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Unprecedented synthesis of a 14-membered hexaazamacrocycle

Beilstein journal of organic chemistry, 2023, Vol.19 (1), p.1728-1740

2023

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A general and stereoselective approach to 14-membered cyclic bis-semicarbazones involving BF3-catalyzed amidoalkylation of 2-(trimethylsilyloxy)propene

Organic & biomolecular chemistry, 2022-06, Vol.20 (22), p.4569-4588

2022

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A general and stereoselective approach to 14-membered cyclic bis-semicarbazones involving BF 3 -catalyzed amidoalkylation of 2-(trimethylsilyloxy)propene

Organic & biomolecular chemistry, 2022-06, Vol.20 (22), p.4569-4588

2022

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Different Modes of Acid-Promoted Cyclooligomerization of 4‑(4-Thiosemicarbazido)butan-2-one Hydrazone: 14-Membered versus 28-Membered Polyazamacrocycle Formation

Journal of organic chemistry, 2022-12, Vol.87 (23), p.15722-15731

2022

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Nucleophile-Mediated Ring Expansion of 5‑Acyl-substituted 4‑Mesyloxymethyl-1,2,3,4-tetrahydropyrimidin-2-ones in the Synthesis of 7‑Membered Analogues of Biginelli Compounds and Related Heterocycles

Journal of organic chemistry, 2017-08, Vol.82 (15), p.8085-8110

2017

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Synthesis of γ‑Azido-β-ureido Ketones and Their Transformation into Functionalized Pyrrolines and Pyrroles via Staudinger/aza-Wittig Reaction

Journal of organic chemistry, 2013-02, Vol.78 (3), p.1190-1207

2013

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Ring-chain isomerism of aldehyde 2-alkylsemicarbazones: experimental and theoretical studies. Novel semicarbazone-based synthesis of 2-alkyl-2,4-dihydro-3H-1,2,4-triazol-3-ones

Chemistry of heterocyclic compounds (New York, N.Y. 1965), 2023-12, Vol.59 (11-12), p.758-768

2023

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A new approach to the pyrrolo[3,4-d] pyrimidine system via tandem Staudinger/aza-Wittig reaction of 5-acyl-4-azidomethyl-3,4-dihydropyrimidin-2(1H)-ones

Chemistry of heterocyclic compounds (New York, N.Y. 1965), 2023-12, Vol.59 (11-12), p.793-798

2023

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A novel access to pyrido[4,3-d]pyrimidine scaffold via Staudinger/intramolecular aza-Wittig reaction of 5-acyl-4-(β-azidoalkyl)-1,2,3,4-tetrahydropyrimidin-2-ones

Tetrahedron, 2014-09, Vol.70 (35), p.5398-5414

2014

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Triapine Analogues and Their Copper(II) Complexes: Synthesis, Characterization, Solution Speciation, Redox Activity, Cytotoxicity, and mR2 RNR Inhibition

Inorganic chemistry, 2021-08, Vol.60 (15), p.11297-11319

2021

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Base-promoted ring expansion of 3-aminopyrimidine-2-thiones into 1,2,4-triazepine-3-thiones

Tetrahedron, 2016-05, Vol.72 (20), p.2560-2573

2016

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A convenient stereoselective access to novel 1,2,4-triazepan-3-ones/thiones via reduction or reductive alkylation of 7-membered cyclic semicarbazones and thiosemicarbazones

Organic & biomolecular chemistry, 2018-11, Vol.16 (43), p.8072-8089

2018

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A new straightforward approach to 3-(arylideneamino)hydantoins

Chemistry of heterocyclic compounds (New York, N.Y. 1965), 2020-12, Vol.56 (12), p.1535-1541

2020

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A General Approach to 4-unsubstituted and 4-alkyl-substituted 5-acyl-1,2,3,4-tetrahydropyrimidine-2-thiones(ones) via α-(thio)ureidoalkylation of 1,3-diketones or β-oxoesters

