1,1,2,2-Tetrakis(p-hydroxyphenyl)ethane
1,1,2,2-Tetrakis(p-hydroxyphenyl)ethane (CAS 7727-33-5), with the molecular formula C26H22O4, is a complex organic compound utilized as a valuable building block in chemical synthesis. Its tetra-functional phenolic structure makes it suitable for incorporation into polymers and other complex organic molecules. This compound serves as a key intermediate in various research and development applications, offering a unique structural motif for advanced material science and organic chemistry.
- IUPAC
- 1,1,2,2-Ethanetetra-p-phenol
- Synonyms
- 2-Tetrakis(p-hydroxyphenyl)ethane1,1,2,2-Ethanetetra-p-phenol

Polymer Synthesis
The tetra-hydroxyphenyl structure allows 1,1,2,2-Tetrakis(p-hydroxyphenyl)ethane to act as a cross-linking agent or monomer in the synthesis of specialty polymers, contributing to enhanced thermal stability and material rigidity.
Organic Building Block
As a versatile organic building block, this compound can be employed in multi-step synthesis pathways to create complex molecules with specific functionalities for pharmaceutical or material science research.
Research and Development
Utilised in academic and industrial R&D settings, it serves as a starting material or intermediate for exploring novel chemical reactions and developing new compounds with potential applications.
| Molecular weight | 398.45 |
|---|---|
| Empirical formula | C26H22O4 |
| Impurities tested | ≤10% residual solvent |


Hazard statements
- H318Causes serious eye damage
- H400Very toxic to aquatic life
Precautionary statements
- P273Avoid release to the environment
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Transport (UN / ADR) | UN 3077 9 / PGIII |
| Water hazard class (WGK, DE) | 2 |
| Hazard codes (EU) | Xi,N |
| Risk statements (R) | 41-50/53 |
| Safety statements (S) | 26-39-60-61 |
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 1,1,2,2-Tetrakis(p-hydroxyphenyl)ethane used for?
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1,1,2,2-Tetrakis(p-hydroxyphenyl)ethane is primarily used as a building block in chemical synthesis, particularly in the development of specialty polymers and complex organic molecules for research purposes.
What are the CAS number and molecular formula?
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The CAS number for 1,1,2,2-Tetrakis(p-hydroxyphenyl)ethane is 7727-33-5, and its empirical formula is C26H22O4.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1,1,2,2-Tetrakis(p-hydroxyphenyl)ethane with specific impurity limits, such as ≤10% residual solvent. TSS does not represent this product as USP, BP, or EP grade.
What are the main hazards associated with this chemical?
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This chemical is classified as Danger, posing a risk of serious eye damage (H318) and is very toxic to aquatic life with long-lasting effects (H400). Appropriate personal protective equipment, including eyeshields, gloves, and a dust mask (N95 type), should be used.
How is this chemical shipped and exported?
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1,1,2,2-Tetrakis(p-hydroxyphenyl)ethane is shipped under UN 3077 classification, Hazard Class 9, Packaging Group III. Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals.
How can I request a sample or a quote?
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To request a sample or a quote for 1,1,2,2-Tetrakis(p-hydroxyphenyl)ethane, please contact our sales team through our website or direct contact channels.
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