93979

Umbelliferone

suitable for fluorescence indicator, ≥98.0% (HPLC)

• Synonym(s): 7-Hydroxy-2H-1-benzopyran-2-one, 7-Hydroxycoumarin
• Empirical Formula (Hill Notation): C₉H₆O₃
• CAS Number: 93-35-6
• Molecular Weight: 162.14
• UNSPSC Code: 12171500
• NACRES: NA.32
• PubChem Substance ID: 57653583
• EC Number: 202-240-3
• Beilstein/REAXYS Number: 127683
• MDL number: MFCD00006878
• Assay: ≥98.0% (HPLC)
• Form: crystals

Properties

• Quality Segment: 100
• assay: ≥98.0% (HPLC)
• form: crystals
• mp: 230 °C (dec.) (lit.), 230-234 °C
• solubility: dioxane: soluble, ethanol: soluble
• fluorescence: λ_ex 325 nm; λ_em 452 nm in 0.1 M citrate pH 3.0
• suitability: suitable for fluorescence indicator
• SMILES string: Oc1ccc2C=CC(=O)Oc2c1
• InChI: 1S/C9H6O3/c10-7-3-1-6-2-4-9(11)12-8(6)5-7/h1-5,10H
• InChI key: ORHBXUUXSCNDEV-UHFFFAOYSA-N

Description

Safety Information

• Storage Class: 11 - Combustible Solids
• wgk: WGK 3
• ppe: dust mask type N95 (US), Eyeshields, Gloves