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Merck
CN

8.14538

1,2-Phenylenediamine

for synthesis

Synonym(s):

1,2-Phenylenediamine, 1,2-Diaminobenzene

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About This Item

Linear Formula:
1,2-(NH2)2C6H4
CAS Number:
Molecular Weight:
108.14
UNSPSC Code:
12352116
EC Index Number:
202-430-6
NACRES:
NA.22
MDL number:
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Product Name

1,2-Phenylenediamine, for synthesis

SMILES string

Nc1c(cccc1)N

InChI

1S/C6H8N2/c7-5-3-1-2-4-6(5)8/h1-4H,7-8H2

InChI key

GEYOCULIXLDCMW-UHFFFAOYSA-N

vapor pressure

0.013 hPa ( 20 °C)

assay

≥99.0% (GC)

form

solid

autoignition temp.

540 °C

expl. lim.

1.5 % (v/v)

pH

7-8 (20 °C, 50 g/L in H2O)

bp

257 °C/1013 hPa

mp

99-103 °C

transition temp

flash point 110 °C

solubility

54 g/L

density

1.14 g/cm3 at 20 °C

bulk density

530 kg/m3

storage temp.

2-30°C

Quality Level

Analysis Note

Assay (GC, area%): ≥ 99.0 % (a/a)
Melting range (lower value): ≥ 99 °C
Melting range (upper value): ≤ 103 °C
Identity (IR): passes test

Application

1,2-Phenylenediamine for synthesis. CAS 95-54-5, chemical formula 1,2-(NH₂)₂C₆H₄.

signalword

Danger

Hazard Classifications

Acute Tox. 3 Oral - Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 2 - Eye Irrit. 2 - Muta. 2 - Skin Sens. 1

Storage Class

6.1C - Combustible, acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

wgk

WGK 3

flash_point_f

276.8 °F - closed cup

flash_point_c

136 °C - closed cup

Regulatory Information

危险化学品
This item has

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