1584689-63-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1584689-63-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,5,8,4,6,8 and 9 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1584689-63:
(9*1)+(8*5)+(7*8)+(6*4)+(5*6)+(4*8)+(3*9)+(2*6)+(1*3)=233
233 % 10 = 3
So 1584689-63-3 is a valid CAS Registry Number.