X201

Xanthene

99%

• Empirical Formula (Hill Notation): C₁₃H₁₀O
• CAS Number: 92-83-1
• Molecular Weight: 182.22
• Beilstein: 133939
• EC Number: 202-194-4
• MDL number: MFCD00005055
• UNSPSC Code: 12352100
• PubChem Substance ID: 24902135

Properties

• Assay: 99%
• bp: 310-312 °C (lit.)
• mp: 101-102 °C (lit.)
• SMILES string: C1c2ccccc2Oc3ccccc13
• InChI: 1S/C13H10O/c1-3-7-12-10(5-1)9-11-6-2-4-8-13(11)14-12/h1-8H,9H2
• InChI key: GJCOSYZMQJWQCA-UHFFFAOYSA-N

Description

General description

Xanthene (10H-9-oxaanthracene) is a heterocyclic compound generally used as an important building block in organic synthesis. It is a core moiety of many dyes like fluorescein, eosins, and rhodamines.[1]

Application

Xanthene can be used as:

• A reactant in the dehydrogenative cross-coupling reaction with carbonyl compounds.[2][3]
• A substrate to synthesize N-xanthyl-p-toluenesulfonamide via C−H amination with tosyl azide using rhodium catalyst.[4]

Safety Information

• Pictograms: GHS07
• Signal Word: Warning
• Hazard Statements: H317
• Precautionary Statements: P280
• Hazard Classifications: Skin Sens. 1
• Storage Class Code: 11 - Combustible Solids
• WGK: WGK 3
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves