trans-3-Hydroxy-β-nitrostyrene
trans-3-Hydroxy-0e-nitrostyrene (CAS: 3156-44-3) is a chemical compound with the linear formula HOC6H4CH=CHNO2 and a molecular weight of 165.15 g/mol. It serves as a valuable building block in organic synthesis. Its characteristic nitroalkene functionality and hydroxyl group make it suitable for various chemical transformations and as an intermediate in the development of more complex molecules.
- IUPAC
- 1-Hydroxy-3-(2-nitrovinyl)benzene,2-(3-Hydroxyphenyl)nitroethene,trans-3-(2-Nitrovinyl)phenol
- Synonyms
- 1-Hydroxy-3-(2-nitrovinyl)benzene2-(3-Hydroxyphenyl)nitroethenetrans-3-(2-Nitrovinyl)phenol

Organic Synthesis Intermediate
This compound is utilised as a versatile intermediate in organic synthesis. Its reactive nitrovinyl group and phenolic hydroxyl moiety allow for diverse chemical reactions, facilitating the construction of complex molecular architectures.
Research and Development
trans-3-Hydroxy-0e-nitrostyrene is employed in research laboratories for exploring new synthetic pathways and developing novel compounds. It is a useful reagent for academic and industrial research in medicinal chemistry and materials science.
Building Block for Functional Materials
The structural features of this molecule lend themselves to the synthesis of functional materials. Its incorporation into larger structures can impart specific electronic or physical properties.
| Molecular weight | 165.15 |
|---|---|
| Linear formula | HOC6H4CH=CHNO2 |
| Assay | 96% |
| Melting point | 136-140 °C(lit.) |


Hazard statements
- H302Harmful if swallowed
- H315Causes skin irritation
- H319Causes serious eye irritation
- H400Very toxic to aquatic life
Precautionary statements
- P273Avoid release to the environment
- 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) | Xn,N |
| Risk statements (R) | 22-36/38-50 |
| Safety statements (S) | 26-36/37-60-61 |
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 trans-3-Hydroxy-0e-nitrostyrene used for?
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trans-3-Hydroxy-0e-nitrostyrene is primarily used as an intermediate in organic synthesis and in research and development for creating novel compounds and exploring new synthetic pathways.
What is the CAS number and formula for trans-3-Hydroxy-0e-nitrostyrene?
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The CAS number for trans-3-Hydroxy-0e-nitrostyrene is 3156-44-3 and its linear formula is HOC6H4CH=CHNO2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies trans-3-Hydroxy-0e-nitrostyrene with an assay of 96%. We do not represent this product as USP, BP, EP, or pharmacopoeia grade.
How should trans-3-Hydroxy-0e-nitrostyrene be handled safely?
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trans-3-Hydroxy-0e-nitrostyrene is classified with Warning signal word and hazards H302, H315, H319, H400. Handle with appropriate personal protective equipment including a dust mask (N95), eyeshields, and gloves. Avoid release to the environment. Ensure adequate ventilation.
How is trans-3-Hydroxy-0e-nitrostyrene shipped and exported?
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This product is shipped and exported under UN 3077, Environmentally hazardous substance, solid, n.o.s. (trans-3-Hydroxy-0e-nitrostyrene), 9, PGIII.
How can I request a sample or quote for trans-3-Hydroxy-0e-nitrostyrene?
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To request a sample or a quote for trans-3-Hydroxy-0e-nitrostyrene, please contact our sales department through the website or by phone, providing your contact details and quantity requirements.
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