3-(3,4-二羟基苯基)-DL-丙氨酸

Name: 3-(3,4-二羟基苯基)-DL-丙氨酸
Brand: 济南圣和化工有限公司

CAS 63-84-3C9H11NO4MW 197.19

3-(3,4-二羟基苯基)-DL-丙氨酸，CAS 登记号 63-84-3，由济南圣和化工有限公司现货供应，可提供纯度按批次COA提供(不公开发布) 的规格，下游主要用于有机化学品。支持样品与小批量试用，批量价格请联系我们获取，验收以批次 COA 为准。

规格参数

CAS号63-84-3

分子式C9H11NO4

分子量197.19

熔点270 °C

LogP-2.7

纯度按批次COA提供(不公开发布)

包装按订单/批次确认(不公开发布)

应用领域有机化学品

类别有机化学品

用途与场景

有机化学品

包装与供货

包装规格按订单/批次确认(不公开发布)

纯度规格按批次COA提供(不公开发布)

储存条件密封、阴凉干燥处保存

供货周期现货/按订单安排

文件与支持

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常见问题

在哪里能查到 3-(3,4-二羟基苯基)-DL-丙氨酸的 CAS 号？

本页已列出 3-(3,4-二羟基苯基)-DL-丙氨酸的 CAS 号：63-84-3，可与随货 COA 核对。

可以提供哪些规格和包装？

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3-(3,4-二羟基苯基)-DL-丙氨酸一般用在什么产品里？

主要涉及有机化学品。

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PubChem 公开数据

Description

3-(3,4-dihydroxyphenyl)-DL-alanine · CAS 63-84-3 · C9H11NO4. UNII QI9C343R60. Melting Point: 270 °C; Solubility: 3.6 mg/mL; Dissociation Constants: 2.21.

Identification

CAS Registry Number	63-84-3
PubChem CID	836
Molecular formula	C9H11NO4
IUPAC name	2-amino-3-(3,4-dihydroxyphenyl)propanoic acid
UNII (FDA)	QI9C343R60

Computed Descriptors

Molecular Weight	197.19
XLogP3	-2.7
Hydrogen Bond Donor Count	4
Hydrogen Bond Acceptor Count	5
Rotatable Bond Count	3
Exact Mass	197.06880783
Monoisotopic Mass	197.06880783
Topological Polar Surface Area	104
Heavy Atom Count	14
Formal Charge	0

Physical & Chemical Properties

Melting Point	270 °C
Solubility	3.6 mg/mL
Dissociation Constants	2.21

Physical description & handling notes

Solid; [Merck Index] White solid; [Sigma-Aldrich MSDS]
Solid

GHS Hazard Classification

Reported hazard statements	H302 (16.7%), H315 (91.7%), H319 (91.7%), H335 (89.6%)

H302 (16.7%): Harmful if swallowed [Warning Acute toxicity, oral]

H315 (91.7%): Causes skin irritation [Warning Skin corrosion/irritation]

Documented Uses

Dopa is an amino acid in the seedlings, pods, and beans of broad beans and velvet beans; [Merck Index]
Use (kg) in Switzerland (2009): >2500
Use (kg; approx.) in Germany (2009): >25000
Use (kg) in France (2004): 24996
Consumption (g per capita) in Switzerland (2009): 0.32
Consumption (g per capita; approx.) in Germany (2009): 0.31

Synonyms

DL-DOPA; 63-84-3; 2-Amino-3-(3,4-dihydroxyphenyl)propanoic acid; dihydroxyphenylalanine; DL-Dioxyphenylalanine; 3-Hydroxy-DL-tyrosine; DL-3,4-Dopa; (+-)-Dopa; DL-beta-(3,4-Dihydroxyphenyl)alanine; (+-)-3-(3,4-Dihydroxyphenyl)alanine; QI9C343R60; NSC-16940; DOPA, DL-; ALANINE, 3-(3,4-DIHYDROXYPHENYL)-, DL-; DTXSID8020549; CHEBI:49168

Frequently Asked Questions

What are the CAS number and molecular formula of 3-(3,4-dihydroxyphenyl)-DL-alanine?

CAS 63-84-3; molecular formula C9H11NO4; molecular weight — g/mol.

What other names is 3-(3,4-dihydroxyphenyl)-DL-alanine known by?

DL-DOPA, 63-84-3, 2-Amino-3-(3,4-dihydroxyphenyl)propanoic acid, dihydroxyphenylalanine, DL-Dioxyphenylalanine, 3-Hydroxy-DL-tyrosine.

Is 3-(3,4-dihydroxyphenyl)-DL-alanine classified as hazardous?

Hazard statements reported: H302, H315, H319, H335.

What are the key physical properties of 3-(3,4-dihydroxyphenyl)-DL-alanine?

Melting Point: 270 °C; Solubility: 3.6 mg/mL; Dissociation Constants: 2.21.

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.

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