1,4-Methanonaphthalene-1(4H)-carboxylic acid, 4-methoxy-, also known as 4-methoxy-1,4-methanonaphthalene-1(4H)-carboxylic acid, is a chemical compound with the molecular formula C12H10O3. It is a derivative of naphthalene, a bicyclic aromatic hydrocarbon, with a carboxylic acid group at the 1-position and a methoxy group at the 4-position. 1,4-Methanonaphthalene-1(4H)-carboxylic acid, 4-methoxy- is characterized by its unique structure, which features carbon a-carbon double bond and a carbonyl group, making it a valuable intermediate in the synthesis of various pharmaceuticals, agrochemicals, and other specialty chemicals. The compound's properties, such as its reactivity and stability, are influenced by the presence of the methoxy group, which can participate in various chemical reactions, including nucleophilic substitutions and eliminations.
The CAS Registry Mumber 91948-53-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,9,4 and 8 respectively; the second part has 2 digits, 5 and 3 respectively. Calculate Digit Verification of CAS Registry Number 91948-53: (7*9)+(6*1)+(5*9)+(4*4)+(3*8)+(2*5)+(1*3)=167 167 % 10 = 7 So 91948-53-7 is a valid CAS Registry Number.