RING TRANSFORMATION REACTION OF 1,2,4,5-TETRAZINES TO 4-AMINOPYRAZOLES BY CYANOTRIMETHYLSILANE

DOI: 10.1016/S0040-4039(00)96064-7

Source and publish data:

Tetrahedron Letters p. 2139 - 2142 (1987)

Update date:2022-08-03

Topics:

Authors:

Takahashi, Masahiko

Kikuchi, Hiroyasu

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

Article abstract of DOI:10.1016/S0040-4039(00)96064-7

3,6-Disubstituted 1,2,4,5-tetrazines reacted with cyanotrimethylsilane in toluene or xylene to give 3,5-disubstituted 4-amino-3-cyano-3H-pyrazole, 4-amino-1-arylmethyl-1H-pyrazoles, or 4-amino-1H-pyrazole.

Full text of DOI:10.1016/S0040-4039(00)96064-7

Products guided by the article

Product name:1-(4-Methyl-benzyl)-3,5-di-pyridin-4-yl-1H-pyrazol-4-ylamine

Cas No:112394-09-9

R&D Labs maybe for 112394-09-9

Jinan Jinguilin Chemical Co.,Ltd

Contact:+86-531-81188412

Address:3rd floor of Torch Building, Huanyuan Rd, City of Jinan
Suzhou BEC Fine Chemicals Co., Ltd.

website:http://www.bek.com.cn

Contact:0512-68095917　 18913193865

Address:6, Jin Shan Road, Suzhou New District, 215011 China Suzhou Nations Pharmaceutical Innovation Center Inside
Rizhao Lanxing Chemical Indusrial Co.,Ltd

Contact:86-633-2616708

Address:NO.15 West road Shenglan, Lanshan district, Rizhao City
Jiangxi Dongxu Chemical Science & Technology Co.,Ltd

Contact:+86-791-86899381

Address:Nanchang, Jiangxi, China
JiYi Chemical (Beijing) Co., Ltd.

Contact:+86-10-89385733

Address:Shilou Town of Fangshan District， Beijing

Relevant to this article

Synthesis and evaluation of¹⁸F-labeled 2-phenylbenzothiazoles as positron emission tomography imaging agents for amyloid plaques in alzheimer's disease

Doi:10.1021/jm8013376
(2009)
Lithium diisopropylamide-mediated ortholithiations: Lithium chloride catalysis

Doi:10.1021/jo802713y
(2009)
Unexpected C-N bond formation via Smiles rearrangement: One pot synthesis of N -arylated coumarin/pyran derivatives

Doi:10.1039/c8nj02109k
(2018)
Generation of carbamoyl- and thiocarbamoyllithium synthons having a hydrogen(s) or an aryl group on the nitrogen and their trapping with carbonyl electrophiles

Doi:10.1021/ja065078f
(2006)
Synthesis and biological evaluation of RON-neoglycosides as tumor cytotoxins

Doi:10.1016/j.carres.2011.09.019
(2011)
Synthesis and properties of lanthanide complexes with tetrapyrazinoporphyrazine and its substituted derivatives

Doi:10.1134/S1070363207110175
(2007)

Article Doi