1623153-48-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1623153-48-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,6,2,3,1,5 and 3 respectively; the second part has 2 digits, 4 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1623153-48:
(9*1)+(8*6)+(7*2)+(6*3)+(5*1)+(4*5)+(3*3)+(2*4)+(1*8)=139
139 % 10 = 9
So 1623153-48-9 is a valid CAS Registry Number.