Tetramethylammonium sulfate hydrate
Tetramethylammonium sulfate hydrate, CAS 14190-16-0, with the chemical formula [(CH3)4N]2(SO4) · xH2O, is an ammonium salt with a molecular weight of 244.35 on an anhydrous basis. This compound serves as a valuable reagent in chemical synthesis, particularly in applications involving phase transfer catalysis. Its properties make it suitable for various laboratory and industrial chemical processes where a reliable source of tetramethylammonium ions is required.
- IUPAC
- Bis(tetramethylammonium) sulfate
![Tetramethylammonium sulfate hydrate ([(CH3)4N]2(SO4) · xH2O) — chemical structure, CAS 14190-16-0; Chemistry, fine chemical supplied by Tech Serve Solutions](/_next/image?url=https%3A%2F%2Fpub-f4d920c906024441a773a96f7098e551.r2.dev%2Fimages%2Fproducts%2F14190-16-0.png&w=3840&q=75)
Phase Transfer Catalyst
Tetramethylammonium sulfate hydrate can function as a phase transfer catalyst, facilitating reactions between reactants located in different immiscible phases. This enables faster reaction rates and improved yields in organic synthesis.
Chemical Synthesis Reagent
As a source of tetramethylammonium cations, this compound is employed in various organic synthesis procedures. It is a useful reagent for introducing the tetramethylammonium group into molecules or for use in reactions requiring specific ionic environments.
Laboratory Reagent
This chemical is utilised in research and development laboratories for experimental procedures. Its defined properties as an ammonium salt make it suitable for a range of analytical and synthetic applications.
| Molecular weight | 244.35 (anhydrous basis) |
|---|---|
| Linear formula | [(CH3)4N]2(SO4) · xH2O |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Tetramethylammonium sulfate hydrate used for?
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Tetramethylammonium sulfate hydrate is primarily used as a phase transfer catalyst and a reagent in chemical synthesis, as well as a general laboratory reagent.
What is the CAS number and chemical formula for Tetramethylammonium sulfate hydrate?
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The CAS number is 14190-16-0, and the chemical formula is [(CH3)4N]2(SO4) · xH2O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Tetramethylammonium sulfate hydrate. The specific grade and purity are detailed on the product's Certificate of Analysis. We do not represent this product as USP, BP, or EP grade.
How should Tetramethylammonium sulfate hydrate be handled safely?
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Handle with appropriate personal protective equipment, including a dust mask type N95 (US), eyeshields, and gloves. Avoid breathing dust and ensure adequate ventilation, as it may cause skin, eye, and respiratory irritation (H315, H319, H335).
Is Tetramethylammonium sulfate hydrate available for export?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including Tetramethylammonium sulfate hydrate, and can accommodate international orders.
How can I request a quote or sample for Tetramethylammonium sulfate hydrate?
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To request a quote or sample, please contact our sales team through the website or provide your details via the 'Enquire Now' form.
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