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3-Chloro-L-tyrosine

Cat No.:V29458 Purity: ≥98%
3-Chloro-L-tyrosine, a specific marker in myeloperoxidase-catalyzed oxidation, is significantly elevated in low-density lipoprotein extracted from human atherosclerotic intima.
3-Chloro-L-tyrosine
3-Chloro-L-tyrosine Chemical Structure CAS No.: 7423-93-0
Product category: New1
This product is for research use only, not for human use. We do not sell to patients.
Size Price Stock Qty
250mg
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Product Description
3-Chloro-L-tyrosine, a specific marker in myeloperoxidase-catalyzed oxidation, is significantly elevated in low-density lipoprotein extracted from human atherosclerotic intima.
Biological Activity I Assay Protocols (From Reference)
References

[1]. 3-Chlorotyrosine, a specific marker of myeloperoxidase-catalyzed oxidation, is markedly elevated in low density lipoprotein isolated from human atherosclerotic intima. J Clin Invest. 1997 May 1;99(9):2075-81.

Additional Infomation
3-chloro-L-tyrosine is a chloroamino acid comprising a tyrosine core with a chloro- substituent ortho to the phenolic hydroxy group. It has a role as a biomarker and a human metabolite. It is a chloroamino acid, a member of monochlorobenzenes, a L-tyrosine derivative and a non-proteinogenic L-alpha-amino acid. It is a tautomer of a 3-chloro-L-tyrosine zwitterion.
3-Chloro-L-tyrosine has been reported in Homo sapiens with data available.
3-Chlorotyrosine is a specific biomarker of hypochlorous acid (HClO), the oxidation product of myeloperoxidase (MPO). Under oxidative stress, 3-chlorotyrosine is produced in proteins with tyrosine residues by the strong oxidant HClO. HClO which is formed at sites of inflammation is also the anti-bacterial molecule produced by neutrophils through MPO-catalyzed oxidation. MPO is a heme-containing enzyme secreted by activated neutrophils and monocytes; it is the only enzyme that produces HClO. Therefore, 3-chlorotyrosine can potentially be used to help determine the extent of neutrophilic inflammation.
These protocols are for reference only. InvivoChem does not independently validate these methods.
Physicochemical Properties
Molecular Formula
C9H10CLNO3
Molecular Weight
215.6336
Exact Mass
215.034
CAS #
7423-93-0
Related CAS #
3-Chloro-L-tyrosine-13C6
PubChem CID
110992
Appearance
White to off-white solid powder
Density
1.5±0.1 g/cm3
Boiling Point
388.6±42.0 °C at 760 mmHg
Melting Point
249ºC
Flash Point
188.8±27.9 °C
Vapour Pressure
0.0±0.9 mmHg at 25°C
Index of Refraction
1.625
LogP
0.93
Hydrogen Bond Donor Count
3
Hydrogen Bond Acceptor Count
4
Rotatable Bond Count
3
Heavy Atom Count
14
Complexity
212
Defined Atom Stereocenter Count
1
SMILES
C1=CC(=C(C=C1C[C@@H](C(=O)O)N)Cl)O
InChi Key
ACWBBAGYTKWBCD-ZETCQYMHSA-N
InChi Code
InChI=1S/C9H10ClNO3/c10-6-3-5(1-2-8(6)12)4-7(11)9(13)14/h1-3,7,12H,4,11H2,(H,13,14)/t7-/m0/s1
Chemical Name
(2S)-2-amino-3-(3-chloro-4-hydroxyphenyl)propanoic acid
HS Tariff Code
2934.99.9001
Storage

Powder      -20°C    3 years

                     4°C     2 years

In solvent   -80°C    6 months

                  -20°C    1 month

Shipping Condition
Room temperature (This product is stable at ambient temperature for a few days during ordinary shipping and time spent in Customs)
Solubility Data
Solubility (In Vitro)
H2O : ~5 mg/mL (~23.19 mM)
DMSO :< 1 mg/mL
Solubility (In Vivo)
Solubility in Formulation 1: 6.25 mg/mL (28.98 mM) in PBS (add these co-solvents sequentially from left to right, and one by one), clear solution; with sonication (<60°C).

 (Please use freshly prepared in vivo formulations for optimal results.)
Preparing Stock Solutions 1 mg 5 mg 10 mg
1 mM 4.6376 mL 23.1879 mL 46.3757 mL
5 mM 0.9275 mL 4.6376 mL 9.2751 mL
10 mM 0.4638 mL 2.3188 mL 4.6376 mL

*Note: Please select an appropriate solvent for the preparation of stock solution based on your experiment needs. For most products, DMSO can be used for preparing stock solutions (e.g. 5 mM, 10 mM, or 20 mM concentration); some products with high aqueous solubility may be dissolved in water directly. Solubility information is available at the above Solubility Data section. Once the stock solution is prepared, aliquot it to routine usage volumes and store at -20°C or -80°C. Avoid repeated freeze and thaw cycles.

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Working concentration mg/mL;

Method for preparing DMSO stock solution mg drug pre-dissolved in μL DMSO (stock solution concentration mg/mL). Please contact us first if the concentration exceeds the DMSO solubility of the batch of drug.

Method for preparing in vivo formulation:Take μL DMSO stock solution, next add μL PEG300, mix and clarify, next addμL Tween 80, mix and clarify, next add μL ddH2O,mix and clarify.

(1) Please be sure that the solution is clear before the addition of next solvent. Dissolution methods like vortex, ultrasound or warming and heat may be used to aid dissolving.
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