Results 31 to 40 of about 17,152 (250)

Hybrid-Type Squaramide-Fused Amino Alcohol Organocatalysts for Enantioselective Nitro-Aldol Reaction of Nitromethane with Isatins [PDF]

open access: yes, 2017
A series of new hybrid type squaramide-fused amino alcohol (SFAA) catalysts were synthesized and their catalytic efficiency in enantioselective nitro-aldol reaction of various isatins with nitromethane that afford the chiral 3-substituted 3 ...
CHENNAPURAM Madhu   +8 more
core   +2 more sources

Hypoxia in the Initiation and Progression of Neuroblastoma Tumours [PDF]

open access: yes, 2020
Neuroblastoma is the most frequent extracranial solid tumour in children, causing 10% of all paediatric oncology deaths. It arises in the embryonic neural crest due to an uncontrolled behaviour of sympathetic nervous system progenitors, giving rise to ...
Gómez Muñoz, María Ángeles   +3 more
core   +1 more source

Synthesis and spectroscopic analysis of Schiff Bases of Imesatin and Isatin derivatives

open access: yesJournal of Applied Sciences and Environmental Management, 2016
A series of new Schiff bases of Imesatin and Isatin derivatives which have been previously prepared from the reaction of Hydrazine monohydrate, p-phenylenediamine and 4,4- diaminodiphenylmethane with Isatin were reported.
Olubunmi S. Oguntoye   +5 more
doaj   +1 more source

Simple and Efficient Microwave Assisted N-Alkylation of Isatin

open access: yesMolecules, 2008
We present herein the results of microwave promoted N-alkylations of isatin (1)with different alkyl, benzyl and functionalized alkyl halides. Reactions were carried outunder different conditions, always employing methodologies compatible with MW ...
María Mercedes Blanco   +4 more
doaj   +1 more source

Indigo degradation with purified laccases from Trametes hirsuta and Sclerotium rolfsii [PDF]

open access: yes, 2001
The degradation of the textile dye indigo with purified laccases from the fungi Trametes hirsuta (THL1 and THL2) and Sclerotium rolfsii (SRL1) was studied.
A Kandelbauer   +25 more
core   +1 more source

Isatin: a privileged scaffold for the design of carbonic anhydrase inhibitors

open access: yesJournal of Enzyme Inhibition and Medicinal Chemistry, 2017
The isatin scaffold is the constitutive fragment of several natural and synthetic bioactive molecules. Albeit several benzene sulphonamide-based carbonic anhydrase inhibitors (CAIs) have been reported, only recently isatin benzene sulphonamides have been
Claudia Melis   +9 more
doaj   +1 more source

Cytotoxicity study of some indophenines and isatin derivatives [PDF]

open access: yesBangladesh Journal of Pharmacology, 2008
Eight indophenines were synthesized for the interest of studying biological activity especially for cytotoxicity. The cytotoxicity of some indophenines and some isatin derivatives was studied by the brine shrimp lethality bioassay.
Md. Mahbubul Hoque, Md. Rabiul Islam
doaj   +2 more sources

Development of Novel Isatin-Tethered Quinolines as Anti-Tubercular Agents against Multi and Extensively Drug-Resistant Mycobacterium tuberculosis

open access: yesMolecules, 2022
We describe the design and synthesis of two isatin-tethered quinolines series (Q6a–h and Q8a–h), in connection with our research interest in developing novel isatin-bearing anti-tubercular candidates.
Mohamed A. Abdelrahman   +6 more
doaj   +1 more source

Repeated batch for dye degradation in an airlift bioreactor by laccase entrapped in copper alginate [PDF]

open access: yes, 2017
A repeated batch of synthetic dye decolorization was efficiently demonstrated in a 5 L airlift bioreactor. A laccase from Ganoderma sp. KU-Alk4, degrading commercial aromatic dyes was selected. The crude enzyme extract expressed laccase activity, and was
Chitradon, L.   +7 more
core   +1 more source

COLORING PROPERTIES OF WOOL FABRIC COLORED BY NEW DYESTUFFS - AZOMETHINES [PDF]

open access: yesAnnals of the University of Oradea: Fascicle of Textiles, Leatherwork, 2016
The azomethines have broad applications in food and dyestuff industries, and in analytical chemistry, catalysis and also in the field of agrochemical.
DJORDJEVIC Dragan   +4 more
doaj  

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