MilliporeSigma
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W373605

Sigma-Aldrich

L-Tyrosine

FG

Synonym(s):
(S)-2-Amino-3-(4-hydroxyphenyl)propionic acid, 3-(4-Hydroxyphenyl)-L-alanine
Linear Formula:
4-(HO)C6H4CH2CH(NH2)CO2H
CAS Number:
Molecular Weight:
181.19
FEMA Number:
3736
Beilstein:
392441
EC Number:
MDL number:
eCl@ss:
32160406
PubChem Substance ID:
Flavis number:
17.022
NACRES:
NA.21

biological source

corn

Quality Level

grade

FG

reg. compliance

EU Regulation 1334/2008 & 872/2012
FDA 21 CFR 173.65

optical activity

[α]20/D −10.6°, c = 4 in 1 M HCl

mp

>300 °C (dec.) (lit.)

solubility

water: soluble 0.479 g/L at 25 °C

application(s)

flavors and fragrances

food allergen

no known allergens

Organoleptic

odorless

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

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General description

L-Tyrosine is an important amino acid mainly used as a dietary supplement.[99]
L-tyrosine, an aromatic amino acid, is used common dietary supplement that has a wide range of applications in food and pharmaceutical industry. It is a precursor for preparing industrially important compounds such as 3,4-dihydroxy-L-phenylalanine (L-DOPA), melanin and p-hydroxystyrene. L-tyrosine can be synthesized by different biotechnological methods which are ecofriendly.[61]

Packaging

100 g in poly bottle
1 kg in poly bottle

Other Notes

Amino acid precursor of dopamine and other catecholamines

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 1

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificate of Analysis

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Certificate of Origin

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