N-Acetyl-L-cysteine
N-Acetyl-L-cysteine (CAS 616-91-1), with the linear formula HSCH2CH(NHCOCH3)CO2H and a molecular weight of 163.19 g/mol, is a powerful antioxidant and mucolytic agent. This white crystalline powder serves as a key intermediate and reagent in biochemical research, particularly in studies related to oxidative stress, cell signaling, and cancer research. It is a crucial compound for investigating biological pathways and developing therapeutic strategies.
- IUPAC
- LNAC,NAC
- Synonyms
- N-AcetylcysteineAcetylcysteineN-AcétylcystéineMucomystL-Cysteine, N-acetyl-AirbronBrompehBrotulexCysteina, N-acetil-D-N-acetylcysteine (incorrect)EpacheolFluimucilL-Cysteine, N-acetyl-MucocisMucofenMucosolvanMuco-tussinNACN-acetyl-L-cysteineN-acetilcisteinaNSC 26518SolmuxThiocodThioval

Antioxidant and Free Radical Scavenger
N-Acetyl-L-cysteine acts as a precursor to glutathione, a major intracellular antioxidant, effectively scavenging reactive oxygen species. It is vital for research into oxidative stress-related diseases and cellular protection mechanisms.
Biochemical Research Reagent
Used extensively in cell biology and biochemistry, it serves as a substrate or inhibitor in enzymatic studies. Its role in cell signaling pathways makes it valuable for investigating cellular responses to various stimuli.
Cancer Research
Investigated for its chemopreventive properties, N-Acetyl-L-cysteine is employed in studies exploring its potential to inhibit tumour growth and protect against carcinogen-induced damage.
Mucolytic Agent Research
While known for its clinical use, in research settings, it is studied for its ability to break disulfide bonds in mucus glycoproteins, aiding in the understanding of respiratory conditions.
| Molecular weight | 163.19 |
|---|---|
| Linear formula | HSCH2CH(NHCOCH3)CO2H |
| Assay | 98.0-102.0% |
| Form | powder |
| Storage temperature | 2-8°C |
| Melting point | 106-108 °C(lit.) |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 2 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is N-Acetyl-L-cysteine used for?
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N-Acetyl-L-cysteine is used as an antioxidant, a biochemical research reagent in cell biology and cancer research, and in studies investigating its mucolytic properties. It serves as a precursor to glutathione.
What is the CAS number and chemical formula for N-Acetyl-L-cysteine?
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The CAS number for N-Acetyl-L-cysteine is 616-91-1, and its linear formula is HSCH2CH(NHCOCH3)CO2H.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies N-Acetyl-L-cysteine with an assay of 98.0-102.0%. TSS does not represent this product as USP, BP, EP, or other pharmacopoeial grades unless explicitly stated in the product documentation.
What are the safety and handling recommendations for N-Acetyl-L-cysteine?
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Handling N-Acetyl-L-cysteine requires protective equipment including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter is recommended. The compound is classified under WGK Germany 2, indicating potential hazards in aquatic environments.
How is N-Acetyl-L-cysteine typically shipped and exported?
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As a global supplier, Tech Serve Solutions exports chemicals worldwide, adhering to all relevant shipping and customs regulations. Specific packaging details are available upon request.
How can I request a sample or quote for N-Acetyl-L-cysteine?
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To request a sample or a quotation for N-Acetyl-L-cysteine, please contact our sales department through the provided channels on the Tech Serve Solutions website.
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