1093345-87-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1093345-87-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,9,3,3,4 and 5 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1093345-87:
(9*1)+(8*0)+(7*9)+(6*3)+(5*3)+(4*4)+(3*5)+(2*8)+(1*7)=159
159 % 10 = 9
So 1093345-87-9 is a valid CAS Registry Number.