82-73-5

  • Product Name:4-Bromophthalic anhydride
  • Molecular Formula:C8H3BrO3
  • Purity:99%
  • Molecular Weight:227.014
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Product Details

pd_meltingpoint:132-134 °C

Appearance:yellowish, crystalline solid

Purity:99%

4-Bromophthalic anhydride Good Supplier In Bulk Supply High Purity 82-73-5

  • Molecular Formula:C8H3BrO3
  • Molecular Weight:227.014
  • Appearance/Colour:yellowish, crystalline solid 
  • Vapor Pressure:1.83E-05mmHg at 25°C 
  • Melting Point:132-134 °C 
  • Refractive Index:1.651 
  • Boiling Point:363.2 °C at 760 mmHg 
  • Flash Point:173.5 °C 
  • PSA:43.37000 
  • Density:1.911 g/cm3 
  • LogP:1.75970 

3-Bromophthalic anhydride(Cas 82-73-5) Usage

Reactivity Profile

Aromatic nitro compounds, such as 4-BROMOPHTHALIC ANHYDRIDE, range from slight to strong oxidizing agents. If mixed with reducing agents, including hydrides, sulfides and nitrides, they may begin a vigorous reaction that culminates in a detonation. The aromatic nitro compounds may explode in the presence of a base such as sodium hydroxide or potassium hydroxide even in the presence of water or organic solvents. The explosive tendencies of aromatic nitro compounds are increased by the presence of multiple nitro groups.

Health Hazard

Fire may produce irritating, corrosive and/or toxic gases.

Fire Hazard

MAY EXPLODE AND THROW FRAGMENTS 1600 meters (1 MILE) OR MORE IF FIRE REACHES CARGO.

General Description

A yellowish, crystalline solid. Used as a priming agent. Very sensitive to heat. Primary hazard is blast of an instantaneous explosion, not flying projectiles or fragments. Under prolonged exposure to fire or heat the containers may explode violently.

InChI:InChI=1/C8H3BrO3/c9-5-3-1-2-4-6(5)8(11)12-7(4)10/h1-3H

82-73-5 Relevant articles

BIFUNCTIONAL COMPOUNDS FOR DEGRADING BTK VIA UBIQUITIN PROTEOSOME PATHWAY

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, (2020/05/21)

The present invention relates to compoun...

82-73-5 Process route

methyl 3-bromo-2-methylbenzoate
99548-54-6

methyl 3-bromo-2-methylbenzoate

3-bromophthalic anhydride
82-73-5

3-bromophthalic anhydride

Conditions
Conditions Yield
Multi-step reaction with 3 steps
1.1: lithium hydroxide; water / tetrahydrofuran / 16 h / 60 °C
2.1: potassium hydroxide; water / 0.08 h / 20 °C
2.2: 16 h / 70 °C
3.1: acetic anhydride / 2 h / 140 °C
With water; acetic anhydride; potassium hydroxide; lithium hydroxide; In tetrahydrofuran;
4-bromophthalic anhydride
86-90-8

4-bromophthalic anhydride

3-bromophthalic anhydride
82-73-5

3-bromophthalic anhydride

2,3',3,4'-biphenyltetracarboxylic acid dianhydride
36978-41-3

2,3',3,4'-biphenyltetracarboxylic acid dianhydride

Conditions
Conditions Yield
With N-phenylpicolinamide; sodium bromide; nickel dichloride; zinc; at 30 ℃; for 8h; Inert atmosphere;
76.19%

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