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3-Buten-1-ol (CAS NO.: 627-27-0)

May 08, 2026

CAS NO.: 627-27-0

Content:98.00%

Application: Used as a starting reagent in the asymmetric total synthesis of natural seimatopolide B and in the synthesis of catalytic bimetallic nanoparticles.

Product Overview

 3-Buten-1-ol (also known as Allylcarbinol, 3-Butenyl alcohol, Homoallyl alcohol) CAS No.: 627-27-0, with the chemical formula C₄H₈O and a molecular weight of 72.11 g/mol. It is a clear colorless to slightly yellow liquid. This compound belongs to the class of unsaturated alcohols (homoallyl alcohols) and is primarily used in organic synthesis and as a reagent, though it is subject to safety regulations due to its flammable and irritant properties.

Properties

3-Buten-1-ol 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: -31.44 °C (estimate).
  • Boiling Point: 112-114 °C (lit.).
  • Density: 0.838 g/mL at 25 °C (lit.).
  • Solubility: Soluble in chloroform, methanol; water soluble.
  • Stability: Stable; incompatible with acids, acid chlorides, acid anhydrides, oxidizing agents; flammable with explosive limits 2-28% (V).
  • Toxicity: Moderately toxic; strongly irritating to skin and eyes; may cause respiratory irritation; toxic to aquatic organisms with long-lasting effects.

Applications

The primary applications of 3-buten-1-ol include:

  • Organic Synthesis Intermediate: Used as a starting reagent in the asymmetric total synthesis of natural seimatopolide B and in the synthesis of catalytic bimetallic nanoparticles.
  • Reagent: Employed in studies of Mn-catalyzed hydrohydrazination of olefins and the conversion of propargylic acetates to ethers catalyzed by ferric chloride.
  • Other: Serves as an aliphatic primary alcohol reagent in various organic synthesis processes.

Classification

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

Classification Type Specific Category Description
Chemical Class Unsaturated Alcohol (Homoallyl Alcohol) A primary alcohol with an alkene group, reactive in nucleophilic and other organic reactions.
Usage Class Organic Synthesis Reagent/Intermediate Primarily used as a reagent and intermediate in chemical synthesis.
Hazard Class Flammable Liquid (UN 1987); Irritant Flammable (H226, Flam. Liq. 3); skin irritant (H315), eye irritant (H319), respiratory irritant (H335); GHS02, GHS07; Packing Group II.
Regulatory Class Controlled Chemical (REACH, TSCA) Listed under US TSCA and EPA Substance Registry; HS Code 29052990; subject to environmental and safety controls.

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Frequently Asked Questions — 3-Buten-1-ol (CAS NO.: 627-27-0)

What is 3-Buten-1-ol (CAS NO.: 627-27-0) used for?

3-Buten-1-ol (CAS NO.: 627-27-0) (3-Buten-1-ol (CAS NO.: 627-27-0)) 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-Buten-1-ol (CAS NO.: 627-27-0) suitable for water-based applications?

Yes. 3-Buten-1-ol (CAS NO.: 627-27-0) 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-Buten-1-ol (CAS NO.: 627-27-0)?

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-Buten-1-ol (CAS NO.: 627-27-0)?

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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