Demethoxydeacetoxypseudolaric acid BCAS# 82508-36-9 |
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| Cas No. | 82508-36-9 | SDF | Download SDF |
| PubChem ID | 6475946 | Appearance | Powder |
| Formula | C20H24O7 | M.Wt | 376.4 |
| Type of Compound | Diterpenoids | Storage | Desiccate at -20°C |
| Synonyms | Deacetylpseudolaric Acid C2;500736-17-4 | ||
| Solubility | Soluble in Chloroform,Dichloromethane,Ethyl Acetate,DMSO,Acetone,etc. | ||
| Chemical Name | (1R,7S,8R,9R)-9-[(1E,3E)-4-carboxypenta-1,3-dienyl]-7-hydroxy-9-methyl-11-oxo-10-oxatricyclo[6.3.2.01,7]tridec-3-ene-4-carboxylic acid | ||
| SMILES | CC(=CC=CC1(C2CCC3(C2(CCC(=CC3)C(=O)O)O)C(=O)O1)C)C(=O)O | ||
| Standard InChIKey | QPFFEVMIQIJTGZ-XYWPTNBISA-N | ||
| Standard InChI | InChI=1S/C20H24O7/c1-12(15(21)22)4-3-8-18(2)14-7-10-19(17(25)27-18)9-5-13(16(23)24)6-11-20(14,19)26/h3-5,8,14,26H,6-7,9-11H2,1-2H3,(H,21,22)(H,23,24)/b8-3+,12-4+/t14-,18+,19+,20-/m0/s1 | ||
| General tips | For obtaining a higher solubility , please warm the tube at 37 ℃ and shake it in the ultrasonic bath for a while.Stock solution can be stored below -20℃ for several months. We recommend that you prepare and use the solution on the same day. However, if the test schedule requires, the stock solutions can be prepared in advance, and the stock solution must be sealed and stored below -20℃. In general, the stock solution can be kept for several months. Before use, we recommend that you leave the vial at room temperature for at least an hour before opening it. |
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| About Packaging | 1. The packaging of the product may be reversed during transportation, cause the high purity compounds to adhere to the neck or cap of the vial.Take the vail out of its packaging and shake gently until the compounds fall to the bottom of the vial. 2. For liquid products, please centrifuge at 500xg to gather the liquid to the bottom of the vial. 3. Try to avoid loss or contamination during the experiment. |
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| Shipping Condition | Packaging according to customer requirements(5mg, 10mg, 20mg and more). Ship via FedEx, DHL, UPS, EMS or other couriers with RT, or blue ice upon request. | ||
The root bark of Pseudolarix amabilis
| Description | 1. Demethoxydeacetoxypseudolaric acid B's the metabolic reaction of TDA in vivo is mainly occurred in blood and contributes to be the hydrolysis of plasma esterase to ester bond, as well as the glucosylation reaction. |
Demethoxydeacetoxypseudolaric acid B Dilution Calculator
Demethoxydeacetoxypseudolaric acid B Molarity Calculator
| 1 mg | 5 mg | 10 mg | 20 mg | 25 mg | |
| 1 mM | 2.6567 mL | 13.2837 mL | 26.5675 mL | 53.135 mL | 66.4187 mL |
| 5 mM | 0.5313 mL | 2.6567 mL | 5.3135 mL | 10.627 mL | 13.2837 mL |
| 10 mM | 0.2657 mL | 1.3284 mL | 2.6567 mL | 5.3135 mL | 6.6419 mL |
| 50 mM | 0.0531 mL | 0.2657 mL | 0.5313 mL | 1.0627 mL | 1.3284 mL |
| 100 mM | 0.0266 mL | 0.1328 mL | 0.2657 mL | 0.5313 mL | 0.6642 mL |
| * Note: If you are in the process of experiment, it's necessary to make the dilution ratios of the samples. The dilution data above is only for reference. Normally, it's can get a better solubility within lower of Concentrations. | |||||
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[Metabolic pathway and metabolites of total diterpene acid isolated from Pseudolarix kaempferi].[Pubmed:25322560]
Yao Xue Xue Bao. 2014 Aug;49(8):1169-74.
The preliminary metabolic profile of total diterpene acid (TDA) isolated from Pseudolarix kaempferi was investigated by using in vivo and in vitro tests. Pseudolaric acid C2 (PC2) was identified as the predominant metabolite in plasma, urine, bile and feces after both oral and intravenous administrations to rats using HPLC-UV and HPLC-ESI/MS(n), and Demethoxydeacetoxypseudolaric acid B (DDPB), a metabolite proposed to be the glucoside of PC2 (PC2G), as well as pseudolaric acid C (PC), pseudolaric acid A (PA), pseudolaric acid A O-beta-D glucopyranoside (PAG), pseudolaric acid B O-beta-D glucopyranoside (PBG) and deacetylpseudolaric acid A (DPA) originated from TDA could also be detected. It was demonstrated by tests that the metabolism of TDA is independent of intestinal microflora, and neither of pepsin and trypsin is in charge of metabolism of TDA, TDA is also stable in both pH environments of gastric tract and intestinal tract. The metabolites of TDA in whole blood in vitro incubation were found to be PC2, DDPB and PC2G, which demonstrated that the metabolic reaction of TDA in vivo is mainly occurred in blood and contributed to be the hydrolysis of plasma esterase to ester bond, as well as the glucosylation reaction. These results clarified the metabolic pathway of TDA for the first time, which is of great significance to the in vivo active form and acting mechanism research of P. kaempferi.
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