(αZ)-α-[(Acetyloxy)imino]-2-(formylamino)-4-thiazoleacetic Acid CAS 189099-01-2

Purity 97%+In StockPharmaceutical Standards
CAS No.189099-01-2
Molecular FormulaC8H7N3O5S
Molecular Weight257.22 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(αZ)-α-[(Acetyloxy)imino]-2-(formylamino)-4-thiazoleacetic Acid CAS 189099-01-2 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 257.22 g/mol gives (αZ)-α-[(Acetyloxy)imino]-2-(formylamino)-4-thiazoleacetic Acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

(αZ)-α-[(Acetyloxy)imino]-2-(formylamino)-4-thiazoleacetic Acid (CAS 189099-01-2) is a high-purity analytical reference standard with the molecular formula C8H7N3O5S and a molecular weight of 257.22 g/mol.

Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, (αZ)-α-[(Acetyloxy)imino]-2-(formylamino)-4-thiazoleacetic Acid is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 257.22 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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), (αZ)-α-[(Acetyloxy)imino]-2-(formylamino)-4-thiazoleacetic Acid 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 FormulaC8H7N3O5S
Molecular Weight257.22 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2011
Nitrogen Atoms3
Sulfur Atoms1

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