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Safety Information

8.14538

Sigma-Aldrich

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:
95-54-5
Molecular Weight:
108.14
MDL number:
MFCD00007721
UNSPSC Code:
12352116
EC Index Number:
202-430-6
NACRES:
NA.22
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vapor pressure

0.013 hPa ( 20 °C)

Quality Level

200

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

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

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

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

Signal Word

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 Code

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 Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

PDSCL

Deleterious substance

ISHL Indicated Name

Substances Subject to be Indicated Names

ISHL Notified Names

Substances Subject to be Notified Names

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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