- D-Galactal
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2026-10-13
- CAS:21193-75-9
- Min. Order: 1KG
- Purity: 98.0%
- Supply Ability: 500kg/month
- D-Galactal
-
- $1780.00
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2024-04-06
- CAS:21193-75-9
- Min. Order: 1g
- Purity: 98
- Supply Ability: 500 Kg
- D-Galactal
-
- $15.00
-
2021-07-13
- CAS:21193-75-9
- Min. Order: 1KG
- Purity: 99%+ HPLC
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| | D-Galactal Basic information |
| Product Name: | D-Galactal | | Synonyms: | GALACTAL;GALACTAL, D-;D-GALACTAL;D-Galactat;2-(Hydroxymethyl)-3,4-dihydro-2H-pyran-3,4-diol;1,5-ANHYDRO-2-DEOXY-D-LYXO-HEX-1-ENITOL;(2R,3R,4R)-2-(hydroxymethyl)-3,4-dihydro-2H-pyran-3,4-diol;(2R)-2α-(Hydroxymethyl)-3,4-dihydro-2H-pyran-3α,4α-diol | | CAS: | 21193-75-9 | | MF: | C6H10O4 | | MW: | 146.14 | | EINECS: | 244-264-7 | | Product Categories: | 13C & 2H Sugars;Biochemistry;Galactose;Glycals;Sugars;Carbohydrates & Derivatives | | Mol File: | 21193-75-9.mol |  |
| | D-Galactal Chemical Properties |
| Melting point | 99-103 °C (lit.) | | Boiling point | 325.5±42.0 °C(Predicted) | | density | 1.414±0.06 g/cm3(Predicted) | | refractive index | -22 ° (C=1.2, MeOH) | | storage temp. | 2-8°C | | solubility | Acetonitrile (Slightly), Methanol (Slightly) | | form | Solid | | pka | 12.79±0.60(Predicted) | | color | White to Off-White | | Optical Rotation | [α]22/D 21.5°, c = 1.2 in methanol | | BRN | 81690 | | Stability: | Moisture Sensitive | | InChI | 1S/C6H10O4/c7-3-5-6(9)4(8)1-2-10-5/h1-2,4-9H,3H2/t4-,5-,6-/m1/s1 | | InChIKey | YVECGMZCTULTIS-HSUXUTPPSA-N | | SMILES | OC[C@H]1OC=C[C@@H](O)[C@H]1O | | CAS DataBase Reference | 21193-75-9(CAS DataBase Reference) |
| Hazard Codes | Xi | | Risk Statements | 36/37/38 | | Safety Statements | 26-36-24/25 | | WGK Germany | 3 | | HS Code | 29329990 | | Storage Class | 11 - Combustible Solids | | Hazard Classifications | Eye Irrit. 2
Skin Irrit. 2
STOT SE 3 |
| | D-Galactal Usage And Synthesis |
| Chemical Properties | White Powder | | Uses | D-Galactal is an important building block for both solution- and solid-phase synthesis of oligosaccharides. | | Definition | ChEBI: D-galactal is a glycal derived from D-galactopyranose It is a glycal and an anhydrohexose. | | Synthesis | The preparation of D-galactal in the presence of D-galactose,glycol, water and β-galactosidase. | | Purification Methods | Recrystallise D-galactal from EtOAc, EtOH or EtOAc/MeOH. [Overend et al. J Chem Soc 675 1950, Wood & Fletcher J Am Chem Soc 79 3234 1957, Distler & Jourdian J Biol Chem 248 6772 1973, Beilstein 17 III/IV 2332.] |
| | D-Galactal Preparation Products And Raw materials |
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