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Postion:Product Catalog >Chemical Reagents>Organic reagents>Phosphonate / phosphonate>Tetraethyl methylenebis(phosphonate)
Tetraethyl methylenebis(phosphonate)
  • Tetraethyl methylenebis(phosphonate)
  • Tetraethyl methylenebis(phosphonate)

Tetraethyl methylenebis(phosphonate) NEW

Price $9 $6 $3
Package 1KG 5KG 25KG
Min. Order: 0.01KG
Supply Ability: g-kg-tons, free sample is available
Update Time: 2025-06-21

Product Details

Product Name: Tetraethyl methylenebis(phosphonate) CAS No.: 1660-94-2
Min. Order: 0.01KG Purity: 99%
Supply Ability: g-kg-tons, free sample is available Release date: 2025/06/21
Lead time: In stock, ready for shipment Packaging: 1kg,5kg,25kgs,200kgs;bulk
Delivery: By express, by air, by sea Origin: Manufacturer, advantage product
COA, MSDS: Available, contact us for details Note: Hot sales

Tetraethyl methylenebis(phosphonate)

Modify Date: 2024-01-04 09:30:14

Article illustration
Tetraethyl methylenebis(phosphonate) structure
Common NameTetraethyl methylenebis(phosphonate)
CAS Number1660-94-2Molecular Weight288.215
Density1.1±0.1 g/cm3Boiling Point319.9±0.0 °C at 760 mmHg
Molecular FormulaC9H22O6P2Melting PointN/A
MSDSChineseUSAFlash Point185.9±43.5 °C
SymbolArticle illustration
GHS07
Signal WordWarning




PurityQuantityBudgetInquiry

 Names

NameTetraethyl methylenediphosphonate
SynonymMore Synonyms

 Chemical & Physical Properties

Density1.1±0.1 g/cm3
Boiling Point319.9±0.0 °C at 760 mmHg
Molecular FormulaC9H22O6P2
Molecular Weight288.215
Flash Point185.9±43.5 °C
Exact Mass288.089172
PSA90.68000
LogP0.50
Vapour Pressure0.0±0.6 mmHg at 25°C
Index of Refraction1.428

 MSDS

Tetraethyl methylenebis(phosphonate) MSDS(Chinese)

 Toxicological Information

CHEMICAL IDENTIFICATION

  • RTECS NUMBER :

  • SZ9150000

  • CHEMICAL NAME :

  • Phosphonic acid, methylenedi-, tetraethyl ester

  • CAS REGISTRY NUMBER :

  • 1660-94-2

  • BEILSTEIN REFERENCE NO. :

  • 1813241

  • LAST UPDATED :

  • 199701

  • DATA ITEMS CITED :

  • 2

  • MOLECULAR FORMULA :

  • C9-H22-O6-P2

  • MOLECULAR WEIGHT :

  • 288.25

  • WISWESSER LINE NOTATION :

  • 2OPO&O2&1PO&O2&O2

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

  • TYPE OF TEST :

  • LD50 - Lethal dose, 50 percent kill

  • ROUTE OF EXPOSURE :

  • Intravenous

  • SPECIES OBSERVED :

  • Rodent - mouse

  • DOSE/DURATION :

  • 180 mg/kg

  • TOXIC EFFECTS :

  • Details of toxic effects not reported other than lethal dose value

  • REFERENCE :

  • CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#03139

 Safety Information

SymbolArticle illustration
GHS07
Signal WordWarning
Hazard StatementsH315-H319-H335
Precautionary StatementsP261-P305 + P351 + P338
Personal Protective EquipmentEyeshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard CodesXi: Irritant;
Risk PhrasesR36/37/38
Safety PhrasesS26-S36
RIDADRNONH for all modes of transport
WGK Germany3
RTECSSZ9150000
HS Code2916190090

 Synthetic Route

Previous 1/12 Next
Article illustration

Dichloromethane

75-09-2

Article illustration

Diethyl phosphi...

762-04-9

~53%

Article illustration

Tetraethyl meth...

1660-94-2

Literature: Tetrahedron, , vol. 67, # 31 p. 5635 - 5641
Article illustration

Diethyl methylp...

683-08-9

Article illustration

Diethyl chlorop...

