A telescoped protocol for the synthesis of new pyrrolo [3,4-d]pyridazinones by cascade reactions

ANRORC rearrangement in tetrahydro-2H-chromenones. Synthesis and structural assignment by NMR, MS, X-ray and DFT calculations of 2-[3(5)-trifluoromethyl-1H-pyrazol-4-yl)arylmethyl]cyclohexenones and derivatives

Chemoselective fluorination of 2-hydroxy-3,4,7,8-tetrahydro-2H-chromen-5(6H)-ones using DAST

Convergent procedure for the synthesis of trifluoromethyl-containing N-(pyridinyl-triazolyl)pyrimidin-2-amines

DAST promotes the synthesis of new 5-(trifluoromethyl)-3-(1,1-difluoroethan-2-yl)-1H-pyrazoles

Facile Synthesis and Structural Characterization by NMR, ESI-MS/MS and DFT Calculations of New (E)-6-[2-Ferrocenylalkylidenehydrazino]nicotinic Hydrazides and Their (E)-Ferrocenyl-pyrazolyl-pyridine Heterocyclic System

General method for dehydration, intramolecular cyclization, and fluorination of trifluoromethyl-1H-pyrazoles using DAST

New 4-fluoroalkyl substituted N-phenylpyrazoles: Synthesis promoted by DAST and multinuclear NMR analysis

New one-pot, efficient, and regioselective method for the synthesis of 3-Trifluoromethyl-1H-1-phenylpyrazoles and alkyl 3-carboxylate analogs

New trifluoromethyl-containing (E)-N′-arylidene-[3-alkyl(aryl/heteroaryl)-4,5-dihydro-1H-pyrazol-1-yl]carbohydrazides: Synthesis, crystal structure and antimicrobial/antioxidant activity

Regiospecific synthesis of 3H-pyrido[2,3-b][1,4]diazepin-4(5H)-onesviahaloform reaction with the isolation ofN3-[3-oxo-4,4,4-trichloroalk-1-en-1-yl]-2,3-diaminopyridine intermediates

Succinic acid dihydrazide: a convenient N,N-double block for the synthesis of symmetrical and non-symmetrical succinyl-bis[5-trifluoro(chloro)methyl-1H-pyrazoles]

Synthesis of new 1,1′-carbonyl-bis[3-aryl(heteroaryl)-5-(trihalomethyl)-1H-pyrazoles] and trifluoromethyl derivatives through ring-opening reactions

Unexpected Metal-Free Fluorination and Oxidation at the C-4 Position of Pyrazoles Promoted by Selectfluor