Molekula
1-Methylimidazole
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 1999 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
1-Methylimidazole is a heterocyclic organic compound used as a catalyst, solvent, and intermediate in the synthesis of pharmaceuticals, agrochemicals, and polymers. It is a colorless to pale yellow liquid with a sharp odor. CAS: 616-47-7, Molecular Formula: C4H6N2, Molecular Weight: 82.11 g/mol, Storage: Ambient, Signal Word: Danger. Molekula supplies 1-Methylimidazole from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
In stock — same-day dispatch
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
Need a different size? Add the nearest pack and change the size in your basket — we price it at the same rate per unit.
-
500 g — £57.00 per pack ex VAT · £68.40 inc. VAT
Need a different quantity or pack?
Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | Colourless to yellowish liquid (Visual) |
| Water | ≤ 0.5% (Karl Fischer) |
| Assay | ≥ 99.0% (GC) |
| Identification (IR) | Conforms to reference (Infrared-Spectroscopy) |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Flash Point | 92 °C |
| Transport Class | 8 (6.1) |
| Packing Group | II |
| Acidity | Base |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Melting Point | -6 °C |
| Boiling Point | 195.5 °C |
| Vapour Pressure | 0.47 mmHg |
| pKa | pKa = 6.95 (at 25 °C) |
Source: PubChem CID 1390 (DrugBank, Haz-Map)
Identification
| Property | Value |
|---|---|
| SKU | 28975655 |
| CAS Number | 616-47-7 |
| IUPAC Name | 1-methylimidazole |
| EC Number | 210-484-7 |
| Molecular Formula | C4H6N2 |
| Molecular Weight | 82.11 |
| Exact Mass | 82.0531 |
| SMILES | CN1C=CN=C1 |
| InChIKey | MCTWTZJPVLRJOU-UHFFFAOYSA-N |
| InChI | InChI=1S/C4H6N2/c1-6-3-2-5-4-6/h2-4H,1H3 |
| PubChem CID | 1390 |
| UN Number | UN2922 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 29332990 |
| Tariff Code | 2933299090 |
Safety & GHS
-
Corrosive
GHS05
-
Toxic
GHS06
-
Serious Health Hazard
GHS08
Hazard statements
- H227 Combustible liquid
- H302 Harmful if swallowed
- H311 Toxic in contact with skin
- H314 (sub cat. 1B) Causes severe skin burns and eye damage
- H361d Suspected of damaging fertility. Suspected of damaging the unborn child.
Precautionary statements
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician
- P303+361 IF ON SKIN (or hair): Remove immediately all contaminated clothing. Rinse with water/shower
- P304+340 IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
- P361 Remove/Take off immediately all contaminated clothing
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Portuguese, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Quality certificates
Molekula Group is certified to ISO 9001:2015 (quality) and ISO 14001:2015 (environmental management), audited by a UKAS-accredited body. Both certificates are valid to 17 May 2028.
Synonyms
- 1-methyl-1H-imidazol-3-ium
- 1-Methyl-1H-imidazole
- 1-methylimdazole
- 1-methylimidazol
- 1H-Imidazole, 1-methyl-
- IMIDAZOLE, 1-METHYL-
- N-methylimidazol
- N-Methylimidazole
- N1-Methylimidazole
Frequently asked questions
What is 1-Methylimidazole used for?
It is commonly used as a catalyst in the production of polyurethane foams and as an intermediate in pharmaceutical and agrochemical synthesis.
What is the chemical formula and molecular weight of 1-Methylimidazole?
The formula is C4H6N2 with a molecular weight of 82.11 g/mol.
How should 1-Methylimidazole be stored?
It should be stored at ambient temperature, away from moisture and incompatible materials.
What grade of 1-Methylimidazole does Molekula supply?
Molekula supplies 1-Methylimidazole in technical grade; custom grades available upon request.
Can Molekula supply 1-Methylimidazole in bulk?
Yes, Molekula can supply 1-Methylimidazole in bulk quantities; please contact sales for pricing and availability.
What documentation comes with a purchase of 1-Methylimidazole?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS) with the shipment.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.