1,1'-(Cyclopentane-1,1-diyl)bis(1H-pyrazole) CAS 28791-87-9

Purity 97%+In StockPharmaceutical Standards
CAS No.28791-87-9
Molecular FormulaC11H14N4
Molecular Weight202.26 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1,1'-(Cyclopentane-1,1-diyl)bis(1H-pyrazole) CAS 28791-87-9 chemical structure

Description

Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 1,1'-(Cyclopentane-1,1-diyl)bis(1H-pyrazole).

1,1'-(Cyclopentane-1,1-diyl)bis(1H-pyrazole) (CAS 28791-87-9) is a high-purity analytical reference standard with the molecular formula C11H14N4 and a molecular weight of 202.26 g/mol.

Based on its molecular formula C11H14N4, 1,1'-(Cyclopentane-1,1-diyl)bis(1H-pyrazole) contains a nitrogen-containing heterocyclic scaffold, a nitrile group; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 202.26 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.

CATO manufactures 1,1'-(Cyclopentane-1,1-diyl)bis(1H-pyrazole) 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 FormulaC11H14N4
Molecular Weight202.26 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.)1965
Nitrogen Atoms4

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