2-nitro-N-(2-(2-oxo-2H-chromen-7-yloxy)ethyl)-N-(prop-2-ynyl)benzenesulfonamide

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Chemical Name:2-nitro-N-(2-(2-oxo-2H-chromen-7-yloxy)ethyl)-N-(prop-2-ynyl)benzenesulfonamide
CAS No.:1580506-76-8
Molecular Formula:C₂₀H₁₆N₂O₇S
Molecular Weight:428.422
Hs Code.:

Synonyms:2-nitro-N-(2-(2-oxo-2H-chromen-7-yloxy)ethyl)-N-(prop-2-ynyl)benzenesulfonamide

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Chemical Property of 2-nitro-N-(2-(2-oxo-2H-chromen-7-yloxy)ethyl)-N-(prop-2-ynyl)benzenesulfonamide

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Technology Process of 2-nitro-N-(2-(2-oxo-2H-chromen-7-yloxy)ethyl)-N-(prop-2-ynyl)benzenesulfonamide

There total 5 articles about 2-nitro-N-(2-(2-oxo-2H-chromen-7-yloxy)ethyl)-N-(prop-2-ynyl)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: 75.0%

: 908072-33-3
2-nitro-N-(prop-2-yn-1-yl)benzene-1-sulfonamide

: 90818-60-3,155272-55-2
7-(2-bromoethyleoxy)benzopyran-2-one

: 1580506-76-8
2-nitro-N-(2-(2-oxo-2H-chromen-7-yloxy)ethyl)-N-(prop-2-ynyl)benzenesulfonamide

Guidance literature:: With potassium carbonate; In N,N-dimethyl-formamide; at 20 ℃; for 96h;
DOI:10.1016/j.bmc.2014.01.046

Reference yield:

: 603-35-0
triphenylphosphine

: 1580506-76-8
2-nitro-N-(2-(2-oxo-2H-chromen-7-yloxy)ethyl)-N-(prop-2-ynyl)benzenesulfonamide

Guidance literature:: Multi-step reaction with 4 steps

1: ethanol / 4 h

2: potassium hydroxide / ethanol / 1.5 h / Reflux

3: diethylazodicarboxylate; triphenylphosphine / tetrahydrofuran / 0 - 20 °C

4: potassium carbonate / N,N-dimethyl-formamide / 96 h / 20 °C

With potassium carbonate; triphenylphosphine; potassium hydroxide; diethylazodicarboxylate; In tetrahydrofuran; ethanol; N,N-dimethyl-formamide; 2: |Wittig Olefination / 3: |Mitsunobu Displacement;
DOI:10.1016/j.bmc.2014.01.046

Reference yield:

: 1530-45-6
(carbethoxymethyl)triphenylphosphonium bromide

: 1580506-76-8
2-nitro-N-(2-(2-oxo-2H-chromen-7-yloxy)ethyl)-N-(prop-2-ynyl)benzenesulfonamide

Guidance literature:: Multi-step reaction with 3 steps

1: potassium hydroxide / ethanol / 1.5 h / Reflux

2: diethylazodicarboxylate; triphenylphosphine / tetrahydrofuran / 0 - 20 °C

3: potassium carbonate / N,N-dimethyl-formamide / 96 h / 20 °C

With potassium carbonate; triphenylphosphine; potassium hydroxide; diethylazodicarboxylate; In tetrahydrofuran; ethanol; N,N-dimethyl-formamide; 1: |Wittig Olefination / 2: |Mitsunobu Displacement;
DOI:10.1016/j.bmc.2014.01.046