1-(3-chloro-thieno[2,3-b]pyridin-5-yl)-ethanone is a chemical compound characterized by its unique structure, which features a thieno[2,3-b]pyridine ring system with a chloro substituent at the 3-position and an ethanone group attached at the 1-position. 1-(3-chloro-thieno[2,3-b]pyridin-5-yl)-ethanone is known for its potential applications in the synthesis of various pharmaceuticals and agrochemicals, particularly those with biological activities. The presence of the chloro group allows for further functionalization, making it a versatile building block in organic chemistry. Its chemical properties and reactivity are influenced by the electron-withdrawing nature of the chloro substituent and the conjugated system of the thieno[2,3-b]pyridine ring, which can participate in various chemical reactions, such as nucleophilic substitutions and Michael additions.
The CAS Registry Mumber 53566-62-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,3,5,6 and 6 respectively; the second part has 2 digits, 6 and 2 respectively. Calculate Digit Verification of CAS Registry Number 53566-62: (7*5)+(6*3)+(5*5)+(4*6)+(3*6)+(2*6)+(1*2)=134 134 % 10 = 4 So 53566-62-4 is a valid CAS Registry Number.