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Dibenzyl phosphite

Also known as: Phosphonic acid dibenzyl ester, Phosphorous acid dibenzyl ester, Dibenzyl hydrogen phosphite, Dibenzyl phosphonate, O,O'-Dibenzylphosphine

Dibenzyl phosphite (CAS 17176-77-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C14H14O3P and a molecular weight of 262.24100 g/mol. Key properties include a melting point of 17ºC, a boiling point of 110-120 °C0.01 mm Hg(lit.), a density of 1.187 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.
17176-77-1
Jingsj CID
J-32516-6
Molecular Formula
C14H14O3P
Molecular Weight
262.24100 g/mol
Category
Organic Acids
Last updated
11/3/2026

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Physicochemical Properties

Melting Point17ºC
Boiling Point110-120 °C0.01 mm Hg(lit.)
Density1.187 g/mL at 25 °C(lit.)
Flash Point>110.0 °C
Exact Mass262.07600
PSA59.00000
LogP3.80970
Vapor Pressure0mmHg at 25°C
Refractive Indexn20/D 1.555(lit.)

Customs & Trade Information

HS Code2920909090
Summary2920909090 esters of other inorganic acids of non-metals (excluding esters of hydrogen halides) and their salts; their halogenated, sulphonated, nitrated or nitrosated derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Dibenzyl phosphite?

The CAS number of Dibenzyl phosphite is 17176-77-1.

What are the molecular formula and molecular weight of Dibenzyl phosphite?

Dibenzyl phosphite has molecular formula C14H14O3P and molecular weight 262.24100 g/mol.

What are the upstream and downstream products of Dibenzyl phosphite?

For Dibenzyl phosphite, Upstream Products: Benzyl alcohol, 2-Hydroxybenzenesulfonamide, Phenol; Downstream Products: Dibenzylphosphoryl chloride, Diethyl ethylphosphonate, Dimethyl methylphosphonate.

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

Last updated:

How to cite: Jingsj. "Dibenzyl phosphite (CAS 17176-77-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-32516-6 (accessed 2026-11-09).

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