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- Publications
- Influence
Hidden Brønsted acid catalysis: pathways of accidental or deliberate generation of triflic acid from metal triflates.
- Tuan Dang, F. Boeck, Lukas Hintermann
- Chemistry, Medicine
- The Journal of organic chemistry
- 19 October 2011
The generation of a hidden Brønsted acid as a true catalytic species in hydroalkoxylation reactions from metal precatalysts has been clarified in case studies. The mechanism of triflic acid… Expand
Efficient Ruthenium-Catalyzed N-Methylation of Amines Using Methanol
- Tuan Dang, B. Ramalingam, A. Seayad
- Chemistry
- 8 June 2015
An in situ-generated complex from [RuCp*Cl2]2 and dpePhos ligand is reported as an efficient catalyst in the presence of 5 mol % of LiOtBu for the N-methylation of amines using methanol as the… Expand
An Efficient Palladium-Catalyzed N-Alkylation of Amines Using Primary and Secondary Alcohols
- Tuan Dang, B. Ramalingam, Siah Pei Shan, A. Seayad
- Chemistry
- 14 October 2013
PdCl2 in the presence of dppe or Xantphos(t-Bu) as the ligand is found to be an efficient catalyst for the N-alkylation of various primary and cyclic secondary amines using primary alcohols at 90–130… Expand
Efficient synthesis of biscarbazoles by palladium-catalyzed twofold C-N coupling and C-H activation reactions.
- T. Q. Hung, Ngô Ngọc Thắng, Do Huy Hoang, Tuan Dang, A. Villinger, P. Langer
- Chemistry, Medicine
- Organic & biomolecular chemistry
- 25 March 2014
A new and efficient strategy for the synthesis of 3,9'- and 2,9'-biscarbazoles was developed. Our strategy relies on the cyclization of 1,1'-biphenyl-2,2'-diyl bis(trifluoromethanesulfonate) with 4-… Expand
Regioselective Suzuki cross-coupling reactions of 2,3,4,5-tetrabromo-1-methylpyrrole
- T. T. Dang, R. Ahmad, Tuan Dang, H. Reinke, P. Langer
- Chemistry
- 3 March 2008
Regioselective Suzuki cross-coupling reactions of 2,3,4,5-tetrabromo-1-methylpyrrole allow a convenient synthesis of functionalized pyrroles.
Regioselective Suzuki Cross‐Coupling Reactions of 2,3,4,5‐Tetrabromo‐1‐methylpyrrole.
- T. T. Dang, R. Ahmad, Tuan Dang, H. Reinke, P. Langer
- Chemistry
- 17 June 2008
Novel synthesis of 5-methyl-5,10-dihydroindolo[3,2-b]indoles by Pd-catalyzed C-C and two-fold C-N coupling reactions.
- T. Q. Hung, Sören Hancker, +5 authors P. Langer
- Chemistry, Medicine
- Organic & biomolecular chemistry
- 14 January 2015
A series of 5,10-dihydroindolo[3,2-b]indoles was successfully prepared by an efficient two-step strategy based on site-selective Pd-catalyzed cross-coupling reaction with N-methyl-2,3-dibromoindole… Expand
The AZARYPHOS family of ligands for ambifunctional catalysis: syntheses and use in ruthenium-catalyzed anti-Markovnikov hydration of terminal alkynes.
- Lukas Hintermann, Tuan Dang, Aurélie Labonne, Thomas Kribber, L. Xiao, P. Naumov
- Chemistry, Medicine
- Chemistry
- 20 July 2009
The family of AZARYPHOS (aza-aryl-phosphane) phosphane ligands, containing a phosphine unit and sterically shielded nitrogen lone pairs in the ligand periphery, is introduced as a tool for developing… Expand
Synthesis of dibenzo[b,d]pyran-6-ones based on [3 + 3] cyclizations of 1,3-bis(silyl enol ethers) with 3-silyloxy-2-en-1-ones.
- I. Hussain, V. Nguyen, +4 authors P. Langer
- Chemistry, Medicine
- The Journal of organic chemistry
- 30 June 2007
Functionalized dibenzo[b,d]pyran-6-ones were prepared by formal [3 + 3] cyclization of 1,3-bis(silyl enol ethers) with 3-silyloxy-2-en-1-ones or 1,1-diacetylcyclopropane to give functionalized… Expand
Efficient synthesis of thieno[3,2-b:4,5-b']diindoles and benzothieno[3,2-b]indoles by Pd-catalyzed site-selective C-C and C-N coupling reactions.
- T. Q. Hung, Tuan Dang, A. Villinger, T. V. Sung, P. Langer
- Chemistry, Medicine
- Organic & biomolecular chemistry
- 1 November 2012
Heteroacenes (thieno[3,2-b:4,5-b']diindoles and benzothieno[3,2-b]indoles) were efficiently synthesized from tetrabromothiophene and 2,3-dibromobenzothiophene in two steps, respectively. In the first… Expand