L-Isoleucine-<SUP>13</SUP>C<SUB>6</SUB> CAS 201740-82-1

Purity 97%+In StockPharmaceutical Standards
CAS No.201740-82-1
Molecular Formula[13C]6H13NO2
Molecular Weight137.13 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

L-Isoleucine-<SUP>13</SUP>C<SUB>6</SUB> CAS 201740-82-1 chemical structure

Description

The occurrence of L-Isoleucine-<SUP>13</SUP>C<SUB>6</SUB> is closely related to an organic framework in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

L-Isoleucine-<SUP>13</SUP>C<SUB>6</SUB> (CAS 201740-82-1) is a high-purity analytical reference standard with the molecular formula [13C]6H13NO2 and a molecular weight of 137.13 g/mol.

Owing to an organic framework, L-Isoleucine-<SUP>13</SUP>C<SUB>6</SUB> is typically white to off-white liquid. Its solid-state physicochemical attributes — including a molecular weight of 137.13 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.

As a certified reference material (CRM), L-Isoleucine-<SUP>13</SUP>C<SUB>6</SUB> meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.

Physical & Chemical Properties

Molecular Formula[13C]6H13NO2
Molecular Weight137.13 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in methanol, acetonitrile, DMSO
StabilityLight-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)-4.0
CAS Registry Year (est.)2014
Nitrogen Atoms1

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