814-49-3

~76%

Article illustration

Tetraethyl meth...

1660-94-2

Literature: Phosphorus, Sulfur and Silicon and Related Elements, , vol. 161, p. 75 - 96
Article illustration

Triethyl phosph...

122-52-1

Article illustration

Dibromomethane

74-95-3

~83%

Article illustration

Tetraethyl meth...

1660-94-2

Literature: European Journal of Inorganic Chemistry, , # 2 p. 333 - 344

 Customs

HS Code2916190090
Summary2916190090 unsaturated acyclic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:6.5%。general tariff:30.0%

 Articles3

More Articles
W.S. Wadsworth

Org. React. 25 , 73, (1977)


H.P. Albrecht et al.

Tetrahedron 40 , 79, (1984)


N. Lalinde et al.

Tetrahedron 39 , 2369, (1983)


 Synonyms

1-[diethoxyphosphorylmethyl(ethoxy)phosphoryl]oxyethane
EINECS 216-764-5
MFCD00039887
Tetraethyl methylenebis(phosphonate)
Phosphonic acid, P,P'-methylenebis-, tetraethyl ester

Company Profile


    Our company is a high-tech enterprise specializing in chemical raw materials such as electronic materials, optoelectronic materials, semiconductor materials, UV monomers, silane catalysts, cosmetic raw materials, etc. The company integrates research and development, production, customized synthesis, and sales, and is committed to providing customers with high-quality chemical product solutions.


Our Company

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Our Advantage

Quality control

Based on industry norms, customer requirements, and internal quality objectives, we establish clear quality standards. By monitoring the production process in real-time, we ensure that every step conforms to the predetermined quality standards.

Excellent quality is one of the cornerstones of our success. We welcome ordering samples for quality testing.


Technological innovation

Our technological innovation is reflected in the development of new materials that are at the leading edge of the industry. These materials not only possess higher performance and lower costs but also enable sustainable use within an environmentally friendly production process.


Competitiveness

Based on rich experience in material development and production, we have established a more scientific cost control system. By ensuring product quality, and through refined management and continuous process optimization, we offer more competitive prices.


Word of mouth

Adhering to the principle of customer first, customer first, and honest service, we have established long-term business relationships with customers and are deeply welcomed and trusted by them.


Rich experience

Our products have been exported to many countries, including Germany, Spain, the United Kingdom, the United States, Australia, the Middle East, Asia, and more. We have received highly positive feedback from our clients and have established long-term friendly cooperative relationships with them.

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Safe and fast delivery

We will arrange shipment of spot products as soon as we receive payment.

Customized products are determined based on the synthesis time of different products.

 

Excellent pre-sales and after-sales service

Pre sales:

We are committed to providing the most favorable quotes and detailed information about our products and company.

After-sale service:

We assist buyers in customs clearance by providing necessary documents and information.

If there is any dispute over product quality, we are committed to providing the best solution.


Our packaging and shipping

• Packaging: 

1kg/bag or bottle, 25kg/drum, 50kg/drum, 200L/drum, 1T/bag or IBC drum, standard export packaging or packaging required by customers.

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• Shipping

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• Delivery:

Within 7 days after receiving your payment

 

Contact information

For more details, pls contact us freely.

Name: Elin

Email: jiuyitime@fdachem.com


 Sincerely hope to establish friendly business relationships with new and old customers, and jointly create a beautiful future for the fine chemical industry!




Company Profile Introduction

Our company is a high-tech enterprise specializing in chemical raw materials such as electronic materials, optoelectronic materials, semiconductor materials, UV monomers, silane catalysts, cosmetic raw materials, etc. The company integrates research and development, production, customized synthesis, and sales, and is committed to providing customers with high-quality chemical product solutions. With our agile custom synthesis capabilities and responsive supply chain system, our products have gained widespread adoption across Asian markets including Japan, South Korea, Singapore, and Malaysia, while also expanding deeply into Europe and the Americas. We have forged long-term strategic partnerships with numerous leading global enterprises in the sector. "Driving value through technology and earning trust through service" is our core mission. Looking ahead, we will continue to focus on technological breakthroughs and green innovation in new materials, collaborating with partners to build a high-quality industrial ecosystem and provide globally competitive solutions with greater foresight.

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