- CAS
- 480424-76-8
- Formula
- C11H14BrMgNO
- MW
- 280.44 g/mol
Benzoxazole, 98%
Buy Benzoxazole, 98% (CAS 273-53-0) from Zemixal. Request a quote with price, lead time and documents. Packs from 5 g. Catalogue no. ZX-011737.
About Benzoxazole, 98%
Benzoxazole, 98% sits in our other Heterocyclic Building Blocks section and ships worldwide from stock or short lead time. For your records (98%), the material is defined by CAS 273-53-0, formula C7H5NO and molar mass 119.12 g/mol. Expect white to orange to yellow powder to lump to liquid.
Use cases we see most often
- Organic synthesis
- API synthesis
Storage and safety notes
Literature values: melting point 27-30 °C. It carries the GHS signal word Danger (H228, H302, H315 and H319), so wear gloves and eye protection and work with good ventilation.
Order it in 5 g and 25 g packs or ask for a bulk quotation. You receive a batch certificate of analysis and a 16-section SDS with each order. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.
Typical uses
- Organic synthesis
- API synthesis
Applications
Specifications and identifiers
| Product name | Benzoxazole, 98% |
|---|---|
| Catalogue number | ZX-011737 |
| CAS number | 273-53-0 |
| IUPAC name | 1,3-benzoxazole |
| Molecular formula | C7H5NO |
| Molar mass | 119.12 g/mol |
| Exact mass | 119.0371 |
| Purity / assay | 98% |
| Physical form | Powder |
| Appearance | White to orange to yellow powder to lump to liquid |
| Melting point | 27-30 °C |
| XLogP3 | 1.6 |
| H-bond donors / acceptors | 0 / 2 |
| Topological polar surface area | 26 Ų |
| HS code | 29349990 |
| InChIKey | BCMCBBGGLRIHSE-UHFFFAOYSA-N |
| SMILES | C1=CC=C2C(=C1)N=CO2 |
| PubChem CID | 9228 |
| Synonyms | 1-Oxa-3-aza-1H-indene, 1-Oxa-3-azaindene, 1,3-Benzoxazole # |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
Signal word Danger
- H228Flammable solid
- H302Harmful if swallowed
- H315Causes skin irritation
- H319Causes serious eye irritation
- H332Harmful if inhaled
- H335May cause respiratory irritation
Precautionary statements P210, P240, P241, P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P317, P319, P321, P330, P332 + P317, P337 + P317, P362 + P364, P370 + P378, P403 + P233, P405, P501
Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.
Pack sizes
| 5 g | Quoted on request | |
| 25 g | Quoted on request |
Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.
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