8-Methoxy-2H-1-benzopyran-3-carbaldehyde

Base Information

• Chemical Name: 8-Methoxy-2H-1-benzopyran-3-carbaldehyde
• CAS No.: 57543-38-1
• Molecular Formula: C11H10O3
• Molecular Weight: 190.199
• Hs Code.: 2932999099
• Mol file: 57543-38-1.mol

Synonyms:2H-1-BENZOPYRAN-3-CARBOXALDEHYDE,8-METHOXY;8-Methoxy-chromene 3-carboxaldehyde;8-Methoxy-2H-1-benzopyran-3-carboxaldehyde;

Chemical Property of 8-Methoxy-2H-1-benzopyran-3-carbaldehyde

Chemical Property:

• Vapor Pressure: 9.18E-05mmHg at 25°C
• Boiling Point: 339.5°Cat760mmHg
• Flash Point: 150.3°C
• PSA: 35.53000
• Density: 1.275g/cm³
• LogP: 1.66990

Purity/Quality:

97% ^*data from raw suppliers

8-methoxy-2H-chromene-3-carbaldehyde ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 8-Methoxy-2H-1-benzopyran-3-carbaldehyde

There total 5 articles about 8-Methoxy-2H-1-benzopyran-3-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: 91.8%

8‐methoxy‐2H‐chromene‐3‐carbonitrile (57543-69-8) → 8-methoxy-2H-chromene-3-carbaldehyde (57543-38-1)

Guidance literature:

With diisobutylaluminium hydride; In toluene; at -20 - 20 ℃; for 4h; Inert atmosphere;

DOI:10.1016/j.ejmech.2017.02.037

Reference yield: 89.0%

3-methoxy-2-hydroxybenzaldehyde (148-53-8) + acrolein (107-02-8,25068-14-8) → 8-methoxy-2H-chromene-3-carbaldehyde (57543-38-1)

Guidance literature:

With potassium carbonate; In 1,4-dioxane; for 2h; Reflux; Inert atmosphere;

DOI:10.1007/s12039-018-1520-6

Reference yield:

water (7732-18-5) + 3-methoxy-2-hydroxybenzaldehyde (148-53-8) + acrolein (107-02-8,25068-14-8) → 8-methoxy-2H-chromene-3-carbaldehyde (57543-38-1)

Guidance literature:

With hydrogenchloride; sodium hydroxide; nitrogen;

upstream raw materials:

water

3-methoxy-2-hydroxybenzaldehyde

acrolein

8‐methoxy‐2H‐chromene‐3‐carbonitrile

Downstream raw materials:

8‐methoxy‐2H‐chromene‐3‐carbonitrile

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