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Home > Specialty Chemicals > Diethyl ethylphosphonate for Sale > Ethyl ethylphosphonate CAS 78-38-6
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Ethyl ethylphosphonate CAS 78-38-6

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Unit Price:

$230-240/KG EXW

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CAS No.:

78-38-6

Grade:

Industrial Grade

Content:

99%

Packaging:

25kg/DRUM

Price valid (until):

2029-11-08

Company Type:
Manufactory
Location:
China
Payment Terms:
TT against copy of documents,D/P,L/C,D/A,O/A,TT against B/L draft before shipment,100% TT in advance
Average Lead Time:
7 days
Qualification:
Main Products:

Chemical Pesticides,Food Additives,Agrochemicals,Active Pharm Ingredients,Flavors and Fragrances,Chemical Catalyst

  • Product Description

  • Seller Information

  • Inquiry History

  • Description


      Need Data file ? Please Email 1010@dideu.com

    Diethyl ethylphosphonate (DEEP) is a colorless, organophosphorus flame retardant with a mild odor that is used in rigid polyurethane foams:

    • Uses
      DEEP is used as a flame retardant and as a general reagent in the synthesis of phosphinoalkene and phosphinoalkyne.
      • Properties
        DEEP has the chemical formula C6H15O3P and a CAS number of 78-38-6. 

      • Synthesis
        DEEP is formed by the catalytic rearrangement of triethyl phosphite in a reaction medium at an elevated temperature. 

      • Safety
        When handling DEEP, you should:
      • Store it in a cool, dry place or in a refrigerator. 

    • Wear a NIOSH-approved half face respirator with an organic vapor/acid gas cartridge and a dust/mist filter.

    • Withdraw immediately if you notice rising sound from venting safety devices or discoloration of the tank. 

    • Use absorbent paper to pick up spills, then wash the surfaces with alcohol and soap and water.

    • Seal all wastes in vapor-tight plastic bags for disposal.




    ECHEMI Editorial Reference
    colourless liquid
    Diethyl ethylphosphonate is a colorless liquid with a mild odor. (NTP, 1992)|Liquid
    Diethyl ethylphosphonate is a colorless liquid with a mild odor. (NTP, 1992)

    Certificates

    Basic Info
    Product Name:

    Diethyl ethylphosphonate

    Other Name:

    Phosphonic acid,P-ethyl-,diethyl ester;Phosphonic acid,ethyl-,diethyl ester;Diethyl ethylphosphonate;Diethyl ethanephosphonate;Diethoxyethylphosphine oxide;Amgard V 490;Ethyldiethoxyphosphine oxide;Antiblaze 75;NSC 2671;Antiblaze V 490;Ethyldiethylphosphonic acid;DEEP;Albemarle V 490;150103-83-6

    CAS No.:

    78-38-6

    Molecular Formula:

    C6H15O3P

    InChIKeys:

    InChIKey=AATNZNJRDOVKDD-UHFFFAOYSA-N

    Molecular Weight:

    166.16

    Exact Mass:

    166.16

    BRN:

    1756861

    EC Number:

    201-111-9

    UNII:

    Y52Q01P44T

    NSC Number:

    2671

    UN Number:

    3082

    DSSTox ID:

    DTXSID7025051

    Color/Form:

    COLORLESS LIQ

    HScode:

    29310040

    Categories:

    Characteristics
    PSA:

    35.5

    XLogP3:

    2.27240

    Appearance:

    Clear colorless Liquid

    Density:

    1.0259 g/cm3 @ Temp: 20 °C

    Melting Point:

    388° F (NTP, 1992)

    Boiling Point:

    198 °C @ Press: 760 Torr

    Flash Point:

    105°C

    Refractive Index:

    1.422

    Water Solubility:

    Miscible with alcohol, ether and organic solvents. Slightly miscible with water.

    Storage Conditions:

    IN GENERAL, MATERIALS WHICH ARE TOXIC AS STORED OR WHICH CAN DECOMP INTO TOXIC COMPONENTS SHOULD BE STORED IN A COOL, WELL-VENTILATED PLACE, OUT OF DIRECT RAYS OF THE SUN, AWAY FROM AREAS OF HIGH FIRE HAZARD, & SHOULD BE PERIODICALLY INSPECTED INCOMPATIBLE MATERIALS SHOULD BE ISOLATED FROM EACH OTHER.

    Vapor Pressure:

    0.07 mmHg

    Vapor Density:

    5.73 (AIR= 1)

    Odor:

    SWEET

    Air and Water Reactions:

    Slightly water soluble. May hydrolyze under acid or basic conditions (NTP, 1992).

    Reactive Group:

    Sulfonates, Phosphonates, and Thiophosphonates, Organic

    Reactivity Profile:

    Organophosphates, such as DIETHYL ETHYLPHOSPHONATE, are susceptible to formation of highly toxic and flammable phosphine gas in the presence of strong reducing agents such as hydrides. Partial oxidation by oxidizing agents may result in the release of toxic phosphorus oxides.

    Hazard Identification

    Classification of the substance or mixture

    Acute toxicity - Category 4, Oral

    Serious eye damage, Category 1

    GHS label elements, including precautionary statements

    Pictogram(s)
    Signal word

    Danger

    Hazard statement(s)

    H302 Harmful if swallowed

    H318 Causes serious eye damage

    Precautionary statement(s)
    Prevention

    P264 Wash ... thoroughly after handling.

    P270 Do not eat, drink or smoke when using this product.

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

    Response

    P301+P317 IF SWALLOWED: Get medical help.

    P330 Rinse mouth.

    P305+P354+P338 IF IN EYES: Immediately rinse with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

    P317 Get medical help.

    Storage

    none

    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

    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

    In general, materials which are toxic as stored or which can decomp into toxic components...should be stored in a cool, well-ventilated place, out of direct rays of the sun, away from areas of high fire hazard, & should be periodically inspected... incompatible materials should be isolated from each other.

  • Seller Information
    Business Type:

    Manufactory

    Main Products:

    Chemical Pesticides,Food Additives,Agrochemicals,Active Pharm Ingredients,Flavors and Fragrances,Chemical Catalyst

    Location:

    https://www.dideu.com/en/

    Payment Terms:

    TT against copy of documents,D/P,L/C,D/A,O/A,TT against B/L draft before shipment,100% TT in advance

    Average lead Time:

    7 days

    Total Annual Revenue:

    Above $100 million

    Total Employees:

    Above 1000

    Year of Establishment:

    2016

    Company Certificates
    • Shaanxi Dideu Medichem Co. LtdISO Certificate ISO Certificate
    • Shaanxi Dideu Medichem Co. LtdREACH REACH
    Company Profile
    ">Company Profile
  • Inquiry History
    1 Inquiries
    Country Product Purchase Quantity Date Posted
    India

    Diethyl Ethylphosphonate (CAS 78-38-6)

    10 MT Aug 14, 2025
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