[go: up one dir, main page]
More Web Proxy on the site http://driver.im/

Mahmoud et al., 2012 - Google Patents

Heteroannulation of pyrido [2, 3-d] pyrimidines. Synthesis and spectral characterization of pyridotriazolopyrimidines, pyridopyrimidotriazine and …

Mahmoud et al., 2012

View PDF
Document ID
7103945308761110529
Author
Mahmoud M
Madkour H
Habashy M
El-Shwaf A
Publication year
Publication venue
American Journal of Organic Chemistry

External Links

Snippet

Abstract Number of pyridotriazolo-, pyridothiazolo-, pyridotetrazolopyrimidines and pyrido- pyrimidotriazepine derivatives were prepared using the readily obtainable starting material pyrido [2, 3-d] pyrimidinthione1 and its hydrazino derivative. The antimicrobial screening of …
Continue reading at www.academia.edu (PDF) (other versions)

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D487/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by C07D451/00 - C07D477/00
    • C07D487/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by C07D451/00 - C07D477/00 in which the condensed system contains two hetero rings
    • C07D487/04—Ortho-condensed systems
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D239/00—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings
    • C07D239/70—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings condensed with carbocyclic rings or ring systems
    • C07D239/72—Quinazolines; Hydrogenated quinazolines
    • C07D239/95—Quinazolines; Hydrogenated quinazolines with hetero atoms directly attached in position 2 and 4
    • C07D239/96—Two oxygen atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D239/00—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings
    • C07D239/70—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings condensed with carbocyclic rings or ring systems
    • C07D239/72—Quinazolines; Hydrogenated quinazolines
    • C07D239/86—Quinazolines; Hydrogenated quinazolines with hetero atoms directly attached in position 4
    • C07D239/88—Oxygen atoms
    • C07D239/90—Oxygen atoms with acyclic radicals attached in positions 2 or 3
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D471/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00
    • C07D471/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00 in which the condensed system contains two hetero rings
    • C07D471/04—Ortho-condensed systems
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D513/00—Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for in groups C07D463/00, C07D477/00 or C07D499/00 - C07D507/00
    • C07D513/02—Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for in groups C07D463/00, C07D477/00 or C07D499/00 - C07D507/00 in which the condensed system contains two hetero rings
    • C07D513/06—Peri-condensed systems
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D513/00—Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for in groups C07D463/00, C07D477/00 or C07D499/00 - C07D507/00
    • C07D513/02—Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for in groups C07D463/00, C07D477/00 or C07D499/00 - C07D507/00 in which the condensed system contains two hetero rings
    • C07D513/04—Ortho-condensed systems
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D487/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by C07D451/00 - C07D477/00
    • C07D487/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by C07D451/00 - C07D477/00 in which the condensed system contains two hetero rings
    • C07D487/08—Bridged systems
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D495/00—Heterocyclic compounds containing in the condensed system at least one hetero ring having sulfur atoms as the only ring hetero atoms
    • C07D495/02—Heterocyclic compounds containing in the condensed system at least one hetero ring having sulfur atoms as the only ring hetero atoms in which the condensed system contains two hetero rings
    • C07D495/04—Ortho-condensed systems
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D498/00—Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and oxygen atoms as the only ring hetero atoms
    • C07D498/02—Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and oxygen atoms as the only ring hetero atoms in which the condensed system contains two hetero rings
    • C07D498/06—Peri-condensed systems
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D487/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by C07D451/00 - C07D477/00
    • C07D487/12—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by C07D451/00 - C07D477/00 in which the condensed system contains three hetero rings
    • C07D487/14—Ortho-condensed systems
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D498/00—Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and oxygen atoms as the only ring hetero atoms
    • C07D498/02—Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and oxygen atoms as the only ring hetero atoms in which the condensed system contains two hetero rings
    • C07D498/04—Ortho-condensed systems
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D491/00—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00
    • C07D491/02—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00 in which the condensed system contains two hetero rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D495/00—Heterocyclic compounds containing in the condensed system at least one hetero ring having sulfur atoms as the only ring hetero atoms
    • C07D495/12—Heterocyclic compounds containing in the condensed system at least one hetero ring having sulfur atoms as the only ring hetero atoms in which the condensed system contains three hetero rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D491/00—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00
    • C07D491/12—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00 in which the condensed system contains three hetero rings
    • C07D491/14—Ortho-condensed systems
    • C07D491/147—Ortho-condensed systems the condensed system containing one ring with oxygen as ring hetero atom and two rings with nitrogen as ring hetero atom
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D475/00—Heterocyclic compounds containing pteridine ring systems
    • C07D475/02—Heterocyclic compounds containing pteridine ring systems with an oxygen atom directly attached in position 4
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D403/00—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00
    • C07D403/02—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00 containing two hetero rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D519/00—Heterocyclic compounds containing more than one system of two or more relevant hetero rings condensed among themselves or condensed with a common carbocyclic ring system not provided for in groups C07D453/00 or C07D455/00

