3-(3,5-dichloro-phenyl)-5-methyl-isoxazole-4-carboxylic acid methyl ester is a complex organic compound with the chemical formula C11H8Cl2NO3. It is a derivative of isoxazole-4-carboxylic acid, featuring a methyl ester group, a 3,5-dichloro-phenyl ring, and a methyl group at the 5-position. 3-(3,5-dichloro-phenyl)-5-methyl-isoxazole-4-carboxylic acid methyl ester is known for its potential applications in the synthesis of pharmaceuticals and agrochemicals, particularly as a building block for the development of new molecules with biological activity. Its structure allows for further functionalization and modification, making it a versatile intermediate in organic synthesis. The compound's properties, such as its reactivity and stability, are influenced by the presence of the dichloro-phenyl group, which can affect its electronic and steric characteristics.
The CAS Registry Mumber 4402-87-3 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,4,0 and 2 respectively; the second part has 2 digits, 8 and 7 respectively. Calculate Digit Verification of CAS Registry Number 4402-87: (6*4)+(5*4)+(4*0)+(3*2)+(2*8)+(1*7)=73 73 % 10 = 3 So 4402-87-3 is a valid CAS Registry Number.