Ethyl 8-oxo-3-phenyl-3a,8-dihydro-3H-indeno<1,2-d><1,2,3>triazole-8a-carboxylate

Base Information

Chemical Name:Ethyl 8-oxo-3-phenyl-3a,8-dihydro-3H-indeno<1,2-d><1,2,3>triazole-8a-carboxylate
CAS No.:164254-42-6
Molecular Formula:C₁₈H₁₅N₃O₃
Molecular Weight:321.335
Hs Code.:

Synonyms:Ethyl 8-oxo-3-phenyl-3a,8-dihydro-3H-indeno<1,2-d><1,2,3>triazole-8a-carboxylate

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Chemical Property of Ethyl 8-oxo-3-phenyl-3a,8-dihydro-3H-indeno<1,2-d><1,2,3>triazole-8a-carboxylate

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Technology Process of Ethyl 8-oxo-3-phenyl-3a,8-dihydro-3H-indeno<1,2-d><1,2,3>triazole-8a-carboxylate

There total 5 articles about Ethyl 8-oxo-3-phenyl-3a,8-dihydro-3H-indeno<1,2-d><1,2,3>triazole-8a-carboxylate which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 92.0%

: Ethyl 2-diazo-3-oxo-3-<2-((phenylimino)methyl)phenyl>propionate

: 164254-42-6
Ethyl 8-oxo-3-phenyl-3a,8-dihydro-3H-indeno<1,2-d><1,2,3>triazole-8a-carboxylate

Guidance literature:: rhodium(II) acetate; In chloroform; at 45 ℃; for 24h;
DOI:10.1021/jo00097a042

Reference yield:

: 132233-84-2
2-(dimethoxymethyl)benzaldehyde

: 164254-42-6
Ethyl 8-oxo-3-phenyl-3a,8-dihydro-3H-indeno<1,2-d><1,2,3>triazole-8a-carboxylate

Guidance literature:: Multi-step reaction with 5 steps

1: LDA / tetrahydrofuran; hexane / 2 h / -78 °C

2: BaMnO₄ / CH₂Cl₂ / 44 h / Heating

3: 10percent aq. HCl, silica gel / CH₂Cl₂ / 3 h / Ambient temperature

4: MgSO₄ / diethyl ether / 20 h / Ambient temperature

5: 92 percent / rhodium(II) acetate / CHCl₃ / 24 h / 45 °C

With hydrogenchloride; barium permanganate; silica gel; magnesium sulfate; lithium diisopropyl amide; rhodium(II) acetate; In tetrahydrofuran; diethyl ether; hexane; dichloromethane; chloroform;
DOI:10.1021/jo00097a042

Reference yield:

: 164254-15-3
Ethyl 2-diazo-3-(2-formylphenyl)-3-oxopropionate

: 164254-42-6
Ethyl 8-oxo-3-phenyl-3a,8-dihydro-3H-indeno<1,2-d><1,2,3>triazole-8a-carboxylate

Guidance literature:: Multi-step reaction with 2 steps

1: MgSO₄ / diethyl ether / 20 h / Ambient temperature

2: 92 percent / rhodium(II) acetate / CHCl₃ / 24 h / 45 °C

With magnesium sulfate; rhodium(II) acetate; In diethyl ether; chloroform;
DOI:10.1021/jo00097a042