1400997-52-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1400997-52-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,0,0,9,9 and 7 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1400997-52:
(9*1)+(8*4)+(7*0)+(6*0)+(5*9)+(4*9)+(3*7)+(2*5)+(1*2)=155
155 % 10 = 5
So 1400997-52-5 is a valid CAS Registry Number.