One-pot synthesis of tetrasubstituted pyrazoles - Proof of regiochemistry

DOI: 10.1039/P19960001545

Source and publish data:

Journal of the Chemical Society. Perkin transactions I p. 1545 - 1552 (1996)

Update date:2022-09-26

Topics:

Authors:

Hanefeld, Ulf

Rees, Charles W.

White, Andrew J. P.

Williams, David J.

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

Article abstract of DOI:10.1039/P19960001545

1-Alkyl-5-amino-3-aryl-4-cyanopyrazoles, useful intermediates for fused heterocyclic systems, are synthesised by a one-pot three-step procedure from acid chlorides, malononitrile and alkylhydrazines. The regiochemistry of the hydrazine incorporation was p

Full text of DOI:10.1039/P19960001545

View Article Online / Journal Homepage / Table of Contents for this issue

View Article Online

Products guided by the article

Product name:5-AMINO-1-(TERT-BUTYL)-3-(4-CHLOROPHENYL)-1H-PYRAZOLE-4-CARBONITRILE

Cas No:180903-14-4

R&D Labs maybe for 180903-14-4

Zhushan County Tianxin Pharmaceutical & Chemical Co., Ltd.

Contact:0086-719-4224892

Address:Tutang Road, Chengguan Town, Zhushan County, Hubei Province
Tocopharm Co., Ltd.

Contact:+86-021-6989-5597

Address:No.80 Yichuan Rd., Putuo District,Shanghai,P.R.China
YingYing Pharmaceutical Co.,Ltd

Contact:86-18854126208

Address:55#, yingxiongshan road
Purestar Chem Enterprise Co.,Ltd

website:http://www.purestarchem.com

Contact:05722157374

Address:no235.huanchengdong Rd
Yancheng Creator Chemical Co., Ltd

Contact:0086-515-88710008 88710068 88710858 88710868

Address:No.21 Renming Road, Longgang Town, Yandu County,Yancheng City

Relevant to this article

Complementary selectivity in the alkylation of chiral bicyclic lactam enolates

Doi:10.1021/jo960852a
(1996)
Multifunctional 2- and 3-Fluoropyrroles

Doi:10.1002/ejoc.201900185
(2019)
Regiodivergent Hydroborative Ring Opening of Epoxides via Selective C-O Bond Activation

Doi:10.1021/jacs.0c05917
(2020)
1,2-Bis(dimethylamino)-3,4,5-triphenyl-3,4,5-triphosphal-1,2-diborolane and 1,2-bis(dimethylamino)-3,4,5,6-tetra-rbutyl-3,4,5,6-tetraphospha-1,2-diborine: Synthesis and structure as well as calculations on the molecular structure

Doi:10.1002/zaac.19966220906
(1996)
Diels-Alder reactions of methyl N-p-methoxybenzensulfonylindole-2-(2-propenoate), a convenient dienophile towards the synthesis of andranginine

Doi:10.1016/0040-4020(96)00655-2
(1996)
Palladium catalysed tandem cyclisation - Anion capture processes. Part 2. Cyclisation onto alkynes or allenes with hydride capture

Doi:10.1016/0040-4020(96)00638-2
(1996)

Article Doi