00899

Khellin

analytical standard

• Synonym(e): 4,9-Dimethoxy-7-methyl-furo[3,2-g][1]benzopyran-5-on
• Empirische Formel (Hill-System): C₁₄H₁₂O₅
• CAS-Nummer: 82-02-0
• Molekulargewicht: 260.24
• UNSPSC Code: 85151701
• NACRES: NA.24
• PubChem Substance ID: 329747161
• EC Number: 201-392-8
• Beilstein/REAXYS Number: 263185
• MDL number: MFCD00005007

Eigenschaften

• grade: analytical standard
• Quality Segment: 100
• assay: ≥98.0% (HPLC)
• shelf life: limited shelf life, expiry date on the label
• impurities: ≤1.0% water
• bp: 180-200 °C/0.05 mmHg (lit.)
• mp: 150-154 °C (lit.)
• application(s): food and beverages
• format: neat
• SMILES string: COc1c2OC(C)=CC(=O)c2c(OC)c3ccoc13
• InChI: 1S/C14H12O5/c1-7-6-9(15)10-11(16-2)8-4-5-18-12(8)14(17-3)13(10)19-7/h4-6H,1-3H3
• InChI key: HSMPDPBYAYSOBC-UHFFFAOYSA-N

Beschreibung

General description

Khellin, is reported to be an efficient drug for treating vitiligo when combined with ultraviolet A irradiation.

Application

Khellin has been used as a reference standard for supercritical fluid extraction of khellin from Ammi visnaga L. fruits to understand the various medicinal effects of γ-Pyrones by reversed phase HPLC method.

Other Notes

Find a digital Reference Material for this product available on our online platform ChemisTwin® for NMR. You can use this digital equivalent on ChemisTwin® for your sample identity confirmation and compound quantification (with digital external standard). An NMR spectrum of this substance can be viewed and an online comparison against your sample can be performed with a few mouseclicks. Learn more here and start your free trial.

Sicherheitshinweise

• Piktogramme: GHS06
• Signalwort: Danger
• Gefahrencodes: H301 + H311 + H331,H315,H319,H335
• Sicherheitshinweise: P261 - P280 - P301 + P310 - P302 + P352 + P312 - P304 + P340 + P311 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 3 Dermal - Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
• Zielorgane: Respiratory system
• Lagerklasse: 6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects
• WGK: WGK 3
• Flammpunkt (°F): No data available
• Flammpunkt (°C): No data available