Results 61 to 70 of about 5,516 (162)

N′-[(1E)-(5-Nitrofuran-2-yl)methylidene]thiophene-2-carbohydrazide: crystal structure and Hirshfeld surface analysis

Acta Crystallographica Section E: Crystallographic Communications, 2016
In the title carbohydrazide, C10H7N3O4S, the dihedral angle between the terminal five-membered rings is 27.4 (2)°, with these lying to the same side of the plane through the central CN2C(=O) atoms (r.m.s.
Laura N. F. Cardoso, Thais C. M. Nogueira, James L. Wardell, Solange M. S. V. Wardell, Marcus V. N. de Souza, Mukesh M. Jotani, Edward R. T. Tiekink   +6 more
doaj   +1 more source

Crystal structure and Hirshfeld surface analysis of 3,4-dihydro-2H-anthra[1,2-b][1,4]dioxepine-8,13-dione

Acta Crystallographica Section E: Crystallographic Communications, 2020
The title compound, C17H12O4, was synthesized from the dye alizarin. The dihedral angle between the mean plane of the anthraquinone ring system (r.m.s. deviation = 0.039 Å) and the dioxepine ring is 16.29 (8)°. In the crystal, the molecules are linked by
Sofia Zazouli, Mohammed Chigr, Ahmed Jouaiti, Nathalie Kyritsakas, El Mostafa Ketatni   +4 more
doaj   +1 more source

Crystal structure and Hirshfeld surface analysis of 5-hydroxypentanehydrazide

Acta Crystallographica Section E Crystallographic Communications
Carboxyhydrazides are widely used in medicinal chemistry because of their medicinal properties and many drugs have been developed containing this functional group. A suitable intermediate to obtain potential hydrazide drug candidates is the title compound 5-hydroxypentanehydrazide, C5H12N2O2 (1).
Guilherme Augusto Justen, José Severiano Carneiro Neto, Francielli Sousa Santana, Maria Leiriane Batistel Ribas, Felipe Gomes da Silva de Paula, Priscila Paola Dario, Marcelo Gonçalves Montes D'Oca   +6 more
openaire   +3 more sources

Crystal structure and Hirshfeld surface analysis of (E)-2-{[(2-iodophenyl)imino]methyl}-6-methylphenol

Acta Crystallographica Section E: Crystallographic Communications, 2020
The title compound, C14H12INO, was synthesized by condensation of 2-hydroxy-3-methylbenzaldehyde and 2-iodoaniline, and crystallizes in the orthorhombic space group P212121.
Sevgi Kansiz, Tuggan Agar, Necmi Dege, Onur Erman Dogan, Ruby Ahmed, Eiad Saif   +5 more
doaj   +1 more source

Crystal structure and Hirshfeld surface analysis of novel pyrazole derivatives [PDF]

Acta Crystallographica Section A Foundations and Advances, 2017
New pyrozole derivatives, 3-(benzo[d][1,3]dioxol-5-yl)-5-(3-methylthiophen-2-yl)-4,5-dihydro-1H-pyrazole-1-carboxamide (I) and 3-(benzo[d][1,3]dioxol-5-yl)-5-(3-methylthiophen-2-yl)-4,5-dihydro-1H-pyrazole-1-carbothioamide (II) are synthesized. These compounds were characterized using elemental analyses, ¹H NMR, ¹³C NMR and mass spectral studies ...
Karthik Kumara, S. Naveen, N. K. Lokanath   +2 more
openaire   +1 more source

Crystal structure and Hirshfeld surface analysis of 2-picolyllithium·3thf

Acta Crystallographica Section E Crystallographic Communications
In the title compound, (2-methylidene-1,2-dihydropyridinium-κN)tris(tetrahydrofuran-κO)lithium, [Li(C6H6N)(C4H8O)3], the lithium ion adopts a distorted LiNO3 tetrahedral coordination geometry and the 2-picolyl anion adopts its enamido form with the lithium ion lying close to the plane of the pyridine ring. A methylene group of one of the thf ligands is
Tristan Mairath, Annika Schmidt, Carsten Strohmann   +2 more
openaire   +3 more sources

Bis[S-benzyl 3-(furan-2-ylmethylidene)dithiocarbazato-κ2N3,S]copper(II): crystal structure and Hirshfeld surface analysis

Acta Crystallographica Section E: Crystallographic Communications, 2019
The title CuII complex, [Cu(C13H11N2OS2)2], features a trans-N2S2 donor set as a result of the CuII atom being located on a crystallographic centre of inversion and being coordinated by thiolate-S and imine-N atoms derived from two dithiocarbazate anions.
Enis Nadia Md Yusof, Nazhirah Muhammad Nasri, Thahira B. S. A. Ravoof, Mukesh M. Jotani, Edward R. T. Tiekink   +4 more
doaj   +1 more source

Crystal structure and Hirshfeld surface analysis of N-(tert-butyl)-2-(phenylethynyl)imidazo[1,2-a]pyridin-3-amine

Acta Crystallographica Section E: Crystallographic Communications, 2019
The bicyclic imidazo[1,2-a]pyridine core of the title compound, C19H19N3, is relatively planar with an r.m.s. deviation of 0.040 Å. The phenyl ring is inclined to the mean plane of the imidazo[1,2-a]pyridine unit by 18.2 (1)°.
Zahira Tber, Sevgi Kansiz, Mohamed El Hafi, Mohamed Loubidi, Jabrane Jouha, Necmi Dege, El Mokhtar Essassi, Joel T. Mague   +7 more
doaj   +1 more source

Ethyl 2-cyano-2-(1,3-dithiepan-2-ylidene)acetate

IUCrData
In the title compound, C10H13NO2S2, the seven-membered 1,3-dithiepane ring adopts a distorted chair conformation. In the extended structure, inversion dimers linked by pairwise C—H...O hydrogen bonds generate R22(14) loops.
Ahmed Benmilat, Hazem Bouraoui, Souheyla Chetioui, Noudjoud Hamdouni, Ali Boudjada   +4 more
doaj   +1 more source

Crystal structure and Hirshfeld surface analysis of 1-[2-(2-chloroethoxy)ethyl]-2-methyl-4-nitro-1H-imidazole

Acta Crystallographica Section E: Crystallographic Communications
Imidazoles are a widely studied class of heterocyclic compounds with significant biological and pharmacological relevance, including applications as fungicides, herbicides, and therapeutic agents.
Thaluru M. Mohan Kumar, Papegowda Bhavya, Besagarahally L. Bhaskar, Holehundi J. Shankara Prasad, Hemmige S. Yathirajan, Sean Parkin   +5 more
doaj   +1 more source