Molekula
Hexamethylphosphorous triamide
Hexamethylphosphorous triamide (HMPA) is a polar aprotic solvent and strong coordinating ligand used in organic synthesis, particularly in nucleophilic substitution and metal-catalyzed reactions. It is a clear, colorless liquid with a molecular formula of P[N(CH3)2]3, a molecular weight of 163.20 g/mol, and is stable at ambient storage conditions. Hazardous: signal word Danger. Molekula supplies Hexamethylphosphorous triamide from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Overview
Hexamethylphosphorous triamide (HMPA) is a polar aprotic solvent and strong coordinating ligand used in organic synthesis, particularly in nucleophilic substitution and metal-catalyzed reactions. It is a clear, colorless liquid with a molecular formula of P[N(CH3)2]3, a molecular weight of 163.20 g/mol, and is stable at ambient storage conditions. Hazardous: signal word Danger. Molekula supplies Hexamethylphosphorous triamide from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Specifications
| Property | Value |
|---|---|
| Appearance | Colourless liquid |
| Boiling Point | 162 - 165 Deg C |
| Assay HPLC | >98% |
| Solvent | <1.0% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Flash Point | 27 C |
| Transport Class | 3 |
| Packing Group | III |
| Shelf Life | 24 months |
| Acidity | Base |
Identification
| Property | Value |
|---|---|
| CAS Number | 1608-26-0 |
| Molecular Formula | P[N(CH3)2]3 |
| Molecular Weight | 163.20 |
| SMILES | CN(C)P(N(C)C)N(C)C |
| EC / UN Number | 1993 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 29299050 |
| Tariff Code | 2929900090 |
Safety & GHS
-
Flammable
GHS02
-
Oxidizing
GHS03
Hazard statements
- H226 Flammable liquid and vapour
- H315 Causes skin irritation
- H319 Causes serious eye irritation
- H340 May cause genetic defects
- H350 May cause cancer
Precautionary statements
- P210 Keep away from heat/sparks/open flames/hot surfaces - No smoking
- P240 Ground/bond container and receiving equipment
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P308+313 IF exposed or concerned: Get medical advice/attention
- P333+313 IF skin irritation or a rash occurs: Get medical advice/attention
- P337+313 If eye irritation persists get medical advice/attention
For research and industrial use only
Documents
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.
Pricing & pack sizes
Synonyms
No alternate names recorded for this product.
Frequently asked questions
What is Hexamethylphosphorous triamide used for?
It is primarily used as a polar aprotic solvent and a phase-transfer catalyst in organic synthesis.
What is the chemical formula and molecular weight of Hexamethylphosphorous triamide?
The formula is P[N(CH3)2]3 with a molecular weight of 163.20 g/mol.
How should Hexamethylphosphorous triamide be stored?
It should be stored at ambient temperature, away from moisture and incompatible materials.
What grade is available for this product?
Available in technical grade; specific higher grades may be available upon request.
Can Molekula supply Hexamethylphosphorous triamide in bulk?
Yes, bulk quantities are available—please contact our sales team for pricing and availability.
What documentation comes with an order?
Each order includes a Certificate of Analysis 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.