2-Benzoxazolinone
2-Benzoxazolinone (CAS: 59-49-4, Formula: C7H5NO2) is a heterocyclic organic compound with a molecular weight of 135.12 g/mol. It serves as a valuable building block in chemical synthesis and is recognised for its applications in cell biology research. Specifically, it has been utilised to influence protein and carbohydrate content in plant species and as an inhibitor for seed germination.
- IUPAC
- 2-Hydroxybenzoxazole

Enhancement of Plant Biomolecules
2-Benzoxazolinone has been employed to increase the levels of proteins and carbohydrates in botanical studies, specifically observed in *B. oleracea* var. capitata.
Seed Germination Inhibition
This compound functions as an inhibitor for the germination of seeds, as demonstrated in studies involving *O. crenata*.
Heterocyclic Building Block
As a member of the heterocyclic building blocks category, 2-Benzoxazolinone is a useful intermediate in organic synthesis and chemical research.
| Molecular weight | 135.12 |
|---|---|
| Empirical formula | C7H5NO2 |
| Assay | 98% |
| Grade | purum |
| Application | 2-Benzoxazolinone was used to enhance the contents of proteins and carbohydrates in B. oleracea var. capitata1. It was also used as an O. crenata seed germination inhibitor2. |
| Melting point | 137-139 °C(lit.) |

Hazard statements
- H302Harmful if swallowed
- H312Harmful in contact with skin
- H332Harmful if inhaled
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Flash point | 160 °C / 320 °F |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 20/21/22 |
| Safety statements (S) | 36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Gene Information | human ... CYP1A2(1544) |
|---|
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 2-Benzoxazolinone used for?
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2-Benzoxazolinone has been used to enhance protein and carbohydrate content in plants like *B. oleracea* var. capitata and as a seed germination inhibitor for species such as *O. crenata*. It is also categorised as a heterocyclic building block for chemical synthesis.
What are the CAS number and chemical formula for 2-Benzoxazolinone?
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The CAS number for 2-Benzoxazolinone is 59-49-4, and its chemical formula is C7H5NO2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Benzoxazolinone with a minimum assay of 98%, in purum grade. We do not represent this product as USP, BP, or EP grade.
How should 2-Benzoxazolinone be handled safely?
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2-Benzoxazolinone is classified as harmful if swallowed, in contact with skin, or if inhaled (H302-H312-H332). Appropriate personal protective equipment includes a dust mask type N95 (US), eyeshields, and gloves. Handle in a well-ventilated area.
How is 2-Benzoxazolinone packed, shipped, and exported?
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Tech Serve Solutions offers 2-Benzoxazolinone for global export, adhering to all necessary shipping and handling regulations for chemical compounds.
How can I request a quote or sample of 2-Benzoxazolinone?
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To request a quote or a sample of 2-Benzoxazolinone, please contact our sales department via the website or direct inquiry.
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