Chemistry of heterocyclic compounds (New York, N.Y. 1965), 2022, Vol.58 (12), p.695-711

2022

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Synthesis of functionalized pyridine derivatives by an amidoalkylation/Staudinger/aza-Wittig sequence

Tetrahedron letters, 2012-11, Vol.53 (46), p.6261-6264

2012

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Nucleophile-mediated ring expansion of 4-chloromethyl- and 4-mesyloxymethyl-5-tosyl-1,2,3,4-tetrahydropyrimidin-2-ones to 6-tosyl-2,3,4,5-tetrahydro-1H-1,3-diazepin-2-ones: effect of the leaving group and the substituent at C6

Tetrahedron, 2011-09, Vol.67 (36), p.6876-6882

2011

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Synthesis of functionalized tetrahydro-1,3-diazepin-2-ones and 1-carbamoyl-1H-pyrroles via ring expansion and ring expansion/ring contraction of tetrahydropyrimidines

Organic & biomolecular chemistry, 2012-01, Vol.10 (2), p.447-462

2012

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A New Convenient Synthesis of 5-Acyl-1,2,3,4-tetrahydropyrimidine-2-thiones/ones

Molecules (Basel, Switzerland), 1998-03, Vol.3 (8), p.100-106

1998

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4-Hydroxy-4-methyl-5-tosylhexahydropyrimidin-2-imines: synthesis and different dehydration pathways

Tetrahedron, 2011-09, Vol.67 (36), p.6883-6888

2011

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N2-Alkylation of semicarbazones. A general and efficient protocol for the synthesis of 2-alkylsemicarbazides from semicarbazide

ARKIVOC free online journal of organic chemistry, 2019-01, Vol.2019 (2), p.176-189

2019

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New approach to 5-arylsulfonyl-substituted 1,2-dihydropyrimidin-2-ones via base-induced chloroform elimination from 4-trichloromethyl-1,2,3,4-tetrahydropyrimidin-2-ones

Tetrahedron, 2010-08, Vol.66 (35), p.7219-7226

2010

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A general and stereoselective approach to 14-membered cyclic bis-semicarbazones involving BF-catalyzed amidoalkylation of 2-(trimethylsilyloxy)propene

Organic & biomolecular chemistry, 2022-06, Vol.2 (22), p.4569-4588

2022

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Different pathways in the reaction of N-(tosylmethyl)-substituted ureas, thioureas, and N′-cyanoguanidines with sodium cyanide. Synthesis of α-ureido nitriles, α-ureido amides, and hydantoin imino derivatives

Tetrahedron, 2020-10, Vol.76 (40), p.131340, Article 131340

2020

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Reaction of enamines with semicarbazone-based amidoalkylating reagents: A straightforward synthesis of annulated 1-aminopyrimidin-2-one derivatives

Tetrahedron letters, 2021-03, Vol.66, p.152826, Article 152826

2021

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Unexpected pathway of the reaction of N-[(β-halogeno-α-tosyl)alkyl]ureas with β-oxoester enolates. Synthesis of ethyl 5-ureido-4,5-dihydrofuran-3-carboxylates and N-carbamoylpyrrole-3-carboxylates

Tetrahedron letters, 2011-01, Vol.52 (1), p.88-91

2011

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Unprecedented synthesis of a 14-membered hexaazamacrocycle

A general and stereoselective approach to 14-membered cyclic bis-semicarbazones involving BF3-catalyzed amidoalkylation of 2-(trimethylsilyloxy)propene

A general and stereoselective approach to 14-membered cyclic bis-semicarbazones involving BF 3 -catalyzed amidoalkylation of 2-(trimethylsilyloxy)propene

Different Modes of Acid-Promoted Cyclooligomerization of 4‑(4-Thiosemicarbazido)butan-2-one Hydrazone: 14-Membered versus 28-Membered Polyazamacrocycle Formation

