1094631-87-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1094631-87-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,9,4,6,3 and 1 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1094631-87:
(9*1)+(8*0)+(7*9)+(6*4)+(5*6)+(4*3)+(3*1)+(2*8)+(1*7)=164
164 % 10 = 4
So 1094631-87-4 is a valid CAS Registry Number.