K2750
凯林
crystalline
别名:
呋喃并色酮
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关于此项目
经验公式（希尔记法）:
C14H12O5
化学文摘社编号:
分子量:
260.24
EC Number:
201-392-8
UNSPSC Code:
41116107
PubChem Substance ID:
Beilstein/REAXYS Number:
263185
MDL number:
InChI key
HSMPDPBYAYSOBC-UHFFFAOYSA-N
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
SMILES string
COc1c2OC(C)=CC(=O)c2c(OC)c3ccoc13
form
crystalline
technique(s)
HPLC: suitable, gas chromatography (GC): suitable
color
light yellow
bp
180-200 °C/0.05 mmHg (lit.)
mp
150-154 °C (lit.)
format
neat
storage temp.
−20°C
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General description
Khellin is a drug, which belongs to the group of furochromones.It is isolated from a perennial plant named Ammivisnaga L, that usually grows in the mediterranean regions.
Application
Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.
signalword
Danger
Hazard Classifications
Acute Tox. 3 Dermal - Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
target_organs
Respiratory system
存储类别
6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges
法规信息
新产品
此项目有
Total synthesis of khellin via a chromium carbene complex
Yamashita A
Journal of the American Chemical Society, 107(20), 5823-5824 (1985)
G Carlie et al.
The British journal of dermatology, 149(4), 707-717 (2003-11-18)
Khellin is a naturally occurring furochromone which, when combined with artificial ultraviolet (UV) A or solar irradiation (KUVA), is reported to repigment vitiligo skin as effectively as PUVA photochemotherapy. The exact mechanism of KUVA-induced repigmentation is unknown. The aim of
Karin G Haug et al.
European journal of pharmaceutical sciences : official journal of the European Federation for Pharmaceutical Sciences, 45(1-2), 79-89 (2011-11-17)
Ammi visnaga L. (syn. Khella, Apiaceae) preparations have traditionally been used in the Middle East for the treatment of kidney stone disease. Visnagin, a furanocoumarin derivative, is one of the main compounds of Ammi visnaga with potential effects on kidney
Nishit S Patel et al.
Dermatologic surgery : official publication for American Society for Dermatologic Surgery [et al.], 38(3), 381-391 (2012-02-01)
Vitiligo is an acquired multifocal and polygenic dyschromia that affects 1% to 3% of the world and presents as multiple depigmented macules and patches. Traditionally, the treatment of vitiligo has focused on pharmacologic interventions, but nearly half of all treated
Sally S El-Nakkady et al.
Acta poloniae pharmaceutica, 69(4), 645-655 (2012-08-11)
Bromination of visnaginone (1) yielded the dibromo derivative (2), which upon methylation with methyl iodide gave 1-(2,7-dibromo-4,6-dimethoxybenzofuran-5-yl) ethanone (3). Compound (3) reacted with dimethylformamide dimethylacetal to give (4). The reaction of (3) with aromatic aldehydes namely (vanillin, benzaldehyde and 3-anisaldehyde)
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