2,5-Dimethylpyrrole
2,5-Dimethylpyrrole (CAS: 625-84-3), a heterocyclic organic compound with the molecular formula C6H9N and a molecular weight of 95.14 g/mol, is supplied by TSS with an assay of 98%. This chemical serves as a valuable building block in organic synthesis, particularly for creating more complex heterocyclic structures. Its characteristic properties make it a useful intermediate in research and development settings.
- Synonyms
- 2,5-Pyrrolidinedione1,4-Cyclohexanedione2,5-HexanedioneCAS 625-84-3

Organic Synthesis Intermediate
2,5-Dimethylpyrrole is employed as a fundamental building block in the synthesis of various organic molecules. It is particularly useful in the construction of complex heterocyclic systems due to the reactive nature of the pyrrole ring.
Research and Development
This compound finds application in chemical research laboratories for exploring new synthetic pathways and developing novel materials. Its defined purity allows for reliable experimental outcomes.
Heterocyclic Chemistry
As a pyrrole derivative, 2,5-Dimethylpyrrole is integral to studies and applications within heterocyclic chemistry. It can be used to introduce the pyrrole moiety into larger molecular frameworks.
| Molecular weight | 95.14 |
|---|---|
| Empirical formula | C6H9N |
| Assay | 98% |
| Boiling point | 165 °C/740 mmHg(lit.) |
| Density | 0.935 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.505(lit.) |


Hazard statements
- H226Flammable liquid and vapour
- H301Toxic if swallowed
- H311Toxic in contact with skin
- H315Causes skin irritation
- H319Causes serious eye irritation
- H331Toxic if inhaled
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P301IF SWALLOWED
- P305IF IN EYES
- P311Call a POISON CENTER or doctor
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 54 °C / 129.2 °F |
| Transport (UN / ADR) | UN 1992 3/PG 3 |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T |
| Risk statements (R) | 10-23/24/25-36/37/38 |
| Safety statements (S) | 16-26-36/37/39-45 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 2,5-Dimethylpyrrole used for?
+
2,5-Dimethylpyrrole is primarily used as a building block in organic synthesis and for research and development purposes, especially within heterocyclic chemistry.
What are the CAS number and molecular formula for 2,5-Dimethylpyrrole?
+
The CAS number for 2,5-Dimethylpyrrole is 625-84-3, and its molecular formula is C6H9N.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies 2,5-Dimethylpyrrole with an assay of 98%. TSS does not represent this product as USP, BP, EP, or other pharmacopoeial grades.
How should 2,5-Dimethylpyrrole be handled safely?
+
2,5-Dimethylpyrrole is a flammable liquid and vapour (H226) and is toxic if swallowed, in contact with skin, or if inhaled (H301, H311, H331). It may also cause skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Always use in a well-ventilated area with appropriate personal protective equipment, including eyeshields, gloves, and a suitable respirator.
Is 2,5-Dimethylpyrrole a controlled substance?
+
The provided data does not indicate that 2,5-Dimethylpyrrole is a controlled substance. However, regulations can vary by jurisdiction.
How is 2,5-Dimethylpyrrole packed and exported?
+
2,5-Dimethylpyrrole is packed according to relevant safety and transport regulations for chemicals of its hazard class. TSS is experienced in exporting fine chemicals globally.
How can I request a sample or quote for 2,5-Dimethylpyrrole?
+
Please contact our sales team via the website or direct inquiry to request a sample or a quotation for 2,5-Dimethylpyrrole.
▶ Related products

1-(2-Fluorobenzyl)piperazine
C11H15FN2
Chemical Synthesis
1-(2-Fluorophenyl)biguanide hydrochloride
Chemical Synthesis

1-(2-Fluorophenyl)cyclopropanecarboxylic acid
C10H9FO2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine
C10H13FN2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine monohydrochloride
C10H13FN2 · HCl
Chemical Synthesis
1-(2-Furoyl)-1H-benzotriazole
C11H7N3O2
Chemical Synthesis
1-(2-Furoyl)piperazine
C9H12N2O2
Chemical Synthesis
1-(2-Hydroxy-5-methylphenyl)-3-phenyl-1,3-propanedione
Chemical Synthesis
▶ Explore more

3-Methyl-1,5-di-p-tolyl-1,4-pentazadiene
Chemical Synthesis

3-Methyl-1,5-pentanediol
Chemical Synthesis

3-Methyl-1-(2-methylphenyl)-1H-pyrazol-5-amine
C11H13N3
Chemical Synthesis
3-Methyl-1-(3′-sulfoamidophenyl)-5-pyrazolone
C10H11N3O3S
Chemical Synthesis