1,3-Dihydro-4-(5-fluoro-2-hydroxyphenyl)-2H-1,5-benzodiazepin-2-one
1,3-Dihydro-4-(5-fluoro-2-hydroxyphenyl)-2H-1,5-benzodiazepin-2-one (CAS 351003-09-3) is a heterocyclic organic compound with the molecular formula C15H11FN2O2 and a molecular weight of 270.26 g/mol. This building block is primarily utilised in chemical synthesis, particularly within the realm of heterocyclic chemistry. It serves as a valuable intermediate for researchers developing novel molecules and materials.
- Synonyms
- 351003-09-3, C15H11FN2O2

Chemical Synthesis Intermediate
This compound acts as a key intermediate in the synthesis of more complex organic molecules. Its specific structure, featuring a fluorinated hydroxyphenyl group attached to a benzodiazepine core, allows for targeted chemical modifications.
Heterocyclic Building Block
As a heterocyclic building block, it is employed in the construction of diverse nitrogen-containing heterocyclic systems. These structures are frequently found in pharmaceuticals and advanced materials.
Research and Development
Primarily used in laboratory settings for R&D purposes, this chemical enables exploration of new synthetic pathways and the creation of novel chemical entities.
| Molecular weight | 270.26 |
|---|---|
| Empirical formula | C15H11FN2O2 |
| Assay | 97% |
| Melting point | 278-282 °C(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
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 1,3-Dihydro-4-(5-fluoro-2-hydroxyphenyl)-2H-1,5-benzodiazepin-2-one used for?
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This compound is primarily used as a building block in chemical synthesis and research and development.
What is the CAS number and molecular formula?
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The CAS number is 351003-09-3, and the molecular formula is C15H11FN2O2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this chemical with an assay of 97%. We do not represent this product as USP, BP, or EP grade.
How should this chemical be handled safely?
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This compound is a Warning substance (GHS07) and may cause skin irritation (H315), eye irritation (H319), and respiratory irritation (H335). Handle with appropriate personal protective equipment, including a dust mask type N95 (US), eyeshields, and gloves. Ensure good ventilation.
Is this product suitable for export?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals and laboratory reagents.
How can I request a quote or sample?
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Please contact our sales team via the website or directly to request a quotation or a sample for evaluation.
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