3-methyl-isoxazole-4,5-dione 4-[(5-chloro-2-methyl-phenyl)-hydrazone] is a complex organic compound with the molecular formula C11H8ClN3O2. It is a derivative of isoxazole-4,5-dione, featuring a methyl group at the 3-position and a hydrazone group at the 4-position. The hydrazone moiety is formed by the reaction of the isoxazole-4,5-dione with a 5-chloro-2-methyl-phenylhydrazine, resulting in a conjugated system that enhances the compound's reactivity and stability. This chemical is of interest in the field of organic chemistry, potentially for its applications in the synthesis of pharmaceuticals or other specialty chemicals, due to its unique structure and the presence of functional groups that can participate in various chemical reactions.
The CAS Registry Mumber 1632-05-9 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 1,6,3 and 2 respectively; the second part has 2 digits, 0 and 5 respectively. Calculate Digit Verification of CAS Registry Number 1632-05: (6*1)+(5*6)+(4*3)+(3*2)+(2*0)+(1*5)=59 59 % 10 = 9 So 1632-05-9 is a valid CAS Registry Number.