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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HCID 67775Generated: October 23, 2026

2,5-Difluoroaniline

2,5-DIFLUOROBENZENAMINE · Benzenamine, 2,5-difluoro- · Difluoroaniline3 · 2,5-Difluoranilin · 2,5-DIFLUOROANILINE · Aniline, 2,5-difluoro- · 2,5-Difluoroaniline,98% · 2,5-Difluoroaniline 98%

https://huagongshe.com/en/chemical/67775

2,5-Difluoroaniline molecular structure

Identifiers & Physical Properties

CAS No.367-30-6
Molecular formulaC6H5F2N
Average molar mass129.11 g/mol
Monoisotopic mass129.03900549 g/mol
SMILESNc1cc(F)ccc1F
InChIKeyYNOOQIUSYGWMSS-UHFFFAOYSA-N
PubChem CID67775
EC No.206-690-1
DTXSIDDTXSID70190144

Chemical & Physical Properties

XLogP1.5
Topological polar surface area26
Hydrogen bond donors1
Hydrogen bond acceptors3
Rotatable bonds0
Heavy atoms9
Formal charge0
Complexity97
Melting point11-13 °C (lit.)
Boiling point176-178 °C (lit.)
Density1.288 g/mL at 25 °C (lit.)
Refractive indexn20/D 1.513(lit.)
Flash point156 °F
Storage conditionsKeep in dark place,Sealed in dry,Room Temperature
pKa (acidity coefficient)2.19±0.10(Predicted)
Physical stateclear liquid
ColorColorless to Yellow to Orange
Specific gravity1.29
SolubilityNot miscible in water.
BRN2802549
InChIInChI=1S/C6H5F2N/c7-4-1-2-5(8)6(9)3-4/h1-3H,9H2
InChIKeyYNOOQIUSYGWMSS-UHFFFAOYSA-N
SMILESC1(N)=CC(F)=CC=C1F
CAS DataBase Reference367-30-6(CAS DataBase Reference)
FDA UNII4JNJ8ZZ368
NIST Chemistry ReferenceBenzenamine, 2,5-difluoro-(367-30-6)
UNSPSC Code12352100
NACRESNA.22
GHS pictogramGHS07
Signal wordWarning
GHS hazard statementsH302+H312+H332-H317
GHS precautionary statementsP261-P264-P280-P301+P312-P302+P352+P312-P304+P340+P312
Personal protective equipment (PPE)Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter
Hazard symbolsXn,Xi
Risk statements (R)20/21/22-36/37/38
Safety statements (S)28-36/37/39-26-36
UN transport number2941
Water hazard class (WGK)3
F8-10-23
Hazard NoteIrritant
Hazard class6.1Acute Tox. 4 DermalAcute Tox. 4 InhalationAcute Tox. 4 OralSkin Sens. 1
Packing groupIII
Customs code29214210
Storage class10 - Combustible liquids
Limited quantities5.0 L (1.3 gallons) (liquid) or 5.0 kg (11 lbs) (solid)
Excepted quantitiesMax Inner Pack (30g or 30ml) and Max Outer Pack (1Kg or 1L)

Safety & Regulations

F8-10-23
Personal protective equipment (PPE)Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter
Water hazard class (WGK)3
UN transport number2941
Customs code29214210
Risk statements (R)20/21/22-36/37/38
Signal wordWarning
GHS pictogramGHS07
Hazard symbolsXn,Xi
hazard_noteIrritant
Safety statements (S)28-36/37/39-26-36
Hazard class6.1Acute Tox. 4 DermalAcute Tox. 4 InhalationAcute Tox. 4 OralSkin Sens. 1
Storage class10 - Combustible liquids
Packing groupIII
GHS hazard statementsH302+H312+H332-H317
Limited quantities5.0 L (1.3 gallons) (liquid) or 5.0 kg (11 lbs) (solid)
Excepted quantitiesMax Inner Pack (30g or 30ml) and Max Outer Pack (1Kg or 1L)
GHS precautionary statementsP261-P264-P280-P301+P312-P302+P352+P312-P304+P340+P312

Applications & Uses

Uses

2,5-Difluoroaniline was used in the synthesis of 2,4-di-tert-butyl-6-[(2,5-difluorophenyl)iminomethyl]phenol. It was also used in ultrasound-assisted preparation of 1,4-diazabutadienes. It is an important raw material and intermediate used in Organic Synthesis, Pharmaceuticals, Agrochemicals and Dyestuff.