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Merck

42643

Supelco

(−)-Huperzine A

analytical standard

Sinónimos:

(−)-Selagine, Kimpukan A

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About This Item

Fórmula empírica (notación de Hill):
C15H18N2O
Número de CAS:
Peso molecular:
242.32
Número MDL:
Código UNSPSC:
85151701
ID de la sustancia en PubChem:
NACRES:
NA.24

grado

analytical standard

Análisis

≥98.0% (HPLC)

actividad óptica

[α]/D -153±5°, c = 0.5 in methanol

caducidad

limited shelf life, expiry date on the label

técnicas

HPLC: suitable
gas chromatography (GC): suitable

aplicaciones

food and beverages

formato

neat

temp. de almacenamiento

2-8°C

cadena SMILES

[H][C@@]12CC3=C(C=CC(=O)N3)[C@@](N)(CC(C)=C1)C2=CC

InChI

1S/C15H18N2O/c1-3-11-10-6-9(2)8-15(11,16)12-4-5-14(18)17-13(12)7-10/h3-6,10H,7-8,16H2,1-2H3,(H,17,18)/b11-3+/t10-,15+/m0/s1

Clave InChI

ZRJBHWIHUMBLCN-YQEJDHNASA-N

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Descripción general

(−)-Huperzine A, a sesquiterpene alkaloid isolated from the Chinese herb Huperzia serrata. Its mode of action involves the strong inhibition of acetylcholinesterase (AChE).

Aplicación

(−)-Huperzine A may be used as a reference standard in the determination of the analyte in plasma samples using high-performance liquid chromatography (HPLC) with fluorescence detection.
Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

Pictogramas

Skull and crossbones

Palabra de señalización

Danger

Frases de peligro

Clasificaciones de peligro

Acute Tox. 2 Dermal - Acute Tox. 2 Inhalation - Acute Tox. 2 Oral

Código de clase de almacenamiento

6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials

Clase de riesgo para el agua (WGK)

WGK 3

Punto de inflamabilidad (°F)

Not applicable

Punto de inflamabilidad (°C)

Not applicable


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Certificados de análisis (COA)

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Determination of Huperzine A in rat plasma by high-performance liquid chromatography with a fluorescence detector.
Yue P, et al.
Journal of Pharmaceutical and Biomedical Analysis, 44(1), 309-312 (2007)
Andrea Zangara
Pharmacology, biochemistry, and behavior, 75(3), 675-686 (2003-08-05)
Huperzine A (HupA), extracted from a club moss (Huperzia serrata), is a sesquiterpene alkaloid and a powerful and reversible inhibitor of acetylcholinesterase (AChE). It has been used in China for centuries for the treatment of swelling, fever and blood disorders.
Rui Wang et al.
Acta pharmacologica Sinica, 27(1), 1-26 (2005-12-21)
Huperzine A (HupA), a novel alkaloid isolated from the Chinese herb Huperzia serrata, is a potent, highly specific and reversible inhibitor of acetylcholinesterase(AChE). Compared with tacrine, donepezil, and rivastigmine, HupA has better penetration through the blood-brain barrier, higher oral bioavailability
Yongrui Du et al.
Scientific reports, 8(1), 6166-6166 (2018-04-20)
Acetylcholine (ACh) in the ovary and its actions were linked to survival of human granulosa cells in vitro and improved fertility of rats in vivo. These effects were observed upon experimental blockage of the ACh-degrading enzyme (ACH esterase; ACHE), by

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