6-Amino-2H-1,4-benzoxazin-3(4H)-one
6-Amino-2H-1,4-benzoxazin-3(4H)-one (CAS: 89976-75-0) is an organic compound with the molecular formula C8H8N2O2 and a molecular weight of 164.16 g/mol. This benzoxazine derivative features both amine and lactam functionalities, making it a versatile building block in organic synthesis. It is primarily utilised in research and development settings for the creation of novel chemical entities and complex molecular structures, particularly within the fields of medicinal chemistry and materials science.
- IUPAC
- 6-Amino-3,4-dihydro-3-oxo-2H-1,4-benzoxazine,6-Amino-3-oxo-3,4-dihydrobenzo[1,4]oxazine,6-Amino-2H-benzo[b][1,4]oxazin-3(4H)-one,6-Amino-4H-benzo[1,4]oxazin-3-one
- Synonyms
- 6-Amino-3,4-dihydro-3-oxo-2H-1,4-benzoxazine6-Amino-3-oxo-3,4-dihydrobenzo[1,4]oxazine6-Amino-2H-benzo[b][1,4]oxazin-3(4H)-one6-Amino-4H-benzo[1,4]oxazin-3-one

Organic Synthesis Intermediate
This compound serves as a valuable intermediate in multi-step organic syntheses. Its amine and lactam groups offer reactive sites for various chemical transformations, enabling the construction of more complex molecular architectures.
Medicinal Chemistry Research
6-Amino-2H-1,4-benzoxazin-3(4H)-one is employed in medicinal chemistry for the development of potential therapeutic agents. Its scaffold can be incorporated into new drug candidates targeting various biological pathways.
Building Block for Heterocycles
The inherent structure of this molecule makes it an ideal starting material for synthesising diverse heterocyclic compounds. Researchers utilise it to explore new chemical space and generate novel compounds with potentially useful properties.
| Molecular weight | 164.16 |
|---|---|
| Empirical formula | C8H8N2O2 |
| Assay | 97% |
| Storage temperature | 2-8°C |
| Melting point | 88-93 °C |

Hazard statements
- H302Harmful if swallowed
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Water hazard class (WGK, DE) | 3 |
|---|---|
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-52 |
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 6-Amino-2H-1,4-benzoxazin-3(4H)-one used for?
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6-Amino-2H-1,4-benzoxazin-3(4H)-one is primarily used as a building block in organic synthesis, particularly in medicinal chemistry research for the development of novel compounds and potential therapeutic agents.
What is the CAS number and molecular formula for this compound?
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The CAS number is 89976-75-0 and the molecular formula is C8H8N2O2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 6-Amino-2H-1,4-benzoxazin-3(4H)-one with an assay of 97%. TSS does not represent this product as USP, BP, EP, or pharmaceutical grade.
What are the safety and handling considerations for 6-Amino-2H-1,4-benzoxazin-3(4H)-one?
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This compound is classified as a GHS07 Warning. It is harmful if swallowed (H302), causes skin irritation (H315), causes serious eye irritation (H319), and may cause respiratory irritation (H335). Handle with appropriate personal protective equipment, ensuring good ventilation, and avoid contact with skin, eyes, and clothing. Store at 2-8°C.
How is this chemical packed and shipped?
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This chemical is carefully packed for secure transit and is exported globally by Tech Serve Solutions, a specialist supplier since 1998.
How can I request a sample or quote for 6-Amino-2H-1,4-benzoxazin-3(4H)-one?
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Please contact our customer service team via the website or phone to request a sample or obtain a quotation for 6-Amino-2H-1,4-benzoxazin-3(4H)-one.
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