4,5-Dihydroxyanthraquinone-2-carboxylic acid
4,5-Dihydroxyanthraquinone-2-carboxylic acid (CAS: 478-43-3), with the molecular formula C15H8O6 and a molecular weight of 284.22 g/mol, is a significant organic building block. This compound, also known as Rhein, is characterized by its anthraquinone structure with hydroxyl and carboxylic acid functional groups. It serves as a versatile intermediate in various chemical synthesis pathways, particularly in the creation of complex organic molecules and dyes.
- IUPAC
- 4,5-Dihydroxyanthraquinone-2-carboxylic acid,9,10-Dihydro-4,5-dihydroxy-9,10-dioxo-2-anthracenecarboxylic acid,Rhein,Rhubarb yellow
- Synonyms
- C15H8O69,10-Dihydro-4,5-dihydroxy-9,10-dioxo-2-anthracenecarboxylic acidRheinRhubarb yellow
Organic Synthesis Intermediate
4,5-Dihydroxyanthraquinone-2-carboxylic acid is utilized as a key intermediate in the synthesis of more complex organic compounds. Its functional groups allow for diverse chemical modifications, making it valuable in the development of novel molecules for research and industrial applications.
Dye and Pigment Precursor
The anthraquinone core of this compound suggests its potential application in the synthesis of dyes and pigments. Its structure can be modified to impart specific colour properties and stability for various material coloration needs.
Research and Development
As a building block, 4,5-Dihydroxyanthraquinone-2-carboxylic acid is employed in research laboratories for exploring new chemical reactions and developing new chemical entities. Its availability supports academic and industrial R&D efforts.
| Molecular weight | 284.22 |
|---|---|
| Empirical formula | C15H8O6 |
| Assay | ~85% |
| Grade | technical |
| Melting point | ≥300 °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) | 2 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-37/39 |
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 4,5-Dihydroxyanthraquinone-2-carboxylic acid used for?
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4,5-Dihydroxyanthraquinone-2-carboxylic acid (CAS: 478-43-3) is primarily used as a building block in organic synthesis and as a potential precursor for dyes and pigments. It is also widely used in research and development settings.
What are the CAS number and molecular formula?
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The CAS number for 4,5-Dihydroxyanthraquinone-2-carboxylic acid is 478-43-3, and its molecular formula is C15H8O6.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4,5-Dihydroxyanthraquinone-2-carboxylic acid with a technical grade and an assay of approximately 85%. TSS does not represent this product as USP, BP, or EP grade.
What are the safety considerations for handling this chemical?
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This compound is classified with GHS07 symbol and a 'Warning' signal word. It may cause skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Appropriate personal protective equipment, including a dust mask type N95 (US), eyeshields, and gloves, should be used. Handle in a well-ventilated area.
How is 4,5-Dihydroxyanthraquinone-2-carboxylic acid shipped and exported?
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Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals. We ensure that all products, including 4,5-Dihydroxyanthraquinone-2-carboxylic acid, are packed and shipped in compliance with international regulations for safe transport.
How can I request a sample or quote?
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To request a sample or a quote for 4,5-Dihydroxyanthraquinone-2-carboxylic acid, please contact our sales department through the website or by phone. Our team will be happy to assist you with your inquiry.
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