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2,4-Difluoroaniline

HCID 9709
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Basic informationOverviewNames & identifiersPropertiesSafety & regulationChemistry & industryRelated reactionsCompound notes
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Basic information

CAS
367-25-9
Standard SMILES
Nc1ccc(F)cc1F
InChIKey
CEPCPXLLFXPZGW-UHFFFAOYSA-N
Molecular formula
C6H5F2N
Average molar mass
129.11 g/mol
Monoisotopic mass
129.0390056

Overview

2,4-difluoroaniline is a dark reddish-purple liquid. (NTP, 1992)

Names & identifiers

Preferred name
2,4-Difluoroaniline
IUPAC
2,4-difluoroaniline
English name
2,4-Difluoroaniline
Molecular formula
C6H5F2N
Molecular weight
129.11

Names & synonyms

2,4-DIFLUOROANILINE367-25-92,4-DifluorobenzenamineBenzenamine, 2,4-difluoro-Aniline, 2,4-difluoro-DTXSID602506440P93L7KWDNSC-10297DTXCID905064RefChem:82418206-687-52,4-Difluroaniline
Show more names
Difluoroaniline4-Difluoroaniline2,4-difluoro-anilinAKOS 911272,4-Difluoranilin2,4-DIFLOUROANILINE
2,4-DifluorophenylamineMFCD000076482.4-difluoroaniline2,?4-?difluoro-BenzenamineFlurbiprofen Impurity 53CCRIS 46212,4-Difluoro AnilineEINECS 206-687-5

Database identifiers

CAS
367-25-9
PubChem CID
9709
DTXSID
DTXSID6025064
ChEMBL
CHEMBL1423658
UNII
40P93L7KWD
EC Number
206-687-5
Nikkaji
J193.875D

Properties

Computed structural propertiesFilling in

XLogP
1.5
Topological polar surface area
26 Ų
Hydrogen bond donors
1
Hydrogen bond acceptors
3
Rotatable bonds
0
Heavy atoms
9
Formal charge
0
Complexity
97.1

Experimental & physicochemical properties

Density1.268 (NTP, 1992) - Denser than water; will sink
Solubility10 to 50 mg/mL at 68.9 °F (NTP, 1992)
Flash Point145 °F (NTP, 1992)
Boiling Point338 °F at 753 mmHg (NTP, 1992)
Melting Point18.5 °F (NTP, 1992)
Physical Description2,4-difluoroaniline is a dark reddish-purple liquid. (NTP, 1992)

Physicochemical properties

Melting point
7.5 °C · −7.5 °C (lit.)
Boiling point
170 °C · 170 °C
Density
1.28 · 1.28
refractive index
1.51 · 1.51
Flash point
62 °C · 62 °C
storage temp.
2 · Keep in dark place,Inert atmosphere,2-8°C

Safety & regulation

Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.

GHS classification

GHS Classification · 4 items

Danger

H302 (99.4%): Harmful if swallowed [Warning Acute toxicity, oral]

P261, P262, P264, P264+P265, P270, P271, P273, P280, P301+P317, P302+P352, P304+P340, P305+P351+P338, P316, P319, P321, P330, P332+P317, P337+P317, P361+P364, P362+P364, P391, P403+P233, P405, and P501 (click each P-code to see the statement)

Aggregated GHS information provided per 157 reports by companies from 10 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

Hazard information

Regulatory Information · 3 items

Chemical: Benzenamine, 2,4-difluoro-

Status: Active Update: 19-02-2019 https://echa.europa.eu/registration-dossier/-/registered-dossier/24338

Benzenamine, 2,4-difluoro-: Does not have an individual approval but may be used under an appropriate group standard

DOT LabelPoison
Fire HazardsThis compound is combustible. (NTP, 1992)
Health HazardsACUTE/CHRONIC HAZARDS: This compound may be irritating to tissues. (NTP, 1992)
Reactive GroupAryl Halides
Reactivity Profile · 1 item

Anilines 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.

Chemistry & industry

Uses & manufacturing

General Manufacturing InformationBenzenamine, 2,4-difluoro-: ACTIVE
Applications · 3 items

Description2,4-difluoroaniline is an important intermediate used in organic synthesis, pharmaceuticals agrochemicals, dyes, and agricultural chemicals.

Uses2,4-Difluoroaniline is an important raw material and intermediate used in organic synthesis, pharmaceuticals agrochemicals and dyestuff fields.

General DescriptionDark reddish-purple liquid.

