2-Phenyl-2-<2-nitro-1-(4-chlor-phenyl)-ethyl>-indandion-(1,3) is a complex organic compound with a molecular formula of C21H16ClNO4. It is a derivative of indandione, featuring a phenyl group, a nitro group, and a chlorophenylethyl group attached to the indandione core. 2-Phenyl-2-<2-nitro-1-(4-chlor-phenyl)-ethyl>-indandion-(1,3) is characterized by its unique structure, which includes a fused ring system with a ketone group and a nitro group, as well as a chlorine atom on the phenyl ring. It is likely to be used in chemical research or as an intermediate in the synthesis of pharmaceuticals or other organic compounds due to its diverse functional groups. The compound's specific properties, such as solubility, stability, and reactivity, would depend on the context in which it is used and the specific reactions it undergoes.
The CAS Registry Mumber 4380-24-9 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,3,8 and 0 respectively; the second part has 2 digits, 2 and 4 respectively. Calculate Digit Verification of CAS Registry Number 4380-24: (6*4)+(5*3)+(4*8)+(3*0)+(2*2)+(1*4)=79 79 % 10 = 9 So 4380-24-9 is a valid CAS Registry Number.