1,2,3,4-Tetrahydroquinoxaline
1,2,3,4-Tetrahydroquinoxaline (CAS: 3476-89-9, C8H10N2) is a valuable heterocyclic organic compound with a molecular weight of 134.18 g/mol. It serves as a versatile building block in chemical synthesis, particularly within the realm of quinoxaline chemistry. This compound is widely employed in the development of novel molecules and materials, finding applications in various research and industrial sectors requiring specialised heterocyclic intermediates.
- Synonyms
- 4-Tetrahydroquinoxaline3476-89-9C8H10N2

Organic Synthesis Intermediate
1,2,3,4-Tetrahydroquinoxaline is a key intermediate in the synthesis of more complex organic molecules. Its heterocyclic structure makes it suitable for further functionalisation and incorporation into various chemical scaffolds.
Pharmaceutical Research
This compound can be utilised as a building block in the exploration and development of new pharmaceutical agents. Its quinoxaline core is found in various biologically active compounds.
Materials Science
The compound may be used in the synthesis of novel materials with specific electronic or optical properties, owing to its aromatic heterocyclic nature.
Agrochemical Development
It serves as a precursor for the synthesis of potential agrochemical compounds, contributing to the development of new crop protection agents.
| Molecular weight | 134.18 |
|---|---|
| Empirical formula | C8H10N2 |
| Assay | 95% |
| Melting point | 92-98 °C |

Hazard statements
- H301Toxic if swallowed
Precautionary statements
- P301IF SWALLOWED
| Protective equipment | dust mask type N95 (US), Eyeshields, Faceshields, Gloves |
|---|---|
| Transport (UN / ADR) | UN 2811 6.1 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22 |
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 1,2,3,4-Tetrahydroquinoxaline used for?
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1,2,3,4-Tetrahydroquinoxaline is primarily used as a building block in organic synthesis, particularly for creating more complex quinoxaline derivatives. It finds applications in pharmaceutical research, materials science, and agrochemical development.
What is the CAS number and molecular formula for 1,2,3,4-Tetrahydroquinoxaline?
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The CAS number for 1,2,3,4-Tetrahydroquinoxaline is 3476-89-9, and its molecular formula is C8H10N2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1,2,3,4-Tetrahydroquinoxaline with a minimum assay of 95%. This product is supplied for research and development purposes and is not represented as USP, BP, EP, or any other pharmacopoeia grade.
How should 1,2,3,4-Tetrahydroquinoxaline be handled safely?
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1,2,3,4-Tetrahydroquinoxaline is classified as dangerous (Danger, H301 - Toxic if swallowed). Handling requires appropriate personal protective equipment including a dust mask (type N95 US), eyeshields, faceshields, and gloves. Ensure adequate ventilation and avoid ingestion.
Is 1,2,3,4-Tetrahydroquinoxaline available for export?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including 1,2,3,4-Tetrahydroquinoxaline. We ship products worldwide, adhering to all necessary regulations.
How can I request a quote or sample of 1,2,3,4-Tetrahydroquinoxaline?
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To request a quote or sample, please contact our sales team directly through the website or by phone. Please specify the quantity required and your shipping details.
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