Results 21 to 30 of about 3,074,550 (258)

Chemical Weapons: History of the Study of Organophosphorus Toxic Agents Abroad

Вестник войск РХБ защиты, 2023
Organophosphorus compounds occupy a unique positon among all chemical warfare agents (CWA's). Since the 1930-s their high toxicity, wide range of physical-chemical properties and complex action attracted close attention of foreign military experts.
I. A. Nelga, I. V. Medvetsky, A. V. Zlobin, S. V. Tretyakov, A. V. Sherstyuk, I. V. Kostyuchenko   +5 more
doaj   +1 more source

Organophosphorus Compounds at 80: Some Old and New Issues. [PDF]

Toxicol Sci, 2018
Costa LG.
europepmc   +2 more sources

Development of a Larval Zebrafish Model for Acute Organophosphorus Nerve Agent and Pesticide Exposure and Therapeutic Evaluation

Toxics, 2020
Organophosphorus compound exposure remains a present threat through agricultural accidents, warfare, or terrorist activity. The primary mechanism of organophosphorus toxicity is through inhibition of the enzyme acetylcholinesterase, with current ...
Jeffrey A. Koenig, Cindy Acon Chen, Tsung-Ming Shih   +2 more
doaj   +1 more source

Chemistry, Metabolism and Neurotoxicity of Organophosphorus Insecticides: A Review [PDF]

Nature Environment and Pollution Technology, 2023
Organophosphorus compounds (OPs) are phosphoric acid derivatives represented by the formula (R2XP=O/S), R as organic groups; however, they need not contain a direct carbon-phosphorus bond.
Ashutosh Singh, Abhishek Singh, Akhilesh Singh, Priti Singh, Vivek Singh, Yogender Singh, Hardeep Singh Tuli, Hadi Sajid Abdulabbas and Abhishek Chauhan
doaj   +1 more source

Organophosphorus Nerve Agents: Types, Toxicity, and Treatments

Journal of Toxicology, 2020
Organophosphorus compounds are extensively used worldwide as pesticides which cause great hazards to human health. Nerve agents, a subcategory of the organophosphorus compounds, have been produced and used during wars, and they have also been used in ...
Sudisha Mukherjee, Rinkoo Devi Gupta
doaj   +1 more source

Design, synthesis, in silico studies and in vitro evaluation of isatin-pyridine oximes hybrids as novel acetylcholinesterase reactivators

Journal of Enzyme Inhibition and Medicinal Chemistry, 2021
Organophosphorus poisoning caused by some pesticides and nerve agents is a life-threating condition that must be swiftly addressed to avoid casualties. Despite the availability of medical countermeasures, the clinically available compounds lack a broad ...
Daniel A. S. Kitagawa, Rafael B. Rodrigues, Thiago N. Silva, Wellington V. dos Santos, Vinicius C. V. da Rocha, Joyce S. F. D. de Almeida, Leandro B. Bernardo, Taynara Carvalho-Silva, Cintia N. Ferreira, Angelo A. T. da Silva, Alessandro B. C. Simas, Eugenie Nepovimova, Kamil Kuča, Tanos C. C. França, Samir F. de A. Cavalcante   +14 more
doaj   +1 more source

Organocatalytic asymmetric synthesis of P-stereogenic molecules

Frontiers in Chemistry, 2023
P-chirality broadly appears in natural and synthetic functional molecules. The catalytic synthesis of organophosphorus compounds bearing P-stereogenic centers is still challenging, due to the lack of efficient catalytic systems.
Junyang Liu, Junyang Liu, Hang Chen, Min Wang, Wangjin He, Jia-Lei Yan   +5 more
doaj   +1 more source

Chemistry of Phosphorylated Formaldehyde Derivatives. Part I

Molecules, 2014
The underinvestigated derivatives of unstable phosphorylated formaldehyde acetals and some of the structurally related compounds, such as thioacetals, aminonitriles, aminomethylphosphinoyl compounds, are considered.
Vasily P. Morgalyuk
doaj   +1 more source

Flame Retardant Compounds for Epoxy Resins: A Review [PDF]

علوم و تکنولوژی پلیمر, 2021
Epoxy resins are widely used as encapsulating materials in the electronic and electrical industries, transportation, coatings, adhesives, and advanced composite matrices owing to their excellent heat, moisture and chemical resistance, high tensile ...
Jamshid Kamalipour, Mohammad Hosain Beheshty, Mohamad Jalaledin Zohuriaan-Mehr   +2 more
doaj   +1 more source

Compostos organofosforados pentavalentes: histórico, métodos sintéticos de preparação e aplicações como inseticidas e agentes antitumorais Organophosphorus pentavalent compounds: history, synthetic methods of preparation and application as insecticides and antitumor agents

Química Nova, 2007
This paper is a review of the history, synthesis and application of organophosphorus compounds, especially of those of pentavalent phosphorus, such as phosphoramidates, phosphorothioates, phosphonates and phosphonic acids with insecticide and anticancer ...
Viviane Martins Rebello dos Santos, Claudio Luis Donnici, João Batista Neves DaCosta, Janaína Marques Rodrigues Caixeiro   +3 more
doaj   +1 more source