نتایج جستجو برای: nitro reduction

تعداد نتایج: 503397  

Journal: :Berichte der deutschen chemischen Gesellschaft 1903

Journal: :Journal of Synthetic Organic Chemistry, Japan 1966

2000
Siya Ram Richard E. Ehrenkaufer

Selective and rapid reductLon of nitro compounds is still area of considerable synthetic interestl, particularly when a molecule has several other reducible moieties. Numerous new reagents*-l4 have been developed for reduction of aromatic nitro compounds, however little attention has been paid to the reduction of aliphatic nitro compound&ry,S, which are traditionally reduced by high pressure ca...

Journal: :Journal of Synthetic Organic Chemistry, Japan 1966

2018
Katmerka Tabakovic Ibro Tabakovic

Annelation of the coumarin ring was performed via cathodic reduction of 3-nitrocoumarin derivatives (1-4) by controlled potential. The reduction of 3-nitro-4-aminocoumarin, 1, gave 3,4-diaminocoumaDin, 5, and subsequent treatment with formic acid furnished tlie novel 4H [1] benzopyrano [3,4-b] imidazole-4-on ring system 6. The condensation of 5 with trifluoracetic acid anhydride, acetic acid an...

Journal: :Dalton Transactions 2021

Highly stable DNA-mediated Pt@DNA organosols were prepared by a simple wet chemical method and fruitfully utilized as catalysts for the reduction of aromatic nitro compounds substrates surface-enhanced Raman scattering (SERS) studies.

Journal: :journal of nanostructures 2012
r. fazaeli h. aliyan h. javaherian naghash a. r. massah f. saliminejad

a new efficient and practical method for the room-temperature reduction of aromatic nitro compounds employing feso4. 7h2o, nabh4, h3pw12o40 system in h2o under mild conditions is reported. the method is simple, inexpensive, easily scaled-up and applicable for the large scale preparation of different substituted anilines.

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