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Home > Organic Chemistry > Aldehydes > Butanal for Sale > n-Butyraldehyde 99% Purity CAS 123-72-8 High Purity Aldehyde Building Block for Organic Synthesis, Plasticizer Production, and Chemical Intermediate A
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n-Butyraldehyde 99% Purity CAS 123-72-8 High Purity Aldehyde Building Block for Organic Synthesis, Plasticizer Production, and Chemical Intermediate A

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Unit Price:

$30-35/KG FOB

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CAS No.:

123-72-8

Grade:

Reagent Grade

Content:

99%

Port:

qingdao

Brand:

//

Packaging:

25ml/bottle, 100ml/bottle, 500ml/bottle, 1L/bottle

Price valid (until):

2026-09-25

Company Type:
Trader
Location:
China
Qualification:
Main Products:

Medetomidine,Medetomidine hydrochloride,D-Lysergic Acid Methyl Ester,SR17018,Fluralaner,GS-441524

  • Product Description

  • Seller Information

  • Inquiry History

  • Description

    —— Product Specifications ——

    Shop n-Butyraldehyde 99% Purity CAS 123-72-8 High Purity Aldehyde Building Block for Organic Synthesis, Plasticizer Production, and Chemical Intermediate A-Detailed Image 1

    —— Product Detail ——




    Product Overview

    n-Butyraldehyde (butanal) is an organic compound with the molecular formula C₄H₈O and a molecular weight of 72.11 g/mol. This colorless clear liquid is a valuable building block in organic synthesis, featuring a linear four-carbon chain with a terminal aldehyde group. The compound is widely used as an intermediate in the production of plasticizers, resins, pharmaceuticals, and agrochemicals. Its aldehyde functionality enables diverse chemical transformations, including aldol condensation, oxidation, and reduction reactions.

    Synthetic Process

    n-Butyraldehyde is manufactured through the following routes:

    • Hydroformylation of propylene: Propylene is reacted with synthesis gas (CO/H₂) in the presence of a catalyst to form n-butyraldehyde.

    • Purification: The crude product is purified by distillation.

    Mechanism of Action / Application Principles

    • Organic Synthesis: Used as a building block for the synthesis of various organic compounds.

    • Chemical Intermediate: Serves as an intermediate in the production of plasticizers and resins.

    • Pharmaceutical Intermediate: Used in the synthesis of pharmaceutical compounds.

    Quality Specifications



    Parameter Specification
    Assay ≥99.0%
    Appearance Colorless clear liquid
    Density (20°C) 0.800 - 0.804 g/ml
    Refractive Index (n²⁰/D) 1.376 - 1.380
    Boiling Point 74 - 76°C
    Water Content ≤0.5%

    Each batch is accompanied by a Certificate of Analysis (COA).

    Packaging & Storage

    • Research quantities: 25ml, 100ml amber glass bottles

    • Bulk quantities: 500ml, 1L amber glass bottles

    Storage conditions: Store in a cool, dry, well-ventilated area in tightly sealed containers, protected from light. Under recommended conditions, shelf life is 12 months.

    C ompany Profile ——


     ,

    Shop Amberlite IR-120 Cation Exchange Resin Sodium Form CAS 9002-23-7 High Purity Strong Acid Cation Exchange Resin for Water Softening, Demineralization,-Detailed Image 2

    Jinan Topfull Chemical Co., Ltd. is an international company rooted in China, specializing in the export of chemical products.

    Our company is committed to making every effort to provide ideal chemical products to potential customers worldwide, including but not limited to: organic/inorganic reagents, biological reagents, plant extracts, pharmaceutical intermediates, active pharmaceutical ingredients (APIs), reference standards, reference substances, peptides, and more. Meanwhile, we have established long-term and stable cooperative relationships with university laboratories and off-campus research institutions, enabling us to offer tailored product services based on customers' actual needs.

    We currently support customized services for most product categories, with supply quantities ranging from milligram (mg), gram (g) to kilogram (kg) levels, as well as wholesale. Product purity covers the full spectrum from 90% to 99.9%, providing customers with one-stop convenient services.

    To date, our products have been exported to developed countries such as the United States, Australia, Canada, Mexico, as well as EU member states including France, Germany, and many other countries and regions such as Nigeria, Ghana, Southeast Asia, and other parts of Asia. Our product quality and services have consistently received high praise.

    Looking ahead, our company will continue to serve as a bridge connecting China and the world, delivering high-quality products and services to global customers.

     

    Shop Amberlite IR-120 Cation Exchange Resin Sodium Form CAS 9002-23-7 High Purity Strong Acid Cation Exchange Resin for Water Softening, Demineralization,-Detailed Image 3

    Shop Amberlite IR-120 Cation Exchange Resin Sodium Form CAS 9002-23-7 High Purity Strong Acid Cation Exchange Resin for Water Softening, Demineralization,-Detailed Image 4 

    —— Q&A ——

    Q1: How to confirm the product quality before placing orders?
    A: By sending you available samples. Or if you have special requirements for the goods, we can prepare samples according to your requirements for confirmation.

