1156468-55-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1156468-55-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,5,6,4,6 and 8 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1156468-55:
(9*1)+(8*1)+(7*5)+(6*6)+(5*4)+(4*6)+(3*8)+(2*5)+(1*5)=171
171 % 10 = 1
So 1156468-55-1 is a valid CAS Registry Number.