86770-83-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 86770-83-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,6,7,7 and 0 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 86770-83:
(7*8)+(6*6)+(5*7)+(4*7)+(3*0)+(2*8)+(1*3)=174
174 % 10 = 4
So 86770-83-4 is a valid CAS Registry Number.