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Key Documents

60730

Sigma-Aldrich

Khellin

for microscopy

Synonym(s):

4,9-Dimethoxy-7-methyl-5H-furo[3,2-g][1]benzopyran-5-one

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10 G
2 510,00 kr

2 510,00 kr


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10 G
2 510,00 kr

About This Item

Empirical Formula (Hill Notation):
C14H12O5
CAS Number:
Molecular Weight:
260.24
Beilstein:
263185
EC Number:
MDL number:
UNSPSC Code:
12171500
PubChem Substance ID:
NACRES:
MA.02

2 510,00 kr


Please contact Customer Service for Availability

Request a Bulk Order

grade

for microscopy

Quality Level

Assay

≥98.0% (HPLC)

form

powder

bp

180-200 °C/0.05 mmHg (lit.)

mp

150-154 °C (lit.)

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

room temp

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

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Pictograms

Skull and crossbones

Signal Word

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

Storage Class Code

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

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Karin G Haug et al.
Planta medica, 78(17), 1831-1836 (2012-10-26)
The furanochromone visnagin is one of the main compounds of Ammi visnaga L. (syn. Khella) with potential effects on kidney stone prevention. After determination of the pharmacokinetic properties of visnagin after intravenous bolus administration in rats, the aim of the
Pattaraporn Vanachayangkul et al.
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences, 877(7), 653-656 (2009-02-04)
A rapid and sensitive method for the determination of visnagin in rat plasma was developed using liquid chromatography tandem mass spectrometry (LC-MS/MS). The plasma samples were processed by protein precipitation with methanol:acetonitrile (25:75) and warfarin was used as the internal
J de Leeuw et al.
Journal of the European Academy of Dermatology and Venereology : JEADV, 25(1), 74-81 (2010-05-19)
Various surgical and non-surgical methods are available to treat vitiligo. Surgical techniques such as epidermal blister graft transplantation may be effective for the re-pigmentation of stable, but refractory vitiligo areas. Khellin has phototherapeutic properties that are similar to those of
Fatma A Ragab et al.
European journal of medicinal chemistry, 42(8), 1117-1127 (2007-03-10)
The synthesis of 9- and 6-alkylaminomethyl furoflavones 5a, b, 9a-c, 13a, b, 15a-g and 18 from the naturally occurring chromones visnagin and khellin. Gastroprotective potency of these compounds in the ethanol damage model was determined. The results indicate that, through
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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