3-hydroxychromen-2-one

Base Information

• Chemical Name: 3-hydroxychromen-2-one
• CAS No.: 5818-89-3
• Molecular Formula: C9H6O3
• Molecular Weight: 162.145
• Hs Code.: 2932999099
• Mol file: 5818-89-3.mol

Synonyms:3-hydroxychromen-2-one

Chemical Property of 3-hydroxychromen-2-one

Chemical Property:

• Refractive Index: 1.659
• Boiling Point: 369.9°Cat760mmHg
• Flash Point: 174.7°C
• PSA: 43.37000
• Density: 1.446g/cm³
• LogP: 0.71720
• Storage Temp.: 2-8°C

Purity/Quality:

99%min ^*data from raw suppliers

Chroman-2,3-dione 95+% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 3-hydroxychromen-2-one

There total 5 articles about 3-hydroxychromen-2-one 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:

3-acetamidocoumarin (779-30-6) → Chromannedione-2,3 (5818-89-3)

Guidance literature:

With hydrogenchloride; Erwaermen unter Stickstoff;

DOI:10.1021/jo01112a001 DOI:10.1021/jo01085a008

Reference yield:

→ Chromannedione-2,3 (5818-89-3)

Guidance literature:

With sodium hydroxide; Erwaermen der mit Schwefeldioxid gesaettigten Reaktionsloesung mit wss. Salzsaeure;

Reference yield:

5-salicylidene-2-thioxo-oxazolidin-4-one (99073-26-4) → Chromannedione-2,3 (5818-89-3)

Guidance literature:

With barium dihydroxide; water; Ansaeuern der Reaktionsloesung mit wss. Salzsaeure;

upstream raw materials:

3-acetamidocoumarin

5-salicylidene-2-thioxo-oxazolidin-4-one

hydrogenchloride

Downstream raw materials:

(o-hydroxybenzoyl)-3 1H-quinoxalinone-2 phenylhydrazone

(o-methoxybenzyl)-3 methyl-3 1H-quinoxalinone-2

(o-Acetoxybenzyl)-3 1H-quinoxalinone-2

(o-Hydroxybenzyl)-3 1H-quinoxalinone-2