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Home > Encyclopedia > 2-Bromo-4,6-dinitroaniline

2-Bromo-4,6-dinitroaniline

2-Bromo-4,6-dinitroaniline structure

2-Bromo-4,6-dinitroaniline 

structure
  • CAS No:

    1817-73-8

  • Formula:

    C6H4BrN3O4

  • Chemical Name:

    2-Bromo-4,6-dinitroaniline

  • Synonyms:

    Benzenamine,2-bromo-4,6-dinitro-;Aniline,2-bromo-4,6-dinitro-;2-Bromo-4,6-dinitrobenzenamine;2-Bromo-4,6-dinitroaniline;6-Bromo-2,4-dinitroaniline;2-Bromo-4,6-dinitroaminobenzene;2,4-Dinitro-6-bromoaniline;NSC 16572

  • Categories:

    Organic Chemistry  >  Amides

Description

PHYSICAL DESCRIPTION: Bright yellow powder. (NTP, 1992)


2-bromo-4,6-dinitroaniline is a bright yellow powder. (NTP, 1992)|DryPowder


2-bromo-4,6-dinitroaniline is a bright yellow powder. (NTP, 1992)

2-Bromo-4,6-dinitroaniline Basic Attributes

262.02

262.02

217-329-2

105X73C593

16572

DTXSID4024646

YELLOW NEEDLES FROM ACETIC ACID OR ALCOHOL

2921420090

Characteristics

118

3.09

2-bromo-4,6-dinitroaniline is a bright yellow powder. (NTP, 1992)

2.0±0.1 g/cm3

153 °C

Sublimes (NTP, 1992)

196.2±27.3 °C

1.707

SOL IN HOT ACETIC ACID; VERY SOL IN HOT ALCOHOL & ACETONE

Store in a cool, dry, well-ventilated area away from incompatible substances. Keep containers tightly closed.

1.24E-06mmHg at 25°C

SUBLIMES BEFORE REACHING BP

This material may be sensitive to exposure to air (NTP, 1992). Insoluble in water.

Nitro, Nitroso, Nitrate, and Nitrite Compounds, Organic

A halogenated and nitrated aryl amine. Amines are chemical bases. They neutralize acids to form salts plus water. These acid-base reactions are exothermic. The amount of heat that is evolved per mole of amine in a neutralization is largely independent of the strength of the amine as a base. Amines may be incompatible with isocyanates, halogenated organics, peroxides, phenols (acidic), epoxides, anhydrides, and acid halides. Flammable gaseous hydrogen is generated by amines in combination with strong reducing agents, such as hydrides.

Safety Information

4.1

1325

2

36/37/38-11

37/39-26-16

BW9303000

Xi,F

P201, P202, P210, P240, P241, P264, P280, P281, P302+P352, P305+P351+P338, P308+P313, P321, P332+P313, P337+P313, P362, P370+P378, P405, P501

H228

Flash point data for this chemical are not available, but it is probably combustible. (NTP, 1992)

|Warning|H228 (20%): Flammable solid [Danger Flammable solids]|P201, P202, P210, P240, P241, P264, P280, P281, P302+P352, P305+P351+P338, P308+P313, P321, P332+P313, P337+P313, P362, P370+P378, P405, and P501|Aggregated GHS information provided by 5 companies from 2 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

Fires involving this compound can be controlled using a dry chemical, carbon dioxide or Halon extinguisher. (NTP, 1992)

SMALL SPILLS AND LEAKAGE: If a spill of this chemical occurs, FIRST REMOVE ALL SOURCES OF IGNITION, then you should dampen the solid spill material with acetone and transfer the dampened material to a suitable container. Use absorbent paper dampened with acetone to pick up any remaining material. Seal your contaminated clothing and the absorbent paper in a vapor-tight plastic bag for eventual disposal. Solvent wash all contaminated surfaces with acetone followed by washing with a soap and water solution. Do not reenter the contaminated area until the Safety Officer (or other responsible person) has verified that the area has been properly cleaned. STORAGE PRECAUTIONS: You should keep this material in a tightly closed container under an inert atmosphere, and store it at refrigerated temperatures. (NTP, 1992)

