tris(2-ethylhexyl) phosphate (CAS 78-42-2) — formula C24H51O4P, molecular weight 434.6; category inorganic chemicals.
tris(2-ethylhexyl) phosphate (CAS 78-42-2) is a chemical raw material in the inorganic chemicals category. Its molecular formula C24H51O4P comprises 24 C, 51 H, 4 O, 1 P atoms. Its molecular weight is about 434.6. Reported physicochemical data: melting point around -94 °F (NTP, 1992), boiling point around at 0.7kPa: 220 °C, LogP about 4.23. As a sourcing and distribution partner we help locate and compare this item across domestic and cross-border channels, arranging samples and batch orders with full COA and compliance files.
| CAS Number | 78-42-2 |
|---|---|
| Molecular Formula | C24H51O4P |
| Molecular Weight | 434.6 |
| Melting Point | -94 °F (NTP, 1992) |
| Boiling Point | at 0.7kPa: 220 °C |
| LogP | 4.23 |
| Applications | Processing aids, not otherwise listed, Processing aids not otherwise specified, Flame retardant, Lubricating agent, Other |
| Category | Inorganic Chemicals |
Documented applications: Processing aids, not otherwise listed, Processing aids not otherwise specified, Flame retardant, Lubricating agent, Other.
tris(2-ethylhexyl) phosphate is an inorganic compound with CAS registry number 78-42-2 and molecular formula C24H51O4P (molecular weight 434.6), belonging to the inorganic chemicals segment of chemical raw materials.
CAS number: 78-42-2
Its molecular formula C24H51O4P comprises 24 C, 51 H, 4 O, 1 P atoms.
Also known as: tris(2-ethylhexyl) phosphate · 磷酸三(2-乙基己基)酯
Category: inorganic chemicals
The CAS registry number of tris(2-ethylhexyl) phosphate is 78-42-2.
Molecular formula C24H51O4P, molecular weight 434.6.
It is also registered under: tris(2-ethylhexyl) phosphate, 磷酸三(2-乙基己基)酯.
Recorded applications: Processing aids, not otherwise listed, Processing aids not otherwise specified, Flame retardant, Lubricating agent, Other.
Category: Inorganic Chemicals.
Packaging is agreed per order, from lab-scale packs to bulk, and confirmed with each order rather than fixed on the page. A Certificate of Analysis (COA) ships with every batch and MSDS is available; where the end use carries a regulatory limit (food contact, pharmaceutical or cosmetic), state the standard at enquiry and the grade is set against it.
Independent reference data for tris(2-ethylhexyl) phosphate (CAS 78-42-2), compiled from public chemistry databases.
| CAS Registry Number | 78-42-2 |
|---|---|
| PubChem CID | 6537 |
| Molecular formula | C24H51O4P |
| IUPAC name | tris(2-ethylhexyl) phosphate |
| UNII (FDA) | BQC0BKB72S |
| Molecular Weight | 434.6 |
|---|---|
| XLogP3 | 8.9 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 21 |
| Exact Mass | 434.35249710 |
| Monoisotopic Mass | 434.35249710 |
| Topological Polar Surface Area | 44.8 |
| Heavy Atom Count | 29 |
| Boiling Point | at 0.7kPa: 220 °C |
|---|---|
| Boiling Point | 226.9 °C @760 [mm Hg] |
| Melting Point | -94 °F (NTP, 1992) |
| Melting Point | -74 °C |
| Flash Point | 305 °F (NTP, 1992) |
| Flash Point | 170 °C |
| Density | 0.9077 @25 °C |
| Vapor Pressure | 1.9 mmHg at 392 °F (NTP, 1992) |
| Vapor Pressure | 0.03 [mm Hg] @20 °C |
| LogP | 4.23 |
Tris(2-ethylhexyl) phosphate; 78-42-2; Tris(2-ethylhexyl)phosphate; Tri(2-ethylhexyl) phosphate; Phosphoric acid, tris(2-ethylhexyl) ester; 2-Ethyl-1-hexanol phosphate; TEHP; DTXSID0021414; BQC0BKB72S; NSC-407921; DTXCID801414; RefChem:191857; 201-116-6; Tris(2-ethylhexy)phosphate; NSC 407921; C24H51O4P
| Regulatory & Food Contact | FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS |
|---|---|
| GHS notification summary | 52.7% (260 / 493) |
| GHS notification summary | 52.7% (260 / 493) |
|---|---|
| Reported hazard statements | H315 (42%), H319 (36.7%), H400, H410 |
This chemical does not meet GHS hazard criteria for 52.7% (260 of 493) of all reports.
H315 (42%): Causes skin irritation [Warning Skin corrosion/irritation]
tris(2-ethylhexyl) phosphate · CAS 78-42-2 · C24H51O4P. UNII BQC0BKB72S. Boiling Point: at 0.7kPa: 220 °C; Boiling Point: 226.9 °C @760 [mm Hg]; Melting Point: -94 °F (NTP, 1992).
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 磷酸三(2-乙基己基)酯