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Key Documents

8.14648

Sigma-Aldrich

4-Aminodiphenylamine

for synthesis

Synonym(s):

4-Aminodiphenylamine, Diphenyl black, N-Phenyl-p-phenylenediamine

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About This Item

Linear Formula:
(C6H5)NH(C6H4)NH2
CAS Number:
Molecular Weight:
184.24
MDL number:
UNSPSC Code:
12352116
EC Index Number:
202-951-9

vapor pressure

1 hPa

form

solid

autoignition temp.

>500 °C

potency

464 mg/kg LD50, oral (Rat)
>5000 mg/kg LD50, skin (Rabbit)

pH

8.9 (20 °C, 0.5 g/L in H2O)

bp

354 °C/1013 hPa

mp

72-75 °C

transition temp

flash point 199 °C

density

1.09 g/m3

storage temp.

2-30°C

InChI

1S/C12H12N2/c13-10-6-8-12(9-7-10)14-11-4-2-1-3-5-11/h1-9,14H,13H2

InChI key

ATGUVEKSASEFFO-UHFFFAOYSA-N

Analysis Note

Assay (HClO₄): ≥ 98.0 %
Melting range (lower value): ≥ 72 °C
Melting range (upper value): ≤ 75 °C
Identity (IR): passes test
Due to its specific melting range the product may be solid, liquid, a solidified melt or a supercooled melt.

pictograms

Exclamation markEnvironment

signalword

Warning

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Chronic 2 - Eye Irrit. 2 - Skin Sens. 1

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_c

199 °C


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