CAS No. 71-43-2 Chemical Name: Benzene Synonyms Benzen;BENZOL;Benzene, OMniSolv(R);Annulene;Pure benzene;PHENE;Benzeen;Benzol,HPLC Grade;anhydrous benzene;Benzene, PestiSolv(R) CBNumber: CB6854153 Molecular Formula: C6H6 Lewis structure
An alkoxy group with a length between 8 and 12 carbons is attached to the phenyl eater wing, while the other terminal ring is substituted in its 4-position with one of the polar NO2, F, Cl, CH3O, and N(CH3)2 groups. The molecular structures of the newly prepared compounds were ...
Aniline: This is also known as aminobenzene and has an amino group (-NH2) attached to one of the carbon atoms in the benzene ring. Aniline is used in the production of dyes, rubber, and pharmaceuticals. Nitrobenzene: This has a nitro group (-NO2) attached to one of the carbon atoms ...
The hydroxy and methoxy substituents are coplanar with the benzene ring to which they are attached, with an r.m.s. deviation of 0.0116(3) for the nine non-H atoms [CmethylOCC torsion angle = 0.8(4)]. In the crystal, the cations and anions are stacked by - interactions, with centroid...
These have been given for a number of ring systems, including benzofuran, benzthiophen, benzimidazole, quinoline, isoquinoline and many others (see Further Reading). Table 5. Effect of substituents on the 13C chemical shifts in monosubstituted benzenes Substituent Xz1z2z3z4 –H 0.0 0.0 0.0 ...
Benzene is an organic chemical compound with the molecular formula C₆H₆. The benzene molecule is composed of six carbon atoms joined in a planar ring with one hydrogen atom attached to each. Because it contains only carbon and hydrogen atoms, benzene is classed as a hydrocarbon. ...
- This reaction is known as Friedel-Crafts alkylation, where the methyl group (CH3) acts as an electrophile and attaches to the benzene ring. - The product of this reaction will be toluene (C6H5CH3). Step 2: Nitration2. Nitrate the toluene to form p-nitrotoluene. - To do this, we ...
When NO2(+) was permitted to interact with a specific ring carbon and the entire structure optimized, strongly bound sigma complexes were obtained, with delta E subscript stab ranging from -76 kcal/mol for benzene-NO2(+) to -87 kcal/mol for p-toluene-NO2(+). These involve a partial ...
The main reaction of the hydroxycyclohexadienyl radical with oxygen leads to the respective peroxy radical which in turn decomposes to ring cleavage products and phenol. In the presence of NO2, nitrobenzene is also formed with yields depending linearly on the initial NO2 concentration and vanishing...
H2SO4 and the product purified by adsorption on Al2O3, yielded 46% 5-amino analog, m. 126-7° (from H2O), isolated as the monohydrate. Nitration of p-AcNHC6H4CMe3; hydrolysis of the Ac group, deamination, reduction of NO2 group, acetylation of the product, renitration, and ...