HuagongsheHuagongshe Chemistry Print Report · For research reference only
HCID 85708Generated: November 3, 2026
Octadecanoic acid, 2-ethyl-
Einecs 238-167-9 · 2-Ethylstearic acid · 2-ethyloctadecanoic acid · Octadecanoic acid, 2-ethyl-
https://huagongshe.com/en/chemical/85708
Identifiers & Physical Properties
| CAS No. | 14276-80-3 |
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| Molecular formula | C20H40O2 |
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| Average molar mass | 312.5 g/mol |
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| Monoisotopic mass | 312.30283051 g/mol |
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| SMILES | CCCCCCCCCCCCCCCCC(CC)C(=O)O |
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| InChIKey | OHIOERKSFVRABL-UHFFFAOYSA-N |
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| PubChem CID | 85708 |
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| EC No. | 238-167-9 |
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| DTXSID | DTXSID40884740 |
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Chemical & Physical Properties
| XLogP | 9.1 |
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| Topological polar surface area | 37.3 |
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| Hydrogen bond donors | 1 |
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| Hydrogen bond acceptors | 2 |
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| Rotatable bonds | 17 |
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| Heavy atoms | 22 |
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| Formal charge | 0 |
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| Complexity | 238 |
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| Boiling point | 391.36°C (estimate) |
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| Density | 0.8830 |
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| Refractive index | 1.4489 (estimate) |
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| EPA Substance Registry System | 2-Ethylstearic acid (14276-80-3) |
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| TSCA inventory status | TSCA listed |
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Safety & Regulations
| TSCA inventory status | TSCA listed |
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