1-Acetoxy-butylphosphonsaeure-monoaethylester, also known as monoethyl 1-acetoxybutylphosphonate, is an organic compound with the chemical formula C8H17O5P. It is a colorless liquid that is soluble in water and various organic solvents. <1-Acetoxy-butylphosphonsaeure>-monoaethylester is a derivative of phosphonic acid, featuring a phosphorus atom bonded to a hydroxyl group, an acetoxy group, and a butyl chain. The monoaethylester is formed by the esterification of the phosphonic acid with ethanol, resulting in an ester group attached to the phosphorus atom. It is used in various applications, including as a chemical intermediate in the synthesis of pharmaceuticals, agrochemicals, and specialty chemicals. Due to its reactivity and potential hazards, it is important to handle <1-Acetoxy-butylphosphonsaeure>-monoaethylester with care, following appropriate safety measures.
The CAS Registry Mumber 3449-91-0 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 3,4,4 and 9 respectively; the second part has 2 digits, 9 and 1 respectively. Calculate Digit Verification of CAS Registry Number 3449-91: (6*3)+(5*4)+(4*4)+(3*9)+(2*9)+(1*1)=100 100 % 10 = 0 So 3449-91-0 is a valid CAS Registry Number.