نتایج جستجو برای: quinazoline

تعداد نتایج: 941  

2011
T. Srinivasan S. Suhitha M. Gnana Ruba Priya K. Girija N. Ravi Chandran D. Velmurugan

In the title compound, C(14)H(9)BrN(2)O, the quinazoline unit is essentially planar, with a mean deviation of 0.058 (2) Å from the least-squares plane defined by the ten constituent ring atoms. The dihedral angle between the mean plane of the quinazoline ring system and the 4-bromo-phenyl ring is 47.6 (1)°. In the crystal, mol-ecules are linked by inter-molecular C-H⋯N and C-H⋯O hydrogen bonds,...

Journal: :Bioorganic & Medicinal Chemistry Letters 2021

• GPR120 (short isoform) homology model used for docking-based virtual screening (DBVS) of ligand database. Combination approach in silico and vitro to discover potential anti-cancer compounds targeting GPR120. Identification a dihydrospiro(benzo[ h ]quinazoline-5,1?-cyclopentane)-4(3H)-one scaffold activity. The G-protein coupled receptor - has recently been implicated as novel target colorect...

Journal: :Drug metabolism and disposition: the biological fate of chemicals 2008
Kouichi Minato Ryota Suzuki Akira Asagarasu Teruaki Matsui Michitaka Sato

3-Amino-5,6,7,8-tetrahydro-2-{4-[4-(quinolin-2-yl)piperazin-1-yl]-butyl}quinazolin-4(3H)-one (TZB-30878), a novel 5-hydroxytryptamine (5-HT)(1A) agonist/5-HT(3) antagonist, is currently under development for the treatment of irritable bowel syndrome. The objective of this investigation was to obtain information on the biotransformation of TZB-30878. This compound has quinazoline, piperazine, an...

Journal: :Natural product reports 1992
J P Michael

This review covers the isolation, structure determination, synthesis and biological activity of quinoline, quinazoline and acridone alkaloids from plant, microbial and animal sources; 115 references are cited.

2017
BISWAJIT DASH SUVAKANTA DASH DAMIKI LALOO

Objective: The present work is designed to synthesise some isomeric new series of Quinazoline-4-one/4-thione derivatives, based on the pharmacophoric model of central nervous system (CNS) activity by structural modifications retaining the essential structural features for the activity and evaluated for their anticonvulsant and CNS depressant properties. Methods: A series of 7-chloro-3-[substitu...

Journal: :NIPPON KAGAKU KAISHI 1973

2016
Mallory Batty Rachel Pugh Ilampirai Rathinam Joshua Simmonds Edwin Walker Amanda Forbes Shailendra Anoopkumar-Dukie Catherine M. McDermott Briohny Spencer David Christie Russ Chess-Williams

This review evaluates the role of α-adrenoceptor antagonists as a potential treatment of prostate cancer (PCa). Cochrane, Google Scholar and Pubmed were accessed to retrieve sixty-two articles for analysis. In vitro studies demonstrate that doxazosin, prazosin and terazosin (quinazoline α-antagonists) induce apoptosis, decrease cell growth, and proliferation in PC-3, LNCaP and DU-145 cell lines...

2017
Rambabu Gundla Ramesh Garlapati Narender Pottabathini Venkateshwarlu Gurram Kumara Swamy Kasani Chiranjeevi Thulluri Pavan Kumar Machiraju Avinash B. Chaudhary Uma Addepally Raveendra Dayam Venkata Rao Chunduri Nagaraju Madala

To develop a lead anti-diabetic compound, a series of 21 novel quinazoline derivatives have been synthesized and screened against alpha Glucosidase. The binding mode of the compounds at the active site of alpha Glucosidase was explored using Glide docking method. The binding model suggests one to four hydrogen bonding interactions between quinazoline derivatives and alpha-glucosidase. 6-Bromo-2...

Journal: :Molecules 2017
Malose J Mphahlele Samantha Gildenhuys Nishal Parbhoo

In this paper, we describe the synthesis of the 5-styryltetrazolo[1,5-c]quinazolines substituted at the 9-position with a 4-fluorophenyl ring directly or via a conjugated π-spacer (C=C or C≡C bond) based on the 6-bromo-4-chloro-2-styrylquinazoline scaffold. The structures of the synthesized compounds were characterized based on a combination of ¹H-NMR, 13C-NMR, IR and high resolution mass spect...

Journal: :Molecules 2010
Martine Maillard-Boyer Caroline Castera-Ducros Pierre Verhaeghe France Sifredi Pascal Rathelot Patrice Vanelle

A series of new quinazoline derivatives bearing a vinylic chloride group on the 2-position was prepared by using a consecutive S(RN)1 / E(RC)1 radical strategy.

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