<I>N</I>-Acetyl-L-cysteine-1,2,3-<SUP>13</SUP>C<SUB>3</SUB>, <SUP>15</SUP>N CAS 2300155-89-7

Purity 97%+In StockPharmaceutical Standards
CAS No.2300155-89-7
Molecular FormulaC2[13C]3H9[15N]O3S
Molecular Weight167.17 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

<I>N</I>-Acetyl-L-cysteine-1,2,3-<SUP>13</SUP>C<SUB>3</SUB>, <SUP>15</SUP>N CAS 2300155-89-7 chemical structure

Description

<I>N</I>-Acetyl-L-cysteine-1,2,3-<SUP>13</SUP>C<SUB>3</SUB>, <SUP>15</SUP>N (CAS 2300155-89-7), molecular formula C2[13C]3H9[15N]O3S and molecular weight 167.17 g/mol, is a CATO reference standard with documented purity and traceability.

Owing to an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, <I>N</I>-Acetyl-L-cysteine-1,2,3-<SUP>13</SUP>C<SUB>3</SUB>, <SUP>15</SUP>N is typically white to off-white liquid. Its solid-state physicochemical attributes — including a molecular weight of 167.17 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

CATO manufactures <I>N</I>-Acetyl-L-cysteine-1,2,3-<SUP>13</SUP>C<SUB>3</SUB>, <SUP>15</SUP>N under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

Physical & Chemical Properties

Molecular FormulaC2[13C]3H9[15N]O3S
Molecular Weight167.17 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO, water
StabilityLight-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)0.0
CAS Registry Year (est.)1999
Nitrogen Atoms1
Sulfur Atoms1

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