D-erythrose syrup
(conc. approx. 70%)
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| CAS No. | 583-50-6 |
| Molecular Formula | C4H8O4 |
| Molecular Weight | 120.11 g/mol |
| Appearance | Light yellow syrup, conc. approx. 70% (by Willstätter titration) |
| Specified Optical Rotation | [a]D20 - 32.0 ± 3° (c=2, H2O, 24 h) |
| Assay | Min. 96.0% in dry content |
| IR Spectrum | Complies with the structure |
| 5% Solution In Water | Clear, colourless |
| Water | approx. 30% |
| Sulphated Ash | Not more than 0.2% |
| Beil | 1,IV,3731 |
| Merck Index | 12,4172 |