1058142-16-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1058142-16-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,5,8,1,4 and 2 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1058142-16:
(9*1)+(8*0)+(7*5)+(6*8)+(5*1)+(4*4)+(3*2)+(2*1)+(1*6)=127
127 % 10 = 7
So 1058142-16-7 is a valid CAS Registry Number.