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Merck

1009005

USP

Acetylcysteine

United States Pharmacopeia (USP) Reference Standard

Synonyme(s) :

N-Acetyl-L-cysteine, LNAC, NAC

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A propos de cet article

Formule linéaire :
HSCH2CH(NHCOCH3)CO2H
Numéro CAS:
Poids moléculaire :
163.19
UNSPSC Code:
41116107
NACRES:
NA.24
PubChem Substance ID:
MDL number:
Beilstein/REAXYS Number:
1724426
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grade

pharmaceutical primary standard

agency

USP

API family

acetylcysteine

manufacturer/tradename

USP

mp

106-108 °C (lit.)

application(s)

pharmaceutical (small molecule)

format

neat

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

General description

This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia. For further information and support please go to the website of the issuing Pharmacopoeia.

Application

Acetylcysteine USP reference standard intended for use in specified compendial tests and assays.

Also used to prepare standard stock and standard solution for assay by using the liquid chromatography method in conjunction with uv detector according to the given below monographs of United States Pharmacopeia (USP):
  • Acetylcysteine Solution
  • Acetylcysteine
  • Acetylcysteine Compounded Solution

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.

Analysis Note

These products are for test and assay use only. They are not meant for administration to humans or animals and cannot be used to diagnose, treat, or cure diseases of any kind.  ​

Other Notes

Sales restrictions may apply.


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Warning

hcodes

Hazard Classifications

Eye Irrit. 2

flash_point_f

Not applicable

flash_point_c

Not applicable

Classe de stockage

11 - Combustible Solids



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