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1,5-Dicaffeoylquinic acid
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Product Name 1,5-Dicaffeoylquinic acid
Price: $117 / 20mg
Catalog No.: CN06854
CAS No.: 19870-46-3
Molecular Formula: C25H24O12
Molecular Weight: 516.5 g/mol
Purity: >=98%
Type of Compound: Phenylpropanoids
Physical Desc.: Powder
Source: The herbs of Cynara scolymus L.
Solvent: DMSO, Pyridine, Methanol, Ethanol, etc.
SMILES: O=C(O[C@@H]1C[C@@](OC(=O)/C=C/c2ccc(c(c2)O)O)(C[C@H]([C@H]1O)O)C(=O)O)/C=C/c1ccc(c(c1)O)O
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Description 1,3-Dicaffeoylquinic acid is a caffeoylquinic acid derivative that exhibits antioxidant activity and radical scavenging activity.
Target Akt PI3K
In Vitro 1,3-Dicaffeoylquinic acid shows increased neuronal cell viability against Aβ(42) toxicity in a concentration-dependent manner in neurons. 1,3-Dicaffeoylquinic acid activates both phosphoinositide 3-kinase (PI3K)/Akt and extracellular regulated protein kinase 1/2 (Erk1/2) with stimulating their upstream tyrosine kinase A (Trk A). 1,3-Dicaffeoylquinic acid's anti-apoptotic potential is related to the enhanced inactivating phosphorylation of glycogen synthase kinase 3β (GSK3β) and the modulation of expression of apoptosis-related protein Bcl-2/Bax[2]. 1,3-Dicaffeoylquinic acid (10 μM, 20 μM, 50 μM, and 100 μM) significantly increases cell viablity before OGD/reperfusion, and prevents the depletion of GSH under OGD/reperfusion insult. 1,3-Dicaffeoylquinic acid induces nuclear translocation of Nrf2 in OGD/reperfusion treated astrocytes, and induces increased GCL activity, and the effect is lost in Nrf2 siRNA-transfected cells[3].
In Vivo 1,3-Dicaffeoylquinic acid (32.0 mg/kg, p.o.) and 1-O-ABL are absorbed very quickly in Wistar rats. The maximum plasma concentrations for 1,3-Dicaffeoylquinic acid and 1-O-ABL are 44.5 ± 7.1 and 19.1 ± 6.9 ng/mL, respectively[1].
Cell Assay The viability of astrocytes is measured by the MTT reduction method. Briefly, the cells are rinsed with phosphate-buffered saline, pH 7.2, and incubated with 5 mg/mL MTT reagent for 3 h at 37°C. The medium is removed, and the cells are lysed with 1 mL of dimethyl sulfoxide. The absorbance is measured at 540 nm by a microplate reader[3].
Animal Admin Six male Wistar rats (200-250 g) are fasted for 12 h with free access to water prior to oral administration of I. britannica extract with an herb dose of 8.0 g/kg (equivalent to 32.0 mg/kg 1,3-Dicaffeoylquinic acid, and 4.01 mg/kg, 1-O-ABL). Blood samples (appr 0.25 mL) are collected from suborbital vein into heparinized tubes at 0, 0.08, 0.16, 0.33, 0.67, 1, 1.5, 2, 4, 6, 9 and 12 h after dosing, and then immediately centrifuged at 3500 rpm for 10 min. Harvested plasma samples are stored at -60°C until analysis. The plasma concentrations of 1,3-Dicaffeoylquinic acid and 1-O-ABL are calculated from the calibration curves obtained daily[1].
Density1.6±0.1 g/cm3
Boiling Point819.9±65.0 °C at 760 mmHg
Flash Point278.1±27.8 °C
Exact Mass516.126770
PSA211.28000
LogP1.64
Vapour Pressure0.0±3.1 mmHg at 25°C
Storage condition2-8°C