HomeNews3-Bromo-1-propanol (CAS NO.: 627-18-9)
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3-Bromo-1-propanol (CAS NO.: 627-18-9)

May 08, 2026

CAS NO.: 627-18-9

Content:97.00%

Application: Used in the synthesis of quaternary chiral prolines through cyclization of quaternary amino acids, fluorescent halide-sensitive quinolinium dyes, molten salt-polymers, and insect pheromones; serves as an electrophile in nucleophilic substitution reactions and redox polymerization.

Product Overview

 3-Bromo-1-propanol (also known as Trimethylene bromohydrin or 3-Hydroxypropyl bromide) CAS No.: 627-18-9 , with the chemical formula C₃H₇BrO and a molecular weight of 138.99 g/mol. It is a clear colorless to slightly yellow liquid. This compound belongs to the class of halo alcohols and is primarily used in organic synthesis and as a reagent, though it is subject to safety regulations due to its irritant properties.

Properties

3-Bromo-1-propanol exhibits the following key physical and chemical properties:

  • Physical State: Liquid (at room temperature).
  • Appearance: Clear colorless to slightly yellow liquid.
  • Odor: Not specified.
  • Melting Point: Not widely reported (approximately -57 °C based on similar compounds).
  • Boiling Point: 62 °C/5 mmHg (lit.); approximately 150-160 °C at normal pressure (decomposes partially).
  • Density: 1.537 g/mL at 25 °C (lit.); specific gravity 1.60.
  • Solubility: 167 g/L in water at 20 °C; miscible with organic solvents like ethanol and ether.
  • Stability: Stable under normal conditions; incompatible with strong oxidizing agents; may be sensitive to prolonged exposure to light.
  • Toxicity: Moderately toxic; harmful if swallowed; causes skin irritation, serious eye irritation, and respiratory irritation; when heated to decomposition, emits toxic fumes of Br⁻.

Applications

The primary applications of 3-bromo-1-propanol include:

  • Organic Synthesis Intermediate: Used in the synthesis of quaternary chiral prolines through cyclization of quaternary amino acids, fluorescent halide-sensitive quinolinium dyes, molten salt-polymers, and insect pheromones; serves as an electrophile in nucleophilic substitution reactions and redox polymerization.
  • Reagent: Employed in the study of micellar media and microemulsions based on cationic or nonionic surfactants by reacting with phenols; acts as a grafting agent in the synthesis of recyclable reagents; used in structure-mutagenic activity relationships in bacterial strains.
  • Other: Involved in the synthesis of pharmaceuticals, agrochemicals, biocides, and surfactants; enhances reactivity and stability in innovative formulations.

Classification

The following table outlines the classification of 3-bromo-1-propanol based on chemical properties, uses, and regulations:

Classification Type Specific Category Description
Chemical Class Halo Alcohol (Bromohydrin) A primary alcohol with a bromine substituent, reactive in nucleophilic substitutions.
Usage Class Organic Synthesis Reagent/Intermediate Primarily used as a synthesis intermediate and reagent in chemical reactions.
Hazard Class Irritant (GHS07); Harmful (Xn, Xi) Warning; causes skin irritation (H315), eye irritation (H319), and may be harmful if swallowed (R22); risk of serious damage to eyes (R41).
Regulatory Class Controlled Chemical (REACH, TSCA) Listed under US TSCA (Yes); HS Code 29055910; subject to environmental and safety controls (WGK 3 in Germany).

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Frequently Asked Questions — 3-Bromo-1-propanol (CAS NO.: 627-18-9)

What is 3-Bromo-1-propanol (CAS NO.: 627-18-9) used for?

3-Bromo-1-propanol (CAS NO.: 627-18-9) (3-Bromo-1-propanol (CAS NO.: 627-18-9)) is an organic pigment supplied by Honor Pigments for printing inks, industrial coatings, plastics masterbatch, and textile printing. ISO 9001 certified quality with batch-to-batch consistency.

Is 3-Bromo-1-propanol (CAS NO.: 627-18-9) suitable for water-based applications?

Yes. 3-Bromo-1-propanol (CAS NO.: 627-18-9) can be formulated for water-based ink and coating systems when combined with proper dispersing and wetting agents. Contact Honor Pigments for application-specific grade recommendations.

What technical data is available for 3-Bromo-1-propanol (CAS NO.: 627-18-9)?

Full technical datasheets including heat resistance, light fastness, oil absorption, density, pH value, and particle size distribution are available upon request. Honor Pigments maintains 3-year batch records for QC traceability.

How does Honor Pigments ensure batch consistency for 3-Bromo-1-propanol (CAS NO.: 627-18-9)?

Every batch undergoes color strength, shade, dispersibility, and particle size testing against internal standards. Results are documented per ISO 9001 procedures and available with each shipment.

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