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Documentos clave

1420006

USP

Levodopa Related Compound B

United States Pharmacopeia (USP) Reference Standard

Sinónimos:

DL-3-O-Methyldopa, 3-Methoxytyrosine

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About This Item

Fórmula empírica (notación de Hill):
C10H13NO4
Número de CAS:
7636-26-2
Peso molecular:
211.21
Número MDL:
MFCD00063077
Código UNSPSC:
41116107
NACRES:
NA.24

grado

pharmaceutical primary standard

familia API

levodopa

fabricante / nombre comercial

USP

aplicaciones

pharmaceutical (small molecule)

Formato

neat

cadena SMILES

NC(Cc1cc(c(cc1)O)OC)C(=O)O

InChI

1S/C10H13NO4/c1-15-9-5-6(2-3-8(9)12)4-7(11)10(13)14/h2-3,5,7,12H,4,11H2,1H3,(H,13,14)

Clave InChI

PFDUUKDQEHURQC-UHFFFAOYSA-N

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Descripción general

This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia.For further information and support please go to the website of the issuing Pharmacopoeia.

Aplicación

Levodopa Related Compound B USP reference standard, intended for use in specified quality tests and assays as specified in the USP compendia.
Also, for use with USP monographs such as:
  • Carbidopa and Levodopa Orally Disintegrating Tablets
  • Levodopa
  • Carbidopa and Levodopa Tablets
  • Carbidopa and Levodopa Extended-Release Tablets

Nota de análisis

These products are for test and assay use only. They are not meant for administration to humans or animals and cannot be used to diagnose, treat, or cure diseases of any kind.  ​

Otras notas

Sales restrictions may apply.

Código de clase de almacenamiento

11 - Combustible Solids

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)

Lot/Batch Number

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T Müller et al.
Journal of neural transmission (Vienna, Austria : 1996), 114(11), 1457-1462 (2007-06-15)
The interval of line tracing performance is more associated to basal ganglia function due to the dependence on bradykinesia and rigidity. The other component of this task, the precision of execution of complex movement sequences, is more related to attention.
Li-Hsuan Wang et al.
Phytotherapy research : PTR, 24(6), 852-858 (2009-11-27)
The impacts of caffeic acid (3,4-dihydroxycinnamic acid, CA) on the pharmacokinetics of levodopa (L-dopa) were studied in rabbits. A single dose of 5/1.25 mg kg(-1) L-dopa/carbidopa was administered alone or was co-administered with three different doses of caffeic acid (2.5
Yoritaka Onzawa et al.
Biological & pharmaceutical bulletin, 35(8), 1244-1248 (2012-08-07)
It has been well known that 3-O-methyldopa (3-OMD) is a metabolite of L-3,4-dihydroxyphenylalanine (L-DOPA) formed by catechol O-methyltransferase (COMT), and 3-OMD blood level often reaches higher than physiological level in Parkinson's disease (PD) patients receiving long term L-DOPA therapy. However
Thomas Müller et al.
Naunyn-Schmiedeberg's archives of pharmacology, 383(6), 627-633 (2011-05-03)
Elevation of plasma total homocysteine concentrations were observed in levodopa/dopa decarboxylase inhibitor (DDI)-treated patients with Parkinson's disease (PD). Degradation of levodopa to 3-O-methyldopa via the enzyme catechol-O-methyltransferase (COMT) is a methyl group demanding reaction. It generates homocysteine from the methyl
Stephanie L Merhar et al.
Pediatrics, 116(5), 1226-1230 (2005-11-03)
Chronic bilirubin encephalopathy, characterized clinically by extrapyramidal movement abnormalities, vertical gaze abnormalities, and hearing loss, results from neuronal injury after marked hyperbilirubinemia in term and preterm infants. In premature infants, bilirubin staining of specific brain structures has been described at
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