785712-86-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 785712-86-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,8,5,7,1 and 2 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 785712-86:
(8*7)+(7*8)+(6*5)+(5*7)+(4*1)+(3*2)+(2*8)+(1*6)=209
209 % 10 = 9
So 785712-86-9 is a valid CAS Registry Number.