    Q2: Can you supply free samples?
    A: Yes, we can provide a free sample, but the shipping cost will be paid by the customers. You can either pay the shipping cost or arrange a courier to collect the samples.

    Q3: How do you treat quality complaints?
    A: All our products are strictly tested by our QC and confirmed by QA; unqualified material will not be released to customers. If any quality problem is confirmed to be caused by us, we will replace the goods or refund your payment immediately.

    Q4: What is your MOQ? Is there a discount?
    A: For highvalue products, our MOQ starts from 1g and generally starts from 10g. For other lowprice products, our MOQ starts from 100g and 1kg.
    Q: Is there a discount?
    A: Yes, for larger quantities, we always support with better prices.

    Q5: How to start orders or make payments?
    A: You can send us your Purchase Order (if your company has one), or just send a simple confirmation by email or via Trade Manager. We will then send you a Proforma Invoice with our bank details for your confirmation, and you can make payment accordingly. If you have other preferred payment methods, we are open to discussion and negotiation.



    ECHEMI Editorial Reference
    colourless liquid with a very unpleasant smell Butyraldehyde is a highly flammable, colorless liquid with a pungent odor. Butyraldehyde has a characteristic pungent odor.ChEBI: A member of the class of butanals that consists of propane bearing a formyl substituent at the 1-position. The parent of the class of butanals.Butanal (N-butyraldehyde) is an organic compound which is the aldehyde derivative of butane. It appeases as a clear liquid. Butyraldehye is used mainly as an intermediate in the
    Butyraldehyde appears as a clear liquid with a pungent odor. Flash point 20°F. Boiling point 75.7°F (Hawley's). Less dense than water and insoluble in water. Vapors heavier than air.|Liquid|COLOURLESS LIQUID WITH PUNGENT ODOUR.|colourless, mobile liquid/pungent, nutty odour
    Butyraldehyde appears as a clear liquid with a pungent odor. Flash point 20°F. Boiling point 75.7°F (Hawley's). Less dense than water and insoluble in water. Vapors heavier than air.|Butanal is a member of the class of butanals that consists of propane bearing a formyl substituent at the 1-position. The parent of the class of butanals. It has a role as a biomarker, an Escherichia coli metabolite and a mouse metabolite.

    Certificates
    • n-Butyraldehyde 99% Purity CAS 123-72-8 High Purity Aldehyde Building Block for Organic Synthesis, Plasticizer Production, and Chemical Intermediate A Certificates 1 TDS

    Basic Info
    Product Name:

    Butanal

    Other Name:

    Butanal;Butyraldehyde;Butal;Butaldehyde;Butyl aldehyde;n-Butyl aldehyde;Butyral;n-Butyraldehyde;Butyric aldehyde;Butyrylaldehyde;n-Butanal;Butanaldehyde;n-Butyric aldehyde;NSC 62779

    CAS No.:

    123-72-8

    Molecular Formula:

    C4H8O

    InChIKeys:

    InChIKey=ZTQSAGDEMFDKMZ-UHFFFAOYSA-N

    Molecular Weight:

    72.107

    Exact Mass:

    72.11

    EC Number:

    204-646-6

    UNII:

    H21352682A

    ICSC Number:

    0403

    NSC Number:

    62779

    UN Number:

    1129

    DSSTox ID:

    DTXSID8021513

    Color/Form:

    Liquid|Water-white liquid

    HScode:

    2912 19 00

    Categories:

    Aldehydes

    Characteristics
    PSA:

    17.1

    XLogP3:

    0.88

    Appearance:

    Butyraldehyde appears as a clear liquid with a pungent odor. Flash point 20°F. Boiling point 75.7°F (Hawley's). Less dense than water and insoluble in water. Vapors heavier than air.

    Density:

    0.8016 g/cm3 @ Temp: 20 °C

    Melting Point:

    -99 °C

    Boiling Point:

    74.8 °C

    Flash Point:

    20°F

    Refractive Index:

    n 20/D 1.380(lit.)

    Water Solubility:

    water: soluble 50g/L at 20°C

    Storage Conditions:

    Outside or detached storage is preferred. Metal containers involving the transfer of this chemical should be grounded and bonded. Drums must be equipped with self-closing valves, pressure vacuum bungs, and flame arresters.

    Vapor Pressure:

    Vapour pressure, kPa at 20°C: 12.2

    Vapor Density:

    2.5

    Toxicity:

    Single-dose LD50 orally in rats: 5.89 g/kg (Smyth)

    Flammability characteristics:

    Lower: 1.9% by volume; Upper: 12.5% by volume.

