4-Methoxytrityl chloride CAS 14470-28-1

Purity 97%+In StockPharmaceutical Standards
CAS No.14470-28-1
Molecular FormulaC20H17ClO
Molecular Weight308.80 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-Methoxytrityl chloride CAS 14470-28-1 chemical structure

Description

CATO manufactures 4-Methoxytrityl chloride 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.

4-Methoxytrityl chloride (CAS 14470-28-1) is a high-purity analytical reference standard with the molecular formula C20H17ClO and a molecular weight of 308.80 g/mol.

Structurally, 4-Methoxytrityl chloride (C20H17ClO) contains a steroid core, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 12.0, corresponding to approximately 12 ring(s) or double-bond equivalent(s). With a molecular weight of 308.80 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

Physical & Chemical Properties

Molecular FormulaC20H17ClO
Molecular Weight308.80 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor)
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)12.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1961
Halogen ContentCl-containing

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