4907-52-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 4907-52-2 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,9,0 and 7 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 4907-52:
(6*4)+(5*9)+(4*0)+(3*7)+(2*5)+(1*2)=102
102 % 10 = 2
So 4907-52-2 is a valid CAS Registry Number.