636-61-3
| Name | D(+)-Malic acid |
| CAS | 636-61-3 |
| EINECS(EC#) | 211-262-2 |
| Molecular Formula | C4H6O5 |
| MDL Number | MFCD00004245 |
| Molecular Weight | 134.09 |
| MOL File | 636-61-3.mol |
Chemical Properties
| Appearance | white to light yellow crystal powde |
| Melting point | 98-102 °C (lit.) |
| alpha | 2.2 º (c=3, H2O) |
| Boiling point | 167.16°C (rough estimate) |
| bulk density | 600kg/m3 |
| density | 1.60 |
| refractive index | 6.5 ° (C=10, Acetone) |
| storage temp. | Store below +30°C. |
| solubility | Soluble in methanol, ethanol, acetone, ether. |
| form | Crystalline Powder |
| pka | 3.61±0.23(Predicted) |
| color | White |
| PH | 2.2 (10g/l, H2O, 20℃) |
| Optical Rotation | [α]20/D +28.0±2°, c = 5.5% in pyridine |
| Water Solubility | soluble |
| Detection Methods | T,NMR,M.P |
| Merck | 14,5707 |
| BRN | 1723540 |
| InChI | 1S/C4H6O5/c5-2(4(8)9)1-3(6)7/h2,5H,1H2,(H,6,7)(H,8,9)/t2-/m1/s1 |
Safety Data
| Symbol(GHS) |   GHS05,GHS07 |
| Signal word | Danger |
| Hazard statements | H315-H318-H335 |
| Precautionary statements | P261-P280-P305+P351+P338 |
| Hazard Codes | Xi |
| Risk Statements | |
| Safety Statements | |
| WGK Germany | 3 |
| RTECS | ON7260000 |
| REACH Registrations | Active |
| HS Code | 29181980 |
| Storage Class | 11 - Combustible Solids |
| Hazard Classifications | Eye Dam. 1 Skin Irrit. 2 STOT SE 3 |