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N-Acetyl-L-cysteine cas 616-91-1

Assay: 98%-102.0%
Appearance: White crystals or crystalline powder
Capacity: 500tons/year
Packaging: 25kg/fiber drum
Sample: available


N-Acetyl-L-cysteine cas 616-91-1

Quick Details

Product name: N-Acetyl-L-cysteine

Other name: Acetylcysteine

CAS No.:616-91-1

Molecular Fomula: C5H9NO3S

Chemical Structure:N-Acetyl-L-cysteine Chemical Structure

Molecular weight: 163.20

Grade: USP39, AJI92


Item Specifications
Appearance White crystals or crystalline powder
Identification Meets the requirements
Assay 98.0%~102.0%
Specific rotation [α]D20 +21°~+27°
Heavy metals(Pb) ≤0.001%
Loss on drying ≤1.0%
Residue on ignition ≤0.50%
PH value 2.0~2.8



It is widely used in medicine, food, cosmetics, agriculture and other fields.

Medicine: Mainly has a higher value for the treatment of respiratory tract. It is used as a medicine for dissolving mucous phlegm and an antidote for acetaminophen poisoning.

Cosmetics: N-acetyl-L-cysteine can scavenge oxygen free radicals and other oxides, slow down aging, restore melanin under the epidermis, and eliminate melanin that has settled, so N-acetyl-L-cysteine People are paying more and more attention as whitening cosmetics.


25 kg/ fiber drum.


Dark, dry and cool closed storage, non-toxic and harmful substances mixed, mixed transport.

This product is non-dangerous goods, according to the general transport of chemicals.