Theaceae Extract

Gallocatechin-3-O-(3''-O-methyl)-gallate (GCG3''Me) is a catechin polyphenol. Gallocatechin-3-O-(3''-O-methyl)-gallate inhibits histamine release. Gallocatechin-3-O-(3''-O-methyl)-gallate can be used in allergy-related studies.

Camelliquercetiside B is a natural product. Camelliquercetiside B can be isolated from the leaves of Camellia sinensis. Camelliquercetiside B inhibits alcohol dehydrogenase (Alcohol dehydrogenase), with an IC₅₀ of 13.7 μM against yeast alcohol dehydrogenase. Camelliquercetiside B exhibits scavenging activity against DPPH free radicals.

Camelliquercetiside D is a natural product. Camelliquercetiside D can be isolated from the leaves of Camellia sinensis. Camelliquercetiside D inhibits alcohol dehydrogenase, with an IC₅₀ of 41.5 μM against yeast ADH. Camelliquercetiside D exhibits scavenging activity against DPPH.

Gallic acid 3-O-(6′-O-galloyl)-β-D-glucopyranoside is a polyphenol that can be found in the fruits of Camellia japonica L..

Nobotanin D (Compound 23) is a hydrolyzable tannin found in the fresh flowers of Camellia reticulata.

Chrysandroside A is a flavanonol glycoside found in Gordonia chrysandra Cowan. Chrysandroside A shows hepatoprotective activity.

Black tea extract is the extract of Black tea. Black tea extract prevents inorganic arsenic (iAs) induced ROS generation, inhibiting uncontrolled proliferation, epithelial to mesenchymal transition (EMT) and metastasis in HaCaT cells. Black tea extract has an anti-fibrotic activity. Black tea extract can be used for skin cancers research.

Theaflavin-3-gallate (Standard) is the analytical standard of Theaflavin-3-gallate. This product is intended for research and analytical applications. Theaflavin-3-gallate, a black tea theaflavin monomer, is regarded as the biologically important active component of black tea and provides health benefits. Theaflavin-3-gallate acts as prooxidants and induces oxidative stress in the carcinoma cells. Theaflavin-3-gallate reacts directly with reduced glutathione (GSH) in a time- and concentration-dependent manner. Theaflavin-3-gallate induces apoptosis and G1 cell cycle arrest in ovarian cancer A2780/CP70 cells through p53-dependent pathways. Theaflavin-3-gallate induces DNA damage through ATM/Chk/p53 pathway.

Methyl 3,4-dihydroxybenzoate (Standard) is the analytical standard of Methyl 3,4-dihydroxybenzoate. This product is intended for research and analytical applications. Methyl 3,4-dihydroxybenzoate (Protocatechuic acid methyl ester; Methyl protocatechuate) is a major metabolite of antioxidant polyphenols found in green tea. Antioxidant and anti-inflammatory effect.

Theaflavin-3'-gallate (Standard) is the analytical standard of Theaflavin-3'-gallate. This product is intended for research and analytical applications. Theaflavin-3'-gallate, a black tea theaflavin monomer, is regarded as the biologically important active component of black tea and provides health benefits. Theaflavin-3'-gallate acts as prooxidants and induces oxidative stress in the carcinoma cells. Theaflavin-3'-gallate reacts directly with reduced glutathione (GSH) in a time-and concentration-dependent manner.

Theogallin (Standard) is the analytical standard of Theogallin. This product is intended for research and analytical applications. Theogallin (3-Galloylquinic acid) is an active ingredient in decaffeinated green tea extract. Theogallin has antidepressive and cognition enhancing effect.

(-)-Catechin gallate (Standard) is the analytical standard of (-)-Catechin gallate. This product is intended for research and analytical applications. (-)-Catechin gallate is a minor constituent in green tea catechins. (-)-Catechin gallate inhibits the activity of COX-1 and COX-2 enzymes.

AChE-IN-58 (Compound 3) is an acetylcholinesterase (AChE) inhibitor. AChE-IN-58 can extend the mean lifespan, delay the Aβ₁-42-induced paralysis, enhanc the locomotion, and alleviate glutamic acid (Glu)-induced neurotoxicity of CL4176 worms.

Thamnosmonin is a coumarin that can be isolated from Sida acuta and Sida rhombifolia. Thamnosmonin has insecticidal activity.

(-)-Epiafzelechin-3-O-gallate is a natural product that can be isolated from the water extract of Pu-erh tea. (-)-Epiafzelechin-3-O-gallate shows antioxidant activity.

TF-3-G-cThea is a storage-related marker compound in black tea.

Camellianin A, the main flavonoid in A. nitida leaves, displays anticancer activity and angiotensin converting enzyme (ACE)-inhibitory activity. Camellianin A inhibits the proliferation of the human Hep G2 and MCF-7 cell lines and induces the significant increase of the G0/G1 cell population.

3'-O-Methyl-(-)-epicatechin gallate (3′-M-ECG) is a methylated Catechin (HY-N0898) derivative and is an antioxidant agent. 3'-O-Methyl-(-)-epicatechin gallate reduces oxygen consumption and prevents decreases in linoleic and α-linolenic acids to protect canola oil from lipid oxidation when heated.

2-Amino-4-methoxyphenol (Standard) is the analytical standard of 2-Amino-4-methoxyphenol (HY-W001213). This product is intended for research and analytical applications. 2-Amino-4-methoxyphenol is a volatile constituent in the aroma concentrate of Tieguanyin teas. 2-Amino-4-methoxyphenol is used for the synthesis of pyridine analogues.

Catechin hydrate inhibits cyclooxygenase-1 (COX-1) with an IC₅₀ of 1.4 μM.