1027742-75-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1027742-75-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,2,7,7,4 and 2 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1027742-75:
(9*1)+(8*0)+(7*2)+(6*7)+(5*7)+(4*4)+(3*2)+(2*7)+(1*5)=141
141 % 10 = 1
So 1027742-75-1 is a valid CAS Registry Number.