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8.07492

Sigma-Aldrich

Pyrrole

for synthesis

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Synonym(s):
Pyrrole
Empirical Formula (Hill Notation):
C4H5N
CAS Number:
Molecular Weight:
67.09
MDL number:
EC Index Number:
203-724-7

vapor pressure

8.7 hPa ( 20 °C)

Quality Level

Assay

≥97.0% (GC)

form

liquid

autoignition temp.

550 °C

potency

137 mg/kg LD50, oral (Rat)

expl. lim.

3.10-14.8 % (v/v)

pH

>6 (20 °C, 10 g/L in H2O)

bp

130-131 °C/1013 hPa

mp

-24 °C

transition temp

flash point 39 °C

density

0.97 g/cm3 at 20 °C

storage temp.

2-8°C

InChI

1S/C4H5N/c1-2-4-5-3-1/h1-5H

InChI key

KAESVJOAVNADME-UHFFFAOYSA-N

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1 of 4

This Item
750883900996709972
vibrant-m

8.07492

Pyrrole

vibrant-m

750883

1-(2-Bromoethyl)-1H-pyrrole

vibrant-m

900996

2-(1H-Pyrrol-1-yl)ethanamine

vibrant-m

709972

N-Boc-2,3-dihydro-1H-pyrrole

Quality Level

200

Quality Level

100

Quality Level

100

Quality Level

100

storage temp.

2-8°C

storage temp.

2-8°C

storage temp.

-

storage temp.

-

density

0.97 g/cm3 at 20 °C

density

1.434 g/mL at 25 °C

density

1.0136 g/mL

density

0.980 g/mL at 25 °C

mp

-24 °C

mp

-

mp

-

mp

-

bp

130-131 °C/1013 hPa

bp

-

bp

-

bp

-

Analysis Note

Assay (GC, area%): ≥ 97.0 % (a/a)
Density (d 20 °C/ 4 °C): 0.967 - 0.971
Identity (IR): passes test

Signal Word

Danger

Hazard Statements

Hazard Classifications

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

Storage Class Code

3 - Flammable liquids

WGK

WGK 2

Flash Point(F)

96.8 °F - closed cup

Flash Point(C)

36 °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.

FSL

Flammable liquids
Type 2 petroleums
Hazardous rank III
Water insoluble liquid

ISHL Indicated Name

Substances Subject to be Indicated Names

ISHL Notified Names

Substances Subject to be Notified Names


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