93979
Umbelliferone
suitable for fluorescence indicator, ≥98.0% (HPLC)
동의어(들):
7-Hydroxy-2H-1-benzopyran-2-one, 7-Hydroxycoumarin
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크기 선택
제품정보 (DICE 배송 시 비용 별도)
실험식(Hill 표기법):
C9H6O3
CAS 번호:
Molecular Weight:
162.14
UNSPSC Code:
12171500
NACRES:
NA.32
PubChem Substance ID:
EC Number:
202-240-3
Beilstein/REAXYS Number:
127683
MDL number:
Assay:
≥98.0% (HPLC)
Form:
crystals
SMILES string
Oc1ccc2C=CC(=O)Oc2c1
InChI key
ORHBXUUXSCNDEV-UHFFFAOYSA-N
InChI
1S/C9H6O3/c10-7-3-1-6-2-4-9(11)12-8(6)5-7/h1-5,10H
assay
≥98.0% (HPLC)
form
crystals
mp
230 °C (dec.) (lit.), 230-234 °C
solubility
dioxane: soluble, ethanol: soluble
fluorescence
λex 325 nm; λem 452 nm in 0.1 M citrate pH 3.0
suitability
suitable for fluorescence indicator
Quality Level
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저장 등급
11 - Combustible Solids
wgk
WGK 3
ppe
dust mask type N95 (US), Eyeshields, Gloves
Hiromu Kashida et al.
Bioorganic & medicinal chemistry, 20(14), 4310-4315 (2012-06-19)
In this study, we synthesized a simple but efficient quencher-free molecular beacon tethering 7-hydroxycoumarin on D-threoninol based on its pK(a) change. The pK(a) of 7-hydroxycoumarin in a single strand was determined as 8.8, whereas that intercalated in the duplex was
Kalyan K Sadhu et al.
Organic & biomolecular chemistry, 11(4), 563-568 (2012-10-13)
The design and synthesis of molecular probes competent for pH signaling within or beyond a certain range is a complicated matter. Herein a new mechanism for ''OFF-ON-OFF'' absorbance and fluorescence intensities vs. pH behaviour is described. The probe design is
Ye V Liu et al.
Vaccine, 33(18), 2152-2158 (2015-03-17)
In March 2013, diagnosis of the first reported case of human infection with a novel avian-origin influenza A(H7N9) virus occurred in eastern China. Most human cases have resulted in severe respiratory illness and, in some instances, death. Currently there are
Stefan Starcević et al.
Journal of medicinal chemistry, 54(1), 248-261 (2010-12-09)
17β-Hydroxysteroid dehydrogenase type 1 (17β-HSD1) is an enzyme that catalyzes NADPH-dependent reduction of the weak estrogen, estrone, into the most potent estrogen, estradiol, which exerts proliferative effects via the estrogen receptors. Overexpression of 17β-HSD1 in estrogen-responsive tissues is related to
Juri M Timonen et al.
European journal of medicinal chemistry, 46(9), 3845-3850 (2011-06-18)
A number of 7-hydroxycoumarins have been synthesised by Pechmann cyclisation using differently substituted resorcinols employing perchloric acid as the condensing agent. All the compounds have been characterised by analytical and spectroscopic methods. The anti-inflammatory properties were tested with LPS-induced inflammation
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