Benzo[k,l]xanthene-3,4-dicarboxylic anhydride
Benzo[k,l]xanthene-3,4-dicarboxylic anhydride (CAS 36310-05-1), with the molecular formula C18H8O4 and a molecular weight of 288.25 g/mol, is a complex organic compound. It serves as a valuable building block in chemical synthesis, particularly within the realm of organic chemistry. Its structure, featuring an anhydride functional group fused to a xanthene core, makes it suitable for various derivatisation reactions in research and development settings.
- IUPAC
- Benzoxanthene anhydride
- Synonyms
- 36310-05-1C18H8O4Benzoxanthene anhydride
![Benzo[k,l]xanthene-3,4-dicarboxylic anhydride (C18H8O4) — chemical structure, CAS 36310-05-1; Chemistry, fine chemical supplied by Tech Serve Solutions](/_next/image?url=https%3A%2F%2Fpub-f4d920c906024441a773a96f7098e551.r2.dev%2Fimages%2Fproducts%2F36310-05-1.png&w=3840&q=75)
Organic Synthesis Intermediate
This anhydride is utilized as a key intermediate in the synthesis of more complex organic molecules. Its reactive anhydride functionality allows for facile derivatization, making it a versatile component in multi-step synthetic pathways.
Research and Development
As a specialized building block, Benzo[k,l]xanthene-3,4-dicarboxylic anhydride finds application in academic and industrial research laboratories. It is employed in exploring novel chemical reactions and developing new materials or compounds with unique properties.
Material Science Applications
The rigid, polycyclic structure suggests potential use in the development of advanced materials, such as polymers or functional dyes. Further research may explore its incorporation into materials requiring specific optical or electronic characteristics.
| Molecular weight | 288.25 |
|---|---|
| Empirical formula | C18H8O4 |
| Melting point | >300 °C(lit.) |

Hazard statements
- H301Toxic if swallowed
- H319Causes serious eye irritation
Precautionary statements
- P301IF SWALLOWED
- P305IF IN EYES
| Protective equipment | Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 2811 6.1 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T |
| Risk statements (R) | 25 |
| Safety statements (S) | 36-45 |
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 Benzo[k,l]xanthene-3,4-dicarboxylic anhydride used for?
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Benzo[k,l]xanthene-3,4-dicarboxylic anhydride is primarily used as a building block in organic synthesis and for research and development purposes in academic and industrial laboratories. Its structure lends itself to the creation of more complex organic molecules and potentially advanced materials.
What are the CAS number and formula for Benzo[k,l]xanthene-3,4-dicarboxylic anhydride?
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The CAS number is 36310-05-1, and the empirical formula is C18H8O4.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this chemical for research and development purposes. The exact grade and purity are available upon request and are not represented as USP, BP, EP, or any pharmacopoeia standard.
How should Benzo[k,l]xanthene-3,4-dicarboxylic anhydride be handled?
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This compound is classified as toxic if swallowed and causes serious eye irritation (H301-H319). Handle with appropriate personal protective equipment, including eyeshields, faceshields, gloves, and a P2 respirator if necessary. Always consult the Safety Data Sheet (SDS) before handling.
How is this chemical packed and shipped?
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Tech Serve Solutions exports this chemical globally. Packaging adheres to international shipping regulations for hazardous materials, including UN 2811 classification. Please contact us for specific shipping and handling details.
How can I request a sample or quote for Benzo[k,l]xanthene-3,4-dicarboxylic anhydride?
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To request a sample or obtain a quotation, please contact our sales department via the website or direct email, providing your specific requirements.
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