N-(5,7-dimethoxy-4-oxo-2-phenyl-4H-chromen-8-yl)-N-isopropyl-2,4-dinitro-benzenesulfonamide

Base Information

Chemical Name:N-(5,7-dimethoxy-4-oxo-2-phenyl-4H-chromen-8-yl)-N-isopropyl-2,4-dinitro-benzenesulfonamide
CAS No.:272773-90-7
Molecular Formula:C₂₆H₂₃N₃O₁₀S
Molecular Weight:569.549
Hs Code.:

<i>N</i>-(5,7-dimethoxy-4-oxo-2-phenyl-4<i>H</i>-chromen-8-yl)-<i>N</i>-isopropyl-2,4-dinitro-benzenesulfonamide

Synonyms:N-(5,7-dimethoxy-4-oxo-2-phenyl-4H-chromen-8-yl)-N-isopropyl-2,4-dinitro-benzenesulfonamide

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Chemical Property of N-(5,7-dimethoxy-4-oxo-2-phenyl-4H-chromen-8-yl)-N-isopropyl-2,4-dinitro-benzenesulfonamide

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Technology Process of N-(5,7-dimethoxy-4-oxo-2-phenyl-4H-chromen-8-yl)-N-isopropyl-2,4-dinitro-benzenesulfonamide

There total 6 articles about N-(5,7-dimethoxy-4-oxo-2-phenyl-4H-chromen-8-yl)-N-isopropyl-2,4-dinitro-benzenesulfonamide 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: 77.0%

: 67-63-0,8013-70-5
isopropyl alcohol

: 272773-89-4
N-(5,7-dimethoxy-4-oxo-2-phenyl-4H-chromen-8-yl)-2,4-dinitro-benzenesulfonamide

: 272773-90-7
N-(5,7-dimethoxy-4-oxo-2-phenyl-4H-chromen-8-yl)-N-isopropyl-2,4-dinitro-benzenesulfonamide

Guidance literature:: With triphenylphosphine; diethylazodicarboxylate; In tetrahydrofuran; for 3h; Heating;
DOI:10.1016/S0960-894X(00)00110-4

Reference yield:

: 1656-44-6
2,4-dinitrobenzenesulfonyl chloride

: 272773-90-7
N-(5,7-dimethoxy-4-oxo-2-phenyl-4H-chromen-8-yl)-N-isopropyl-2,4-dinitro-benzenesulfonamide

Guidance literature:: Multi-step reaction with 2 steps

1: 88 percent / pyridine / CH₂Cl₂ / 8 h / 20 °C

2: 77 percent / DEAD; PPh₃ / tetrahydrofuran / 3 h / Heating

With pyridine; triphenylphosphine; diethylazodicarboxylate; In tetrahydrofuran; dichloromethane; 1: Substitution / 2: Alkylation;
DOI:10.1016/S0960-894X(00)00110-4

Reference yield:

: 480-40-0
5,7-dihydroxy-2-phenyl-chromen-4-one

: 272773-90-7
N-(5,7-dimethoxy-4-oxo-2-phenyl-4H-chromen-8-yl)-N-isopropyl-2,4-dinitro-benzenesulfonamide

Guidance literature:: Multi-step reaction with 5 steps

1: 70 percent / 70 percent HNO₃; AcOH / 1 h / 65 °C

2: 81 percent / K₂CO₃ / dimethylformamide / 3 h / 20 °C

3: 71 percent / SnCl₂*2H₂O; EtOH / 5 h / Heating

4: 88 percent / pyridine / CH₂Cl₂ / 8 h / 20 °C

5: 77 percent / DEAD; PPh₃ / tetrahydrofuran / 3 h / Heating

With pyridine; ethanol; nitric acid; potassium carbonate; acetic acid; triphenylphosphine; tin(ll) chloride; diethylazodicarboxylate; In tetrahydrofuran; dichloromethane; N,N-dimethyl-formamide; 1: Nitration / 2: Methylation / 3: Reduction / 4: Substitution / 5: Alkylation;
DOI:10.1016/S0960-894X(00)00110-4