1-(2,4-dinitro-phenyl)-5-phenyl-4,5-dihydro-1H-pyrazole is a complex organic compound with the molecular formula C15H12N4O4. It features a pyrazole ring, which is a five-membered aromatic ring containing two nitrogen atoms, fused to a dihydro structure. The molecule is characterized by the presence of a 2,4-dinitrophenyl group attached to the pyrazole ring, which contributes to its chemical properties. Additionally, a phenyl group is attached to the 5-position of the pyrazole, further enhancing its structural complexity. 1-(2,4-dinitro-phenyl)-5-phenyl-4,5-dihydro-1H-pyrazole is of interest in chemical research and may have potential applications in various fields due to its unique structure and reactivity.
The CAS Registry Mumber 5920-17-2 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 5,9,2 and 0 respectively; the second part has 2 digits, 1 and 7 respectively. Calculate Digit Verification of CAS Registry Number 5920-17: (6*5)+(5*9)+(4*2)+(3*0)+(2*1)+(1*7)=92 92 % 10 = 2 So 5920-17-2 is a valid CAS Registry Number.