Butyraldehyde

GTC-267

Aldehydes

Butyraldehyde

CAS No.
123-72-8
Catalogue ID
GTC-267

Butyraldehyde, CAS 123-72-8. Source-derived identification, physical data and applications are provided for catalogue reference; request the current specification, COA and SDS for the required grade.

Catalogue aliases / related identifiers

Butanal; n-Butyraldehyde; Butyric Aldehyde; Butal; Butyl Aldehyde

Supplied catalogue source: GTC-267 · Page 16

Reference data — confirm before ordering or use

The information below is a structured migration from the supplied catalogue snapshot. It is not a current product specification, COA or SDS. Confirm the actual supplier, grade, batch documents, classification, packing and destination requirements for your enquiry.


Basic Information of Butyraldehyde

Butyraldehyde (CAS No. 123-72-8) is manufactured to stringent quality standards, ensuring high purity and consistent performance for your specific industrial and chemical needs:

CAS No.:123-72-8
EC No.:204-646-6
Linear Formula:C₄H₈O
Molecular Weight:72.11
Appearance:Transparent Liquid
Odor:Pungent, characteristic aldehyde odor
Melting Point:-96 °C
Boiling point75 °C
Density:0.80 g/mL
Solubility:Sparingly soluble in water; miscible with most organic solvents.
Flash Point:12 °F
Nature:Flammable liquid, highly reactive aldehyde group.
RIDADR:UN 1129 3/PG 2
Chemical Structure:Molecular Structure of Butyraldehyde

Our commitment to quality ensures a reliable and high-performing product for your manufacturing processes.


Primary Applications of Butyraldehyde (Butanal)

Butyraldehyde's unique chemical structure, featuring a reactive aldehyde group, underpins its extensive applications as a key intermediate and specialty chemical:

  1. Critical Intermediate for Alcohol Production:

    One of the most significant applications of Butyraldehyde is its role as a primary precursor for important industrial alcohols:

    • n-Butanol: Produced by the hydrogenation of Butyraldehyde, n-butanol is widely used as a solvent for paints, coatings, resins, and as an intermediate for other chemicals.

    • 2-Ethylhexanol (2-EH): Formed through an aldol condensation of Butyraldehyde, followed by hydrogenation. 2-EH is crucial for manufacturing plasticizers (e.g., DEHP, DINP), which are essential for PVC plastics.

  2. Precursor for Plasticizers:

    Butyraldehyde is directly or indirectly involved in the synthesis of numerous plasticizers, vital compounds that enhance the flexibility and workability of plastics, particularly PVC. This includes precursors to phthalate and non-phthalate plasticizers.

  3. Building Block for Polymers and Resins:

    It's used in the production of various polymers and synthetic resins, contributing specific properties to the final materials due to its aldehyde functionality.

  4. Intermediate in Pharmaceuticals and Agrochemicals:

    The reactive nature of Butyraldehyde makes it a valuable intermediate in the synthesis of active pharmaceutical ingredients (APIs) and various agrochemical compounds, including pesticides and herbicides.

  5. Flavor and Fragrance Industry:

    Butyraldehyde and its derivatives are utilized in the flavor and fragrance industry to create specific aroma compounds for food, beverages, and perfumes, contributing characteristic fruity or buttery notes.


  • Exceptional Purity: Our Butyraldehyde is manufactured to high purity standards, ensuring optimal performance and efficiency in your chemical processes.

  • Commitment to Quality & Safety: We adhere to the highest industry standards for quality management, safety, and environmental responsibility throughout our operations.


Hazards Classification

  • GHS Classification: Flammable Liquid (GHS02), Acute Toxicity (GHS06), Corrosive (GHS05), Health Hazard (GHS08)

  • Hazard Statements: Highly flammable liquid and vapor; harmful if swallowed or in contact with skin; causes skin irritation; causes serious eye damage; may cause respiratory irritation.

  • UN Number: UN 1129

  • Hazard Class: 3 (Flammable Liquids)

  • Packing Group: II

GHS02: Flammable pictogram
GHS02: Flammable
GHS06: Acute toxicity pictogram
GHS06: Acute Toxicity
GHS05: Corrosive pictogram
GHS05: Corrosive
GHS08: Health hazard pictogram
GHS08: Health Hazard
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