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Diethyl benzylphosphonate

Also known as: Benzylphosphonic acid diethyl ester, Diethyl (phenylmethyl)phosphonate, Diethyl α-toluenephosphonate, (Diethoxyphosphonomethyl)benzene, Benzyl diethyl phosphonate, NSC 62294, Phenylmethanephosphonic acid diethyl ester, Benzylphosphonsäure diethylester

Diethyl benzylphosphonate (CAS 1080-32-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H17O3P and a molecular weight of 228.22500 g/mol. Key properties include a boiling point of 106-108 °C1 mm Hg(lit.), a density of 1.095 g/mL at 25 °C(lit.) and a flash point of >110.0 °C. No supplier offers are currently listed; request a quote. Record last updated Nov 3, 2026.

CAS No.
1080-32-6
Jingsj CID
J-32170-0
Molecular Formula
C11H17O3P
Molecular Weight
228.22500 g/mol
Category
Organic Acids
Last updated
11/3/2026

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Physicochemical Properties

Boiling Point106-108 °C1 mm Hg(lit.)
Density1.095 g/mL at 25 °C(lit.)
Flash Point>110.0 °C
Exact Mass228.09200
PSA45.34000
LogP3.45270
Vapor Pressure0.00221mmHg at 25°C
Refractive Indexn20/D 1.497(lit.)

Customs & Trade Information

HS Code2931900090
Summary2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Diethyl benzylphosphonate?

The CAS number of Diethyl benzylphosphonate is 1080-32-6.

What are the molecular formula and molecular weight of Diethyl benzylphosphonate?

Diethyl benzylphosphonate has molecular formula C11H17O3P and molecular weight 228.22500 g/mol.

What are the upstream and downstream products of Diethyl benzylphosphonate?

For Diethyl benzylphosphonate, Upstream Products: Benzyl alcohol, Triethyl phosphite, Benzaldehyde p-Toluenesulfonylhydrazone; Downstream Products: Pinosylvin monomethyl ether, 1-Methyl-4-((E)-styryl)-benzene, Benzene,1,1'-[(1E)-1-methyl-1,2-ethenediyl]bis-.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Diethyl benzylphosphonate (CAS 1080-32-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-32170-0 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.