1632153-47-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1632153-47-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,6,3,2,1,5 and 3 respectively; the second part has 2 digits, 4 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1632153-47:
(9*1)+(8*6)+(7*3)+(6*2)+(5*1)+(4*5)+(3*3)+(2*4)+(1*7)=139
139 % 10 = 9
So 1632153-47-9 is a valid CAS Registry Number.