Diethyl phthalate (CAS 84-66-2) — formula C12H14O4, molecular weight 222.24; category fine chemicals.
Diethyl phthalate (CAS 84-66-2) is a chemical raw material in the fine chemicals category. Its molecular formula C12H14O4 comprises 12 C, 14 H, 4 O atoms. Its molecular weight is about 222.24. Reported physicochemical data: melting point around 27 °F (NTP, 1992), boiling point around 568 °F at 760 mmHg (NTP, 1992), LogP about 2.5. 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 | 84-66-2 |
|---|---|
| Molecular Formula | C12H14O4 |
| Molecular Weight | 222.24 |
| Melting Point | 27 °F (NTP, 1992) |
| Boiling Point | 568 °F at 760 mmHg (NTP, 1992) |
| LogP | 2.5 |
| Applications | CIR ingredient: Diethyl Phthalate, Plasticizer (added to polymers to effect flexibility and/or toughness), also used as an insect repellant and solvent, Used as a solvent in cellulose acetate, fragrances, and cosmetics |
| Category | Fine Chemicals |
Documented applications: CIR ingredient: Diethyl Phthalate, Plasticizer (added to polymers to effect flexibility and/or toughness), also used as an insect repellant and solvent, Used as a solvent in cellulose acetate, fragrances, and cosmetics.
Diethyl phthalate is a high-value fine compound with CAS registry number 84-66-2 and molecular formula C12H14O4 (molecular weight 222.24), belonging to the fine chemicals segment of chemical raw materials.
CAS number: 84-66-2
Its molecular formula C12H14O4 comprises 12 C, 14 H, 4 O atoms.
Also known as: Diethyl phthalate · 邻苯二甲酸二乙酯 · Diethyl phthalate (DEP)
Category: fine chemicals
The CAS registry number of Diethyl phthalate is 84-66-2.
Molecular formula C12H14O4, molecular weight 222.24.
It is also registered under: Diethyl phthalate, 邻苯二甲酸二乙酯, Diethyl phthalate (DEP).
Recorded applications: CIR ingredient: Diethyl Phthalate, Plasticizer (added to polymers to effect flexibility and/or toughness), also used as an insect repellant and solvent, Used as a solvent in cellulose acetate, fragrances, and cosmetics.
Category: Fine 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 Diethyl phthalate (CAS 84-66-2), compiled from public chemistry databases.
| CAS Registry Number | 84-66-2 |
|---|---|
| PubChem CID | 6781 |
| Molecular formula | C12H14O4 |
| IUPAC name | diethyl benzene-1,2-dicarboxylate |
| UNII (FDA) | UF064M00AF |
| Molecular Weight | 222.24 |
|---|---|
| XLogP3 | 2.5 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 6 |
| Exact Mass | 222.08920892 |
| Monoisotopic Mass | 222.08920892 |
| Topological Polar Surface Area | 52.6 |
| Heavy Atom Count | 16 |
| Boiling Point | 568 °F at 760 mmHg (NTP, 1992) |
|---|---|
| Boiling Point | 295 °C |
| Boiling Point | 563 °F |
| Boiling Point | 295 °C @760 [mm Hg] |
| Melting Point | 27 °F (NTP, 1992) |
| Melting Point | -40.5 °C |
| Melting Point | -67 - -44 °C |
| Melting Point | -41 °F |
| Flash Point | 284 °F (NTP, 1992) |
| Flash Point | 161 °C |
DIETHYL PHTHALATE; 84-66-2; Ethyl phthalate; phthalic acid diethyl ester; Anozol; diethyl benzene-1,2-dicarboxylate; Neantine; Phthalol; Solvanol; Palatinol A; Placidol E; Unimoll DA; Diethyl o-phthalate; Phthalsaeurediaethylester; o-Bis(ethoxycarbonyl)benzene; Diethyl 1,2-benzenedicarboxylate
| Regulatory & Food Contact | FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS CIR / INCI: Cosmetics ingredient -> Fragrance; Other (Specify); Solvent CIR / INCI: Cosmetic ingredients (Diethyl Phthalate) -> CIR (Cosmetic Ingredient Review) CIR / INCI: Solvent; Hair conditioning; Denaturant; Film forming; Plasticiser |
|---|---|
| GHS notification summary | 96.7% (1710 / 1769) |
| GHS notification summary | 96.7% (1710 / 1769) |
|---|---|
| Reported hazard statements | H401, H315, H317, H320, H335, H336 |
This chemical does not meet GHS hazard criteria for 96.7% (1710 of 1769) of all reports.
Reported as not meeting GHS hazard criteria by 1710 of 1769 companies (only 3.3% companies provided GHS information). For more detailed information, please visit ECHA C&L website.
Diethyl phthalate (DEP) · CAS 84-66-2 · C12H14O4. UNII UF064M00AF. Boiling Point: 568 °F at 760 mmHg (NTP, 1992); Boiling Point: 295 °C; Boiling Point: 563 °F.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 邻苯二甲酸二乙酯 (DEP)