(3aR,6aR)-2,2-dimethyldihydrofuro[3,4-d][1,3]dioxol-4(3aH)-one
(-)-2,3-O-isopropylidene-D-erythrono-lactone
CAS: 25581-41-3
Molecular Formula: C7H10O4
(3aR,6aR)-2,2-dimethyldihydrofuro[3,4-d][1,3]dioxol-4(3aH)-one - Names and Identifiers
(3aR,6aR)-2,2-dimethyldihydrofuro[3,4-d][1,3]dioxol-4(3aH)-one - Physico-chemical Properties
| Molecular Formula | C7H10O4 |
| Molar Mass | 158.15 |
| Density | 1?+-.0.06 g/cm3(Predicted) |
| Melting Point | 67-69°C(lit.) |
| Boling Point | 259.7±35.0 °C(Predicted) |
| Flash Point | 112.4°C |
| Water Solubility | Soluble in water |
| Solubility | Chloroform (Slightly), Water (Slightly) |
| Vapor Presure | 0.0128mmHg at 25°C |
| Appearance | Powder |
| Color | White to Off-white |
| BRN | 1282952 |
| Storage Condition | Inert atmosphere,Room Temperature |
| Refractive Index | -117 ° (C=1, H2O) |
| MDL | MFCD00134440 |
(3aR,6aR)-2,2-dimethyldihydrofuro[3,4-d][1,3]dioxol-4(3aH)-one - Risk and Safety
| Safety Description | S22 - Do not breathe dust. S24/25 - Avoid contact with skin and eyes. |
| WGK Germany | 3 |
(3aR,6aR)-2,2-dimethyldihydrofuro[3,4-d][1,3]dioxol-4(3aH)-one - Introduction
2,3-o-isopropyl-D-erythro lactone, English name is (-)-2, is an organic compound. The following is a description of its nature, use, formulation and safety information:
Nature:
-Appearance: colorless or yellowish Crystal
-Molecular formula: C7H10O3
-Molecular weight: 142.15g/mol
-Melting point: 74-76 ° C
-Boiling point: 200 ° C (decomposition)
-Density: 1.188g/cm³
-Solubility: Soluble in some organic solvents, such as alcohols, ethers, etc.
Use:
-2,3-o-isopropyl-D-erythro lactone is an important organic synthesis intermediate, commonly used in the preparation of drugs and other organic compounds.
Method:
-2,3-o-isopropyl-D-rutaric acid lactone has many preparation methods, A common method is obtained by reacting D-erythonic acid with isopropanol in the presence of an acidic catalyst such as sulfuric acid.
Safety Information:
-The toxicity information of 2,3-o-isopropyl-D-erythro lactone is currently less known, but because it is an organic compound, in general, it should be carried out in accordance with the safe practice in the organic synthesis laboratory.
-Solid 2,3-o-isopropyl-D-Arabic acid lactone is easy to burn when exposed to open fire and should be kept away from fire sources.
-Avoid inhalation, skin contact and ingestion. Wear appropriate protective gloves and goggles during operation to ensure a well-ventilated laboratory operating environment.
Nature:
-Appearance: colorless or yellowish Crystal
-Molecular formula: C7H10O3
-Molecular weight: 142.15g/mol
-Melting point: 74-76 ° C
-Boiling point: 200 ° C (decomposition)
-Density: 1.188g/cm³
-Solubility: Soluble in some organic solvents, such as alcohols, ethers, etc.
Use:
-2,3-o-isopropyl-D-erythro lactone is an important organic synthesis intermediate, commonly used in the preparation of drugs and other organic compounds.
Method:
-2,3-o-isopropyl-D-rutaric acid lactone has many preparation methods, A common method is obtained by reacting D-erythonic acid with isopropanol in the presence of an acidic catalyst such as sulfuric acid.
Safety Information:
-The toxicity information of 2,3-o-isopropyl-D-erythro lactone is currently less known, but because it is an organic compound, in general, it should be carried out in accordance with the safe practice in the organic synthesis laboratory.
-Solid 2,3-o-isopropyl-D-Arabic acid lactone is easy to burn when exposed to open fire and should be kept away from fire sources.
-Avoid inhalation, skin contact and ingestion. Wear appropriate protective gloves and goggles during operation to ensure a well-ventilated laboratory operating environment.
Last Update：2024-04-09 21:04:16
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CAS: 25581-41-3
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QQ: 3008007409
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