Tetrabutylammonium nitrite
Tetrabutylammonium nitrite (CAS: 26501-54-2) is a chemical compound with the linear formula (CH3CH2CH2CH2)4N(NO2) and a molecular weight of 288.47 g/mol. This quaternary ammonium salt serves as a valuable reagent in organic synthesis, particularly as a source of nitrite ions. It finds application as a phase transfer catalyst and in the synthesis of various specialty chemicals, contributing to its utility in research and industrial chemical processes.

Phase Transfer Catalysis
Tetrabutylammonium nitrite can function as a phase transfer catalyst, facilitating reactions between reactants in different phases. This enables reactions that might otherwise be slow or require harsh conditions.
Organic Synthesis
As a source of the nitrite anion, it is employed in various organic transformations. Its applications include nucleophilic substitution reactions and the synthesis of nitro compounds.
Specialty Chemical Production
This compound is utilised in the production of specific fine chemicals and intermediates where the introduction of a nitrite group is required in a controlled manner.
| Molecular weight | 288.47 |
|---|---|
| Linear formula | (CH3CH2CH2CH2)4N(NO2) |
| Assay | ≥97.0% (NT) |

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 Tetrabutylammonium nitrite used for?
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Tetrabutylammonium nitrite is primarily used in organic synthesis as a reagent for introducing nitrite ions and as a phase transfer catalyst in various chemical reactions.
What are the CAS number and formula for Tetrabutylammonium nitrite?
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The CAS number for Tetrabutylammonium nitrite is 26501-54-2, and its linear formula is (CH3CH2CH2CH2)4N(NO2).
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Tetrabutylammonium nitrite with an assay of ≥97.0% (NT). This is a technical grade material, and TSS does not represent it as USP, BP, or EP grade.
How should Tetrabutylammonium nitrite be handled safely?
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Tetrabutylammonium nitrite is a Warning chemical that causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Handle with appropriate personal protective equipment including eyeshields, gloves, and a dust mask type N95 (US). Ensure good ventilation.
Is Tetrabutylammonium nitrite suitable for export?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including Tetrabutylammonium nitrite, and can accommodate export requests.
How can I request a quote or sample for Tetrabutylammonium nitrite?
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To request a quote or sample for Tetrabutylammonium nitrite, please contact the Tech Serve Solutions sales team through our website or designated contact channels.
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