1,1,1-Trichlorooctane is a chlorinated alkane with the chemical formula C8H15Cl3. It is a colorless liquid with a pungent odor and is used as a solvent, degreasing agent, and intermediate in the production of various chemicals. Due to its high chlorine content, it is also used as a fire extinguishing agent. However, it is considered toxic and has been classified as a hazardous substance due to its potential to cause harm to human health and the environment. As a result, its use has been restricted or banned in many countries.
The CAS Registry Mumber 4905-79-7 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,9,0 and 5 respectively; the second part has 2 digits, 7 and 9 respectively. Calculate Digit Verification of CAS Registry Number 4905-79: (6*4)+(5*9)+(4*0)+(3*5)+(2*7)+(1*9)=107 107 % 10 = 7 So 4905-79-7 is a valid CAS Registry Number.