1-Isobutyl-3-phenylthiourea CAS 16275-53-9

Purity 97%+In StockPharmaceutical Standards
CAS No.16275-53-9
Molecular FormulaC11H16N2S
Molecular Weight208.32 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1-Isobutyl-3-phenylthiourea CAS 16275-53-9 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 208.32 g/mol gives 1-Isobutyl-3-phenylthiourea distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

1-Isobutyl-3-phenylthiourea (CAS 16275-53-9), molecular formula C11H16N2S and molecular weight 208.32 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C11H16N2S, 1-Isobutyl-3-phenylthiourea contains a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 208.32 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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.

As a certified reference material (CRM), 1-Isobutyl-3-phenylthiourea 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 FormulaC11H16N2S
Molecular Weight208.32 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)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1961
Nitrogen Atoms2
Sulfur Atoms1

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Why CATO?