RECOMMENDED RESPIRATOR: Where the neat test chemical is weighed and diluted, wear a NIOSH-approved half face respirator equipped with an organic vapor/acid gas cartridge (specific for organic vapors, HCl, acid gas and SO2) with a dust/mist filter. (NTP, 1992)

Drug Information

SYMPTOMS: Symptoms following exposure to this compound may include eye irritation. ACUTE/CHRONIC HAZARDS: This compound may cause irritation of the eyes. (NTP, 1992)

EYES: First check the victim for contact lenses and remove if present. Flush victim's eyes with water or normal saline solution for 20 to 30 minutes while simultaneously calling a hospital or poison control center. Do not put any ointments, oils, or medication in the victim's eyes without specific instructions from a physician. IMMEDIATELY transport the victim after flushing eyes to a hospital even if no symptoms (such as redness or irritation) develop. SKIN: IMMEDIATELY flood affected skin with water while removing and isolating all contaminated clothing. Gently wash all affected skin areas thoroughly with soap and water. If symptoms such as redness or irritation develop, IMMEDIATELY call a physician and be prepared to transport the victim to a hospital for treatment. INHALATION: IMMEDIATELY leave the contaminated area; take deep breaths of fresh air. If symptoms (such as wheezing, coughing, shortness of breath, or burning in the mouth, throat, or chest) develop, call a physician and be prepared to transport the victim to a hospital. Provide proper respiratory protection to rescuers entering an unknown atmosphere. Whenever possible, Self-Contained Breathing Apparatus (SCBA) should be used; if not available, use a level of protection greater than or equal to that advised under Protective Clothing. INGESTION: DO NOT INDUCE VOMITING. If the victim is conscious and not convulsing, give 1 or 2 glasses of water to dilute the chemical and IMMEDIATELY call a hospital or poison control center. Be prepared to transport the victim to a hospital if advised by a physician. If the victim is convulsing or unconscious, do not give anything by mouth, ensure that the victim's airway is open and lay the victim on his/her side with the head lower than the body. DO NOT INDUCE VOMITING. IMMEDIATELY transport the victim to a hospital. (NTP, 1992)

2-bromo-4,6-dinitroaniline

2-Bromo-4,6-dinitroaniline Use and Manufacturing

Methods of Manufacturing

It is obtained from the reaction of 2, 4-dinitroaniline and bromine: Add 1800L of water, 300kg of 2, 4-dinitroaniline, 100kg of hydrochloric acid, and 3kg of chlorinated benzene to a 300L glass-lined reactor, stirring for 1h, and at room temperature Add 180kg of bromine and react at 50-55°C for 6h. Then slowly add sodium hypochlorite (equivalent to 33.5kg of 100% available chlorine) and keep it warm for 3 hours. After reaching the end point, add sodium sulfite aqueous solution (100% 25-30kg) to eliminate remaining bromine, filter and wash to neutrality, and dry to obtain the finished product. The industrial product is orange-yellow granular crystals, the content is ≥98%, and the melting point is ≥148℃. Raw material consumption quota: 2, 4-dinitroaniline 770kg/t, bromine 600kg/t.

Uses

Dye intermediate. Used for the production of dispersed navy blue 2GL.


Polymeric Colorant

Production

< 25,000 lb|(1979) PROBABLY GREATER THAN 4.54X10+6 GRAMS|(1981) PROBABLY GREATER THAN 4.54X10+6 GRAMS

All other basic organic chemical manufacturing|Benzenamine, 2-bromo-4,6-dinitro-: ACTIVE

Computed Properties

Molecular Weight:262.02
XLogP3:2.1
Hydrogen Bond Donor Count:1
Hydrogen Bond Acceptor Count:5
Exact Mass:260.93852
Monoisotopic Mass:260.93852
Topological Polar Surface Area:118
Heavy Atom Count:14
Complexity:250
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes

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