Molekula
N-Methylmorpholine
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
N-Methylmorpholine is a heterocyclic organic compound used as a catalyst, solvent, and reagent in chemical synthesis, particularly in the production of polymers and pharmaceuticals. It is a colorless to pale yellow liquid with a fishy odor. CAS: 109-02-4, Molecular formula: C5H11NO, Molecular weight: 101.15 g/mol, stored at ambient temperature. Signal word: Danger. Molekula supplies N-Methylmorpholine 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
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.
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500 g — £77.70 per pack ex VAT · £93.24 inc. VAT
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Specifications
| Property | Value |
|---|---|
| Appearance | Colourless liquid |
| Colour (Pt-Co) | ≤15 |
| Water | ≤0.5% |
| Impurity | Negative |
| Assay | ≥99.0% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Flash Point | 12 °C |
| Transport Class | 3(8) |
| Packing Group | II |
| Acidity | Base |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Boiling Point | 115 °C at 760 mmHg |
| Vapour Pressure | 13.2 mmHg |
| pKa | pKa = 7.4 |
Source: PubChem CID 7972 (PAC Chemical Database, Haz-Map, ChEMBL)
Identification
| Property | Value |
|---|---|
| SKU | 75505312 |
| CAS Number | 109-02-4 |
| IUPAC Name | 4-methylmorpholine |
| EC Number | 203-640-0 |
| Molecular Formula | C5H11NO |
| Molecular Weight | 101.15 |
| Exact Mass | 101.0841 |
| SMILES | CN1CCOCC1 |
| InChIKey | SJRJJKPEHAURKC-UHFFFAOYSA-N |
| InChI | InChI=1S/C5H11NO/c1-6-2-4-7-5-3-6/h2-5H2,1H3 |
| PubChem CID | 7972 |
| UN Number | UN2535 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 29349990 |
| Tariff Code | 2934999090 |
Safety & GHS
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Flammable
GHS02
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Corrosive
GHS05
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Health Hazard
GHS07
Hazard statements
- H225 Highly flammable liquid and vapour
- H302 + H312 + H332 Harmful if swallowed, in contact with skin or if inhaled
- H314 (sub cat. 1B) Causes severe skin burns and eye damage
Precautionary statements
- P210 Keep away from heat/sparks/open flames/hot surfaces - No smoking
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+312 IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell
- 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
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, 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.
Synonyms
- 1-Methylmorpholine
- 4-Methylmorfolin
- 4-Methylmorpholine
- Methylmorpholine
- Morpholine, 4-methyl-
- Morpholine, N-methyl-
- N-methyl morpholine hydrochloride
- N-methylmopholine
- N-Methylmorpholin
- NMM
Frequently asked questions
What is N-Methylmorpholine (CAS 109-02-4) commonly used for?
N-Methylmorpholine is primarily used as a catalyst in polyurethane foam production, an organic base in chemical synthesis, and a solvent in various industrial applications.
What is the molecular formula and molecular weight of N-Methylmorpholine?
The molecular formula is **C₅H₁₁NO**, and the molecular weight is **101.15 g/mol**.
What safety classification does N-Methylmorpholine have, and how should it be stored?
It is classified with the **signal word 'Danger'** (corrosive; harmful if swallowed, in contact with skin or if inhaled). Store in a tightly sealed container at **ambient temperature**, away from oxidizing agents and moisture.
What grades or purities of N-Methylmorpholine does Molekula supply?
Molekula supplies **technical grade (99%+ purity)** and **analytical/ACS grade** N-Methylmorpholine, depending on customer requirements.
Can Molekula supply N-Methylmorpholine in bulk quantities?
Yes, we offer **bulk packaging options** (e.g., 200L drums, IBCs) for large-scale industrial customers—please contact us for specific availability.
What documentation is provided with an order of N-Methylmorpholine?
Each order includes a **Certificate of Analysis (CoA)**, **Material Safety Data Sheet (MSDS/SDS)**, and **batch-specific documentation** for traceability.
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.