Diphenyl phthalate
Also known as: 1,2-Benzenedicarboxylic acid, diphenyl ester, Phthalic acid, diphenyl ester, Phenyl phthalate, NSC 4052, Diphenyl 1,2-phthalate
Diphenyl phthalate (CAS 84-62-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C20H14O4 and a molecular weight of 318.323 g/mol. Key properties include a melting point of 74-76 °C(lit.), a boiling point of 497.0±28.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 255.3±22.4 °C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 84-62-8
- Jingsj CID
- J-1382235-0
- Molecular Formula
- C20H14O4
- Molecular Weight
- 318.323 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 74-76 °C(lit.) |
|---|---|
| Boiling Point | 497.0±28.0 °C at 760 mmHg |
| Density | 1.2±0.1 g/cm3 |
| Flash Point | 255.3±22.4 °C |
| Exact Mass | 318.089203 |
| PSA | 52.60000 |
| LogP | 4.41 |
| Vapor Pressure | 0.0±1.3 mmHg at 25°C |
| Refractive Index | 1.616 |
GHS Safety & Compliance
- H315 — Causes skin irritation
- H319 — Causes serious eye irritation
- H335 — May cause respiratory irritation
- H400 — Very toxic to aquatic life
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 Diphenyl phthalate?
The CAS number of Diphenyl phthalate is 84-62-8.
What are the molecular formula and molecular weight of Diphenyl phthalate?
Diphenyl phthalate has molecular formula C20H14O4 and molecular weight 318.323 g/mol.
Is Diphenyl phthalate hazardous?
Diphenyl phthalate has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.
What are the upstream and downstream products of Diphenyl phthalate?
For Diphenyl phthalate, Upstream Products: Diphenyl carbonate, Phthalic anhydride, Phenol; Downstream Products: N-Phenylphthalimide, 1-Hydroxyanthraquinone, Phenolphthalin.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Diphenyl phthalate (CAS 84-62-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1382235-0 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.