    Explosive limit:

    vol% in air: 1.92.5

    Odor:

    Characteristic, pungent, aldehyde odor

    OH:

    2.35e-11 cm3/molecule*sec

    Henrys Law Constant:

    1.15e-04 atm-m3/mole|Henry's Law constant = 1.15X10-4 atm-cu m/mole @ 25 °C

    Experimental Properties:

    Wt/gal: 6.7 lb at 20 °C; Coefficient of expansion: 0.00114 at 20 °C|/BUTYRALDEHYDE IS/ ... OXIDIZED VERY POORLY OR NOT AT ALL.|Hydroxyl radical reaction rate constant = 2.35X10-11 cu cm/molecule-sec @ 25 °C

    Air and Water Reactions:

    Highly flammable. Insoluble in water.

    Reactive Group:

    Aldehydes

    Reactivity Alerts:

    Highly Flammable

    Reactivity Profile:

    A colorless liquid, BUTYRALDEHYDE can react with oxidizing materials. In contact with strong acids or bases it will undergo an exothermic condensation reaction. The dry aldehyde may undergo some polymerization reaction. Reacts vigorously with chlorosulfonic acid, nitric acid, sulfuric acid (oleum). [Sax, 9th ed., 1996, p. 607].

    Peroxide Forming Chemical:

    Butyraldehyde|D*: Other compounds that may form peroxides|Bretherick's

    Autoignition Temperature:

    446 °F (USCG, 1999)|425 °F 218 °C|230 °C

    Heat of Combustion:

    2479.34 kJ/mol at 25 °C (liquid)

    Flammable Limits:

    Lower: 1.9% by volume; Upper: 12.5% by volume.

    Physical Dangers:

    The vapour is heavier than air and may travel along the ground; distant ignition possible.

    Heat of Vaporization:

    33.68 kJ/mol at 25 °C

    Critical Temperature & Pressure:

    Critical temperature: 263.95 °C; Critical pressure: 30,003 mm Hg (4000 kPa)

    Hazard Identification

    Classification of the substance or mixture

    Flammable liquids, Category 2

    GHS label elements, including precautionary statements

    Pictogram(s)
    Signal word

    Danger

    Hazard statement(s)

    H225 Highly flammable liquid and vapour

    Precautionary statement(s)
    Prevention

    P210 Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.

    P233 Keep container tightly closed.

    P240 Ground and bond container and receiving equipment.

    P241 Use explosion-proof [electrical/ventilating/lighting/...] equipment.

    P242 Use non-sparking tools.

    P243 Take action to prevent static discharges.

    P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/...

    Response

    P303+P361+P353 IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse affected areas with water [or shower].

    P370+P378 In case of fire: Use ... to extinguish.

    Storage

    P403+P235 Store in a well-ventilated place. Keep cool.

    Disposal

    P501 Dispose of contents/container to an appropriate treatment and disposal facility in accordance with applicable laws and regulations, and product characteristics at time of disposal.

    Other hazards which do not result in classification

    no data available

    Handling and Storage

    Precautions for safe handling

    NO open flames, NO sparks and NO smoking. Closed system, ventilation, explosion-proof electrical equipment and lighting. Do NOT use compressed air for filling, discharging, or handling. Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.

    Conditions for safe storage, including any incompatibilities

    Fireproof. Separated from incompatible materials. See Chemical Dangers. Cool. Keep in the dark. Store in an area without drain or sewer access.On contact with air butyraldehyde is oxidized readily to the butyric acids. Therefore, storage under inert gas is mandatory.

  • Seller Information
    Business Type:

    Trader

    Main Products:

    Medetomidine,Medetomidine hydrochloride,D-Lysergic Acid Methyl Ester,SR17018,Fluralaner,GS-441524

    Location:

    RONGSHENG BEIYUANDAJIE 9, LICHENG DISTRICT,JINAN, SHANDONG CHINA

    Payment Terms:

    TT against copy of documents,TT against B/L draft before shipment,100% TT in advance

    Average lead Time:

    7

    Total Annual Revenue:

    $1 million-$2.5 million

    Total Employees:

    11-50

    Year of Establishment:

    2022

    Jinan Topfull Chemical Co., Ltd. is a global chemical Industrial and focuses on advanced chemical technology. Specialized in Cosmetic materials, water treatment, fine chemicals and so on. We are looking forward to working together with the people of all circles at home and abroad to seek common development!
  • Inquiry History
    4 Inquiries
    Country Product Purchase Quantity Date Posted
    India

    butyraldehyde

    24 MT Sep 4, 2025
    India

    butyraldehyde

    24 MT Jul 23, 2025
    India

    Butyraldehyde

    24 MT Sep 8, 2025
    Nigeria

    butanal

    0.5 L Jul 17, 2024
    Post an enquiry for this product
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