5-((1E)-2-(5-(4-(diethylamino)styryl)thien-2-yl)vinyl)thiophene-2-carbaldehyde

Base Information

• Chemical Name: 5-((1E)-2-(5-(4-(diethylamino)styryl)thien-2-yl)vinyl)thiophene-2-carbaldehyde
• CAS No.: 148080-39-1
• Molecular Formula: C₂₃H₂₃NOS₂
• Molecular Weight: 393.574

Synonyms:5-((1E)-2-(5-(4-(diethylamino)styryl)thien-2-yl)vinyl)thiophene-2-carbaldehyde

Chemical Property of 5-((1E)-2-(5-(4-(diethylamino)styryl)thien-2-yl)vinyl)thiophene-2-carbaldehyde

Chemical Property:

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Technology Process of 5-((1E)-2-(5-(4-(diethylamino)styryl)thien-2-yl)vinyl)thiophene-2-carbaldehyde

There total 5 articles about 5-((1E)-2-(5-(4-(diethylamino)styryl)thien-2-yl)vinyl)thiophene-2-carbaldehyde 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: 73.0%

N,N-diethyl-4-((1E)-2-(5-((E)-2-(thien-2-yl)vinyl)thien-2-yl)vinyl)aniline (148836-17-3) + N,N-dimethyl-formamide (68-12-2,33513-42-7) → 5-((1E)-2-(5-(4-(diethylamino)styryl)thien-2-yl)vinyl)thiophene-2-carbaldehyde (148080-39-1)

Guidance literature:

N,N-dimethyl-formamide; With trichlorophosphate; In dichloromethane; at 0 ℃; for 0.166667h;

N,N-diethyl-4-((1E)-2-(5-((E)-2-(thien-2-yl)vinyl)thien-2-yl)vinyl)aniline; In dichloromethane; Further stages.; Heating;

DOI:10.1039/b603706b

Reference yield:

2-Chloromethylthiophene (765-50-4) → 5-((1E)-2-(5-(4-(diethylamino)styryl)thien-2-yl)vinyl)thiophene-2-carbaldehyde (148080-39-1)

Guidance literature:

Multi-step reaction with 3 steps

1: 100 percent / 3 h / 140 °C

2: t-BuOK / tetrahydrofuran

3: 1) n-BuLi / THF

With n-butyllithium; potassium tert-butylate; In tetrahydrofuran;

DOI:10.1016/S0040-4039(00)60768-2

Reference yield:

diethyl thien-2-ylmethylphosphonate (2026-42-8) → 5-((1E)-2-(5-(4-(diethylamino)styryl)thien-2-yl)vinyl)thiophene-2-carbaldehyde (148080-39-1)

Guidance literature:

Multi-step reaction with 2 steps

1: t-BuOK / tetrahydrofuran

2: 1) n-BuLi / THF

With n-butyllithium; potassium tert-butylate; In tetrahydrofuran;

DOI:10.1016/S0040-4039(00)60768-2

upstream raw materials:

N,N-diethyl-4-((1E)-2-(5-((E)-2-(thien-2-yl)vinyl)thien-2-yl)vinyl)aniline

N,N-dimethyl-formamide

2-Chloromethylthiophene

diethyl thien-2-ylmethylphosphonate

Downstream raw materials:

2-((5E)-5-((5-((1E)-2-(5-(4-(diethylamino)styryl)thien-2-yl)vinyl)thien-2-yl)methylene)-4-oxo-2-thioxothiazolidin-3-yl)acetic acid

5-{(E)-2-[5-((E)-2-{5-[(E)-2-(4-Diethylamino-phenyl)-vinyl]-thiophen-2-yl}-vinyl)-thiophen-2-yl]-vinyl}-thiophene-2-carbaldehyde

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