78872-39-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 78872-39-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,8,8,7 and 2 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 78872-39:
(7*7)+(6*8)+(5*8)+(4*7)+(3*2)+(2*3)+(1*9)=186
186 % 10 = 6
So 78872-39-6 is a valid CAS Registry Number.