m-PEG4-CH2COOH CAS 16024-66-1

Purity 97%+In StockPharmaceutical Standards
CAS No.16024-66-1
Molecular FormulaC11H22O7
Molecular Weight266.29 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

m-PEG4-CH2COOH CAS 16024-66-1 chemical structure

Description

The occurrence of m-PEG4-CH2COOH is closely related to a carboxylic acid group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

m-PEG4-CH2COOH (CAS 16024-66-1), molecular formula C11H22O7 and molecular weight 266.29 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, m-PEG4-CH2COOH (C11H22O7) contains a carboxylic acid group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 1.0, corresponding to approximately 1 ring(s) or double-bond equivalent(s). With a molecular weight of 266.29 g/mol, it falls into the medium-molecular-weight range.

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), m-PEG4-CH2COOH 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 FormulaC11H22O7
Molecular Weight266.29 g/mol
Purity97%+
StorageStore in a cool place (≤25°C), keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO
StabilityHygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)1.0
CAS Registry Year (est.)1961

Recommended Standards

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