956144-55-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 956144-55-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,5,6,1,4 and 4 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 956144-55:
(8*9)+(7*5)+(6*6)+(5*1)+(4*4)+(3*4)+(2*5)+(1*5)=191
191 % 10 = 1
So 956144-55-1 is a valid CAS Registry Number.