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Merck
CN

00420580

Harpagoside

primary reference standard

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About This Item

Empirical Formula (Hill Notation):
C24H30O11
CAS Number:
Molecular Weight:
494.49
NACRES:
NA.24
PubChem Substance ID:
UNSPSC Code:
85151701
EC Number:
242-881-6
MDL number:
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InChI key

KVRQGMOSZKPBNS-FMHLWDFHSA-N

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

SMILES string

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

grade

primary reference standard

shelf life

limited shelf life, expiry date on the label

manufacturer/tradename

HWI

technique(s)

HPLC: suitable, gas chromatography (GC): suitable

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General description

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

Application

Reference standard in the analysis of herbal medicinal products.

pictograms

Exclamation mark

signalword

Warning

hcodes

Hazard Classifications

Acute Tox. 4 Oral

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

No data available

flash_point_c

No data available


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Nadia Romiti et al.
Phytomedicine : international journal of phytotherapy and phytopharmacology, 16(12), 1095-1100 (2009-07-07)
Devil's Claw (Harpagophytum procumbens) a plant native to Southern Africa, has historically been used in traditional medicine to treat a wide range of diseases and currently is widely employed as anti-inflammatory and pain-relieving natural remedy in Europe and other parts
Su-Jun Wang et al.
Biomedical chromatography : BMC, 22(1), 50-57 (2007-09-14)
A simple and sensitive method was developed for the simultaneous quantification of harpagoside and cinnamic acid in rat plasma using high-performance liquid chromatography system coupled to a negative ion electrospray mass spectrometric analysis. The plasma sample preparation was a simple
Jinfeng Tian et al.
Journal of separation science, 35(19), 2659-2664 (2012-09-25)
In this study, the bioactive component harpagoside and angroside C in the root of Scrophularia ningpoensis Hemsley was simultaneously separated by high-speed counter-current chromatography (HSCCC). A two-phase solvent system containing chloroform/n-butanol/methanol/water (4:1:3:2, v/v/v/v) was selected following consideration of the partition
Corinna Boeckenholt et al.
Planta medica, 78(8), 761-766 (2012-03-14)
Silymarin and harpagoside are derived from drugs which are used for their protective effects against hepatotoxicity and inflammatory processes. Both are now investigated with respect to the respiratory tract. They were able to reduce the release of the inflammatory cytokine
Shuting Yang et al.
Journal of agricultural and food chemistry, 59(5), 1612-1621 (2011-02-17)
Scrophularia ningpoensis Hemsl. is an important Chinese medicinal herb with a history of domestication of over 1000 years. Phytochemical variation of S. ningpoensis in response to environmental gradients remains an attractive topic with both practiceal and theoretical significances. In the

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