Molekula
Tetramethylammonium chloride (TMACL)
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
Tetramethylammonium chloride (TMACL) is a quaternary ammonium salt widely used as a phase-transfer catalyst in organic synthesis, an additive in nucleic acid hybridization buffers, and a reagent in biochemical research. It appears as a white, hygroscopic solid with high solubility in water and polar solvents. Catalogue details: CAS 75-57-0, molecular formula (CH3)4NCl, molecular weight 109.60 g/mol, and requires ambient storage. The product carries a Danger signal word due to its acute toxicity, as it is fatal if swallowed and toxic in contact with skin. Molekula supplies Tetramethylammonium chloride 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.
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 — £28.00 per pack ex VAT · £33.60 inc. VAT
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500 g — £62.10 per pack ex VAT · £74.52 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 | White to almost white powder |
| Water | <0.5% |
| Assay | >99% |
| Free amine value | <3mgKOH/g |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Transport Class | 6.1 |
| Packing Group | II |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 11127600 |
| CAS Number | 75-57-0 |
| Molecular Formula | (CH3)4NCl |
| Molecular Weight | 109.60 |
| SMILES | [Cl-].C[N+](C)(C)C |
| UN Number | UN2811 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 29239001 |
| Tariff Code | 2923900090 |
Safety & GHS
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Toxic
GHS06
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Serious Health Hazard
GHS08
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Hazardous to the Environment
GHS09
Hazard statements
- H300 Fatal if swallowed
- H311 Toxic in contact with skin
- H315 Causes skin irritation
- H370 Causes damage to organs
- H411 Toxic to aquatic life with long lasting effects
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
- P308+313 IF exposed or concerned: Get medical advice/attention
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.
Synonyms
No alternate names recorded for this product.
Frequently asked questions
What is tetramethylammonium chloride (TMACL) commonly used for?
TMACL is primarily used as a phase-transfer catalyst in organic synthesis, a reagent in DNA/RNA extraction protocols, and in biochemical research for protein crystallization.
What is the molecular formula and molecular weight of TMACL?
The molecular formula is (CH₃)₄NCl, and the molecular weight is 109.60 g/mol.
How should TMACL be stored?
Store TMACL in a tightly sealed container at ambient temperature, away from moisture and incompatible substances.
What grades of TMACL does Molekula supply?
Molekula supplies TMACL in analytical and reagent grades, suitable for research and industrial applications.
Can Molekula supply TMACL in bulk quantities?
Yes, Molekula can provide TMACL in bulk quantities—please contact us for custom packaging and pricing.
What documentation comes with a TMACL order?
Each order includes a Certificate of Analysis (CoA), Safety Data Sheet (SDS), and a product specification sheet.
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.