Xanthydrol
Xanthydrol (CAS: 90-46-0), with the molecular formula C13H10O2, is a chemical compound used primarily as a derivatization reagent. It is valuable in analytical chemistry for the specific determination of substances like acrylamide in water samples and urea. Xanthydrol is supplied with an assay of 98%, making it suitable for various research and synthesis applications.
- IUPAC
- 9-Hydroxyxanthene,9-Xanthenol
- Synonyms
- 9-Hydroxyxanthene9-Xanthenol

Derivatization Reagent for Water Analysis
Xanthydrol is employed in analytical methods to determine the presence of acrylamide in surface and drinking water. This is often achieved using Gas Chromatography-Mass Spectrometry (GC-MS).
Urea Determination
This compound serves as a derivatization reagent for the analysis of urea. High-Performance Liquid Chromatography (HPLC) with fluorescence detection is a common method utilising Xanthydrol for this purpose.
Chemical Synthesis
As a heterocyclic building block, Xanthydrol can be utilised in various organic synthesis pathways. Its structure lends itself to the creation of more complex molecules.
| Molecular weight | 198.22 |
|---|---|
| Empirical formula | C13H10O2 |
| Assay | 98% |
| Solubility | methanol: soluble50 mg/mL, slightly hazy |
| Storage temperature | 2-8°C |
| Application | Xanthydrol has been used as derivatization reagent in the determination of:• acrylamide in surface and drinking water by GC-MS method1• urea by HPLC with fluorescence detection2 |
| Melting point | 127-128 °C(lit.) |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
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 Xanthydrol used for?
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Xanthydrol is primarily used as a derivatization reagent for the determination of compounds like acrylamide in water samples and urea in analytical chemistry. It also serves as a building block in chemical synthesis.
What are the CAS number and formula for Xanthydrol?
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The CAS number for Xanthydrol is 90-46-0, and its empirical formula is C13H10O2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Xanthydrol with an assay of 98%. We do not represent this product as USP, BP, or EP grade.
How should Xanthydrol be handled and stored?
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When handling Xanthydrol, it is essential to use appropriate personal protective equipment, including eyeshields and gloves. A respirator filter of type N95 (US) or P1 (EN143) is recommended. Store the chemical at temperatures between 2-8°C.
Is Xanthydrol a controlled substance?
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The provided data does not indicate that Xanthydrol is a controlled substance.
How is Xanthydrol packed and shipped?
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Xanthydrol is carefully packed to ensure safe transit and is available for global export. Specific packaging details are confirmed upon order.
How can I request a sample or quote for Xanthydrol?
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To request a sample or a quote for Xanthydrol, please contact the Tech Serve Solutions sales team through our website or by phone.
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