2-(2,6-dihydroxy-3,5-bis-phenylazophenyl)-but-2-ene dioic acid dimethyl ester

Base Information

Chemical Name:2-(2,6-dihydroxy-3,5-bis-phenylazophenyl)-but-2-ene dioic acid dimethyl ester
CAS No.:1428258-50-7
Molecular Formula:C₂₄H₂₀N₄O₆
Molecular Weight:460.446
Hs Code.:

Synonyms:2-(2,6-dihydroxy-3,5-bis-phenylazophenyl)-but-2-ene dioic acid dimethyl ester

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Chemical Property of 2-(2,6-dihydroxy-3,5-bis-phenylazophenyl)-but-2-ene dioic acid dimethyl ester

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Technology Process of 2-(2,6-dihydroxy-3,5-bis-phenylazophenyl)-but-2-ene dioic acid dimethyl ester

There total 3 articles about 2-(2,6-dihydroxy-3,5-bis-phenylazophenyl)-but-2-ene dioic 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: 80.0%

: 762-42-5
dimethyl acetylenedicarboxylate

: 15236-63-2
4,6-bis-phenylazo-resorcinol

: 1428258-50-7
2-(2,6-dihydroxy-3,5-bis-phenylazophenyl)-but-2-ene dioic acid dimethyl ester

Guidance literature:: With triphenylphosphine; In chloroform; at -5 ℃; for 16.1667h; Reflux;
DOI:10.1002/jccs.201200170

Reference yield:

: 108-46-3
recorcinol

: 1428258-50-7
2-(2,6-dihydroxy-3,5-bis-phenylazophenyl)-but-2-ene dioic acid dimethyl ester

Guidance literature:: Multi-step reaction with 2 steps

1.1: sodium nitrite; hydrogenchloride / water / 5 °C

1.2: 1 h / 5 °C

2.1: triphenylphosphine / chloroform / 16.17 h / -5 °C / Reflux

With hydrogenchloride; triphenylphosphine; sodium nitrite; In chloroform; water;
DOI:10.1002/jccs.201200170

Reference yield:

: 62-53-3
aniline

: 1428258-50-7
2-(2,6-dihydroxy-3,5-bis-phenylazophenyl)-but-2-ene dioic acid dimethyl ester

Guidance literature:: Multi-step reaction with 2 steps

1.1: sodium nitrite; hydrogenchloride / water / 5 °C

1.2: 1 h / 5 °C

2.1: triphenylphosphine / chloroform / 16.17 h / -5 °C / Reflux

With hydrogenchloride; triphenylphosphine; sodium nitrite; In chloroform; water;
DOI:10.1002/jccs.201200170