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chemistry, organic (100) 100
chemistry (39) 39
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ylides (14) 14
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Journal of Organic Chemistry, ISSN 0022-3263, 08/2010, Volume 75, Issue 15, pp. 5211 - 5215
Cycloaddition of dibenzoxazepinium ylides to acetylene carboxylates leads to cis-3-aryl-3,13b-dihydrodibenzo[b,f]pyrrolo[1,2-d][1,4]oxazepinecarboxylates,... 
FLUOROCARBENE | DIFLUORO | MOLECULAR RECOGNITION | IMINES | 1,3-DIPOLAR CYCLOADDITION | CHEMISTRY, ORGANIC | GENERATION | SUBSTITUTED AZOMETHINE YLIDES
Journal Article
Organic and Biomolecular Chemistry, ISSN 1477-0520, 05/2011, Volume 9, Issue 10, pp. 3886 - 3895
An effective approach to azepino-fused heterocycles is described. trans-1-Aryl-7,11b-dihydro-1H-azirino[1,2-a]dibenzo[c,f]azepines were synthesised via a... 
FLUOROCARBENE | DIFLUORO | 2H-AZIRINES | LEWIS-ACID | 1,3-DIPOLAR CYCLOADDITION | AZOMETHINE YLIDES | CHEMISTRY | CHEMISTRY, ORGANIC | GENERATION | DERIVATIVES | TRANSFORMATIONS | Models, Molecular | Pyrroles - chemistry | Dibenzazepines - chemistry | Azepines - chemistry | Molecular Conformation | Oxazepines - chemistry
Journal Article
Tetrahedron, ISSN 0040-4020, 07/2017, Volume 73, Issue 27-28, pp. 3939 - 3948
A high-yielding procedure for the synthesis of 5-aryl-4-(arylethynyl)pyrimidines from easily available 2-aryl-3-hydroxyacrylates is reported. These pyrimidines... 
Pyrimidines | Cyclization | Benzo[f]quinazolines | Homogeneous catalysis | Alkynes | CONVENIENT SYNTHESIS | THYMIDYLATE SYNTHASE | Benzo[f]qnuinazolines | COMPLEXES | CHEMISTRY, ORGANIC | IPSO-CYCLIZATION | METAL-CATALYZED CYCLOISOMERIZATION | RADICAL CYCLIZATION | BENZOQUINAZOLINE INHIBITORS | SYNTHESIZE | DERIVATIVES
Journal Article
Synlett, ISSN 0936-5214, 01/2019, Volume 30, Issue 2, pp. 161 - 166
Abstract The Nicholas-type macrocyclization through NH-tosyl functional group has been found to be an efficient technique for the synthesis of a 10-membered... 
letter | iodocyclization | Nicholas reaction | benzothiophene | Bergman cyclization | alkyne | pBR322 plasmid | enediyne | ELECTROPHILIC CYCLIZATION | DESIGN | ACTIVATION | COMPLEXES | CHEMISTRY, ORGANIC | ALPHA-FOLATE RECEPTOR | SUBSTITUTED CYCLIC ENEDIYNES | INTRAMOLECULAR NICHOLAS | RING | THERMAL REACTIVITY
Journal Article
Beilstein Journal of Organic Chemistry, ISSN 1860-5397, 11/2016, Volume 12, Issue 1, pp. 2563 - 2569
2-(Alkyl(aryl)amino) thiazol- 4(5H)-ones can regioselectively be prepared from monoalkyl(aryl)thioureas and maleimides. In solution, the former heterocycles... 
Tautomerism | Thiazolidinones | Regioselectivity | Thioureas | Maleimides | regioselectivity | tautomerism | 4-THIAZOLIDINONES | ACID | THIAZOLIDINE | CHEMISTRY, ORGANIC | thiazolidinones | thioureas | ANHYDRIDE | maleimides
Journal Article
The Journal of Organic Chemistry, ISSN 0022-3263, 12/2017, Volume 82, Issue 24, pp. 13396 - 13404
An efficient two-step procedure “imine formation/azirine–carbenoid coupling” has been developed for the preparation of 1,2-dihydropyrimidines from... 
