1. Metabolic Enzyme/Protease Apoptosis
  2. Endogenous Metabolite Ferroptosis
  3. L-Cystine-34S2

L-Cystine-34S2 is the 34S-labeled L-Cystine. L-Cystine is an amino acid and intracellular thiol, which plays a critical role in the regulation of cellular processes.

For research use only. We do not sell to patients.

L-Cystine-<sup>34</sup>S<sub>2</sub> Chemical Structure

L-Cystine-34S2 Chemical Structure

CAS No. : 113512-08-6

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1 mg USD 1680 In-stock
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Based on 1 publication(s) in Google Scholar

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Description

L-Cystine-34S2 is the 34S-labeled L-Cystine. L-Cystine is an amino acid and intracellular thiol, which plays a critical role in the regulation of cellular processes.

In Vitro

Stable heavy isotopes of hydrogen, carbon, and other elements have been incorporated into drug molecules, largely as tracers for quantitation during the drug development process. Deuteration has gained attention because of its potential to affect the pharmacokinetic and metabolic profiles of drugs[1].

MedChemExpress (MCE) has not independently confirmed the accuracy of these methods. They are for reference only.

Molecular Weight

244.11

Formula

C6H12N2O434S2

CAS No.
Unlabeled CAS

56-89-3

Appearance

Solid

Color

White to off-white

SMILES

N[C@@H](C[34S][34S]C[C@@H](C(O)=O)N)C(O)=O

Shipping

Room temperature in continental US; may vary elsewhere.

Storage
Powder -20°C 3 years
In solvent -80°C 6 months
-20°C 1 month
Solvent & Solubility
In Vitro: 

0.1 M NaOH : 3.33 mg/mL (13.64 mM; ultrasonic and warming and adjust pH to 11 with NaOH and heat to 70°C)

0.1 M HCL : 2.5 mg/mL (10.24 mM; ultrasonic and adjust pH to 2 with HCl)

DMSO : ≥ 1 mg/mL (4.10 mM; Hygroscopic DMSO has a significant impact on the solubility of product, please use newly opened DMSO)

H2O : ≥ 0.1 mg/mL (0.41 mM)

*"≥" means soluble, but saturation unknown.

Preparing
Stock Solutions
Concentration Solvent Mass 1 mg 5 mg 10 mg
1 mM 4.0965 mL 20.4826 mL 40.9651 mL
5 mM 0.8193 mL 4.0965 mL 8.1930 mL
View the Complete Stock Solution Preparation Table

* Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month. When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.

  • Molarity Calculator

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Mass (g) = Concentration (mol/L) × Volume (L) × Molecular Weight (g/mol)

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Concentration (start) × Volume (start) = Concentration (final) × Volume (final)

This equation is commonly abbreviated as: C1V1 = C2V2

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V2

In Vivo Dissolution Calculator
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Calculation results:
Working solution concentration: mg/mL
Purity & Documentation
References

Complete Stock Solution Preparation Table

* Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month. When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.

Optional Solvent Concentration Solvent Mass 1 mg 5 mg 10 mg 25 mg
DMSO / 0.1 M HCL / 0.1 M NaOH 1 mM 4.0965 mL 20.4826 mL 40.9651 mL 102.4128 mL
0.1 M HCL / 0.1 M NaOH 5 mM 0.8193 mL 4.0965 mL 8.1930 mL 20.4826 mL
10 mM 0.4097 mL 2.0483 mL 4.0965 mL 10.2413 mL
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Help & FAQs
  • Do most proteins show cross-species activity?

    Species cross-reactivity must be investigated individually for each product. Many human cytokines will produce a nice response in mouse cell lines, and many mouse proteins will show activity on human cells. Other proteins may have a lower specific activity when used in the opposite species.

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Product Name:
L-Cystine-34S2
Cat. No.:
HY-N0394S3
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