Upstream & downstream products

Upstream raw materials

2,4-DifluoronitrobenzenePotassium fluoridem-PhenylenediamineIron1,3-Dichlorobenzene2-Chloro-3,4-difluoroaniline3-Chloro-2,4-difluoroaniline 99Activated carbonPalladiumHydrogen

Downstream products

2,4,5-Trifluorobenzoic acidTEMAFLOXACIN

Related reactions

373 records
New reaction record
HRID 1289 reaction equation
HRID 1289As reactantuspto-grants-1998_03
HRID 1464 reaction equation
HRID 1464As reactantuspto-grants-1998_03
HRID 10301 reaction equation
HRID 10301As reactantuspto-grants-2006_08
HRID 21704 reaction equation
HRID 21704As reactantuspto-grants-1995_06
HRID 28242 reaction equation
HRID 28242As reactantuspto-grants-1980_09
HRID 28243 reaction equation
HRID 28243As reactantuspto-grants-1980_09
HRID 34249 reaction equation
HRID 34249As reactantuspto-grants-1988_08
HRID 36705 reaction equation
HRID 36705As reactantuspto-grants-1995_05
Page 1 of 47

Compound notes

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On this pageBasic informationOverviewNames & identifiersPropertiesSafety & regulationChemistry & industryRelated reactionsCompound notes
More actions
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solubility
Not miscible or difficult to mix.
pka
3.26 · 3.26±0.10(Predicted)
form
clear liquid
color
Colorless to Light orange to Yellow
Specific Gravity
1.284 · 1.284 (20/4℃)
Water Solubility
1 · 1-5 g/100 mL at 20.55 ºC
Merck
14 · 14,3147
BRN
2802556 · 2802556
Stability
Stable. Combustible. Incompatible with strong oxidizing agents, acids, acid chlorides, acid anhydrides.
InChI
1S/C6H5F2N/c7-4-1-2-6(9)5(8)3-4/h1-3H,9H2
InChIKey
CEPCPXLLFXPZGW-UHFFFAOYSA-N
SMILES
Nc1ccc(F)cc1F
LogP
1.7 at · 1.7 at 25℃ and pH5-9
CAS DataBase Reference
367 · 367-25-9(CAS DataBase Reference)
EWG's Food Scores
1 · 1
FDA UNII
40 P93L7KWD · 40P93L7KWD
NIST Chemistry Reference
2 · 2,4-Difluoroaniline(367-25-9)
EPA Substance Registry System
2 · 2,4-Difluoroaniline (367-25-9)
UNSPSC Code
12352100 · 12352100
NACRES
22 · NA.22
Symbol(GHS)
6 · GHS06
Signal word
Danger
Hazard statements
302 · H302-H311
Precautionary statements
264 · P264-P270-P280-P301+P312-P302+P352+P312-P361+P364
PPE
Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter
Hazard Codes
Xn,T,Xi
Risk Statements
20 · 20/21/22-36/37/38
Safety Statements
28 · 28-36/37/39-26-36
RIDADR
2941 · UN 2941 6.1/PG 3
WGK Germany
1 · 1
RTECS
3680000 · BX3680000
F
8 · 8-9-23
Hazard Note
Toxic
TSCA
TSCA listed
HazardClass
6.1 · 6.1
PackingGroup
III
HS Code
2921420090 · 2921420090
Storage Class
6.1 C · 6.1C - Combustible acute toxic Cat.3toxic compounds or compounds which causing chronic effects
Hazard Classifications
3 DermalAcute · Acute Tox. 3 DermalAcute Tox. 4 Oral
REACH Registrations
Inactive
Limited Quantities
5 L · 5.0 L (1.3 gallons) (liquid) or 5.0 kg (11 lbs) (solid)
Excepted Quantities
Max Inner Pack (30g or 30ml) and Max Outer Pack (1Kg or 1L)
Air and Water ReactionsThis chemical may be sensitive to prolonged exposure to air. (NTP, 1992). Water soluble.
Hazard Classes and CategoriesAcute Tox. 4 (99.4%)

Safety & protection

Fire FightingFires involving this compound can be controlled with a dry chemical, carbon dioxide or Halon extinguisher. (NTP, 1992)
First Aid · 1 item

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.

Nonfire Spill Response · 1 item

SMALL SPILLS AND LEAKAGE: If you spill this chemical, FIRST REMOVE ALL SOURCES OF IGNITION. Then, use absorbent paper to pick up all liquid spill material. Seal the absorbent paper, as well as any of your clothing which may be contaminated, in a vapor-tight plastic bag for eventual disposal. Wash any surfaces you may have contaminated 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.

Isolation and EvacuationExcerpt from ERG Guide 153 [Substances - Toxic and/or Corrosive (Combustible)]:
Personal Protective Equipment (PPE) · 1 item

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)

Safety data

F
8-9-23
PPE
Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter
wgk
1
tsca
TSCA listed
rtecs
BX3680000
ridadr
UN 2941 6.1/PG 3
hs_code
2921420090
risk_code
20/21/22-36/37/38
Signal word
Danger
Symbol(GHS)
GHS06
hazard_code
Xn,T,Xi
hazard_note
Toxic
safety_code
28-36/37/39-26-36
hazard_class
6.1
Storage Class
6.1C - Combustible acute toxic Cat.3toxic compounds or compounds which causing chronic effects
packing_group
III
Hazard statements
H302-H311
Limited Quantities
5.0 L (1.3 gallons) (liquid) or 5.0 kg (11 lbs) (solid)
Excepted Quantities
Max Inner Pack (30g or 30ml) and Max Outer Pack (1Kg or 1L)
REACH Registrations
Inactive
Hazard Classifications
Acute Tox. 3 DermalAcute Tox. 4 Oral
Precautionary statements
P264-P270-P280-P301+P312-P302+P352+P312-P361+P364
Diflufenican
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