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Merck
모든 사진(1)

주요 문서

C1788

Sigma-Aldrich

(±)-Catechin hydrate

동의어(들):

trans-2-(3,4-Dihydroxyphenyl)-3,4-dihydro-1(2H)-benzopyran-3,5,7-triol, trans-3,3′,4′,5,7-Pentahydroxyflavane

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About This Item

실험식(Hill 표기법):
C15H14O6 · xH2O
CAS Number:
Molecular Weight:
290.27 (anhydrous basis)
Beilstein:
92762
EC Number:
MDL number:
UNSPSC 코드:
85151701
PubChem Substance ID:
NACRES:
NA.79

분석

≥96% (HPLC)

Quality Level

양식

powder

기술

HPLC: suitable

색상

white to light brown

mp

200 °C (decomposes on heating)

저장 온도

2-8°C

SMILES string

[H]O[H].O[C@H]1Cc2c(O)cc(O)cc2O[C@@H]1c3ccc(O)c(O)c3

InChI

1S/C15H14O6.H2O/c16-8-4-11(18)9-6-13(20)15(21-14(9)5-8)7-1-2-10(17)12(19)3-7;/h1-5,13,15-20H,6H2;1H2/t13-,15+;/m0./s1

InChI key

OFUMQWOJBVNKLR-NQQJLSKUSA-N

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일반 설명

Catechin is produced by Cutch tree and is abundantly found in tea leaves, grape seeds, vegetables and plant-based beverages. It is a plant-derived, polyphenolic anti-oxidant and acts as a plant secondary metabolite.

애플리케이션

(±)-Catechin hydrate has been used:
  • to study its modulatory effect on drug resistance in human ovarian cancer cells
  • to construct the standard curve of total flavonoid content
  • to study its effects on the physiological parameters of Solanum lycopersicum

생화학적/생리학적 작용

Catechin has phytotoxic properties. Racemic catechin may be used in studies on seed germination and plant invasiveness. Catechin and Epigallocatechin gallate (EGCG) may be used with other polyphenol flavonoids to study their effects in oxidation and peroxidation-related processes.
Polyphenolic antioxidant. Used in traditional Chinese medicine.

픽토그램

Exclamation mark

신호어

Warning

유해 및 위험 성명서

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

표적 기관

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point (°F)

Not applicable

Flash Point (°C)

Not applicable

개인 보호 장비

dust mask type N95 (US), Eyeshields, Gloves


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문서 라이브러리 방문

Harsh P Bais et al.
Plant signaling & behavior, 5(3), 239-246 (2009-12-22)
The occurrence of plant hormesis is a poorly understood phenomenon, wherein low doses of phytotoxins unusually promote growth responses in higher plants. In contrast, negative plant-plant interactions mediated through secreted small molecular weight compounds initiate growth inhibitory responses. Studies related
Kai Zhao et al.
Nucleic acids research, 35(13), 4441-4452 (2007-06-20)
Bacterial flagellar motility and chemotaxis help cells to reach the most favorable environments and to successfully compete with other micro-organisms in response to external stimuli. Escherichia coli is a motile gram-negative bacterium, and the flagellar regulon in E. coli is
The modulatory effect of green tea catechin on drug resistance in human ovarian cancer cells
Przystupski D, et al.
Medicinal Chemistry Research, 28(5), 657-667 (2019)
The role of catechins in cellular responses to oxidative stress
Bernatoniene J and Kopustinskiene D
Molecules (Basel), 23(4), 965-965 (2018)
Tea in Health and Disease Prevention (2012)

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