1027103-58-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1027103-58-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,2,7,1,0 and 3 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1027103-58:
(9*1)+(8*0)+(7*2)+(6*7)+(5*1)+(4*0)+(3*3)+(2*5)+(1*8)=97
97 % 10 = 7
So 1027103-58-7 is a valid CAS Registry Number.