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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HCID 12487Generated: October 23, 2026

2,4,5-Trichloroaniline

245TCA · C6H4NO5 · NSC 64139 · AKOS BBS-00003553 · TIMTEC-BB SBB003585 · 2,4,5-TRICHLOROANILINE · Aniline, 2,4,5-trichloro- · 2,4,5-Trichloroaniline,97%

https://huagongshe.com/en/chemical/12487

2,4,5-Trichloroaniline molecular structure

Identifiers & Physical Properties

CAS No.636-30-6
Molecular formulaC6H4Cl3N
Average molar mass196.5 g/mol
Monoisotopic mass194.94093217 g/mol
SMILESNc1cc(Cl)c(Cl)cc1Cl
InChIKeyGUMCAKKKNKYFEB-UHFFFAOYSA-N
PubChem CID12487
EC No.211-254-9
DTXSIDDTXSID5044152

Chemical & Physical Properties

XLogP3.7
Topological polar surface area26
Hydrogen bond donors1
Hydrogen bond acceptors1
Rotatable bonds0
Heavy atoms10
Formal charge0
Complexity120
Chemical classesTextile
SpringerMaterials PropertiesNuclear quadrupole resonance spectroscopy
LogP (partition coefficient)3.31
Melting point93-95 °C(lit.)
Boiling point270 °C(lit.)
Density1.6807 (rough estimate)
Refractive index1.6300 (estimate)
Flash point175 °C
Storage conditionsStore below +30°C.
SolubilityChloroform (Slightly), Methanol (Slightly)0.094 g/L (15 ºC)
pKa (acidity coefficient)0.96±0.10(Predicted)
Physical statepowder to crystal
ColorWhite to Almost white
BRN879091
Henry's law constant1.3×101 mol/(m3Pa) at 25℃, Zhang et al. (2010)
InChI1S/C6H4Cl3N/c7-3-1-5(9)6(10)2-4(3)8/h1-2H,10H2
InChIKeyGUMCAKKKNKYFEB-UHFFFAOYSA-N
SMILESNc1cc(Cl)c(Cl)cc1Cl
CAS DataBase Reference636-30-6(CAS DataBase Reference)
FDA UNII7XKK8S8WO0
NIST Chemistry ReferenceBenzenamine, 2,4,5-trichloro-(636-30-6)
EPA Substance Registry System2,4,5-Trichloroaniline (636-30-6)
UNSPSC Code12352100
NACRESNA.22
GHS pictogramGHS06,GHS08,GHS09
Signal wordDanger
GHS hazard statementsH301+H311+H331-H373-H410
GHS precautionary statementsP501-P273-P260-P270-P271-P264-P280-P391-P314-P361+P364-P301+P310+P330-P302+P352+P312-P304+P340+P311-P403+P233-P405
Target organsLiver
Hazard symbolsT,N
Risk statements (R)23/24/25-33-50/53
Safety statements (S)28-36/37-45-60-61-28A
UN transport numberUN 2811 6.1/PG 2
Water hazard class (WGK)3
Hazard NoteToxic
TSCA inventory statusTSCA listed
Hazard class6.1Acute Tox. 3 DermalAcute Tox. 3 InhalationAcute Tox. 3 OralAquatic Acute 1Aquatic Chronic 1STOT RE 2 Oral
Packing groupII
Customs code29214210
Storage class6.1C - Combustible acute toxic Cat.3toxic compounds or compounds which causing chronic effects
REACH registrationsActive
Limited quantities5.0 kg (11 lbs) (solid)
Excepted quantitiesMax Inner Pack (30g or 30ml) and Max Outer Pack (1Kg or 1L)

Safety & Regulations

GHS classificationThis chemical does not meet GHS hazard criteria for 0.5% (1 of 199) of reports.DangerH301 (99.5%): Toxic if swallowed [Danger Acute toxicity, oral]P260, P261, P262, P264, P270, P271, P273, P280, P301+P316, P302+P352, P304+P340, P316, P319, P321, P330, P361+P364, P391, P403+P233, P405, and P501 (click each P-code to see the statement)Aggregated GHS information provided per 199 reports by companies from 13 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Regulatory informationChemical: Benzenamine, 2,4,5-trichloro-Status: Active Update: 28-03-2018 https://echa.europa.eu/registration-dossier/-/registered-dossier/134682,4,5-Trichloroaniline: Does not have an individual approval but may be used under an appropriate group standard
Other safety informationIMAP assessments - Benzenamine, 2,4,5-trichloro-: Human health tier I assessment
Hazard Classes and CategoriesAcute Tox. 3 (99.5%)
Water hazard class (WGK)3
TSCA inventory statusTSCA listed
UN transport numberUN 2811 6.1/PG 2
Customs code29214210
Risk statements (R)23/24/25-33-50/53
Signal wordDanger
GHS pictogramGHS06,GHS08,GHS09
Hazard symbolsT,N
hazard_noteToxic
Safety statements (S)28-36/37-45-60-61-28A
Hazard class6.1Acute Tox. 3 DermalAcute Tox. 3 InhalationAcute Tox. 3 OralAquatic Acute 1Aquatic Chronic 1STOT RE 2 Oral
Storage class6.1C - Combustible acute toxic Cat.3toxic compounds or compounds which causing chronic effects
Packing groupII
Target organsLiver
GHS hazard statementsH301+H311+H331-H373-H410
Limited quantities5.0 kg (11 lbs) (solid)
Excepted quantitiesMax Inner Pack (30g or 30ml) and Max Outer Pack (1Kg or 1L)
REACH registrationsActive
GHS precautionary statementsP501-P273-P260-P270-P271-P264-P280-P391-P314-P361+P364-P301+P310+P330-P302+P352+P312-P304+P340+P311-P403+P233-P405

Applications & Uses

Uses

2,4,5-Trichloroaniline is a chlorinated aniline used in the preparation of azo dyes, insecticides, herbicides as well as in antiviral agents.

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