910649-55-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 910649-55-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,1,0,6,4 and 9 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 910649-55:
(8*9)+(7*1)+(6*0)+(5*6)+(4*4)+(3*9)+(2*5)+(1*5)=167
167 % 10 = 7
So 910649-55-7 is a valid CAS Registry Number.