5-bromo-2-(3-methyl-2-butenyloxy)benzylidenemalonic acid dimethyl ester

Base Information

Chemical Name:5-bromo-2-(3-methyl-2-butenyloxy)benzylidenemalonic acid dimethyl ester
CAS No.:163434-34-2
Molecular Formula:C₁₇H₁₉BrO₅
Molecular Weight:383.239
Hs Code.:

Synonyms:5-bromo-2-(3-methyl-2-butenyloxy)benzylidenemalonic acid dimethyl ester

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Chemical Property of 5-bromo-2-(3-methyl-2-butenyloxy)benzylidenemalonic acid dimethyl ester

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Technology Process of 5-bromo-2-(3-methyl-2-butenyloxy)benzylidenemalonic acid dimethyl ester

There total 3 articles about 5-bromo-2-(3-methyl-2-butenyloxy)benzylidenemalonic acid dimethyl ester 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: 64.0%

: 98720-16-2
5-bromo-2-(3-methylbut-2-enyloxy)-benzaldehyde

: 108-59-8
malonic acid dimethyl ester

: 163434-34-2
5-bromo-2-(3-methyl-2-butenyloxy)benzylidenemalonic acid dimethyl ester

Guidance literature:: With piperidine; acetic acid; In methanol; for 36h; Ambient temperature;
DOI:10.3987/COM-94-S72

Reference yield:

: 870-63-3
prenyl bromide

: 163434-34-2
5-bromo-2-(3-methyl-2-butenyloxy)benzylidenemalonic acid dimethyl ester

Guidance literature:: Multi-step reaction with 2 steps

1.1: potassium carbonate / N,N-dimethyl-formamide / 0.25 h / 20 °C

1.2: 20 °C

2.1: acetic acid; piperidine / toluene / 10 h / 120 °C / Dean-Stark

With piperidine; potassium carbonate; acetic acid; In N,N-dimethyl-formamide; toluene;
DOI:10.1039/c9cc01521c

Reference yield:

: 1761-61-1
5-bromosalicyclaldehyde

: 163434-34-2
5-bromo-2-(3-methyl-2-butenyloxy)benzylidenemalonic acid dimethyl ester

Guidance literature:: Multi-step reaction with 2 steps

1.1: potassium carbonate / N,N-dimethyl-formamide / 0.25 h / 20 °C

1.2: 20 °C

2.1: acetic acid; piperidine / toluene / 10 h / 120 °C / Dean-Stark

With piperidine; potassium carbonate; acetic acid; In N,N-dimethyl-formamide; toluene;
DOI:10.1039/c9cc01521c