Products
| D(+)-Ribonic acid gamma-lactone | |
| Product name | D(+)-Ribonic acid gamma-lactone |
| Chinese name | α,β-二羟基-γ-羟甲基丁内酯;核糖酸内酯;D(+)-核糖酸-Γ-内酯;核糖酸內酯;-(+)-核糖酸-1,4-内酯 |
| English name | D(+)-Ribonic acid gamma-lactone |
| Molecular formula | C5H8O5 |
| Molecular weight | 148.11 |
| CAS No. | 5336-08-3 |
| Product photo |  |
| Structure |  |
| chemical properties | Than rotation 18 °DHS (c = 5, H2O) refractive index 18 °(c = 1, H2O) storage conditions - 20 ° c Freezer solubility H2O: 0.1 g/mL, the clear water solubility: soluble stability: Stable Boiling point: 364.3 ° Cat760mmHg refractive index: 18 ° (C = 1, H2O) flash point: 162.8 ° C density: 1.667 g/cm3；Soluble in water, ethanol, acetone, slightly soluble in ethyl acetate, hardly soluble in ether. |
| Appearance | White or light yellow crystal |
| Melting point | 85-87 °C(lit.) |
| Content | >97.0% |
| Moisture | |
| Packing | 1kg,5kg,25kg |
The other explanation |
Vitamin B2 intermediate. Is a kind of biochemical reagents, chiral acyclic or annular pentene ketone, oxygen mixed double loop system synthesis reagents. |
