9,9-Dimethyl-9H-fluorene-2,7-diol CAS 221010-68-0

Purity 97%+In StockPharmaceutical Standards
CAS No.221010-68-0
Molecular FormulaC15H14O2
Molecular Weight226.27 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

9,9-Dimethyl-9H-fluorene-2,7-diol CAS 221010-68-0 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 226.27 g/mol gives 9,9-Dimethyl-9H-fluorene-2,7-diol distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

9,9-Dimethyl-9H-fluorene-2,7-diol (CAS 221010-68-0), molecular formula C15H14O2 and molecular weight 226.27 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 9,9-Dimethyl-9H-fluorene-2,7-diol (C15H14O2) contains a carboxylic acid group, a hydroxyl group, an ether linkage, a polycyclic aromatic system. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 226.27 g/mol, it falls into the medium-molecular-weight range. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.

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 9,9-Dimethyl-9H-fluorene-2,7-diol 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 FormulaC15H14O2
Molecular Weight226.27 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)9.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2020

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