87947-72-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 87947-72-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,7,9,4 and 7 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 87947-72:
(7*8)+(6*7)+(5*9)+(4*4)+(3*7)+(2*7)+(1*2)=196
196 % 10 = 6
So 87947-72-6 is a valid CAS Registry Number.