Tris(2-ethylhexyl) phosphate
Also known as: Trioctyl phosphate, Tri(2-ethylhexyl) phosphate, Phosphoric acid, tris(2-ethylhexyl) ester, 2-Ethylhexyl phosphate, Tri(2-ethylhexyl)phosphate
Tris(2-ethylhexyl) phosphate (CAS 78-42-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C24H51O4P and a molecular weight of 434.633 g/mol. Key properties include a melting point of -70°C, a boiling point of 405.5±0.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 206.6±39.3 °C. It is listed by 1 supplier, from 0.48 to 0.78 CNY. Record last updated Aug 21, 2026.
- CAS No.
- 78-42-2
- Jingsj CID
- J-14475-1
- Molecular Formula
- C24H51O4P
- Molecular Weight
- 434.633 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
| Supplier | Purity / Pack | Base Price | Unit Price | Origin | |
|---|---|---|---|---|---|
In Stock | 98% 500ml | ¥238.00 | $0.07 /mlBest ¥0.48/ml CNY | CN China MOQ 500ml | |
In Stock | 98% 100ml | ¥78.00 | $0.12 /ml ¥0.78/ml CNY | CN China MOQ 100ml |
Physicochemical Properties
| Melting Point | -70°C |
|---|---|
| Boiling Point | 405.5±0.0 °C at 760 mmHg |
| Density | 0.9±0.1 g/cm3 |
| Flash Point | 206.6±39.3 °C |
| Exact Mass | 434.352509 |
| PSA | 54.57000 |
| LogP | 10.09 |
| Vapor Pressure | 0.0±0.9 mmHg at 25°C |
| Refractive Index | 1.447 |
| Additional Property | <0.1 g/100 mL at 18 ºC |
Customs & Trade Information
| HS Code | 2919900090 |
|---|---|
| Summary | 2919900090 other phosphoric esters and their salts, including lactophosphates; their halogenated, sulphonated, nitrated or nitrosated derivatives。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。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 Tris(2-ethylhexyl) phosphate?
The CAS number of Tris(2-ethylhexyl) phosphate is 78-42-2.
What are the molecular formula and molecular weight of Tris(2-ethylhexyl) phosphate?
Tris(2-ethylhexyl) phosphate has molecular formula C24H51O4P and molecular weight 434.633 g/mol.
Which suppliers offer Tris(2-ethylhexyl) phosphate?
1 supplier(s) listed; reference unit price ¥0.48–0.78 /ml.
What are the upstream and downstream products of Tris(2-ethylhexyl) phosphate?
For Tris(2-ethylhexyl) phosphate, Upstream Products: 2-Ethylhexanol, Tris(2-ethylhexyl) phosphite; Downstream Products: Bis(2-ethylhexyl) phosphate, Mono(2-ethylhexyl) phosphate.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Tris(2-ethylhexyl) phosphate (CAS 78-42-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-14475-1 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.