α-Ethyl-α-phenylmercapto-butyric acid chloride, also known as 2-(phenylthio)-2-phenylethyl butyrate chloride, is an organic compound with the chemical formula C14H17ClOS. It is a colorless to pale yellow liquid with a pungent odor. α-Aethyl-α-phenylmercapto-buttersaeure-chlorid is a derivative of butyric acid, featuring an ethyl group at the α-position, a phenyl group at the α-position, and a phenylthio group at the α-position as well. The molecule is further characterized by the presence of a chloride ion, which makes it a reactive intermediate often used in organic synthesis. It is primarily employed in the production of pharmaceuticals and agrochemicals, particularly as a building block for the synthesis of various biologically active compounds. Due to its reactivity, it is typically handled under controlled conditions to prevent unwanted side reactions.
The CAS Registry Mumber 91767-37-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,7,6 and 7 respectively; the second part has 2 digits, 3 and 7 respectively. Calculate Digit Verification of CAS Registry Number 91767-37: (7*9)+(6*1)+(5*7)+(4*6)+(3*7)+(2*3)+(1*7)=162 162 % 10 = 2 So 91767-37-2 is a valid CAS Registry Number.