(±)-1,2-Propanediol [CAS 57-55-6]: Functions, Properties, and Scientific Relevance

(±)-1,2-Propanediol [CAS 57-55-6]: Functions, Properties, and Scientific Relevance

(±)-1,2-Propanediol [CAS 57-55-6]: Structure, Properties, and Research Applications

(±)-1,2-Propanediol is a versatile small-molecule diol widely used in analytical chemistry, formulation research, solvent system development, and laboratory method optimization. Its physicochemical properties make it relevant across a broad range of chemical and biochemical research workflows.

Overview: (±)-1,2-Propanediol, also known as propylene glycol in many scientific and industrial contexts, is a valuable research compound for laboratories working in analytical chemistry, formulation science, solvent compatibility testing, and chemical method development. Its balanced polarity, miscibility profile, and broad utility make it useful in controlled laboratory studies and reproducible research workflows.
Featured Compound

(±)-1,2-Propanediol [CAS 57-55-6]

Research-grade diol for analytical chemistry, solvent studies, formulation science, and laboratory workflows.

CAS: 57-55-6 Molecular Formula: C3H8O2 Molecular Weight: 76.09 Research Use

(±)-1,2-Propanediol is widely used as a research-grade compound in studies involving solvent behavior, formulation design, physicochemical characterization, and method development. Because it is a small bifunctional alcohol with well-known handling properties, it is frequently incorporated into laboratory workflows that require a dependable and versatile liquid compound.

In research environments, it can support analytical procedures, compatibility assessments, solution preparation studies, and formulation-focused investigations where consistency and practical laboratory performance are important.

Key Features

  • Small-molecule diol with broad laboratory utility
  • Suitable for analytical and formulation research
  • Useful in solvent and compatibility studies
  • Relevant to chemical method development
  • Practical for reproducible laboratory workflows
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What Is (±)-1,2-Propanediol?

(±)-1,2-Propanediol is a vicinal diol containing two hydroxyl groups on adjacent carbon atoms. It is a low-molecular-weight organic compound that is commonly studied in relation to solvent systems, formulation behavior, intermolecular interactions, and physicochemical properties relevant to laboratory research.

The “(±)” designation indicates a racemic mixture, meaning the material contains both enantiomeric forms. This makes it especially relevant in research settings where stereochemical context, compound behavior, or general small-molecule utility may be of interest.

Structural Characteristics

Vicinal Diol Structure

Two neighboring hydroxyl groups contribute to hydrogen bonding behavior and broad solvent relevance.

Low Molecular Weight

Its compact structure and defined chemical identity make it practical for controlled research workflows.

Racemic Composition

The (±) form contains both stereoisomeric counterparts, which can be relevant in general chemistry research.

Formulation Compatibility

Its polarity and liquid behavior make it useful in studies involving blends, solutions, and formulation systems.

Why (±)-1,2-Propanediol Matters in Research

1. Analytical Chemistry Workflows

(±)-1,2-Propanediol is relevant in analytical chemistry because it can be used in solution preparation, method optimization, and studies of solvent effects on chemical behavior. Researchers often value compounds like this for their predictable handling profile and broad applicability.

2. Formulation Science

In formulation-focused research, diols are frequently investigated for their effects on miscibility, viscosity, solvation, and system stability. This makes (±)-1,2-Propanediol useful in controlled experimental setups involving liquid systems and multicomponent formulations.

3. Solvent and Compatibility Studies

The compound is also useful in solvent system development and compatibility testing. Its chemical profile supports laboratory studies that evaluate dissolution behavior, solvent interactions, and material handling performance under defined research conditions.

4. Chemical and Physicochemical Research

Because of its simple and well-characterized structure, (±)-1,2-Propanediol can support physicochemical investigations involving polarity, hydrogen bonding, and liquid-phase behavior in analytical and chemical research laboratories.

Typical Research Applications

  • Analytical chemistry and method development
  • Formulation science and solvent compatibility studies
  • Solution preparation and laboratory optimization workflows
  • Small-molecule chemical property investigations
  • Physicochemical characterization and liquid system research
  • General laboratory use in reproducible research protocols

Chemical Identity and Product Relevance

Researchers often select compounds such as (±)-1,2-Propanediol for their combination of practical handling characteristics, defined chemical structure, and broad methodological utility. These features make it a useful material in both exploratory and standardized laboratory studies.

For QuantiMol-style product content, this compound is especially suitable for promotion as a versatile research chemical used in analytical, chemical, and formulation-related settings.

Product Specifications

  • Product Name: (±)-1,2-Propanediol
  • CAS Number: 57-55-6
  • Molecular Formula: C3H8O2
  • Molecular Weight: 76.09
  • Chemical Class: Diol / Small Organic Molecule
  • Research Focus: Analytical chemistry, formulation science, solvent studies

Research-Grade Quality Considerations

When selecting small organic compounds for laboratory use, researchers typically consider consistency, chemical identity, suitability for the intended workflow, and compatibility with analytical or formulation systems. A compound like (±)-1,2-Propanediol is often valued for its straightforward chemical profile and broad applicability in research environments.

Storage and Handling Considerations

Good laboratory practice generally includes storing and handling small organic liquid compounds under appropriate conditions, using suitable containers, and maintaining consistency in preparation and dispensing procedures. Storage and use should follow the product documentation and the laboratory’s internal quality and safety procedures.

Further Reading

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