2-Phenyl-1,3-dioxan-5-ol

2-苯基-1,3-二氧六环-5-醇

Also known as: 1,3-O-Benzylideneglycerol, 5-Hydroxy-2-phenyl-1,3-dioxane, Benzaldehyde glyceryl acetal, Benzaldehyde 1,2,3-propanetriol cyclic acetal, 1,3-Dioxan-5-ol, 2-phenyl-

2-Phenyl-1,3-dioxan-5-ol (CAS 1708-40-3) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C10H12O3 and a molecular weight of 180.201 g/mol. It is also known as 1,3-O-Benzylideneglycerol, 5-Hydroxy-2-phenyl-1,3-dioxane and Benzaldehyde glyceryl acetal. Key properties include a melting point of 84ºC, a boiling point of 333.6±37.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 155.6±26.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1708-40-3
Jingsj CID
J-36219-1
Molecular Formula
C10H12O3
Chinese Name
2-苯基-1,3-二氧六环-5-醇
Molecular Weight
180.201 g/mol
Category
Alcohols
Last updated
8/21/2026

No offers for this compound yet.

Request a quote

Physicochemical Properties

Melting Point84ºC
Boiling Point333.6±37.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point155.6±26.5 °C

Frequently Asked Questions

What is the CAS number of 2-Phenyl-1,3-dioxan-5-ol?

The CAS number of 2-Phenyl-1,3-dioxan-5-ol is 1708-40-3.

What are the molecular formula and molecular weight of 2-Phenyl-1,3-dioxan-5-ol?

2-Phenyl-1,3-dioxan-5-ol has molecular formula C10H12O3 and molecular weight 180.201 g/mol.

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

Last updated:

How to cite: Jingsj. "2-Phenyl-1,3-dioxan-5-ol (CAS 1708-40-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-36219-1 (accessed 2026-10-22).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.