4-(sec-Butylamino)quinazoline-2(1H)-thione CAS 443348-18-3

Purity 97%+In StockPharmaceutical Standards
CAS No.443348-18-3
Molecular FormulaC12H15N3S
Molecular Weight233.33 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-(sec-Butylamino)quinazoline-2(1H)-thione CAS 443348-18-3 chemical structure

Description

As a certified reference material (CRM), 4-(sec-Butylamino)quinazoline-2(1H)-thione 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.

4-(sec-Butylamino)quinazoline-2(1H)-thione (CAS 443348-18-3) is a high-purity analytical reference standard with the molecular formula C12H15N3S and a molecular weight of 233.33 g/mol.

Structurally, 4-(sec-Butylamino)quinazoline-2(1H)-thione (C12H15N3S) contains a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality. The molecule exhibits a degree of unsaturation (DBE) of 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 233.33 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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 FormulaC12H15N3S
Molecular Weight233.33 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityLight-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Nitrogen Atoms3
Sulfur Atoms1

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