Skip to Content
Merck
All Photos(4)

Key Documents

View All Documentation

A9165

Sigma-Aldrich

N-Acetyl-L-cysteine

≥99% (TLC), suitable for cell culture, BioReagent

Synonym(s):

LNAC, NAC

Sign Into View Organizational & Contract Pricing
All Photos(4)

About This Item

Linear Formula:
HSCH2CH(NHCOCH3)CO2H
CAS Number:
616-91-1
Molecular Weight:
163.19
Beilstein:
1724426
EC Number:
210-498-3
MDL number:
MFCD00004880
UNSPSC Code:
12352209
PubChem Substance ID:
24891402
NACRES:
NA.26

product name

N-Acetyl-L-cysteine, BioReagent, suitable for cell culture

product line

BioReagent

Assay

≥99% (TLC)

form

powder

technique(s)

cell culture | mammalian: suitable

color

white to off-white

mp

106-108 °C (lit.)

solubility

H2O: 100 mg/mL (with heating)

storage temp.

2-8°C

SMILES string

CC(=O)N[C@@H](CS)C(O)=O

InChI

1S/C5H9NO3S/c1-3(7)6-4(2-10)5(8)9/h4,10H,2H2,1H3,(H,6,7)(H,8,9)/t4-/m0/s1

InChI key

PWKSKIMOESPYIA-BYPYZUCNSA-N

Looking for similar products? Visit Product Comparison Guide

Application

N-Acetyl-L-cysteine has been used as a component of intestinal basal medium for the culture of mouse intestinal stem cells and also as a component of expansion medium.

Biochem/physiol Actions

Antioxidant and mucolytic agent. Increases cellular pools of free radical scavengers. Reported to prevent apoptosis in neuronal cells but induce apoptosis in smooth muscle cells. Inhibits HIV replication. May serve as a substrate for microsomal glutathione transferase.

Other Notes

2024 CiteAb Award Winner for Supplier Succeeding in Parkinson′s Research

Application

Product No.
Description
Pricing

also commonly purchased with this product

Product No.
Description
Pricing

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H319

Hazard Classifications

Eye Irrit. 2

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Derivation and long-term expansion of human endometrial and decidual organoids
Margherita Turco
Protocol Exchange, 2639-2644 (2017)
Isolation, Culture, and Maintenance of Mouse Intestinal Stem Cells
Kevin P. O?Rourke
Bio-protocol, 6(4), e1733-e1733 (2016)
Meritxell Huch et al.
Nature, 494(7436), 247-250 (2013-01-29)
The Wnt target gene Lgr5 (leucine-rich-repeat-containing G-protein-coupled receptor 5) marks actively dividing stem cells in Wnt-driven, self-renewing tissues such as small intestine and colon, stomach and hair follicles. A three-dimensional culture system allows long-term clonal expansion of single Lgr5(+) stem
Suzanne M Cloonan et al.
Journal of medicinal chemistry, 58(11), 4494-4505 (2015-05-12)
Ruthenium polypyridyl complexes show great promise as new photodynamic therapy (PDT) agents. However, a lack of detailed understanding of their mode of action in cells poses a challenge to their development. We have designed a new Ru(II) PDT candidate that
Yuval Samuni et al.
Biochimica et biophysica acta, 1830(8), 4117-4129 (2013-04-27)
N-acetylcysteine (NAC) has been in clinical practice for several decades. It has been used as a mucolytic agent and for the treatment of numerous disorders including paracetamol intoxication, doxorubicin cardiotoxicity, ischemia-reperfusion cardiac injury, acute respiratory distress syndrome, bronchitis, chemotherapy-induced toxicity
View All Related Papers

Articles

L-Cysteine in Cell Culture

Importance and uses of cysteine in serum-free eukaryotic, including hybridoma and Chinese Hamster Ovary (CHO) cell, cultures

L-Cysteine in Cell Culture

Importance and uses of cysteine in serum-free eukaryotic, including hybridoma and Chinese Hamster Ovary (CHO) cell, cultures

L-Cysteine in Cell Culture

Importance and uses of cysteine in serum-free eukaryotic, including hybridoma and Chinese Hamster Ovary (CHO) cell, cultures

L-Cysteine in Cell Culture

Importance and uses of cysteine in serum-free eukaryotic, including hybridoma and Chinese Hamster Ovary (CHO) cell, cultures

See All

Chromatograms

application for HPLC

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service