08941
Citropten
analytical standard
Synonym(s):
5,7-Dimethoxycoumarin, Citropten, Limettin
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About This Item
Empirical Formula (Hill Notation):
C11H10O4
CAS Number:
Molecular Weight:
206.19
NACRES:
NA.24
PubChem Substance ID:
UNSPSC Code:
85151701
EC Number:
207-646-4
MDL number:
InChI key
NXJCRELRQHZBQA-UHFFFAOYSA-N
InChI
1S/C11H10O4/c1-13-7-5-9(14-2)8-3-4-11(12)15-10(8)6-7/h3-6H,1-2H3
SMILES string
COc1cc(OC)c2C=CC(=O)Oc2c1
grade
analytical standard
assay
≥98.0% (HPLC)
shelf life
limited shelf life, expiry date on the label
impurities
≤1.0% water
mp
146-149 °C (lit.)
application(s)
food and beverages
format
neat
Quality Level
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Application
Citropten may be used as a reference standard in the determination of citropten in perfumes and sun-tan cosmetics using high performance liquid chromatography coupled with ultraviolet detector (HPLC-UV).
General description
Citropten is found in the essential oil of bergamot. It is a photomutagenic and phototoxic compound which is used to stimulate human skin pigmentation.
signalword
Warning
hcodes
Hazard Classifications
Acute Tox. 4 Oral
Storage Class
11 - Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
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High-performance liquid chromatographic determination of citropten and bergapten in suction blister fluid after solar product application in humans.
Makki S, et al.
Journal of Chromatography. B, Biomedical Sciences and Applications, 563(2), 407-413 (1991)
Determination of bergapten and citropten in perfumes and suntan cosmetics by high-performance liquid chromatography and fluorescence.
Bettero A and Benassi CA
Journal of Chromatography A, 280(2), 167-171 (1983)
Adriana Arigò et al.
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