Similar Documents

Publication Publication Date Title
Fadda et al. Utility of activated nitriles in the synthesis of some new heterocyclic compounds
Pryadeina et al. Synthesis of 7-alkyl (aryl)-6-alkoxycarbonyl-5-fluoroalkyl-1, 2, 4-tri (tetr) azolo [1, 5-a] pyrimidines
JP2002037787A (en) METHOD FOR PRODUCING [1,2,4]TRIAZOLE[1,5-c]PYRIMIDINE DERIVATIVE
Mahmoud et al. Heteroannulation of pyrido [2, 3-d] pyrimidines. Synthesis and spectral characterization of pyridotriazolopyrimidines, pyridopyrimidotriazine and pyridopyrimidotriazepine derivatives
El-Desoky et al. Utility of isothiocyanates in heterocyclic synthesis
Elziaty et al. Access to new pyranopyrazoles and related heterocycles
Ammar et al. Cyanoacetanilides Intermediates in Heterocyclic Synthesis. Part 5: Preparation of Hitherto Unknown 5‐Aminopyrazole and Pyrazolo [1, 5‐a] pyrimidine Derivatives Containing Sulfamoyl Moiety
KR890003000B1 (en) Method for preparing imidazo [1,2-a] pyrimidine
US8273890B2 (en) Thiophene-imidazopyridines
Tumkevicius et al. Synthesis of 4, 6-disubstituted thieno [2, 3-d] pyrimidines from 4, 6-dichloro-2-methylthiopyrimidine-5-carbaldehyde
Raslan et al. Reactivity of 3‐(benzothiazol‐2‐yl)‐3‐oxopropanenitrile: A facile synthesis of novel polysubstituted thiophenes
Bakhite et al. Synthesis of novel pyridothienopyrimidines, pyridothienopyrimidothiazines, pyridothienopyrimidobenzthiazoles and triazolopyridothienopyrimidines
El-Gazzar et al. A Simple Synthesis and Antimicrobial Activity of Sulfur-containing Poly-condensed Heterocyclic Derivatives from 1, 3-benzothiazole.
A Saad Synthesis of novel fused heterocyclic compounds from 7-amino-[1, 2, 4] triazino [3, 4-b][1, 3, 4] thiadiazine-8-carbonitrile
Pandey et al. An investigation leading to preparation of tetrahydro-quinazoline derivatives involving ureidoalkylation and⍺-amidoalkylation reactions
KR20180096572A (en) Manufacturing method of copari
Abdel Moneam Synthesis and Reactions of Novel Pyrimido [4, 5-c] pyridazine and s-Triazolo [3′, 4′: 2, 3] pyrimido [4, 5-c] pyridazine Derivatives
Geies Synthesis of Pyrido [2, 3‐d] pyrimidines via the Reaction of Activated Nitrites with Aminopyrimidines
Geies A CONVENIENT SYNTHESIS OF DITHIENO [2, 3-b][2, 3-h] QUINOLINES AND PYRIMIDO [4′, 5′: 4, 5] THIENO [2, 3-b] THIENO [2, 3-h] QUINOLINES
Gütschow et al. A new dimerization reaction producing 2‐amino‐9‐oxopyrrolo‐[2, 1‐b] quinazoline‐1‐carbonitriles and analogous pyrrolo‐[1, 2‐a] thieno [3, 2‐d] pyrimidinecar bonitriles
Bevk et al. Synthesis and Transformations of Ethyl (Z)-2-(2, 3-dihydro-1, 3-dioxo-1H-isoindol-2-yl)-3-(dimethylamino) propenoate
Shaker Synthesis and transformation of 2-thioxopyrimido [4, 5-d] pyrimidines
Al‐Sehemi et al. Synthesis and Reactions of Some New Heterocyclic Compounds Containing Cycloalka [e] thieno [2, 3‐b] pyridine Moiety
Andrews et al. Synthesis and antibacterial activity of 1, 3, 4-oxadiazole substituted pyrimidine derivatives
Hassanien et al. Synthesis of Some New Pyridines, Thienopyridines and Pyrido [2, 3: 4', 5'] thieno [3', 2'-d] pyrimidin-8-ones from 2 acetylbenzoimidazole