1001755-12-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1001755-12-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,0,1,7,5 and 5 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1001755-12:
(9*1)+(8*0)+(7*0)+(6*1)+(5*7)+(4*5)+(3*5)+(2*1)+(1*2)=89
89 % 10 = 9
So 1001755-12-9 is a valid CAS Registry Number.