1005107-87-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1005107-87-8 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,0,5,1,0 and 7 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1005107-87:
(9*1)+(8*0)+(7*0)+(6*5)+(5*1)+(4*0)+(3*7)+(2*8)+(1*7)=88
88 % 10 = 8
So 1005107-87-8 is a valid CAS Registry Number.