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131709

Sigma-Aldrich

Pyrrole

reagent grade, 98%

Synonym(s):

Azole, Divinylenimine, Imidole

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About This Item

Empirical Formula (Hill Notation):
C4H5N
CAS Number:
Molecular Weight:
67.09
Beilstein/REAXYS Number:
1159
EC Number:
MDL number:
UNSPSC Code:
12352100
eCl@ss:
39151603
PubChem Substance ID:
NACRES:
NA.22
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grade

reagent grade

Quality Level

vapor density

2.31 (vs air)

assay

98%

form

liquid

refractive index

n20/D 1.508 (lit.)

bp

131 °C (lit.)

mp

−23 °C (lit.)

density

0.967 g/mL at 25 °C (lit.)

storage temp.

2-8°C

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General description

Pyrrole is a heterocyclic aromatic compound that can undergo electrophilic aromatic substitution.

Application

Pyrrole was used in the electropolymerisation of macroporous conducting polymer films. It was also used to study the hydrogen-bond mediated coupling of 1,2,3-triazole to pyrrole.

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Danger

Hazard Classifications

Acute Tox. 3 Oral - Acute Tox. 4 Inhalation - Eye Dam. 1 - Flam. Liq. 3

Storage Class

3 - Flammable liquids

wgk_germany

WGK 2

flash_point_f

96.8 °F - closed cup

flash_point_c

36 °C - closed cup

ppe

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter


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