L-PANTOLACTONE
Synonym(s):(S)-(+)-α-Hydroxy-β,β-dimethyl-γ-butyrolactone;(S)-(+)-β,β-Dimethyl-α-hydroxy-γ-butyrolactone;(S)-Dihydro-3-hydroxy-4,4-dimethyl-2(3H)-furanone;L -Pantolactone
- CAS NO.：5405-40-3
- Empirical Formula: C6H10O3
- Molecular Weight: 130.14
- MDL number: MFCD00216625
- EINECS: 626-470-2
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-05-27 23:57:01
What is L-PANTOLACTONE?
The Uses of L-PANTOLACTONE
(S)?-?(+)?-?Pantolactone is a versatile cyclic ester reactant used in the preparation of tunable ligands carbohydrate-derived diarylphosphinites for asymetric catalysis hydrovinylation of styrene derivatives.
Properties of L-PANTOLACTONE
| Melting point: | 90-94 °C |
| Boiling point: | 120-122 °C/15 mmHg(lit.) |
| Density | 1.1066 (rough estimate) |
| vapor pressure | 8.44Pa at 25℃ |
| refractive index | 1.4730 (estimate) |
| storage temp. | 2-8°C |
| solubility | Chloroform (Slightly), Methanol (Slightly), Water (Slightly) |
| form | Solid |
| pka | 13.12±0.40(Predicted) |
| color | White to Off-White |
| optical activity | [α]22/D +50.0°, c = 0.5 in H2O |
| Water Solubility | Soluble in water, hardly soluble in alcohol. |
| BRN | 4659425 |
| CAS DataBase Reference | 5405-40-3(CAS DataBase Reference) |
Safety information for L-PANTOLACTONE
| Signal word | Danger |
| Pictogram(s) |
 Corrosion Corrosives GHS05 |
| GHS Hazard Statements |
H318:Serious eye damage/eye irritation |
| Precautionary Statement Codes |
P280:Wear protective gloves/protective clothing/eye protection/face protection. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for L-PANTOLACTONE
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