Sodium phenoxide trihydrate
Sodium phenoxide trihydrate (CAS 156150-40-2), with the linear formula NaOC₆H₅ · 3H₂O and a molecular weight of 170.14 g/mol, is a white to off-white solid. It serves as a valuable precursor in materials science, particularly for applications in micro/nanoelectronics and solution deposition processes. This compound is a key source of sodium and phenoxide ions for various chemical syntheses and material fabrication techniques.
- IUPAC
- Sodium phenolate
- Synonyms
- Sodium phenolate trihydrate

Precursor for Materials Synthesis
Sodium phenoxide trihydrate acts as a fundamental building block in the synthesis of advanced materials. Its chemical structure allows for the controlled incorporation of sodium and phenoxide moieties into complex matrices.
Micro/Nanoelectronic Applications
This compound is utilized in the fabrication of micro and nanoelectronic components. It can serve as a precursor in deposition processes where precise control over material composition is critical for device performance.
Solution Deposition Precursor
As a precursor for solution deposition, sodium phenoxide trihydrate can be dissolved and applied to substrates. This method is important for creating thin films and coatings with specific electronic or optical properties.
| Molecular weight | 170.14 |
|---|---|
| Linear formula | NaOC6H5 · 3H2O |
| Assay | 99% |
| Form | solid |
| Melting point | 61-64 °C(lit.) |

Hazard statements
- H314Causes severe skin burns and eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 2905PSN1 8 / PGIII |
| Water hazard class (WGK, DE) | 2 |
| Hazard codes (EU) | C |
| Risk statements (R) | 34 |
| Safety statements (S) | 26-27-28-36/37/39-45 |
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 Sodium phenoxide trihydrate used for?
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Sodium phenoxide trihydrate is used as a precursor in materials science, particularly for micro/nanoelectronics and solution deposition processes. It provides a source of sodium and phenoxide ions for chemical synthesis and material fabrication.
What are the CAS number and formula for Sodium phenoxide trihydrate?
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The CAS number for Sodium phenoxide trihydrate is 156150-40-2. Its linear formula is NaOC₆H₅ · 3H₂O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Sodium phenoxide trihydrate with an assay of 99%. This product is not represented as USP, BP, EP, or other pharmacopoeia grades.
How should Sodium phenoxide trihydrate be handled?
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Sodium phenoxide trihydrate causes severe skin burns and eye damage (H314). Appropriate personal protective equipment, including eyeshields, faceshields, chemical-resistant gloves, and respiratory protection, must be used. Handle in a well-ventilated area and avoid dust formation.
How is Sodium phenoxide trihydrate packed and shipped?
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Sodium phenoxide trihydrate is shipped as a UN 2905, Class 8, Packing Group III material. Specific packaging details are available upon request, and TSS is a seasoned global exporter.
How can I request a sample or quote?
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To request a sample or a quote for Sodium phenoxide trihydrate, please contact our sales team through the website or by phone. Specify the quantity and delivery location.
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