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Merck
CN

93829

Sigma-Aldrich

L-酪氨酸

≥99.0% (NT), suitable for ligand binding assays, BioUltra

别名:

(S)-2-氨基-3-(4-羟苯基)丙酸, 3-(4-羟苯基)-L-丙氨酸

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About This Item

线性分子式:
4-(HO)C6H4CH2CH(NH2)CO2H
CAS号:
分子量:
181.19
Beilstein:
392441
EC 号:
MDL编号:
UNSPSC代码:
12352209
eCl@ss:
32160406
PubChem化学物质编号:
NACRES:
NA.26

产品名称

L-酪氨酸, BioUltra, ≥99.0% (NT)

产品线

BioUltra

质量水平

方案

≥99.0% (NT)

表单

powder or crystals

旋光性

[α]20/D −11.5±1.0°, c = 4% in 1 M HCl

技术

ligand binding assay: suitable

杂质

insoluble matter, passes filter test
≤0.5% foreign amino acids

灼烧残渣

≤0.1%

缺失

≤0.2% loss on drying, 20 °C (HV)

颜色

white

mp

>300 °C (dec.) (lit.)

溶解性

1 M HCl: 25 mg/mL, clear, colorless (hot)

痕量阴离子

chloride (Cl-): ≤400 mg/kg
sulfate (SO42-): ≤300 mg/kg

痕量阳离子

Al: ≤5 mg/kg
As: ≤0.1 mg/kg
Ba: ≤5 mg/kg
Bi: ≤5 mg/kg
Ca: ≤10 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
Li: ≤5 mg/kg
Mg: ≤5 mg/kg
Mn: ≤5 mg/kg
Mo: ≤5 mg/kg
NH4+: ≤200 mg/kg
Na: ≤200 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Sr: ≤5 mg/kg
Zn: ≤5 mg/kg

吸附

cut-off at 310 nm in 1 M HCl at 0.5 M

SMILES字符串

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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应用

L-酪氨酸用于酪氨酸羟化酶(TH)酶活性测定。它还用作霍乱弧菌菌株生长培养基中酪氨酸酶的底物,以刺激黑色素形成。它可以用作(-)-MY 336a 合成的前体。MY 336a,β-肾上腺素能受体拮抗剂,最早是从 加蓬链霉菌 KY2234(ATCC 15282)的培养液中分离的。它可用于合成 3-溴-L-酪氨酸和 3,5-二溴-L-酪氨酸。

其他说明

多巴胺和其他儿茶酚胺的氨基酸前体
各种微生物的生长要求

储存分类代码

11 - Combustible Solids

WGK

WGK 1

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

dust mask type N95 (US), Eyeshields, Gloves


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V E Coyne et al.
Applied and environmental microbiology, 58(9), 2861-2865 (1992-09-01)
Vibrio cholerae synthesized the pigment melanin in response to specific physiological conditions that were stressful to the bacterium. Pigmentation was induced when V. cholerae was subjected to hyperosmotic stress in conjunction with elevated growth temperatures (above 30 degrees C). The
CRC Handbook of Microbiology, 4, 1-1 (1974)
Andisheh Eslamboli et al.
The Journal of neuroscience : the official journal of the Society for Neuroscience, 25(4), 769-777 (2005-01-28)
The therapeutic potential of glial cell line-derived neurotrophic factor (GDNF) for Parkinson's disease is likely to depend on sustained delivery of the appropriate amount to the target areas. Recombinant adeno-associated viral vectors (rAAVs) expressing GDNF may be a suitable delivery
Total Synthesis of (-)-MY 336a from L-Tyrosine.
Liao XW, et al.
Journal of Heterocyclic Chemistry, 47(1), 50-53 (2010)
Robert S Phillips et al.
Amino acids, 44(2), 529-532 (2012-07-28)
L-Tyrosine is converted to 3-bromo-L-tyrosine in good yield by reaction with 1.2 equiv. of DMSO in HBr/AcOH, while reaction with 2.2 equiv. of DMSO under comparable conditions results in formation of 3,5-dibromo-L-tyrosine in good yield. This is the simplest, safest

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Learn more about the amino acid L-Tyrosine and explore how it is used in cell culture media like MEM, DMEM, and RPMI. We offer a comprehensive portfolio of amino acid cell culture supplements and reagents.

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