Pyrrole, 99%

Name: Pyrrole, 99%
Brand: Vaqora Chemicals
SKU: VQ-012646

About Pyrrole, 99%

Vaqora Chemicals supplies Pyrrole (Synthesis grade), a five-membered N-heterocycle registered under CAS number 109-97-7, specified at 99% purity. With the molecular formula C4H5N, it has a molar mass of 67.09 g/mol. The IUPAC name is 1H-pyrrole. It is also known as Azole or Divinylenimine.

The material typically appears as a pale-yellow to brown to black liquid. Reported physical data include a melting point of -23 °C and a density of 0.967 g/mL at 25 °C. Store in a cool, well-ventilated place, away from sources of ignition, with the container tightly sealed. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

Typical applications include pharmaceutical synthesis, dyes and pigments manufacture and polymer and resin production. It is used across pharmaceutical manufacturing, academic and industrial research and agrochemical production.

We offer Pyrrole in 25 mL, 100 mL, 500 mL and 25 kg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Pharmaceutical synthesis
Dyes & pigments manufacture
Polymer & resin production

Industries

Specifications & identifiers

Chemical identifiers
Product name	Pyrrole, 99%
Catalogue No.	VQ-012646
CAS Number	109-97-7
IUPAC name	1H-pyrrole
Molecular formula	C₄H₅N
Molecular weight	67.09 g/mol
Exact mass	67.0422
Grade	Synthesis
Purity / assay	99%
HSN code	29332990
InChIKey	KAESVJOAVNADME-UHFFFAOYSA-N
SMILES	C1=CNC=C1
PubChem CID	8027

Physical properties
Physical form	Liquid
Appearance	Pale-yellow to brown to black liquid
Melting point	-23 °C
Density	0.967 g/mL at 25 °C
LogP (XLogP3)	0.7
H-bond donors / acceptors	1 / 0
TPSA	15.8 Å²
UN number	UN 1992
Synonyms	Azole, Divinylenimine, Imidole, Pyrrol, Divinyleneimine, 1-Aza-2,4-cyclopentadiene, Pyrrole 1539, (1H-Pyrrole)x, pyrrole-, Polypyrrole pound PPy pound(c), Polypyrrole (undoped, extent of labeling: ~20 wt. % loading, composite with carbon black), Pyrrhol

Safety & hazard information (GHS)

Flammable

Harmful / irritant

Signal word: Warning

Hazard statements

H226Flammable liquid and vapor
H302Harmful if swallowed

Precautionary statements: P210, P233, P240, P241, P242, P243, P264, P270, P280, P301 + P317, P303 + P361 + P353, P330, P370 + P378, P403 + P235, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Pyrrole, 99%?

The CAS Registry Number of Pyrrole, 99% is 109-97-7. It is also known as Azole, Divinylenimine, Imidole.

What is the molecular formula and molecular weight of Pyrrole, 99%?

Pyrrole, 99% has the molecular formula C4H5N and a molecular weight of 67.09 g/mol. Its IUPAC name is 1H-pyrrole.

Which grade and pack sizes of Pyrrole, 99% can I order?

We supply Pyrrole, 99% in Synthesis (99%) grade, in 25 mL, 100 mL, 500 mL, 25 kg, 180 / 200 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Pyrrole, 99%?

Yes. Every lot of Pyrrole, 99% is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Pyrrole, 99% be shipped internationally?

Yes. Pyrrole, 99% is classified as hazardous (UN 1992), so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.