2-hydroxy-4H-[1,4]benzoxazin-3-one

Base Information

• Chemical Name: 2-hydroxy-4H-[1,4]benzoxazin-3-one
• CAS No.: 23520-34-5
• Molecular Formula: C₈H₇NO₃
• Molecular Weight: 165.148
• Hs Code.: 2934999090
• Mol file: 23520-34-5.mol

Synonyms:2-Hydroxy-1,4-benzoxazin-3-one;2-Hydroxy-2H-1,4-benzoxazin-3-(4H)-one; HBOA; NSC 280714

Chemical Property of 2-hydroxy-4H-[1,4]benzoxazin-3-one

Chemical Property:

• Vapor Pressure: 9.72E-08mmHg at 25°C
• Melting Point: 209-211 °C
• Boiling Point: 418.1°Cat760mmHg
• PKA: 10.70±0.20(Predicted)
• Flash Point: 206.7°C
• PSA: 58.56000
• Density: 1.413g/cm³
• LogP: 0.47390

Purity/Quality:

99% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Uses: 2-Hydroxy-1,4-benzoxazin-3-one is a benzoxazinoid compound which is a plant secondary defensive metabolite that is found in cereal crops such as maize, wheat and rye. These compounds often show antifeedant, insecticidal, and antimicrobial activity.

Technology Process of 2-hydroxy-4H-[1,4]benzoxazin-3-one

There total 18 articles about 2-hydroxy-4H-[1,4]benzoxazin-3-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: 99.0%

2-acetoxy-(2H)-1,4-benzoxazin-3(4H)-one (23520-35-6) → Blepharigenin (23520-34-5)

Guidance literature:

With magnesium methanolate; In methanol; at 20 ℃; for 0.75h;

DOI:10.1021/jf050896x

Reference yield: 91.0%

<1,4>-benzoxazine-2,3-dione (3597-63-5) → Blepharigenin (23520-34-5)

Guidance literature:

With diisobutylaluminium hydride; In toluene; at -78 - 0 ℃; for 2h;

DOI:10.1055/s-1993-25936

Reference yield: 90.0%

2-Methoxymethoxy-4H-benzo[1,4]oxazin-3-one → Blepharigenin (23520-34-5)

Guidance literature:

With boron trichloride; In dichloromethane;

DOI:10.1080/00032719808006490

upstream raw materials:

2-β-D-glucopyranosyloxy-1,4-benzoxazin-3-one

2-hydroxy-α,α-dichloroacetanilide

2,4-dihydroxy-2H-1,4-benzoxazin-3(4H)-one

<1,4>-benzoxazine-2,3-dione

Downstream raw materials:

2,4-dihydroxy-2H-1,4-benzoxazin-3(4H)-one

2'-hydroxy-N-(2-hydroxyphenyl)-acetamide

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