Cysteine -Cys and Derivatives

Se-methylseleno-L-cysteine, 98%, ACROS Organics™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Se-methylseleno-L-cysteine CAS: 26046-90-2 Assay: 97.5% min. Assay Percent Range: 98% Molecular Formula: C4H9NO2Se Formula Weight: 182.08g/mol MDL Number: MFCD00800565

Lactacystin, Tocris

Chemical Name or Material: Lactacystin CAS: 133343-34-7 Assay Percent Range: >98% Molecular Formula: C15H24N2O7S Formula Weight: 376.42g/mol Synonym: (2R, 3S, 4R)-3-Hydroxy-2-[(1S)-1-hydroxy-2-methylpropyl]-4-methyl-5-oxo-2-pyrrolidinecarboxy-N-acetyl-L-cysteine thioester

BOC-S-trityl-L-cysteine, 99%, ACROS Organics™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: BOC-S-trityl-L-cysteine Assay Percent Range: 99% Molecular Formula: C27H29NO4S Formula Weight: 463.6g/mol MDL Number: MFCD00038251

DL-Cysteine 99%, ACROS Organics™

Chemical Name or Material: DL-Cysteine Name Note: 99% CAS: 3374-22-9 Assay Percent Range: 97% Molecular Formula: C3H7NO2S Linear Formula: HSCH2CH(NH2)CO2H Formula Weight: 121.15g/mol Synonym: 2-Amino-3-mercaptopropionic acid

D-Cysteine hydrochloride monohydrate, 98%, ACROS Organics™ Available on GSA/VA Contract for Federal Government customers only.

CAS: 207121-46-8 Physical Form: White to yellow crystalline powder Assay Percent Notes: 98% Molecular Formula: H20·HCl Formula Weight: 177.77g/mol MDL Number: MFCD00150051

D-Cysteine, 99%, ACROS Organics™

Chemical Name or Material: D-Cysteine CAS: 921-01-7 Assay: 98.5% min. Assay Percent Range: 99% Molecular Formula: C3H7NO2S Linear Formula: HSCH2CH(NH2)CO2H Formula Weight: 121.16g/mol MDL Number: MFCD00066461

S-Sulfo-L-cysteine sodium salt, Tocris

Chemical Name or Material: S-Sulfo-L-cysteine sodium salt CAS: 7381-67-1 Assay Percent Range: >98% Molecular Formula: C3H6NO5S2Na Formula Weight: 223.19

L-Cysteine Hydrochloride Hydrate, 98.5-101.5%, ACROS Organics™

Chemical Name or Material: L-Cysteine hydrochloride hydrate Assay: 98.5 to 101.0% (on dried substance) Assay Percent Range: 98.5-101.0% Molecular Formula: C3 H7 N O2 S . H Cl . x H2 O Linear Formula: HCl·xH2O Formula Weight: 157.61g/mol MDL Number: MFCD00065606

L-Cysteine Hydrochloride Monohydrate (White Crystals), Fisher BioReagents Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: L-Cysteine Hydrochloride Monohydrate CAS: 7048-04-6 Physical Form: Solid Assay: 98.5 to 101% Assay Percent Range: 98.5 to 101 % Molecular Formula: C3H7NO2S · HCl · H2O Formula Weight: 175.64g/mol

N-acetyl-L-cysteine, >96%, MP Biomedicals™

Chemical Name or Material: N-acetyl-L-cysteine CAS: 616-91-1 Physical Form: White crystalline powder Assay Percent Range: >96% Molecular Formula: C5H9NO3S Formula Weight: 163.2g/mol MDL Number: MFCD00004880 Synonym: 1alpha;-Acetamido-β-mercaptopropionic acid

L-Cysteine [Free Base], MP Biomedicals

Chemical Name or Material: L-Cysteine [Free Base] CAS: 52-90-4 Purity Grade: Cell Culture Reagent Physical Form: Crystalline Molecular Formula: C3H7NO2S Formula Weight: 121.2g/mol Synonym: β-Mercapto-L-alanine

N-Acetyl-L-cysteine (Crystalline), MP Biomedicals

Chemical Name or Material: N-Acetyl-L-cysteine CAS: 616-91-1 Purity Grade: Cell Culture Reagent Physical Form: White Crystalline Powder Assay Percent Notes: ≥96% Molecular Formula: C5H9NO3S Formula Weight: 163.2g/mol MDL Number: MFCD00004880 Synonym: 1-alpha-Acetamido-beta-mercaptopropionic acid

L-Cysteine hydrochloride monohydrate, MP Biomedicals™

Chemical Name or Material: L-Cysteine Hydrochloride Monohydrate Name Note: Precursor in the food, pharmaceutical, personal care industries CAS: 7048-04-6 Purity Grade: Cell Culture Reagent Physical Form: Clear crystals Molecular Formula: C3H7NO2S · HCl · H2O Formula Weight: 175.64g/mol MDL Number: MFCD00065606 Synonym: Cysteine chlorhydrate

DL-Cystine, Free acid, MP Biomedicals™

Chemical Name or Material: DL-Cystine Name Note: Free Acid CAS: 923-32-0 Molecular Formula: C6H12N2O4S2 Formula Weight: 240.3g/mol MDL Number: MFCD00084652 Synonym: (±)-3, 3'-Dithiobis(2-aminopropionic acid)

L-Cysteine, 99.5%, MP Biomedicals™

Chemical Name or Material: L-Cysteine CAS: 52-90-4 Physical Form: White crystalline powder Assay Percent Range: 99.5% Molecular Formula: C3H7NO2S Formula Weight: 121.16g/mol Synonym: β-Mercapto-L -alanine

L-Cysteine, 98+%

Chemical Name or Material: L-Cysteine CAS: 52-90-4 Molecular Formula: C3H7NO2S Formula Weight: 121.16g/mol MDL Number: MFCD00064306 Beilstein: 1721408 Merck Index: 14,2781

L-Cysteine, 99+%, ACROS Organics™

Chemical Name or Material: L-Cysteine Assay: 99.0% min. (on dried substance) Assay Percent Range: 98+% Molecular Formula: C3H7NO2S Linear Formula: HSCH2CH(NH2)CO2H Formula Weight: 121.15g/mol MDL Number: MFCD00064306 Synonym: (+)-2-Amino-3-mercaptopropionic acid

DL-Cysteine hydrochloride hydrate, 99%, ACROS Organics™

Chemical Name or Material: DL-Cysteine hydrochloride hydrate Name Note: 99% CAS: 96998-61-7 Assay: 98.5 to 101.5% (on dried substance) Assay Percent Range: 99% Molecular Formula: HCl·xH2O Linear Formula: HCl·xH2O MDL Number: MFCD00151030

FMOC-S-trityl-L-Cysteine, 97%, Acros Organics

Chemical Name or Material: FMOC-S-trityl-L-Cysteine Name Note: 97% CAS: 103213-32-7 Assay: 96.0% min. Assay Percent Range: 97% Molecular Formula: C37H31NO4S Formula Weight: 585.72g/mol MDL Number: MFCD00038538

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