756783-14-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 756783-14-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,5,6,7,8 and 3 respectively; the second part has 2 digits, 1 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 756783-14:
(8*7)+(7*5)+(6*6)+(5*7)+(4*8)+(3*3)+(2*1)+(1*4)=209
209 % 10 = 9
So 756783-14-9 is a valid CAS Registry Number.