Results 21 to 30 of about 15,802 (202)

Ionic Liquid Catalyzed One-Pot Synthesis of 5-(4-Substituted-Phenyl)-1,3,4-Thiadiazole-2-Amines [PDF]

open access: yes, 2022
A highly efficient ionic liquid catalyzed protocol has been investigated for the synthesis of 5-(4-substituted-phenyl)-1,3,4-thiadiazole-2-amine derivatives from the cyclocondensation of diversely substituted aromatic carboxylic acid and ...
Dinesh Lingampalle (14277729)   +3 more
core   +1 more source

Mechanism-based approaches of 1,3,4 thiadiazole scaffolds as potent enzyme inhibitors for cytotoxicity and antiviral activity

open access: yesMedicine in Drug Discovery, 2023
Significant progress in understanding cancer pathogenesis, it remains one of the leading causes of death after cardiovascular diseases. Similarly viral infections have emerged from wildlife or re-emerged, generating serious threats to the global health ...
Davinder Kumar   +6 more
doaj   +1 more source

Synthesis of some Schiff's bases derivatives from aminoazo compounds

open access: yesمجلة بغداد للعلوم, 2007
Reaction of,2- [( 4- amio phenyl ) diazenyl] 1,3,4- thiadiazole -5- thiol (S1) with p- chlorobenzeldehyde,3,4 – dimethoxy benzaldehyde and pyrrol-2- carbonxaldehyde gave -5- [{4-(4-chlorobenzylidene amino) phenyl} diezenyl]-1,3,4- thiadiazole-2- thiol ...
Baghdad Science Journal
doaj   +1 more source

Preparation of some azo compounds by diazotization and coupling of 2- amino -5 – thiol -1,3,4- thiadizaole

open access: yesمجلة بغداد للعلوم, 2015
2- amino -5- thiol-1,3,4- thiadiazole (S1) was prepared by cyclic locking of thiosemicarbazide in the presence of anhydrous sodium carbonate and CS2. diazotization of (S1) compound gave diazonium salt (S2) that reacts with different activated aromatic ...
Baghdad Science Journal
doaj   +1 more source

Synthesis and Characterization of Five, Sevene Heterocyclic Membered Rings

open access: yesمجلة بغداد للعلوم, 2013
New compounds containing heterocyclic units have been synthesized. These compounds include 2-amino 5- phenyl-1,3,4-thiadiazole (1) as starting material to prepare the Schiff bases 2N[3-nitrobenzylidene -2 hydroxy benzylidene and 4-N,N-dimethyl ...
Baghdad Science Journal
doaj   +1 more source

Formula of 4-(5-methyl-1,3,4-thiadiazole-2-yl) benzene-1,3-diol (the C1 compound). [PDF]

open access: yes, 2019
Formula of 4-(5-methyl-1,3,4-thiadiazole-2-yl) benzene-1,3-diol (the C1 compound).
Katarzyna Bonio (7444475)   +7 more
core   +1 more source

Sulfur Bridged Multidentate Ligands Based on (Bi)pyridyl-(Bi)-1,3,4-Thiadiazolyl Conjugates

open access: yesMolecules, 2003
The synthesis of a series of mixed (bi)pyridyl/(bi)1,3,4-thiadiazolyl ligands, derived from the condensation of 2-mercapto-5-methylthio-1,3,4-thiadiazole or 5-mercapto-5'-methylthio-2,2'-bi-1,3,4-thiadiazole with 2,6-bis(chloromethyl)pyridine or 6,6’
M. Teresa Clasadonte   +2 more
doaj   +1 more source

Synthesis of Novel Pyrazolyl-1,3,4-Thiadiazole Analogues [PDF]

open access: yes, 2020
In the present study, we have designed a novel series of pyrazolyl-1,3,4-thiadiazole analogues by accommodating 1,3,4-thiadiazole ring at C - 4 of pyrazole ring with and without an amide linkage; 5-methyl-1,3-diphenyl-N-(5-phenyl-1,3,4-thiadiazol-2-yl ...
Ningaiah, Srikantamurthy   +3 more
core   +1 more source

SYNTHESIS AND ANTIMICROBIAL ACTIVITY OF SOME (2-AMINO-5-THIOL-1, 3, 4-THIADIAZOLE DERIVATIVES

open access: yesمجلة بغداد للعلوم, 2007
Five derivatives of thiadiazole were prepared with aldehydes and alkyl halides, compoundA: 2-amino-5-thiol-1,3,4- thiadiazole, compound B :2-(o-hydroxybenzylidine)amino-5-thiol-1,3,4-thiadiazole, compoundC: 2(2-butan-lidine)amino-5-thiol-1,3,4 ...
Baghdad Science Journal
doaj   +1 more source

Crystal structure and Hirshfeld surface analysis of two organic salts based on 1,3,4-thiadiazole derivatives

open access: yesActa Crystallographica Section E: Crystallographic Communications, 2023
During attempts to achieve interaction between 2-amino-5-ethyl-1,3,4-thiadiazole with oxalyl chloride and 5-mercapto-3-phenyl-1,3,4-thiadiazol-2-thione with various diacid anhydrides, we obtained two co-crystals (organic salts), namely, 2-amino-5-ethyl-1,
Lidiya Izotova   +5 more
doaj   +1 more source

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