dibenzyl phthalate
邻苯二甲酸二苄酯
Also known as: BENZYL PHTHALATE, Dibenzlphthalat, Dibenzyl Phthalate, Phthalic acid dibenzyl ester, Phthalic acid, dibenzyl ester, dibenzyl benzene-1,2-dicarboxylate, 1,2-Benzenedicarboxylic acid, bis(phenylmethyl) ester
dibenzyl phthalate (CAS 523-31-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C22H18O4 and a molecular weight of 346.376 g/mol. It is also known as BENZYL PHTHALATE, Dibenzlphthalat and Dibenzyl Phthalate. Key properties include a melting point of 40-42°C, a boiling point of 470.8±25.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 234.4±21.6 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 523-31-9
- Jingsj CID
- J-8229-1
- Molecular Formula
- C22H18O4
- Chinese Name
- 邻苯二甲酸二苄酯
- Molecular Weight
- 346.376 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 40-42°C |
|---|---|
| Boiling Point | 470.8±25.0 °C at 760 mmHg |
| Density | 1.2±0.1 g/cm3 |
| Flash Point | 234.4±21.6 °C |
| Exact Mass | 346.120514 |
| PSA | 52.60000 |
| LogP | 5.18 |
| Vapor Pressure | 0.0±1.2 mmHg at 25°C |
| Refractive Index | 1.605 |
Activity & Biological Data
| Additional Information | [1]. Zhaobin Zhang, et al. Estrogen agonist/antagonist properties of dibenzyl phthalate (DBzP) based on in vitro and in vivo assays. Toxicol Lett. 2011 Nov 10;207(1):7-11. [2]. Yalin Wu, et al. Enrichment and sensitive determination of phthalate esters in environmental water samples: A novel approach of MSPE-HPLC based on PAMAM dendrimers-functionalized magnetic-nanoparticles. Talanta. 2020 Jan 1:206:120213. |
|---|
Customs & Trade Information
| HS Code | 2917349000 |
|---|---|
| Summary | 2917349000 other esters of orthophthalic acid。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 phthalate?
The CAS number of dibenzyl phthalate is 523-31-9.
What are the molecular formula and molecular weight of dibenzyl phthalate?
dibenzyl phthalate has molecular formula C22H18O4 and molecular weight 346.376 g/mol.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "dibenzyl phthalate (CAS 523-31-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-8229-1 (accessed 2026-10-28).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.