Zobrazeno 1 - 10
of 294
pro vyhledávání: '"grindstone"'
Autor:
Ravina Meena, Harshita Sachdeva
Publikováno v:
Chimica Techno Acta, Vol 11, Iss 3 (2024)
Variously substituted methylene bis(3-hydroxy-5,5-dimethyl-2-cyclohexene-1-one) derivatives were synthesized in 83–96% yield by the reaction of substituted benzaldehyde with 5, 5-dimethyl-1, 3-cyclohexanedione in the presence of CuO nanoparticles (
Externí odkaz:
https://doaj.org/article/9c36d83275304c4f98d8136de2596281
Publikováno v:
Journal of Applied Sciences and Environmental Management, Vol 26, Iss 6 (2022)
The study involves the use of periwinkle shell particles as reinforcement in the production of grindstone to meliorate its physical and mechanical properties. The assessment of the properties of the periwinkle shell reinforced concrete grindstone sho
Externí odkaz:
https://doaj.org/article/e9f8497b2f424397914ece5bbeb72945
Publikováno v:
Journal of Infection and Public Health, Vol 14, Iss 4, Pp 533-542 (2021)
Background: This work is development of new molecules of isoniazid derivatives as dealing with potential of antimicrobial activity against clinical pathogens causing infectious disease. Antimicrobial of novel Mannich base derivatives can be achieved
Externí odkaz:
https://doaj.org/article/0454007d56524c398c04106622e450b7
Publikováno v:
Drug Design, Development and Therapy, Vol Volume 15, Pp 787-802 (2021)
Arunadevi Mani,1 Anis Ahamed,2 Daoud Ali,3 Saud Alarifi,3 Idhayadhulla Akbar1 1Research Department of Chemistry, Nehru Memorial College (Affiliated to Bharathidasan University), Puthanampatti -621007, Tiruchirappalli District, Tamil Nadu, India; 2Dep
Externí odkaz:
https://doaj.org/article/556b9249a9b34ac7b1be43979eeac6a0
Autor:
Brown, Joe David
Publikováno v:
Saturday Evening Post. 3/2/1946, Vol. 218 Issue 35, p21-91. 5p.
Publikováno v:
Heterocyclic Communications, Vol 25, Iss 1, Pp 152-156 (2019)
A green method has been developed for the synthesis of N-arylsulfonylhydrazones via a simple grindstone procedure. By grinding mixtures of benzensulfonyl hydrazides and a series of aryl aldehydes or ketones in the mortar using L-tyrosine as catalyst,
Externí odkaz:
https://doaj.org/article/7d56d1f61d294df083e3f466bf1f4d7f
Akademický článek
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Publikováno v:
Molecules, Vol 27, Iss 2, p 342 (2022)
A new series of 1,3,4-thiadiazoles was synthesized by the reaction of methyl 2-(4-hydroxy-3-methoxybenzylidene) hydrazine-1-carbodithioate (2) with selected derivatives of hydrazonoyl halide by grinding method at room temperature. The chemical struct
Externí odkaz:
https://doaj.org/article/7d0f033fadbf428aa6d155dbc69a6105
Autor:
Mohammed Al-Zharani, Mohammed S. Al-Eissa, Hassan A. Rudayni, Daoud Ali, Saud Alarifi, Radhakrishnan Surendrakumar, Akbar Idhayadhulla
Publikováno v:
Agronomy, Vol 11, Iss 11, p 2342 (2021)
A grindstone method based on Mannich condensation was used to synthesize geranylacetone derivatives (1a–1f). The method showed a high yield under milder reaction conditions. Analyses of the synthesized compounds were carried out by FTIR, 1H, 13C NM
Externí odkaz:
https://doaj.org/article/ee84f99908324848ab0c5d3ea423517f
Autor:
L.F.F.
Publikováno v:
Black Film Review. 1994, Vol. 8 Issue 1, p4. 2p. 3 Black and White Photographs.