1027787-78-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1027787-78-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,2,7,7,8 and 7 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1027787-78:
(9*1)+(8*0)+(7*2)+(6*7)+(5*7)+(4*8)+(3*7)+(2*7)+(1*8)=175
175 % 10 = 5
So 1027787-78-5 is a valid CAS Registry Number.