RESORCIN BLUE, PURE

Base Information

• Chemical Name: RESORCIN BLUE, PURE
• CAS No.: 71939-12-3
• Molecular Formula: C24H15NO7
• Molecular Weight: 429.386
• Mol file: 71939-12-3.mol

Synonyms:β-Hydroxy-resorcein;6-Hydroxy-3-oxo-2.7-bis-(2.4-dihydroxy-phenyl)-3.12-dihydro-dibenzooxazin;RESORCIN BLUE, PURE;2,8-bis-(2,4-dihydroxyphenyl)-7-hydroxyphenoxazin-3-one;Hydroxy-resorcein;

Chemical Property of RESORCIN BLUE, PURE

Chemical Property:

• Vapor Pressure: 4.07E-14mmHg at 25°C
• Boiling Point: 581.4°Cat760mmHg
• Flash Point: 305.4°C
• PSA: 144.25000
• Density: 1.71g/cm³
• LogP: 4.15480

Purity/Quality:

98% or more ^*data from raw suppliers

Safty Information:

• Safety Statements: S24/25:Avoid contact with skin and eyes.

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of RESORCIN BLUE, PURE

There total 6 articles about RESORCIN BLUE, PURE 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:

C28H23NO7 (1402411-17-9) → 2,8-bis-(2,4-dihydroxy-phenyl)-7-hydroxy-phenoxazin-3-one (71939-12-3)

Guidance literature:

C₂₈H₂₃NO₇; With boron tribromide; In dichloromethane; at -80 ℃; for 18h;

With water; at 25 ℃;

Reference yield:

2,4-dimethoxyphenylboronic acid (133730-34-4) → 2,8-bis-(2,4-dihydroxy-phenyl)-7-hydroxy-phenoxazin-3-one (71939-12-3)

Guidance literature:

Multi-step reaction with 4 steps

1.1: potassium carbonate; triphenylphosphine / palladium diacetate / 1,4-dioxane; water / 16 h / 80 °C

2.1: palladium on activated charcoal / ethyl acetate; ethanol / 4 h / 20 °C

3.1: lead(IV) tetraacetate / acetic acid / 0.5 h

4.1: boron tribromide / dichloromethane / 18 h / -80 °C

4.2: 25 °C

With lead(IV) tetraacetate; boron tribromide; potassium carbonate; triphenylphosphine; palladium on activated charcoal; palladium diacetate; In 1,4-dioxane; ethanol; dichloromethane; water; acetic acid; ethyl acetate;

Reference yield:

4-bromo-6-nitro-resorcinol (875235-16-8) → 2,8-bis-(2,4-dihydroxy-phenyl)-7-hydroxy-phenoxazin-3-one (71939-12-3)

Guidance literature:

Multi-step reaction with 4 steps

1.1: potassium carbonate; triphenylphosphine / palladium diacetate / 1,4-dioxane; water / 16 h / 80 °C

2.1: palladium on activated charcoal / ethyl acetate; ethanol / 4 h / 20 °C

3.1: lead(IV) tetraacetate / acetic acid / 0.5 h

4.1: boron tribromide / dichloromethane / 18 h / -80 °C

4.2: 25 °C

With lead(IV) tetraacetate; boron tribromide; potassium carbonate; triphenylphosphine; palladium on activated charcoal; palladium diacetate; In 1,4-dioxane; ethanol; dichloromethane; water; acetic acid; ethyl acetate;

upstream raw materials:

recorcinol

2,4-dimethoxyphenylboronic acid

4-bromo-6-nitro-resorcinol

2',4'-dimethoxy-5-nitrobiphenyl-2,4-diol

Refernces