R-mandelic acid
(R)-(-)-Mandelic acid
CAS: 611-71-2
Molecular Formula: C8H8O3
R-mandelic acid - Names and Identifiers
R-mandelic acid - Physico-chemical Properties
| Molecular Formula | C8H8O3 |
| Molar Mass | 152.15 |
| Density | 1.1677 (rough estimate) |
| Melting Point | 131-133°C(lit.) |
| Boling Point | 214.6°C (rough estimate) |
| Specific Rotation(α) | -150 º (c=2.5, H2O) |
| Flash Point | >190℃ |
| Water Solubility | It is partly soluble in water, freely soluble in isopropyl and ethyl alcohol. |
| Solubility | Soluble in methanol, ethanol, DMSO and other organic solvents. |
| Vapor Presure | 5.14E-05mmHg at 25°C |
| Appearance | White crystalline powder |
| Color | White to slightly yellow-beige |
| BRN | 2691094 |
| pKa | 3.37(at 25℃) |
| PH | 3.34(1 mM solution);2.75(10 mM solution);2.22(100 mM solution); |
| Storage Condition | Store below +30°C. |
| Stability | Stable, but light sensitive. Combustible. Incompatible with strong bases, strong oxidizing agents. |
| Sensitive | Light Sensitive |
| Refractive Index | -153.5 ° (C=1, H2O) |
| MDL | MFCD00064251 |
| Physical and Chemical Properties | White crystalline powder, soluble in methanol, ethanol, DMSO and other organic solvents, derived from bitter almond. |
| Use | For the organic synthesis and pharmaceutical industry |
R-mandelic acid - Risk and Safety
| Hazard Symbols | Xi - Irritant |
| Risk Codes | R41 - Risk of serious damage to eyes R36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S22 - Do not breathe dust. S24/25 - Avoid contact with skin and eyes. S36 - Wear suitable protective clothing. S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S39 - Wear eye / face protection. S37/39 - Wear suitable gloves and eye/face protection |
| WGK Germany | 1 |
| TSCA | Yes |
| HS Code | 29181980 |
| Hazard Note | Irritant/Light Sensitive |
| Toxicity | LD50 orally in Rabbit: 5000 mg/kg |
R-mandelic acid - Reference Information
| EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
| biological activity | D-(-)-Mandelic acid is a natural product derived from bitter almond. |
| Use | a chiral resolution agent. used in organic synthesis and pharmaceutical industry Analysis of alkali reagent, analysis of alcohol via ester, analysis of stereoselective α-alkylation via dioxolane |
Last Update：2024-04-09 21:54:55
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View History
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150821-03-7