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60730

Khellin

suitable for microscopy

Synonym(e):

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

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Über diesen Artikel

Empirische Formel (Hill-System):
C14H12O5
CAS-Nummer:
Molekulargewicht:
260.24
UNSPSC Code:
12171500
NACRES:
MA.02
PubChem Substance ID:
EC Number:
201-392-8
Beilstein/REAXYS Number:
263185
MDL number:
Technischer Dienst
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assay

≥98.0% (HPLC)

Quality Segment

form

powder

bp

180-200 °C/0.05 mmHg (lit.)

mp

150-154 °C (lit.)

suitability

suitable for microscopy

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

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

Lagerklasse

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



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Salama Omar et al.
Photochemical & photobiological sciences : Official journal of the European Photochemistry Association and the European Society for Photobiology, 8(8), 1179-1186 (2009-07-30)
A theoretical investigation of the formation and spectroscopic properties of the furan and pyrone monoadducts between the photosensitizer khellin and DNA base thymine is reported. The thermal reaction pathways involve very high barriers, whereas the excited state surfaces display low
Ameen Ali Abu-Hashem et al.
Molecules (Basel, Switzerland), 16(3), 1956-1972 (2011-03-02)
6-[(4-Methoxy/4,9-dimethoxy)-7-methylfurochromen-5-ylideneamino]-2-thioxo-2,3-dihydropyrimidin-4-ones 1a,b were prepared by reaction of 6-amino-2-thiouracil with visnagen or khellin, respectively. Reaction of 1a,b with methyl iodide afforded furochromenylideneaminomethylsulfanylpyrimidin-4-ones 2a,b. Compounds 2a,b were reacted with secondary aliphatic amines to give the corresponding furochromen-ylideneamino-2-substituted pyrimidin-4-ones 3a-d. Reaction of 3a-d
Jaap de Leeuw et al.
European journal of dermatology : EJD, 13(5), 474-477 (2003-12-25)
Vitiligo destroys the melanocytes in the epidermis; the inactive melanocytes in the outer root sheaths are not affected. Phosphatidylcholine liposomes are able to target molecules contained in them into the hair follicles. Khellin is activated by UVA and previous studies



Global Trade Item Number

SKUGTIN
60730-10G04061832676609