Molekula
N-Methylpiperidine
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
N-Methylpiperidine is a tertiary amine with a piperidine ring structure, widely used as a solvent, catalyst, and intermediate in organic synthesis, pharmaceuticals, and agrochemical production. It is also employed in the manufacture of dyes, rubber chemicals, and corrosion inhibitors. N-Methylpiperidine has a CAS number of 626-67-5, with the molecular formula C6H13N and a molecular weight of 99.17. It is stored at ambient conditions and carries a "Danger" signal word under GHS classification. Molekula supplies N-Methylpiperidine 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
On backorder — expected to ship by 25 November 2026
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.
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100 g — £47.60 per pack ex VAT · £57.12 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 light yellow liquid |
| Water | <0.5% |
| Identification | Conforms to reference |
| Assay | >99% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Flash Point | 3 °C |
| Transport Class | 3 (8) |
| Packing Group | II |
| Acidity | Base |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| pKa | pKa = 10.1 |
Source: PubChem CID 12291 (ChEMBL)
Identification
| Property | Value |
|---|---|
| SKU | 22821532 |
| CAS Number | 626-67-5 |
| IUPAC Name | 1-methylpiperidine |
| EC Number | 210-959-9 |
| Molecular Formula | C6H13N |
| Molecular Weight | 99.17 |
| Exact Mass | 99.1048 |
| SMILES | CN1CCCCC1 |
| InChIKey | PAMIQIKDUOTOBW-UHFFFAOYSA-N |
| InChI | InChI=1S/C6H13N/c1-7-5-3-2-4-6-7/h2-6H2,1H3 |
| PubChem CID | 12291 |
| UN Number | UN2399 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 29333992 |
| Tariff Code | 2933399999 |
Safety & GHS
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Flammable
GHS02
-
Corrosive
GHS05
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Toxic
GHS06
Hazard statements
- H225 Highly flammable liquid and vapour
- H302+312 Harmful if swallowed or in contact with skin
- H314 (sub cat. 1B) Causes severe skin burns and eye damage
- H331 Toxic if inhaled
- H402 Harmful to aquatic life
- H411 Toxic to aquatic life with long lasting effects
Precautionary statements
- P210 Keep away from heat/sparks/open flames/hot surfaces - No smoking
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P273 Avoid release to the environment
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P303+361 IF ON SKIN (or hair): Remove immediately all contaminated clothing. Rinse with water/shower
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
- P310 Immediately call a POISON CENTER or doctor/physician
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Portuguese, Russian, 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-methylpiperadine
- 1-Methylpiperidine
- LK 20
- methylpiperdine
- methylpiperidine
- Piperidine, 1-methyl-
- TP1/Mepiquat chloride
- UN 2399
Frequently asked questions
What is N-Methylpiperidine commonly used for?
N-Methylpiperidine is primarily used as an intermediate in organic synthesis, pharmaceuticals, and agrochemicals, including as a building block for APIs and specialty chemicals.
What is the molecular formula and molecular weight of N-Methylpiperidine?
The molecular formula is C₆H₁₃N, and the molecular weight is 99.17 g/mol.
How should N-Methylpiperidine be stored?
Store in a tightly sealed container at ambient temperature, away from oxidizing agents, acids, and moisture.
What purity grades are available for N-Methylpiperidine?
Molekula supplies N-Methylpiperidine in technical grade (98%+ purity) and pharmaceutical/analytical grade upon request.
Can Molekula supply N-Methylpiperidine in bulk quantities?
Yes, we offer bulk packaging options (drums, IBCs) for N-Methylpiperidine, with minimum order quantities available for industrial customers.
What documentation is provided with an order of N-Methylpiperidine?
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.