3-Cyclohexyl-cyclobutan-1-carbonsaeure-chlorid, also known as 3-cyclohexylcyclobutane-1-carboxylic acid chloride, is a chemical compound with the molecular formula C11H17ClO2. It is a derivative of cyclobutane carboxylic acid, featuring a cyclohexyl group attached to the cyclobutane ring. 3-Cyclohexyl-cyclobutan-1-carbonsaeure-chlorid is characterized by its unique cyclic structure and the presence of a carbonyl group, which is activated by the adjacent chlorine atom, making it a reactive acyl chloride. It is used as an intermediate in the synthesis of various pharmaceuticals and agrochemicals, particularly those involving the cyclohexane and cyclobutane ring systems. The compound is typically synthesized through the reaction of the corresponding carboxylic acid with a chlorinating agent, such as thionyl chloride or phosphorus pentachloride. Due to its reactivity, it is important to handle 3-Cyclohexyl-cyclobutan-1-carbonsaeure-chlorid with care, as it can undergo nucleophilic substitution reactions with various nucleophiles, leading to the formation of esters, amides, and other derivatives.
The CAS Registry Mumber 3204-75-9 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 3,2,0 and 4 respectively; the second part has 2 digits, 7 and 5 respectively. Calculate Digit Verification of CAS Registry Number 3204-75: (6*3)+(5*2)+(4*0)+(3*4)+(2*7)+(1*5)=59 59 % 10 = 9 So 3204-75-9 is a valid CAS Registry Number.