4172-95-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 4172-95-6 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,1,7 and 2 respectively; the second part has 2 digits, 9 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 4172-95:
(6*4)+(5*1)+(4*7)+(3*2)+(2*9)+(1*5)=86
86 % 10 = 6
So 4172-95-6 is a valid CAS Registry Number.