93830
L -Tyrosine
≥99.0% (NT)
Synonym(s):
(S)-2-Amino-3-(4-hydroxyphenyl)propionic acid, 3-(4-Hydroxyphenyl)-
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About This Item
assay
≥99.0% (NT)
optical activity
[α]20/D −11.5±1.0°, c = 4% in 1 M HCl
impurities
≤0.5% foreign amino acids
ign. residue
≤0.1% (as SO4)
loss
≤0.5% loss on drying, 110 °C
mp
>300 °C (dec.) (lit.)
anion traces
chloride (Cl-): ≤250 mg/kg, sulfate (SO42-): ≤100 mg/kg
cation traces
Ca: ≤100 mg/kg, Cd: ≤5 mg/kg, Co: ≤5 mg/kg, Cr: ≤5 mg/kg, Cu: ≤5 mg/kg, Fe: ≤5 mg/kg, K: ≤50 mg/kg, Mg: ≤100 mg/kg, Mn: ≤5 mg/kg, NH4+: ≤200 mg/kg, Na: ≤200 mg/kg, Ni: ≤5 mg/kg, Pb: ≤5 mg/kg, Zn: ≤5 mg/kg
SMILES string
N[C@@H](Cc1ccc(O)cc1)C(O)=O
InChI
1S/C9H11NO3/c10-8(9(12)13)5-6-1-3-7(11)4-2-6/h1-4,8,11H,5,10H2,(H,12,13)/t8-/m0/s1
InChI key
OUYCCCASQSFEME-QMMMGPOBSA-N
Other Notes
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Storage Class
11 - Combustible Solids
WGK
WGK 1
Flash Point (°F)
Not applicable
Flash Point (°C)
Not applicable
PPE (personal protective equipment)
dust mask type N95 (US), Eyeshields, Gloves
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