1958106-07-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1958106-07-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,9,5,8,1,0 and 6 respectively; the second part has 2 digits, 0 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1958106-07:
(9*1)+(8*9)+(7*5)+(6*8)+(5*1)+(4*0)+(3*6)+(2*0)+(1*7)=194
194 % 10 = 4
So 1958106-07-4 is a valid CAS Registry Number.