7579-91-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 7579-91-1 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 7,5,7 and 9 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 7579-91:
(6*7)+(5*5)+(4*7)+(3*9)+(2*9)+(1*1)=141
141 % 10 = 1
So 7579-91-1 is a valid CAS Registry Number.
InChI:InChI=1/C6H5Cl3SSi/c7-11(8,9)10-6-4-2-1-3-5-6/h1-5H