5-Brom-4-hydroxy-3-methoxy-β-nitrostyrol

Base Information

Chemical Name:5-Brom-4-hydroxy-3-methoxy-β-nitrostyrol
CAS No.:54737-24-5
Molecular Formula:C₉H₈BrNO₄
Molecular Weight:274.071
Hs Code.:

Synonyms:5-Brom-4-hydroxy-3-methoxy-β-nitrostyrol

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Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Chemical Property of 5-Brom-4-hydroxy-3-methoxy-β-nitrostyrol

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Technology Process of 5-Brom-4-hydroxy-3-methoxy-β-nitrostyrol

There total 3 articles about 5-Brom-4-hydroxy-3-methoxy-β-nitrostyrol 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: 84.0%

: 75-52-5
nitromethane

: 2973-76-4
5-bromo-4-hydroxy-3-methoxybenzaldehyde

: 54737-24-5
5-Brom-4-hydroxy-3-methoxy-β-nitrostyrol

Guidance literature:: With ammonium acetate; In acetic acid; at 150 - 160 ℃; for 1h; Sealed tube; High pressure;
DOI:10.1055/s-0034-1379481

Reference yield:

: 121-33-5,8014-42-4
vanillin

: 54737-24-5
5-Brom-4-hydroxy-3-methoxy-β-nitrostyrol

Guidance literature:: Multi-step reaction with 2 steps

1: 58 percent / Br₂ / acetic acid / 5 h / Ambient temperature

2: 66 percent / MeNH₂ / ethanol / 6 h / 70 - 75 °C

With bromine; methylamine; In ethanol; acetic acid;
DOI:10.1002/ardp.19893220805

Reference yield:

: 121-33-5,8014-42-4
vanillin

: 54737-24-5
5-Brom-4-hydroxy-3-methoxy-β-nitrostyrol

Guidance literature:: Multi-step reaction with 2 steps

1: bromine / chloroform; tetrachloromethane / 16 h / 20 °C

2: ammonium acetate / acetic acid / 1 h / 150 - 160 °C / Sealed tube; High pressure

With ammonium acetate; bromine; In tetrachloromethane; chloroform; acetic acid; 2: |Henry Nitro Aldol Condensation;
DOI:10.1055/s-0034-1379481