1,4-Pentanediol
1,4-Pentanediol
CAS: 626-95-9
Molecular Formula: C5H12O2
1,4-Pentanediol - Names and Identifiers
| Name | 1,4-Pentanediol |
| Synonyms | AI3-08028 1,4-PENTANEDIOL 1,4-Pentanediol Pentane-1,4-diol pentane-1,4-diol 1,4-Dihydroxypentan |
| CAS | 626-95-9 |
| EINECS | 210-973-5 |
| InChI | InChI=1/C5H12O2/c1-5(7)3-2-4-6/h5-7H,2-4H2,1H3 |
1,4-Pentanediol - Physico-chemical Properties
| Molecular Formula | C5H12O2 |
| Molar Mass | 104.15 |
| Density | 0.986 g/mL at 25 °C (lit.) |
| Melting Point | 50.86°C (estimate) |
| Boling Point | 72-73 °C/0.03 mmHg (lit.) |
| Flash Point | >230°F |
| Solubility | Chloroform, Methanol (Sparingly) |
| Vapor Presure | 0.00029mmHg at 25°C |
| Appearance | Oil |
| Color | Colourless to Thick |
| pKa | 15.09±0.20(Predicted) |
| Storage Condition | Inert atmosphere,Room Temperature |
| Stability | Hygroscopic |
| Refractive Index | n20/D 1.447(lit.) |
1,4-Pentanediol - Risk and Safety
| Safety Description | S24/25 - Avoid contact with skin and eyes. |
| WGK Germany | 3 |
1,4-Pentanediol - Introduction
1,4-Pentanediol(1,4-Pentanediol) is an organic compound with the chemical formula of C5H12O2, which has a colorless and transparent liquid state.
1,4-Pentanediol is a multifunctional compound with a variety of properties and applications. First of all, it is a good solvent, soluble in water and a variety of organic solvents, which makes it widely used in various formulations and processes. In addition, 1,4-Pentanediol is also an additive that can be used in the manufacture of a variety of products, such as polyester resins, coatings, adhesives, dyes and pigments.
The common method for preparing 1,4-Pentanediol is obtained by the condensation reaction of hydroquinone and acetic anhydride. This reaction can be carried out under acidic or basic conditions, and sodium hydroxide or sulfuric acid are commonly used as catalysts.
Regarding safety information, 1,4-Pentanediol is a relatively safe compound under normal conditions of use. However, it is a flammable liquid and contact with ignition sources should be avoided. When in use, should avoid inhalation of steam and contact with skin and eyes. If contact or inhalation occurs, rinse immediately with water. In addition, 1,4-Pentanediol should be stored in a cool, well-ventilated place, away from fire sources and oxidizing agents.
1,4-Pentanediol is a multifunctional compound with a variety of properties and applications. First of all, it is a good solvent, soluble in water and a variety of organic solvents, which makes it widely used in various formulations and processes. In addition, 1,4-Pentanediol is also an additive that can be used in the manufacture of a variety of products, such as polyester resins, coatings, adhesives, dyes and pigments.
The common method for preparing 1,4-Pentanediol is obtained by the condensation reaction of hydroquinone and acetic anhydride. This reaction can be carried out under acidic or basic conditions, and sodium hydroxide or sulfuric acid are commonly used as catalysts.
Regarding safety information, 1,4-Pentanediol is a relatively safe compound under normal conditions of use. However, it is a flammable liquid and contact with ignition sources should be avoided. When in use, should avoid inhalation of steam and contact with skin and eyes. If contact or inhalation occurs, rinse immediately with water. In addition, 1,4-Pentanediol should be stored in a cool, well-ventilated place, away from fire sources and oxidizing agents.
Last Update：2024-04-10 22:29:15
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