跳转至内容
Merck
CN

1420006

USP

Levodopa Related Compound B

United States Pharmacopeia (USP) Reference Standard

别名:

DL-3-O-Methyldopa, 3-Methoxytyrosine

登录 查看组织和合同定价。

选择尺寸

变更视图

关于此项目

经验公式(希尔记法):
C10H13NO4
化学文摘社编号:
分子量:
211.21
MDL number:
UNSPSC Code:
41116107
NACRES:
NA.24
技术服务
需要帮助?我们经验丰富的科学家团队随时乐意为您服务。
让我们为您提供帮助


grade

pharmaceutical primary standard

API family

levodopa

manufacturer/tradename

USP

application(s)

pharmaceutical (small molecule)

format

neat

storage temp.

2-8°C

SMILES string

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)

InChI key

PFDUUKDQEHURQC-UHFFFAOYSA-N

General description

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.

Application

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

Analysis Note

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.  ​

Other Notes

Sales restrictions may apply.


Still not finding the right product?

Explore all of our products under


存储类别

11 - Combustible Solids

wgk

WGK 3

flash_point_f

No data available

flash_point_c

No data available



历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

It looks like we've run into a problem, but you can still download Certificates of Analysis from our 文件 section.

如需帮助,请联系 客户支持

已有该产品?

在文件库中查找您最近购买产品的文档。

访问文档库



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
Angela Zampella et al.
Organic letters, 7(16), 3585-3588 (2005-07-29)
All stereoisomers of beta-methoxytyrosine (beta-OMeTyr), a stereo-undefined component of callipeltin A, were synthesized from L- and D-tyrosine. The stereochemistry of beta-OMeTyr in callipeltin A was determined to be 2R,3R by an oxidative procedure and Marfey's analysis. [structure: see text]
Eun-Sook Y Lee et al.
Neurotoxicology, 26(3), 361-371 (2005-06-07)
Long-term treatment of levodopa for Parkinson's disease (PD) patients is known to elevate homocysteine level in their plasma. The present study was designed to examine the possible neurotoxic effects of the increased homocysteine level on the dopaminergic system. Homocysteine was



全球贸易项目编号

货号GTIN
1420006-50MG04061833860533