3,5-Di-tert-butyl-4-hydroxybenzoic Acid CAS 1421-49-4

Purity >95%In StockPharmaceutical Standards
CAS No.1421-49-4
Molecular FormulaC15H22O3
Molecular Weight250.33 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3,5-Di-tert-butyl-4-hydroxybenzoic Acid CAS 1421-49-4 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 3,5-Di-tert-butyl-4-hydroxybenzoic Acid.

3,5-Di-tert-butyl-4-hydroxybenzoic Acid (CAS 1421-49-4) is a high-purity analytical reference standard with the molecular formula C15H22O3 and a molecular weight of 250.33 g/mol.

Structurally, 3,5-Di-tert-butyl-4-hydroxybenzoic Acid (C15H22O3) contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 250.33 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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

As a certified reference material (CRM), 3,5-Di-tert-butyl-4-hydroxybenzoic Acid 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 FormulaC15H22O3
Molecular Weight250.33 g/mol
AppearanceOff-white to pale yellow crystalline powder
Purity>95%
StorageStore at room temperature, keep sealed and dry
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure
Degree of Unsaturation (DBE)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1957

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