1001754-55-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1001754-55-7 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 4 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1001754-55:
(9*1)+(8*0)+(7*0)+(6*1)+(5*7)+(4*5)+(3*4)+(2*5)+(1*5)=97
97 % 10 = 7
So 1001754-55-7 is a valid CAS Registry Number.