DL-Mandelic acid CAS: 90-64-2
| Catalog Number | xwm 92091 |
| Khoom npe | DL-Mandelic acid |
| CAS | 90-64-2 ib |
| Molecular Formula | C8H8O3 |
| Molecular Luj | 152.15 Nws |
| Cov ntaub ntawv khaws cia | 30 ° C |
| Harmonized tariff Code | 29181990 ib |
Khoom Specification
| Qhov tshwm sim | Dawb crystalline hmoov |
| Assay | 99% min |
| Melting point | 119-121 ° C (lit.) |
| alpha | [α]D20 -0.5～+0.5° (c=2, H2O) |
| Boiling point | 214.6°C (kev kwv yees kwv yees) |
| ceev | 1.30 Nws |
| vapor siab | 0.01 Pa (50 ° C) |
| Refractive Index | 1.4810 (kwv yees) |
| solubility | 139 g/l os |
| pka ua | 3.85 (ntawm 25 ℃) |
| PH | 2.3 (10g/l, H2O) |
| kev ua haujlwm kho qhov muag | [α]/D 0 ± 1°, c = 5 in H2O |
| Dej Solubility | 150 g / L (20 ºC) |
| rhiab heev | Lub teeb Sensitive |
DL-Mandelic acid tuaj yeem siv los ua tus qauv siv tshuaj ntsuam xyuas rau kev txiav txim siab ntawm DL-mandelic acid hauv:
Tib neeg cov zis kuaj los ntawm kev ua haujlwm siab ua kua chromatography (HPLC) nruab nrog ultraviolet (UV) ntes.
Cov zis kuaj zis los ntawm cov pa roj chromatography-mass spectrometry (GC-MS) nrog xaiv ion saib xyuas (SIM) nrhiav pom.
Kaw
