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00420580

Harpagoside

primary reference standard

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About This Item

Fórmula empírica (Notação de Hill):
C24H30O11
Número CAS:
Peso molecular:
494.49
Número CE:
Número MDL:
Código UNSPSC:
85151701
ID de substância PubChem:
NACRES:
NA.24

grau

primary reference standard

prazo de validade

limited shelf life, expiry date on the label

fabricante/nome comercial

HWI

técnica(s)

HPLC: suitable
gas chromatography (GC): suitable

cadeia de caracteres SMILES

C[C@@]1(C[C@@H](O)[C@]2(O)C=CO[C@@H](O[C@@H]3O[C@H](CO)[C@@H](O)[C@H](O)[C@H]3O)[C@H]12)OC(=O)\C=C\c4ccccc4

InChI

1S/C24H30O11/c1-23(35-16(27)8-7-13-5-3-2-4-6-13)11-15(26)24(31)9-10-32-22(20(23)24)34-21-19(30)18(29)17(28)14(12-25)33-21/h2-10,14-15,17-22,25-26,28-31H,11-12H2,1H3/b8-7+/t14-,15-,17-,18+,19-,20-,21+,22+,23+,24-/m1/s1

chave InChI

KVRQGMOSZKPBNS-FMHLWDFHSA-N

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Descrição geral

Produced and qualified by HWI pharma services GmbH.
Exact content by quantitative NMR can be found on the certificate.

Aplicação

Reference standard in the analysis of herbal medicinal products.

Pictogramas

Exclamation mark

Palavra indicadora

Warning

Frases de perigo

Declarações de precaução

Classificações de perigo

Acute Tox. 4 Oral

Código de classe de armazenamento

11 - Combustible Solids

Classe de risco de água (WGK)

WGK 3

Ponto de fulgor (°F)

Not applicable

Ponto de fulgor (°C)

Not applicable


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Steffen Wagner et al.
Journal of pharmaceutical and biomedical analysis, 48(3), 587-591 (2008-07-08)
Preparations of Harpagophytum procumbens and of Salix species are successfully used for the treatment of degenerative rheumatism and painful arthrosis. For the quality control of both drugs, rapid methods of quantification are desirable. Here we report the development of two
Xiaoyu Sun et al.
Journal of neurochemistry, 120(6), 1072-1083 (2011-12-24)
Parkinson's disease is a chronic neurodegenerative movement disorder characterized by the loss of dopaminergic neurons in the substantia nigra pars compacta. New therapeutic approaches aiming at delaying or reversing the neurodegenerative process are under active investigations. In this work, we
Eun Ju Jeong et al.
European journal of pharmacology, 588(1), 78-84 (2008-05-09)
The cognitive-enhancing activities of E-harpagoside and 8-O-E-p-methoxycinnamoylharpagide (MCA-Hg) isolated from Scrophularia buergeriana were evaluated in scopolamine-induced amnesic mice by the Morris water maze and by passive avoidance tests. E-harpagoside and MCA-Hg significantly improved the impairment of reference memory induced by
Cyril Colas et al.
Journal of chromatographic science, 46(2), 174-183 (2008-03-28)
Solid-phase extraction cartridges among those usually used for screening in horse doping analyses are tested to optimize the extraction of harpagoside (HS), harpagide (HG), and 8-para-coumaroyl harpagide (8PCHG) from plasma and urine. Extracts are analyzed by liquid chromatography coupled with
Shengqiang Tong et al.
Phytochemical analysis : PCA, 17(6), 406-408 (2006-12-06)
The bioactive component harpagoside was successfully separated from the crude extract of Scrophularia ningpoensis Hemsley by one-step purification using high-speed counter-current chromatography (HSCCC). A two-phase solvent system containing n-butanol:ethyl acetate:water (1:9:10) was selected following consideration of the partition coefficient of

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