87765-38-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 87765-38-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,7,7,6 and 5 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 87765-38:
(7*8)+(6*7)+(5*7)+(4*6)+(3*5)+(2*3)+(1*8)=186
186 % 10 = 6
So 87765-38-6 is a valid CAS Registry Number.