Results 41 to 50 of about 12,506 (227)

Theoretical Studies on Mild Steel Corrosion Inhibition by 5-Substituted 1H-Tetrazoles in Acidic Media

International Journal of Electrochemical Science, 2019
In this theoretical study, calculations for the three types of the tetrazole which are 2-(1H-Tetrazole-5-yl)-3-phenylacrylonitrile, 2-(1H-Tetrazole-5-yl)-3-(4-nitrophenylacrylonitrile), and 2-(1H-Tetrazole-5-yl)-3-(4- hydroxyphenyl acrylonitrile) showing
Mahmud Ibrahim Elusta, Murat Alper Başaran, Fatma Kandemirli   +2 more
doaj   +1 more source

The unexpected but predictable tetrazole packing in flexible 1-benzyl-1H-tetrazole

, 2012
The crystal structure of 1-benzyl-1H-tetrazole, C8H8N4, was undertaken to study the geometry and intermolecular interactions of the (1-substituted) 1H-tetrazole moiety.
Deadman, John J., Oquaqa G Uzoh (16196366), Spencer, John, Rex A Palmer (16196363), John Spencer (4461472), Coles, Simon J., Sarah L Price (16196369), Price, Sarah L., Simon J Coles (8381697), Palmer, Rex A., Uzoh, Ogaga G., Hiren Patel (1558834), John J Deadman (16196360), Patel, Hiren, Male, Louise, Louise Male (1335048)   +15 more
core   +1 more source

Crystal structure of methyl 2-[5-(2-hydroxyphenyl)-2H-tetrazol-2-yl]acetate

Acta Crystallographica Section E: Crystallographic Communications, 2017
The title compound, C10H10N4O3, was synthesized by the esterification of hydroxyphenyl tetrazole. There is an intramolecular O—H...N hydrogen bond present involving the hydroxy group and the tetrazole ring.
Seul Gi Lee, Ji Yeon Ryu, Junseong Lee
doaj   +1 more source

Síntese e modificações de derivados heterocíclicos de D-arabinose: potenciais inibidores de glicose-6-fosfato isomerase e de glicosamina-6-fosfato sintase Synthesis and modifications of heterocyclic derivatives of D-arabinose: potential inhibitors of glucose-6-phosphate isomerase and glucosamine-6-phosphate synthase

Química Nova, 2008
The synthesis of -5-(D-arabino-1,2,3,4-tetrahydroxybutyl)tetrazole and -2-(D-arabino-1,2,3,4-tetra-acetoxybutyl)-5-methyl-1,3,4-oxadiazole from D-arabinose is described.
Renato Márcio Ribeiro Viana, Maria Auxiliadora Fontes Prado, Ricardo José Alves   +2 more
doaj   +1 more source

Novel two step synthesis of bis/Mono 1-aryl-1H-tetrazole-5-carboxylic acid

, 2019
Some novel compounds of bis/mono 1-aryl-1H-tetrazole-5-carboxylic acid are synthesized by the hydrolysis of two different synthesized esters, they are ethyl-1-aryl-1H-tetrazole-5-carboxylate and ethyloxo(1-aryl-1H-tetrazol-5-yl)acetate.
Dhanavel Sivakumar (6678965), Sambandam Chandrakumari (6678962), Mannuthusamy Gopalakrishnan (6678971), Haridoss Manikandan (6678968)   +3 more
core   +1 more source

Lanthanoid Complexation by a Tris-Tetrazole-Functionalised Calix[4]arene

, 2016
The synthesis and characterization of 5,11,17,23-tetra-tert-butyl-25-hydroxy-26,27,28-tris(tetrazol-5-ylmethoxy)calix[4]arene is reported. Purification of the macrocycle required the use of preparative HPLC techniques.
D. D'Alessio (23316241), A. Krause-Heuer (23409385), Mark Ogden (23284435), B. Fraser (11985714), A. Sobolev (23330149), B. Skelton (23304295), Massimiliano Massi (23286109)   +6 more
core   +2 more sources

New ecofriendly heterogeneous nano-catalyst for the synthesis of 1-substituted and 5-substituted 1H-tetrazole derivatives

Scientific Reports, 2022
A novel ecofriendly heterogeneous catalyst containing Schiff base coordinated Cu(II) covalently attached to Fe3O4@SiO2 nanoparticles through imidazolium linker [Fe3O4@SiO2-Im(Br)-SB-Cu (II)] was synthesized and characterized by using various techniques ...
Mahboobeh-Sadat Mashhoori, Reza Sandaroos   +1 more
doaj   +1 more source

Unusual behavior in the reactivity of 5-substituted-1H-tetrazoles in a resistively heated microreactor

Beilstein Journal of Organic Chemistry, 2011
The decomposition of 5-benzhydryl-1H-tetrazole in an N-methyl-2-pyrrolidone/acetic acid/water mixture was investigated under a variety of high-temperature reaction conditions.
Bernhard Gutmann, Toma N. Glasnov, Tahseen Razzaq, Walter Goessler, Dominique M. Roberge, C. Oliver Kappe   +5 more
doaj   +1 more source

Synthesis of 1,5-Disubstituted Tetrazoles in Aqueous Micelles at Room Temperature

Molbank, 2021
The ongoing study is a Ugi-azide four-component reaction for the synthesis of 1,5-disubstituted tetrazole(1,5-DST), which involves an aldehyde, different amines, isocyanides, and as azide’s source the Trimethylsilylazide (TMSN3), in water as solvent ...
Mohammed Abdessalam, Madjid Ait Sidhoum, Fatima-Zohra Zradni, Hocine Ilikti   +3 more
doaj   +1 more source

Innovative synthesis of drug-like molecules using tetrazole as core building blocks

Beilstein Journal of Organic Chemistry
Tetrazole is widely utilized as a bioisostere for carboxylic acid in the field of medicinal chemistry and drug development, enhancing the drug-like characteristics of various molecules.
Jingyao Li, Ajay L. Chandgude, Qiang Zheng, Alexander Dömling   +3 more
doaj   +1 more source