N-[trans-4-[tert-butyl(dimethyl)silyl]oxycyclohexyl]-2-chloro-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrimidin-4-amine CAS 2304631-70-5

Purity 97%+In StockPharmaceutical Standards
CAS No.2304631-70-5
Molecular FormulaC22H45BClN3O3Si
Molecular Weight473.96 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

N-[trans-4-[tert-butyl(dimethyl)silyl]oxycyclohexyl]-2-chloro-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrimidin-4-amine CAS 2304631-70-5 chemical structure

Description

The occurrence of N-[trans-4-[tert-butyl(dimethyl)silyl]oxycyclohexyl]-2-chloro-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrimidin-4-amine is closely related to an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

N-[trans-4-[tert-butyl(dimethyl)silyl]oxycyclohexyl]-2-chloro-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrimidin-4-amine (CAS 2304631-70-5), molecular formula C22H45BClN3O3Si and molecular weight 473.96 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, N-[trans-4-[tert-butyl(dimethyl)silyl]oxycyclohexyl]-2-chloro-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrimidin-4-amine (C22H45BClN3O3Si) contains an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 1.5, corresponding to approximately 1 ring(s) or double-bond equivalent(s). With a molecular weight of 473.96 g/mol, it falls into the moderately-high-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.

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.

As a certified reference material (CRM), N-[trans-4-[tert-butyl(dimethyl)silyl]oxycyclohexyl]-2-chloro-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrimidin-4-amine 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 FormulaC22H45BClN3O3Si
Molecular Weight473.96 g/mol
Purity97%+
StorageStore in a cool place (≤25°C), protect from light, keep sealed and dry
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityLight-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)1.5
CAS Registry Year (est.)1999
Halogen ContentCl-containing
Nitrogen Atoms3

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