(6AS,10R)-2-chloro-4-(chloromethyl)-10-methyl-6a,7,9,10-tetrahydro-6H-[1,4]oxazino[4,3-d]pyrimido[5,4-b][1,4]oxazine CAS 2161304-04-5

Purity 97%+In StockPharmaceutical Standards
CAS No.2161304-04-5
Molecular FormulaC11H13Cl2N3O2
Molecular Weight290.15 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(6AS,10R)-2-chloro-4-(chloromethyl)-10-methyl-6a,7,9,10-tetrahydro-6H-[1,4]oxazino[4,3-d]pyrimido[5,4-b][1,4]oxazine CAS 2161304-04-5 chemical structure

Description

As a certified reference material (CRM), (6AS,10R)-2-chloro-4-(chloromethyl)-10-methyl-6a,7,9,10-tetrahydro-6H-[1,4]oxazino[4,3-d]pyrimido[5,4-b][1,4]oxazine 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.

CATO supplies (6AS,10R)-2-chloro-4-(chloromethyl)-10-methyl-6a,7,9,10-tetrahydro-6H-[1,4]oxazino[4,3-d]pyrimido[5,4-b][1,4]oxazine (CAS 2161304-04-5), a certified reference material (molecular formula C11H13Cl2N3O2, MW 290.15 g/mol) for analytical method development and quality control.

Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution, (6AS,10R)-2-chloro-4-(chloromethyl)-10-methyl-6a,7,9,10-tetrahydro-6H-[1,4]oxazino[4,3-d]pyrimido[5,4-b][1,4]oxazine is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 290.15 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).

This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.

Physical & Chemical Properties

Molecular FormulaC11H13Cl2N3O2
Molecular Weight290.15 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor, low volatility)
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)6.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1998
Halogen ContentCl-containing
Nitrogen Atoms3

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