Erythrocentauric acid | CAS:90921-13-4

Erythrocentauric acid

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Erythrocentauric acid Description

Source:	The roots of Gentiana macrophylla.
Solvent:	Chloroform, Dichloromethane, Ethyl Acetate, DMSO, Acetone, etc.
Storage:	Providing storage is as stated on the product vial and the vial is kept tightly sealed, the product can be stored for up to 24 months(2-8C). Wherever possible, you should prepare and use solutions on the same day. However, if you need to make up stock solutions in advance, we recommend that you store the solution as aliquots in tightly sealed vials at -20C. Generally, these will be useable for up to two weeks. Before use, and prior to opening the vial we recommend that you allow your product to equilibrate to room temperature for at least 1 hour. Need more advice on solubility, usage and handling? Please email to: service@chemfaces.com
After receiving:	The packaging of the product may have turned upside down during transportation, resulting in the natural compounds adhering to the neck or cap of the vial. take the vial out of its packaging and gently shake to let the compounds fall to the bottom of the vial. for liquid products, centrifuge at 200-500 RPM to gather the liquid at the bottom of the vial. try to avoid loss or contamination during handling.

Structure Identification:

Zhongguo Zhong Yao Za Zhi. 2005 Oct;30(19):1519-22.

Studies on the chemical constituents in root of Gentiana macrophylla from Shaanxi.[Pubmed: 16335823]

To in vestigate the constituents in root of Gentiana macrophylla.
METHODS AND RESULTS:
Various column chromatographic techniques were used for isolation and purification of the principles. The structures were elucidated on the basis of spectral data (UV, IR, MS, 1H-, 13C-NMR etc.) and identified by comparing with standard substance. Eight compounds were identified. Four compounds isolated from the chloroform fraction are: 5-carboxyl-3,4-dihydrogen-1H-2-benzopyran-1-one (1), Erythrocentauric acid (2), roburic acid (3), oleanolic acid (4). Water fraction gave four known secoiridoid glucosides. They were: gentiopicroside (5), swertiamarine (6), sweroside (7), 6'-O-beta-D-glucosylgentiopicroside (8).
CONCLUSIONS:
1 is a novel compound. It was named as Erythrocentauric acid. 2 was isolated from genus Gentiana and 8 was isolated from G. macrophylla for the first time.

Product Name	Erythrocentauric acid
Price:
CAS No.:	90921-13-4
Catalog No.:	CFN89406
Molecular Formula:	C₁₀H₈O₄
Molecular Weight:	192.16 g/mol
Purity:	>=98%
Type of Compound:	Coumarins
Physical Desc.:	Powder
Source:	The roots of Gentiana macrophylla.
Solvent:	Chloroform, Dichloromethane, Ethyl Acetate, DMSO, Acetone, etc.
Download:	COA MSDS
Similar structural:	Comparison
Guestbook:

Size /Price /Stock	10 mM * 100 uL in DMSO / Inquiry / In-stock 10 mM * 1 mL in DMSO / Inquiry / In-stock
Related Libraries	Coumarins Compound Library

	1 mg	5 mg	10 mg	20 mg	25 mg
1 mM	5.204 mL	26.02 mL	52.04 mL	104.0799 mL	130.0999 mL
5 mM	1.0408 mL	5.204 mL	10.408 mL	20.816 mL	26.02 mL
10 mM	0.5204 mL	2.602 mL	5.204 mL	10.408 mL	13.01 mL
50 mM	0.1041 mL	0.5204 mL	1.0408 mL	2.0816 mL	2.602 mL
100 mM	0.052 mL	0.2602 mL	0.5204 mL	1.0408 mL	1.301 mL

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