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2,5-Diaminotoluene

2,5-Diaminotoluene is an organic compound with the formula C6H3(NH2)2CH3. It is one isomer of six with this formula. 2,5-Diaminotoluene is a colorless crystalline solid, although commercial samples are often colored owing to air oxidation. It is commonly used in hair coloring.

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Further Information

Names

Preferred IUPAC name: 2-Methylbenzene-1,4-diamine

Other names

2-Methyl-1,4-benzenediamine
Toluene-2,5-diamine
2,5-Diaminotoluene

Identifiers

CAS Number: 95-70-5

JSmol: Interactive image

Beilstein Reference: 774521

ChEBI: CHEBI:53619

ChemSpider: 6982

ECHA InfoCard: 100.002.221

EC Number: 202-442-1

KEGG: C19386

PubChem: 7252

UNII: 24JO8Z0RJU

Properties

Chemical formula: CHN7102

Molar mass: 122.17

Appearance: off white crystals

Density: 1.107 g/cm

Melting point: 64 °C (147 °F; 337 K)

Boiling point: 273 °C (523 °F; 546 K)

Hazards

GHS pictograms:

GHS signal word: Danger

GHS hazard statements: H301 H312 H317 H319 H332 H411

GHS precautionary statements: P261 P264 P270 P271 P272 P273 P280 P301+310 P302+352 P304+312 P304+340 P305+351+338 P312 P321 P322 P330 P333+313 P337+313 P363 P391 P405 P501

Flash point: no

NIOSH

PEL: none

REL: Ca

IDLH: Ca [N.D.]

Except where otherwise noted, data are given for materials in their(at 25 °C [77 °F], 100 kPa).Except where otherwise noted, data are given for materials in their(at 25 °C [77 °F], 100 kPa).

Infobox references