Substance
ID:354043
Names and Identifiers
Synonyms
3-(4-Hydroxyphenyl)-L-alanineL-酪氨酸L-Tyrosine3-(4-对羟苯基)-L-丙氨酸(S)-2-氨基-3-对羟苯基丙酸(S)-2-Amino-3-(4-hydroxyphenyl)propionic acid
IUPAC name
(2S)-2-amino-3-(4-hydroxyphenyl)propanoic acid
IUPAC Traditional name
L-tyrosine
Properties
Product Information
Antion Traces
sulfate (SO42-): ≤100 mg/kg
chloride (Cl-): ≤250 mg/kg
Cation Traces
Fe: ≤5 mg/kg
Na: ≤200 mg/kg
Cu: ≤5 mg/kg
Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Mg: ≤100 mg/kg
Mn: ≤5 mg/kg
Cr: ≤5 mg/kg
NH4+: ≤200 mg/kg
Ni: ≤5 mg/kg
Zn: ≤5 mg/kg
Pb: ≤5 mg/kg
K: ≤50 mg/kg
Ca: ≤100 mg/kg
Loss on Drying
≤0.5% loss on drying, 110 °C
Ignition Residue
≤0.1% (as SO4)
Purity
≥99.0% (NT)
Impurities
≤0.5% foreign amino acids
Linear Formula
4-(HO)C6H4CH2CH(NH2)CO2H
Safety Information
RTECS
YP2275600
GHS Hazard statements
H315-H319-H335
Personal Protective Equipment
dust mask type N95 (US), Eyeshields, Gloves
Safety Statements
26
GHS Signal Word
Warning
European Hazard Symbols
Irritant (Xi)MSDS Link
German water hazard class
1
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
GHS Precautionary statements
P261-P305+P351+P338
Risk Statements
36/37/38
Physical Property
Melting Point
>300 °C (dec.)(lit.)
Optical Rotation
[α]20/D -11.5±1.0°, c = 4% in 1 M HCl
Molecule Details
Other Notes
Amino acid precursor of dopamine and other catecholamines
Amino acid precursor of dopamine and other catecholamines
Molecular Spectra
No Data Available
Click here to submit data
References
No Data Available
Click here to submit data