HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
4-O-β-D-Galaktopyranosyl-β-D-glucopyranose
Lactopress · β-Lactose · .beta.-D-Glucopyranose, 4-O-.beta.-D-galactopyranosyl- · (2R,3R,4R,5S,6R)-6-(hydroxymethyl)-5-(((2S,3R,4S,5R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)tetrahydro-2H-pyran-2,3,4-triol · BETA-LACTOSE · β-D-Glucopyranose, 4-O-β-D-galactopyranosyl- · 4-O-B2 · B-LACTIN
Identifikatoren & physikalische Daten
| CAS No. | 5965-66-2 |
|---|---|
| Summenformel | C12H22O11 |
| Durchschnittliche Molmasse | 342,3 g/mol |
| Monoisotopische Masse | 342,11621151 g/mol |
| SMILES | OC[C@H]1O[C@@H](O[C@H]2[C@H](O)[C@@H](O)[C@H](O)O[C@@H]2CO)[C@H](O)[C@@H](O)[C@H]1O |
| InChIKey | GUBGYTABKSRVRQ-DCSYEGIMSA-N |
| PubChem CID | 6134 |
| ChEBI | CHEBI:36218 |
| EC No. | 227-751-9 |
| Lokaler Name | 4-O-β-D-Galaktopyranosyl-β-D-glucopyranose |
Chemische & physikalische Eigenschaften
| XLogP | -4,7 |
|---|---|
| Polarare Oberfläche (TPSA) | 190 |
| H-Brücken-Donoren | 8 |
| H-Brücken-Akzeptoren | 11 |
| Frei drehbare Bindungen | 4 |
| Schwere Atome | 23 |
| Formalladung | 0 |
| Komplexität | 382 |
| Schmelzpunkt | 224 °C |
| Siedepunkt | 397.76°C (rough estimate) |
| Dichte | 1.5900 |
| Brechungsindex | 1.5376 (estimate) |
| Lagerbedingungen | Room Temp |
| Löslichkeit | Water (Slightly)Soluble in water. |
| Aggregatzustand | Solid |
| pKa (Säurekonstante) | 12.02±0.70(Predicted) |
| Farbe | White to Off-White |
| Biologische Quelle | bovine milk |
| Merck | 14,5343 |
| InChI | 1S/C12H22O11/c13-1-3-5(15)6(16)9(19)12(22-3)23-10-4(2-14)21-11(20)8(18)7(10)17/h3-20H,1-2H2/t3-,4-,5+,6+,7-,8-,9-,10-,11-,12+/m1/s1 |
| InChIKey | GUBGYTABKSRVRQ-DCSYEGIMSA-N |
| SMILES | OC[C@H]1O[C@@H](O[C@H]2[C@H](O)[C@@H](O)[C@H](O)O[C@@H]2CO)[C@H](O)[C@@H](O)[C@H]1O |
| CAS Datenbank | 5965-66-2(CAS DataBase Reference) |
| EPA chemische Informationen | .beta.-D-Glucopyranose, 4-O-.beta.-D-galactopyranosyl- (5965-66-2) |
Sicherheit & Vorschriften
| Wassergefährdungsklasse (WGK) | 3 |
|---|---|
| TSCA-Inventar-Status | TSCA listed |
| Zollcode | 17021100 |
| Sicherheitshinweise (S) | 24/25 |
| Lagerklasse | 11 - