4748-92-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 4748-92-9 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,7,4 and 8 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 4748-92:
(6*4)+(5*7)+(4*4)+(3*8)+(2*9)+(1*2)=119
119 % 10 = 9
So 4748-92-9 is a valid CAS Registry Number.