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1.07243

1,2-Phenylenediamine

GR for analysis

Synonym(s):

1,2-Phenylenediamine, 1,2-Diaminobenzene

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About This Item

Linear Formula:
1,2-(NH2)2C6H4
CAS Number:
95-54-5
Molecular Weight:
108.14
UNSPSC Code:
12352116
EC Index Number:
202-430-6
NACRES:
NB.21
MDL number:
MFCD00007721
Form:
solid
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vapor pressure

0.013 hPa ( 20 °C)

Quality Segment

100

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

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

Application



  • Synthesis of imines from the coupling reaction of alcohols and amines catalyzed by phosphine-free cobalt(II) complexes.: This study explores the use of 1,2-phenylenediamine in catalytic systems, demonstrating its efficacy in synthesizing imines, which are pivotal in various synthetic applications (Mahato et al., 2024).


  • Copper(II) Driven Fluorescence switch-on Detection of Ovalbumin and GSH Using a Pyridoxal 5′-phosphate Derived Tetradentate Schiff Base and its Applications.: Research demonstrates the application of 1,2-phenylenediamine-based ligands in creating sensitive fluorescent probes for bioanalytical applications (Dhanshri et al., 2024).


Analysis Note

Assay (HClO₄): ≥ 99.0 %
Identity (IR): passes test
Melting range (lower value): ≥ 99 °C
Melting range (upper value): ≤ 103 °C
Sulfated ash: ≤ 0.25 %
Water (K. F.): ≤ 1.0 %

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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

wgk

WGK 3

flash_point_f

276.8 °F - closed cup

flash_point_c

136 °C - closed cup

Storage Class

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

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