Nucleophile-Mediated Ring Expansion of 5‑Acyl-substituted 4‑Mesyloxymethyl-1,2,3,4-tetrahydropyrimidin-2-ones in the Synthesis of 7‑Membered Analogues of Biginelli Compounds and Related Heterocycles

Synthesis of γ‑Azido-β-ureido Ketones and Their Transformation into Functionalized Pyrrolines and Pyrroles via Staudinger/aza-Wittig Reaction

Ring-chain isomerism of aldehyde 2-alkylsemicarbazones: experimental and theoretical studies. Novel semicarbazone-based synthesis of 2-alkyl-2,4-dihydro-3H-1,2,4-triazol-3-ones

A new approach to the pyrrolo[3,4-d] pyrimidine system via tandem Staudinger/aza-Wittig reaction of 5-acyl-4-azidomethyl-3,4-dihydropyrimidin-2(1H)-ones

A novel access to pyrido[4,3-d]pyrimidine scaffold via Staudinger/intramolecular aza-Wittig reaction of 5-acyl-4-(β-azidoalkyl)-1,2,3,4-tetrahydropyrimidin-2-ones

Triapine Analogues and Their Copper(II) Complexes: Synthesis, Characterization, Solution Speciation, Redox Activity, Cytotoxicity, and mR2 RNR Inhibition

Base-promoted ring expansion of 3-aminopyrimidine-2-thiones into 1,2,4-triazepine-3-thiones

A convenient stereoselective access to novel 1,2,4-triazepan-3-ones/thiones via reduction or reductive alkylation of 7-membered cyclic semicarbazones and thiosemicarbazones

A new straightforward approach to 3-(arylideneamino)hydantoins

A General Approach to 4-unsubstituted and 4-alkyl-substituted 5-acyl-1,2,3,4-tetrahydropyrimidine-2-thiones(ones) via α-(thio)ureidoalkylation of 1,3-diketones or β-oxoesters

Synthesis of functionalized pyridine derivatives by an amidoalkylation/Staudinger/aza-Wittig sequence

Nucleophile-mediated ring expansion of 4-chloromethyl- and 4-mesyloxymethyl-5-tosyl-1,2,3,4-tetrahydropyrimidin-2-ones to 6-tosyl-2,3,4,5-tetrahydro-1H-1,3-diazepin-2-ones: effect of the leaving group and the substituent at C6

Synthesis of functionalized tetrahydro-1,3-diazepin-2-ones and 1-carbamoyl-1H-pyrroles via ring expansion and ring expansion/ring contraction of tetrahydropyrimidines

A New Convenient Synthesis of 5-Acyl-1,2,3,4-tetrahydropyrimidine-2-thiones/ones

4-Hydroxy-4-methyl-5-tosylhexahydropyrimidin-2-imines: synthesis and different dehydration pathways

N2-Alkylation of semicarbazones. A general and efficient protocol for the synthesis of 2-alkylsemicarbazides from semicarbazide

New approach to 5-arylsulfonyl-substituted 1,2-dihydropyrimidin-2-ones via base-induced chloroform elimination from 4-trichloromethyl-1,2,3,4-tetrahydropyrimidin-2-ones

A general and stereoselective approach to 14-membered cyclic bis-semicarbazones involving BF-catalyzed amidoalkylation of 2-(trimethylsilyloxy)propene

Different pathways in the reaction of N-(tosylmethyl)-substituted ureas, thioureas, and N′-cyanoguanidines with sodium cyanide. Synthesis of α-ureido nitriles, α-ureido amides, and hydantoin imino derivatives

Reaction of enamines with semicarbazone-based amidoalkylating reagents: A straightforward synthesis of annulated 1-aminopyrimidin-2-one derivatives

Unexpected pathway of the reaction of N-[(β-halogeno-α-tosyl)alkyl]ureas with β-oxoester enolates. Synthesis of ethyl 5-ureido-4,5-dihydrofuran-3-carboxylates and N-carbamoylpyrrole-3-carboxylates

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