Octane-1,8-diol
1,8-Octanediol
CAS: 629-41-4
Molecular Formula: C8H18O2
Octane-1,8-diol - Names and Identifiers
| Name | 1,8-Octanediol |
| Synonyms | ODOL Octanediol 1,8-Octanediol Octan-1,8-diol 1,8-0ctanediol Octane-1,8-diol OCTYLENE GLYCOL octane-1,8-diol OCTANEDIOL(1,8-) Octamethylene glycol OCTAMETHYLENE GLYCOL octane,1,8-dihydroxy- 1,8-Dihydroxyoctane~Octamethylene glycol |
| CAS | 629-41-4 |
| EINECS | 211-090-8 |
| InChI | InChI=1/C8H18O2/c9-7-5-3-1-2-4-6-8-10/h9-10H,1-8H2 |
Octane-1,8-diol - Physico-chemical Properties
| Molecular Formula | C8H18O2 |
| Molar Mass | 146.23 |
| Density | 1,053g/cm |
| Melting Point | 57-61 °C (lit.) |
| Boling Point | 172 °C/20 mmHg (lit.) |
| Flash Point | 148°C |
| Water Solubility | Soluble in water and methanol. |
| Solubility | Soluble in water (partly), and methanol (almost transparency). |
| Vapor Presure | 0.000507mmHg at 25°C |
| Appearance | Crystallization |
| Color | Off-white to pale yellow |
| BRN | 1633499 |
| pKa | 14.89±0.10(Predicted) |
| Storage Condition | Sealed in dry,Room Temperature |
| Refractive Index | 1,438-1,44 |
| MDL | MFCD00002989 |
| Physical and Chemical Properties | Needle-like crystals. The melting point of 63 deg C, boiling point of 172 deg C (2.66kPa). Soluble in ethanol, insoluble in water, ether, light gasoline. |
| Use | intermediates for cosmetics, plasticizers, special additives. |
Octane-1,8-diol - Risk and Safety
| Risk Codes | R20/21/22 - Harmful by inhalation, in contact with skin and if swallowed. R36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S37/39 - Wear suitable gloves and eye/face protection S24/25 - Avoid contact with skin and eyes. |
| WGK Germany | 3 |
| HS Code | 29053980 |
Octane-1,8-diol - Introduction
Soluble in ethanol, hardly soluble in water, ether, light gasoline.
Last Update：2022-10-16 17:27:27
Octane-1,8-diol - Reference Information
| NIST chemical information | information provided by: webbook.nist.gov (external link) |
| Use | Cosmetics, plasticizers, special additives intermediates. |
| production method | with diethyl subate as raw material, copper-chromium oxide as catalyst, obtained by hydrogenation and reduction at high temperature and high pressure. |
Last Update：2024-04-10 22:29:15
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