Tetrakis(hexahydro-2<I>H</I>-pyrimido[1,2-<I>a</I>]pyrimidinato)ditungsten(III) dichloride CAS 280107-73-5

Purity 97%+In StockPharmaceutical Standards
CAS No.280107-73-5
Molecular FormulaC28H48Cl2N12W2
Molecular Weight991.35 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Tetrakis(hexahydro-2<I>H</I>-pyrimido[1,2-<I>a</I>]pyrimidinato)ditungsten(III) dichloride CAS 280107-73-5 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 991.35 g/mol gives Tetrakis(hexahydro-2<I>H</I>-pyrimido[1,2-<I>a</I>]pyrimidinato)ditungsten(III) dichloride distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies Tetrakis(hexahydro-2<I>H</I>-pyrimido[1,2-<I>a</I>]pyrimidinato)ditungsten(III) dichloride (CAS 280107-73-5), a certified reference material (molecular formula C28H48Cl2N12W2, MW 991.35 g/mol) for analytical method development and quality control.

Structurally, Tetrakis(hexahydro-2<I>H</I>-pyrimido[1,2-<I>a</I>]pyrimidinato)ditungsten(III) dichloride (C28H48Cl2N12W2) contains a nitrogen-containing heterocyclic scaffold, a nitrile group, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 10.0, corresponding to approximately 10 ring(s) or double-bond equivalent(s). With a molecular weight of 991.35 g/mol, it falls into the 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.

CATO manufactures Tetrakis(hexahydro-2<I>H</I>-pyrimido[1,2-<I>a</I>]pyrimidinato)ditungsten(III) dichloride 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 FormulaC28H48Cl2N12W2
Molecular Weight991.35 g/mol
Purity97%+
StorageStore at room temperature, protect from light
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)10.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Halogen ContentCl-containing
Nitrogen Atoms12

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