The chemical compound "4-[2-(3,3-dimethyl-3H-isobenzofuran-1-ylidene)-1-phenyl-ethyl]-5-methyl-2-phenyl-1,2-dihydro-pyrazol-3-one" is a complex organic molecule with a molecular formula of C28H25NO2. It features a pyrazolone core, which is a heterocyclic compound with a pyrazole ring fused to a ketone. The molecule is characterized by the presence of a 3,3-dimethyl-3H-isobenzofuran-1-ylidene group, which contributes to its unique structure and properties. The compound also includes a 1-phenyl-ethyl side chain and a 5-methyl-2-phenyl substitution pattern, which further define its chemical behavior and potential applications. This specific arrangement of atoms and functional groups suggests that the compound may have unique optical, electronic, or biological properties, making it a subject of interest in fields such as materials science, pharmaceuticals, and chemical research.
The CAS Registry Mumber 4505-12-8 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,5,0 and 5 respectively; the second part has 2 digits, 1 and 2 respectively. Calculate Digit Verification of CAS Registry Number 4505-12: (6*4)+(5*5)+(4*0)+(3*5)+(2*1)+(1*2)=68 68 % 10 = 8 So 4505-12-8 is a valid CAS Registry Number.