3789-52-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 3789-52-4 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 3,7,8 and 9 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 3789-52:
(6*3)+(5*7)+(4*8)+(3*9)+(2*5)+(1*2)=124
124 % 10 = 4
So 3789-52-4 is a valid CAS Registry Number.