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Substance
ID:358157
Structure
Similarity
Functional Group
Text
ID:1104
3,4-Dihydroxy-L-phenylalanine
Sigma Aldrich
ID: 37830
Names and Identifiers
IUPAC Traditional name
levodopa
Synonyms
3-(3,4-Dihydroxyphenyl)-L-alanine
L-DOPA
L-3-Hydroxytyrosine
Levodopa
左旋多巴
3-(3,4-二羟基苯基)-L-丙氨酸
3-羟基-L-酪氨酸
3,4-Dihydroxy-L-phenylalanine
左多巴
IUPAC name
(2S)-2-amino-3-(3,4-dihydroxyphenyl)propanoic acid
Registration numbers
CAS Number
59-92-7
EC Number
200-445-2
MDL Number
MFCD00002598
Beilstein Number
2215169
PubChem SID
24863554
Properties
Physical Property
Optical Rotation
[α]20/D -12±1°, c = 1% in 1 M HCl
Melting Point
276-278 °C(lit.)
Safety Information
Personal Protective Equipment
dust mask type N95 (US), Eyeshields, Gloves
German water hazard class
3
GHS Hazard statements
H302
-
H315
-
H319
-
H335
Risk Statements
22
-
36/37/38
Safety Statements
26
-
36
European Hazard Symbols
Harmful (Xn)
MSDS Link
Download link
RTECS
AY5600000
GHS Signal Word
Warning
GHS Precautionary statements
P261
-
P305+P351+P338
GHS Pictograms
Acute toxicity (oral, dermal, inhalation), category 4
Skin irritation, category 2
Eye irritation, category 2
Skin sensitisation, category 1
Specific Target Organ Toxicity – Single exposure, category 3
Product Information
Purity
≥99.0% (NT)
Linear Formula
(HO)2C6H3CH2CH(NH2)CO2H
Molecule Details
Other Notes
Substrate for the assay of tyrosinase (EC 1.14.18.1)1,2; aromatic L-amino acid decarboxylase EC 4.1.1.28)3; lactoperoxidase (EC 1.11.1.7)4
Molecular Spectra
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References
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