CONVENIENT ROUTE | REARRANGEMENT | POTENT | 2H-AZIRINES | 1,2,3-TRIAZOLES | 2H-1,4-OXAZINES | CHEMISTRY, ORGANIC | CALCIUM-CHANNEL BLOCKERS | ACID-ESTERS | 3+2 CYCLOADDITION | 2H-1,3-OXAZINES | Usage | Amines | Chemical properties | Catalysis | Rhodium
Journal Article
The Journal of Organic Chemistry, ISSN 0022-3263, 08/2010, Volume 75, Issue 15, pp. 5211 - 5215
Cycloaddition of dibenzoxazepinium ylides to acetylene carboxylates leads to cis-3-aryl-3,13b-dihydrodibenzo[b,f]pyrrolo[1,2-d][1,4]oxazepinecarboxylates,... 
Spectrometry, Mass, Electrospray Ionization | Cyclization | Magnetic Resonance Spectroscopy | Acetylene - chemistry | Stereoisomerism | Molecular Conformation | Fullerenes - chemistry | Oxazepines - chemistry
Journal Article
CHEMISTRY OF HETEROCYCLIC COMPOUNDS, ISSN 0009-3122, 12/2019, Volume 55, Issue 12, pp. 1185 - 1189
A one-pot method for the synthesis of 3-(pyridin-2-yl)-2,3-dihydroazetes was developed on the basis of Rh-2(esp)(2)-catalyzed reaction of diazoesters with... 
2H-azirines | CHEMISTRY, ORGANIC | carbenoids | catalysis | diazo compounds | electrocyclization | dihydroazetes | DERIVATIVES
Journal Article
The Journal of Organic Chemistry, ISSN 0022-3263, 01/2017, Volume 82, Issue 1, pp. 256 - 268
4-Aminopyrrole-3-carboxylates and pyrazine-2-carboxylates were synthesized from 5-alkoxyisoxazoles and 1-sulfonyl-1,2,3-triazoles by tuning the Rh­(II)... 
TRANSFORMATION | FACILE SYNTHESIS | 2H-AZIRINES | AZAVINYLCARBENE | RING-EXPANSION | CHEMISTRY, ORGANIC | TRANSANNULATION | PYRIDINES | 3+2 CYCLOADDITION | N-SULFONYL-1,2,3-TRIAZOLES | 2H-1,3-OXAZINES | Usage | Amino compounds | Pyridazine | Chemical reactions | Chemical properties | Catalysis | Electric properties
Journal Article
The Journal of Organic Chemistry, ISSN 0022-3263, 11/2018, Volume 83, Issue 22, pp. 14146 - 14151
The diastereospecific and highly site-selective cycloaddition of N-arylazomethine ylides generated in situ from diethyl N-arylaziridine-2,3-dicarboxylates to... 
Journal Article
Journal of Organic Chemistry, ISSN 0022-3263, 08/2018, Volume 83, Issue 15, pp. 8304 - 8314
A synthesis of 2-diazoacetyl-2 H-azirines was developed starting from 2 H-azirine-2-carbonyl chlorides, generated by Fe(II)-catalyzed isomerization of... 
Journal Article
The Journal of Organic Chemistry, ISSN 0022-3263, 08/2018, Volume 83, Issue 16, pp. 9210 - 9219
A high yield synthesis of 1,2-dihydropyrimidines by the Rh­(II)-catalyzed reaction of diazocarbonyl compounds with 1,4-di- and 1,4,5-trisubstituted pyrazoles... 
PYRIDINIUM | REARRANGEMENT | ISOXAZOLES | ONE-POT SYNTHESIS | BUILDING-BLOCKS | CHEMISTRY, ORGANIC | DIAZO-COMPOUNDS | DERIVATIVES | C-H BONDS | 3+2 CYCLOADDITION | N-YLIDES
Journal Article
Advanced Synthesis & Catalysis, ISSN 1615-4150, 07/2019, Volume 361, Issue 14, pp. 3359 - 3372
Journal Article
Journal of Organic Chemistry, ISSN 0022-3263, 08/2011, Volume 76, Issue 15, pp. 6218 - 6229
Journal Article
Tetrahedron, ISSN 0040-4020, 05/2019, Volume 75, Issue 18, pp. 2555 - 2624
2H-Azirines are versatile building blocks for the preparation of various nitrogen-containing heterocycles. Seven years ago the comprehensive review on azirine... 
Catalysis | Nitrogen heterocycles | Azirines | Ring expansion | INTERMOLECULAR NITRENE TRANSFER | CATALYZED CASCADE CYCLIZATION | ONE-POT SYNTHESIS | RING-EXPANSION | KETO VINYL AZIDES | CHEMISTRY, ORGANIC | BOND FORMATION | C-H FUNCTIONALIZATION | DIELS-ALDER CYCLOADDITIONS | ALPHA-AZIDOCHALCONES | STEREOSELECTIVE-SYNTHESIS
Journal Article