79639-36-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 79639-36-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,9,6,3 and 9 respectively; the second part has 2 digits, 3 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 79639-36:
(7*7)+(6*9)+(5*6)+(4*3)+(3*9)+(2*3)+(1*6)=184
184 % 10 = 4
So 79639-36-4 is a valid CAS Registry Number.