1-(3,4-Dimethoxy-5-methylsulfanyl-phenyl)-6,7-dimethoxy-naphthalene-2,3-dicarboxylic acid dimethyl ester

Base Information

• Chemical Name: 1-(3,4-Dimethoxy-5-methylsulfanyl-phenyl)-6,7-dimethoxy-naphthalene-2,3-dicarboxylic acid dimethyl ester
• CAS No.: 178446-83-8
• Molecular Formula: C₂₅H₂₆O₈S
• Molecular Weight: 486.543

Synonyms:1-(3,4-Dimethoxy-5-methylsulfanyl-phenyl)-6,7-dimethoxy-naphthalene-2,3-dicarboxylic acid dimethyl ester

Chemical Property of 1-(3,4-Dimethoxy-5-methylsulfanyl-phenyl)-6,7-dimethoxy-naphthalene-2,3-dicarboxylic acid dimethyl ester

Chemical Property:

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Technology Process of 1-(3,4-Dimethoxy-5-methylsulfanyl-phenyl)-6,7-dimethoxy-naphthalene-2,3-dicarboxylic acid dimethyl ester

There total 4 articles about 1-(3,4-Dimethoxy-5-methylsulfanyl-phenyl)-6,7-dimethoxy-naphthalene-2,3-dicarboxylic 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:

1-(3,4-Dimethoxy-5-methylsulfanyl-phenyl)-4,5-dimethoxy-11-oxa-tricyclo[6.2.1.02,7]undeca-2(7),3,5-triene-9,10-dicarboxylic acid dimethyl ester → 1-(3,4-Dimethoxy-5-methylsulfanyl-phenyl)-6,7-dimethoxy-naphthalene-2,3-dicarboxylic acid dimethyl ester (178446-83-8)

Guidance literature:

With trifluoroacetic acid; In chloroform; for 3h; Yield given; Ambient temperature;

DOI:10.1021/jm9509096

Reference yield:

2-bromo-4,5-dimethoxybenzaldehyde dimethyl acetal (70461-33-5) → 1-(3,4-Dimethoxy-5-methylsulfanyl-phenyl)-6,7-dimethoxy-naphthalene-2,3-dicarboxylic acid dimethyl ester (178446-83-8)

Guidance literature:

Multi-step reaction with 3 steps

1: 1.) BuLi / 1.) THF, -70 deg C, 30 min, 2.) THF, -70 deg C, 2 h

2: acetic acid / toluene / 5 h / Heating

3: trifluoroacetic acid / CHCl₃ / 3 h / Ambient temperature

With n-butyllithium; acetic acid; trifluoroacetic acid; In chloroform; toluene;

DOI:10.1021/jm9509096

Reference yield:

3,4-dimethoxy-5-(methylthio)benzaldehyde (78350-98-8) → 1-(3,4-Dimethoxy-5-methylsulfanyl-phenyl)-6,7-dimethoxy-naphthalene-2,3-dicarboxylic acid dimethyl ester (178446-83-8)

Guidance literature:

Multi-step reaction with 3 steps

1: 1.) BuLi / 1.) THF, -70 deg C, 30 min, 2.) THF, -70 deg C, 2 h

2: acetic acid / toluene / 5 h / Heating

3: trifluoroacetic acid / CHCl₃ / 3 h / Ambient temperature

With n-butyllithium; acetic acid; trifluoroacetic acid; In chloroform; toluene;

DOI:10.1021/jm9509096

upstream raw materials:

2-bromo-4,5-dimethoxybenzaldehyde dimethyl acetal

3,4-dimethoxy-5-(methylthio)benzaldehyde

Downstream raw materials:

[1-(3,4-Dimethoxy-5-methylsulfanyl-phenyl)-3-hydroxymethyl-6,7-dimethoxy-naphthalen-2-yl]-methanol

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