Construction of 2‐Methylindoles Using Solid Calcium Carbide as a Substitute for Gaseous Acetylene

Z Wang, Z Liu, B Wang, Z Li - European Journal of Organic …, 2024 - Wiley Online Library
An efficient method for the construction of 2‐methyl‐1‐sulfonylindoles and 2, 3‐dimethyl‐1‐
sulfonylindoles using solid calcium carbide as an alkyne source and o …

Concise Construction of 1‐Sulfonyl‐1H‐indoles Using Solid Calcium Carbide as a Surrogate of Gaseous Acetylene

W Chen, G Li, F Wen, Q Wang, Z Li - ChemistrySelect, 2023 - Wiley Online Library
A concise method for the construction of 1‐sulfonyl‐1H‐indoles by the reactions of N‐(2‐
iodoaryl) sulfonamides with calcium carbide is described. The notable features of this …

Calcium Carbide as a Surrogate of Acetylene: Copper‐Catalyzed Construction of 3‐Methylene‐2‐arylisoindolin‐1‐ones

H Liu, X You, F Wen, Z Zhang… - Asian Journal of Organic …, 2022 - Wiley Online Library
An efficient method for the synthesis of 3‐methylene‐2‐arylisoindolin‐1‐ones through
Sonogashira cross‐coupling/nucleophilic addition tandem reactions using calcium carbide …

Switchable Synthesis of 2-Methylene-3-aminoindolines and 2-Methyl-3-aminoindoles Using Calcium Carbide as a Solid Alkyne Source

Z Wang, Z Zhang, Z Li - Organic Letters, 2022 - ACS Publications
The one-pot three-component method for the switchable synthesis of 2-methylene-3-
aminoindolines and 2-methyl-3-aminoindoles by reactions of N-(2-formylaryl) sulfonamides …

Efficient synthesis of 2-ethoxycarbonyl indoles

A Sudhakara, H Jayadevappa… - Synthetic …, 2009 - Taylor & Francis
An efficient one-pot procedure for the synthesis of 2-ethoxycarbonyl indoles from
commercially available materials has been developed. The one-step procedure involves in …

Synthesis of N-aroyl-2-arylindoles using solid calcium carbide as an alkyne source instead of gaseous acetylene

Q Wang, Z Li - Tetrahedron, 2023 - Elsevier
An efficient method for the synthesis of N-aroyl-2-arylindoles by reactions of 2 mol of various
N-(2-iodoaryl) arylamides with 1 mol of calcium carbide through one-step procedure is …

Copper-catalyzed direct synthesis of 3-methylene-2-arylisoindolin-1-ones with calcium carbide as a surrogate of gaseous acetylene

J Wu, Y Ma, Y Wang, C Wang, H Luo, D Li, J Yang - Green Chemistry, 2023 - pubs.rsc.org
A novel strategy for the synthesis of 3-methylene-2-arylisoindolin-1-ones through
Sonogashira cross-coupling/nucleophilic addition reactions using calcium carbide as a …

Selective monoethynylation of isatins using solid calcium carbide as a surrogate of gaseous acetylene

R Qi, Z Li - Synthetic Communications, 2022 - Taylor & Francis
Highly selective monoethynylation of isatins using solid calcium carbide as a surrogate of
gaseous acetylene was described. A series of multifunctional compounds, 3-ethynyl-3 …

A Convenient and General Method for the Synthesis of Indole‐2, 3‐dicarboxylates and 2‐Arylindole‐3‐carboxylates

IA Sayyed, K Alex, A Tillack, N Schwarz, D Michalik… - 2007 - Wiley Online Library
A transition‐metal‐free, simple and efficient one‐pot method for the synthesis of indole‐2, 3‐
dicarboxylates and 2‐arylindole‐3‐carboxylates is described. The corresponding products …

One-pot synthesis of 1-phenylsulfonyl-2-aroylindoles

V Dhayalan, G Panchapakesan… - Synthetic …, 2012 - Taylor & Francis
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