3-(3,4-Dihydroxyphenyl)-L-alanine, 99%

Catalog No.	Quantity	Packaging
AC167530050	5 g	Glass Bottle
AC167530250	25 g	Glass Bottle
AC167531000	100 g	Glass Bottle

Catalog No. AC167530050 Supplier Thermo Scientific Chemicals Supplier No. 167530050

Description

3-(3,4-Dihydroxyphenyl)-L-alanine (levodopa orL-dopa), CAS # 59-92-7, is a dopamine precursor molecule. | CAS: 59-92-7 | C9H11NO4 | 197.19 g/mol

This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

General Description

• 3-(3,4-Dihydroxyphenyl)-L-alanine, or L-dopa, is converted to dopamine by DOPA decarboxylase in the body

• Upon conversion to dopamine, it acts as an excitatory neurotransmitter

Applications

• L-dopa is useful in the laboratory study of Parkinson’s to replenish dopamine in depleted circuits

• L-dopa has also been used for laboratory research on hypertension and melanocyte activity

Specifications

Chemical Identifiers

• CAS: 59-92-7
• Molecular Formula: C9H11NO4
• Molecular Weight (g/mol): 197.19
• MDL Number: MFCD00002598
• InChI Key: WTDRDQBEARUVNC-LURJTMIESA-N
• Synonym: levodopa, l-dopa, dopar, 3-hydroxy-l-tyrosine, 3,4-dihydroxy-l-phenylalanine, larodopa, bendopa, levopa, dihydroxy-l-phenylalanine, cidandopa
• PubChem CID: 6047
• ChEBI: CHEBI:15765
• IUPAC Name: (2S)-2-amino-3-(3,4-dihydroxyphenyl)propanoic acid
• SMILES: N[C@@H](CC1=CC=C(O)C(O)=C1)C(O)=O

• Color: Cream to White
• Infrared Spectrum: Authentic
• Loss on Drying: 1% max.
• Assay Percent Range: 99%
• Packaging: Glass Bottle
• Linear Formula: (HO)₂C₆H₃CH₂CH(NH₂)CO₂H
• Beilstein: 14, IV, 2492
• Merck Index: 15, 5516
• Sulfated Ash: 0.1% max.
• Quantity: 5 g
• Formula Weight: 197.19
• Percent Purity: ≥98.5%
• Physical Form: Crystalline Powder
• Chemical Name or Material: 3-(3, 4-Dihydroxyphenyl)-L-alanine

Safety and Handling

Hazard Category	Warning
Hazard Statement	GHS H Statement: Harmful if swallowed.
Precautionary Statement	GHS P Statement: IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell. WARNING: The information provided on this web site was developed in compliance with European Union (EU) regulations and is correct to the best of our knowledge, information and belief at the date of its publication. The information given is designed only as a guide for safe handling and use. It is not to be considered as either a warranty or quality specification.

SDS

RUO – Research Use Only