BRIDGEHEAD NITROGEN HETEROCYCLES FROM 2,4,6-TRIPHENYLPYRYLIUM CATION AND THIOSEMICARBAZIDE OR THIOCARBOHYDRAZIDE

DOI: 10.1016/S0040-4020(01)91325-0

Source and publish data:

Tetrahedron p. 4901 - 4910 (1984)

Update date:2022-08-03

Topics: Cyclization Thiosemicarbazide Crystallography Condensation Reaction Nucleophilic Attack Spectroscopic Characterization Yield Optimization

Authors:

Molina, P.

Tarraga, A

Serrano, C.

Read Full Text PDF DownLoad Join now for total 90,000,000 free articles

Article abstract of DOI:10.1016/S0040-4020(01)91325-0

2,4,6-Triphenylpyrylium with thiosemicarbazide and thiocarbohydrazide, gives 2-pyrazolines 3a and 3b which undergo cyclization yielding pyrazolo<1,5-c>pyrimidine 5 and pyrazolo<2,3-d>-1,2,4-triazepine 7 derivatives, respectively.Reaction of 7 with phenacy

Full text of DOI:10.1016/S0040-4020(01)91325-0

Products guided by the article

Product name:Ethanone, 2-[1-[4,5-dihydro-5-(4-nitrophenyl)-1,3,4-thiadiazol-2-yl]-4,5-dihydro-3,5- diphenyl-1H-pyrazol-5-yl]-1-phenyl-

Cas No:95921-79-2

R&D Labs maybe for 95921-79-2

Shanghai Haoyuan Chemexpress Co., Ltd.

website:https://www.chemexpress.com/

Contact:86-21-58950125

Address:No.3 Building, No.1999, Zhangheng Road, ZhangjiangHighTech Park, Shanghai, P.R.China,201203
Shanghai TBBMed Co.,Ltd

website:http://www.tbbmed.com

Contact:86--21-50498136

Address:Room 6002, Building 7-1, No.160 Basheng Road,Pudong Area,Shanghai China
Beijing Green Guardee Technology CO,.LTD

Contact:+86-10-69706062

Address:F2 BLdj,5 No.37 Chaoqian Road
HANGZHOU PANYU CHEMICAL CO.,LIMITED

Contact:+86-571-86578491

Address:Rm 605, NO.1870 Binsheng Road,Binjiang Dist, Hangzhou, China
Wuhan Fortuna Chemical Co.,Ltd

website:http://www.fortunachem.com

Contact:86-27-59207850

Address:Add: Room 2015, No.2 Building, Kaixin Mansion No.107 Jinqiao Avenue, Wuhan, China

Relevant to this article

Synthesis and structure of a dimeric peralkylated hexaaminobenzene: Hexakis(dimethylamino)hexamethyl-hexaaza[6₃](1,3,5)cyclophane

Doi:10.1002/anie.199706211
(1997)
Photocatalytic and aerobic oxidation of saturated alkanes by a neutral luminescent trans-dioxoosmium(vi) complex [OsO₂(CN)₂(dpphen)]

Doi:10.1039/a700702g
(1997)
Exploitation of differential reactivity of the carbon-chlorine bonds in 1,3-dichloroisoquinoline. Routes to new N,N-chelate ligands and 1,3-disubstituted isoquinolines

Doi:10.1039/a605827b
(1997)
Doi:10.1039/c19670000922
(1967)
Doi:10.1021/ja01618a080
(1955)
Synthesis and antibacterial activity of novel myricetin derivatives containing sulfonylpiperazine

Doi:10.1007/s11696-020-01363-3
(2021)

Article Doi