1632199-15-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1632199-15-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,6,3,2,1,9 and 9 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1632199-15:
(9*1)+(8*6)+(7*3)+(6*2)+(5*1)+(4*9)+(3*9)+(2*1)+(1*5)=165
165 % 10 = 5
So 1632199-15-5 is a valid CAS Registry Number.