1227578-26-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1227578-26-8 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,2,7,5,7 and 8 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1227578-26:
(9*1)+(8*2)+(7*2)+(6*7)+(5*5)+(4*7)+(3*8)+(2*2)+(1*6)=168
168 % 10 = 8
So 1227578-26-8 is a valid CAS Registry Number.