78915-29-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 78915-29-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,8,9,1 and 5 respectively; the second part has 2 digits, 2 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 78915-29:
(7*7)+(6*8)+(5*9)+(4*1)+(3*5)+(2*2)+(1*9)=174
174 % 10 = 4
So 78915-29-4 is a valid CAS Registry Number.