Di-N-pentyl phthalate (CAS 131-18-0) — formula C18H26O4, molecular weight 306.4; category organic chemicals.
Di-N-pentyl phthalate (CAS 131-18-0) is a chemical raw material in the organic chemicals category. Its molecular formula C18H26O4 comprises 18 C, 26 H, 4 O atoms. Its molecular weight is about 306.4. Reported physicochemical data: melting point around FP: less than -55 °C, boiling point around 648 °F at 760 mmHg (NTP, 1992), LogP about 5.8. 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 | 131-18-0 |
|---|---|
| Molecular Formula | C18H26O4 |
| Molecular Weight | 306.4 |
| Melting Point | FP: less than -55 °C |
| Boiling Point | 648 °F at 760 mmHg (NTP, 1992) |
| LogP | 5.8 |
| Applications | plasticizer |
| Category | Organic Chemicals |
Documented applications: plasticizer.
Di-N-pentyl phthalate is a carbon-based organic compound with CAS registry number 131-18-0 and molecular formula C18H26O4 (molecular weight 306.4), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 131-18-0
Its molecular formula C18H26O4 comprises 18 C, 26 H, 4 O atoms.
Also known as: Di-N-pentyl phthalate · 邻苯二甲酸二正戊酯
Category: organic chemicals
The CAS registry number of Di-N-pentyl phthalate is 131-18-0.
Molecular formula C18H26O4, molecular weight 306.4.
It is also registered under: Di-N-pentyl phthalate, 邻苯二甲酸二正戊酯.
Recorded applications: plasticizer.
Category: Organic 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 Di-N-pentyl phthalate (CAS 131-18-0), compiled from public chemistry databases.
| CAS Registry Number | 131-18-0 |
|---|---|
| PubChem CID | 8561 |
| Molecular formula | C18H26O4 |
| IUPAC name | dipentyl benzene-1,2-dicarboxylate |
| UNII (FDA) | 5DC92K224X |
| Molecular Weight | 306.4 |
|---|---|
| XLogP3 | 5.8 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 12 |
| Exact Mass | 306.18310931 |
| Monoisotopic Mass | 306.18310931 |
| Topological Polar Surface Area | 52.6 |
| Heavy Atom Count | 22 |
| Boiling Point | 648 °F at 760 mmHg (NTP, 1992) |
|---|---|
| Boiling Point | 342 °C |
| Melting Point | FP: less than -55 °C |
| Flash Point | 357 °F (NTP, 1992) |
| Flash Point | 357 °F; 180 °C (Closed cup) |
| Flash Point | 245 dec F (118 °C) (Closed cup) |
| Solubility | In water, 0.8 mg/L at 25 °C |
| Density | 1.022 at 20 °C |
| Vapor Density | 10.5 (AIR= 1) |
| Vapor Pressure | 0.000196 [mmHg] |
Dipentyl phthalate; 131-18-0; DIAMYL PHTHALATE; Di-n-pentyl phthalate; Amyl phthalate; Amoil; dipentyl benzene-1,2-dicarboxylate; di-n-Amyl phthalate; Di-n-pentylphthalate; Phthalic acid, dipentyl ester; diamylphthalate; Phthalic Acid Diamyl Ester; DTXSID5031131; Phthalic acid, diamyl ester; DPNP; Dipentyl 1,2-benzenedicarboxylate
| Reported hazard statements | H400, H360 (99.3%) |
|---|
H360FD: May damage fertility; May damage the unborn child [Danger Reproductive toxicity]
H400: Very toxic to aquatic life [Warning Hazardous to the aquatic environment, acute hazard]
Di-N-pentyl phthalate · CAS 131-18-0 · C18H26O4. UNII 5DC92K224X. Boiling Point: 648 °F at 760 mmHg (NTP, 1992); Boiling Point: 342 °C; Melting Point: FP: less than -55 °C.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 邻苯二甲酸二正戊酯