Tetrapropylammonium chloride
Tetrapropylammonium chloride (CAS 5810-42-4) is a quaternary ammonium salt with the linear formula (CH3CH2CH2)4N(Cl) and a molecular weight of 221.81 g/mol. This compound is commonly employed as a phase transfer catalyst in chemical synthesis, facilitating reactions between immiscible phases. Its properties make it a valuable reagent in organic chemistry for various synthetic transformations, offering efficient reaction pathways.

Phase Transfer Catalysis
Tetrapropylammonium chloride serves as an effective phase transfer catalyst, enabling reactions between reactants located in different immiscible phases (e.g., aqueous and organic). It enhances reaction rates and yields by transporting anions from the aqueous phase to the organic phase.
Chemical Synthesis
This compound is utilised as a reagent in diverse organic synthesis applications. It can be involved in alkylation, oxidation, and reduction reactions, contributing to the formation of complex molecules and intermediates.
Ion Pairing Reagent
In analytical chemistry, tetrapropylammonium chloride can be used as an ion-pairing agent in chromatography, particularly in High-Performance Liquid Chromatography (HPLC), to improve the separation of ionic compounds.
| Molecular weight | 221.81 |
|---|---|
| Linear formula | (CH3CH2CH2)4N(Cl) |
| Assay | 98% |
| Melting point | 240-242 °C(lit.) |

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 Tetrapropylammonium chloride used for?
+
Tetrapropylammonium chloride is primarily used as a phase transfer catalyst in chemical synthesis. It also finds applications as a reagent in organic reactions and as an ion-pairing agent in chromatography.
What is the CAS number and formula for Tetrapropylammonium chloride?
+
The CAS number for Tetrapropylammonium chloride is 5810-42-4, and its linear formula is (CH3CH2CH2)4N(Cl).
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies Tetrapropylammonium chloride with an assay of 98%. This product is suitable for research and chemical synthesis. TSS does not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should Tetrapropylammonium chloride be handled safely?
+
Tetrapropylammonium chloride may cause skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Always handle with appropriate personal protective equipment, including eyeshields, gloves, and a dust mask type N95 (US). Ensure good ventilation.
Does TSS export this chemical?
+
Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including Tetrapropylammonium chloride.
How can I request a sample or quote for Tetrapropylammonium chloride?
+
To request a sample or a quotation for Tetrapropylammonium chloride, please contact our sales team through the website or by phone.
▶ Related products

1-(2-Fluorobenzyl)piperazine
C11H15FN2
Chemical Synthesis
1-(2-Fluorophenyl)biguanide hydrochloride
Chemical Synthesis

1-(2-Fluorophenyl)cyclopropanecarboxylic acid
C10H9FO2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine
C10H13FN2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine monohydrochloride
C10H13FN2 · HCl
Chemical Synthesis
1-(2-Furoyl)-1H-benzotriazole
C11H7N3O2
Chemical Synthesis
1-(2-Furoyl)piperazine
C9H12N2O2
Chemical Synthesis
1-(2-Hydroxy-5-methylphenyl)-3-phenyl-1,3-propanedione
Chemical Synthesis
▶ Explore more

3-Methyl-1,5-di-p-tolyl-1,4-pentazadiene
Chemical Synthesis

3-Methyl-1,5-pentanediol
Chemical Synthesis

3-Methyl-1-(2-methylphenyl)-1H-pyrazol-5-amine
C11H13N3
Chemical Synthesis
3-Methyl-1-(3′-sulfoamidophenyl)-5-pyrazolone
C10H11N3O3S
Chemical Synthesis