*9)=247
247 % 10 = 7
So 859972-39-7 is a valid CAS Registry Number.