-Naphthols
New Method for Preparation of 1 Amidoalkyl 2 Naphthols via Multicomponent Condensation Reaction Utilizing Tetrachlorosilane under Solvent Free Conditions
... 1-amidoalkyl-2-naphthols, biologically active drug like molecules [29]-[31]. We herein describe a practical, in- expensive protocol for the preparation of 1-amidoalkyl-2-naphthols via multi component ...
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Preuhs, Teresa (2017): Synthesis of halogenated naphthols and studies towards the sotal synthesis of Jerantinine E. Dissertation, LMU München: Fakultät für Chemie und Pharmazie
... Substituted naphthalenes are common structural motifs present in many biologically active compounds and pharmaceuticals. The first chapter of this Ph.D. thesis describes the development of a novel ring- opening reaction ...
306
Environmentally Benign Synthetic Protocol for O Alkylation of β Naphthols and Hydroxy Pyridines in Aqueous Micellar Media
... In conclusion, this paper reports Ultrasonic- and micro- wave-assisted O-alkylation of β-naphthols in aqueous micellar media. It describes catalytic activity of different micelles is in the order: CTAB > SDS ...
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Synthesis of 1 amidoalkyl 2 naphthols by a three component reaction catalyzed by methane sulphonic acid
... In summary, a reliable, simple, rapid, efficient and environmentally benign method for synthesis of 1-amidoalkyl-2-naphthols by one-pot three-component coupling of 2-naphthol, various aromatic aldehydes and urea ...
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Polyaniline sulphate salt catalyzed synthesis of amidoalkyl naphthols under solvent free conditions
... In order to evaluate the generality of the process, several examples illustrating the present method for the synthesis of amidoalkyl napthols 4 was studied (Table 1). The reaction of β-naphthol 2 with various aromatic ...
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Peg SO3H as an Efficient and Reusable Biodegrable Polymeric Catalyst for the Synthesis of Amidoalkyl Naphthols
... amidoalkyl naphthols (4a-i) reveal that electron withdrawing substituents in the aromatic ring of the aldehyde afforded corresponding amidoalkyl naphthols in high yields when compare with those of electron ...
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Environmentally Benign Synthesis of 1 Amidoalkyl 2 Naphthols by Using Citrus limon Juice
... A plausible mechanism of formation of 1-amidoalkyl-2-naphthols catalyzed by Lemon juice is depicted in Scheme 2. The reaction of 2-naphthol with aldehydes in the presence of acid catalyst is known to give ...
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GREEN APPROACH OF IONIC LIQUID AS REUSABLE CATALYST IN THE SYNTHESIS OF AMIDOALKYL NAPHTHOLS
... amidoalkyl naphthols derivatives by coupling various aromatic aldehydes with amides or urea and 2-naphthol using Disulfonic acid Imidazolium [DSIM][HSO 4 ] as an efficient ...
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Grossmann, Adriana (2017): Studies toward the total synthesis of salimabromide via dearomatization of 1-Naphthols and investigation of the Claisen Rearrangement of allyl chlorovinyl ethers. Dissertation, LMU München: Fakultät für Chemie und Pharmazie
... In summary, the development of a Pd-catalyzed allylic dearomatization of 2-methyl-1-naphthols has been investigated in this thesis. We were able to overcome the challenge of rearomatization via subsequent Cope ...
386
Solvent-free synthesis of stable oxaphosphaphenanthrene derivatives using multicomponent reaction of naphthols
... The reaction of dimethyl acetylenedicarboxylate with OH-acid such as 2-naphthol in the presence of trimethyl or triphenyl phosphite under solvent-free conditions produce oxaphosphaphena[r] ...
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Green Protocols for the One-Pot Synthesis of Vanillin Based Aminoalkyl and Amidoalkyl Naphthols and their Antibacterial Activity
... Through this study, we successfully synthesized an aminoalkylnaphthol (product A) from vanillin, 2-naphthol, and 4-nitroaniline and an amidoalkylnaphthol (product B) from [r] ...
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