Pyrrole
SIAL/49817 - analytical standard
Synonym: Azole; Divinylenimine; Imidole
CAS Number: 109-97-7
Empirical Formula (Hill Notation): C4H5N
Molecular Weight: 67.09
EC Number: 203-724-7
MDL Number: MFCD00005216
Linear Formula: C4H5N
Product Type: Chemical
application(s) | cleaning products cosmetics flavors and fragrances food and beverages personal care |
assay | ≥98.0% (GC) |
bp | 131 °C (lit.) |
density | 0.967 g/mL at 25 °C (lit.) |
format | neat |
grade | analytical standard |
impurities | ≤98.0% water |
InChI | 1S/C4H5N/c1-2-4-5-3-1/h1- |
InChI key | KAESVJOAVNADME-UHFFFAOYSA |
mp | −23 °C (lit.) |
Quality Level | 100 ![]() |
refractive index | n |
n |
|
shelf life | limited shelf life, expiry date on the label |
SMILES string | c1cc[nH]c1 |
storage temp. | 2-8°C |
technique(s) | gas chromatography (GC): suitable |
HPLC: suitable | |
vapor density | 2.31 (vs air) |
Application: | Pyrrole is used as one of the building blocks of biochemical macrocycles such as chlorins, porphyrins and corrins. It is also used for many technologically relevel applications such as in organometallic complexes and precursor molecules for self-assembled monolayers on metal surfaces. |
Application: | Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support. |
Symbol | ![]() ![]() ![]() |
Signal word | Danger |
Hazard statements | H226 - H301 - H318 - H332 |
Precautionary statements | P210 - P280 - P301 + P310 + P330 - P304 + P340 + P312 - P305 + P351 + P338 + P310 |
Hazard Codes | T |
Risk Statements | 10-20-25-41 |
Safety Statements | 26-37/39-45 |
RIDADR | UN 1992 6.1(3) / PGIII |
WGK Germany | WGK 2 |
Flash Point(F) | 96.8 °F - closed cup |
Flash Point(C) | 36 °C - closed cup |
Purity | ≥98.0% (GC) |
bp | 131 °C (lit.) |
mp | −23 °C (lit.) |
Density | 0.967 g/mL at 25 °C (lit.) |
Refractive Index | n |
Storage Temp. | 2-8°C |
UNSPSC | 85151701 |