Hamamelitannin
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Hamamelitannin
structure -
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CAS No:
469-32-9
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Formula:
C20H20O14
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Chemical Name:
Hamamelitannin
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Synonyms:
D-Ribose,2-C-[[(3,4,5-trihydroxybenzoyl)oxy]methyl]-,5-(3,4,5-trihydroxybenzoate);Hamamelitannin;Ribose,2-C-(hydroxymethyl)-,21,5-digallate,D-;Gallic acid,21,5-diester with 2-C-(hydroxymethyl)-D-ribose;2′,5-Di-O-galloyl-D-hamamelose;99786-30-8;90275-96-0
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CAS No:
Description
Hamamelitannin, a polyphenol extracted from the bark of Hamamelis virginiana, is a quorum-sensing (QS) inhibitor. Hamamelitannin increases antibiotic susceptibility of staphylococcus aureus biofilms by affecting peptidoglycan biosynthesis and eDNA release[1][2].
Solid
Characteristics
243.90000
2.91
Solid
1.8±0.1 g/cm3
217-223 °C (decomp) @ Solvent: Water
941.7±65.0 °C at 760 mmHg
329.0±27.8 °C
1.746
1.356e+004 mg/L @ 25 °C (est)
2-8°C
0mmHg at 25°C
D19 +32.6° (c = 1.5)
Computed Properties
Molecular Weight:484.4
XLogP3:-1.1
Hydrogen Bond Donor Count:9
Hydrogen Bond Acceptor Count:14
Rotatable Bond Count:8
Exact Mass:484.08530531
Monoisotopic Mass:484.08530531
Topological Polar Surface Area:244
Heavy Atom Count:34
Complexity:710
Undefined Atom Stereocenter Count:4
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes
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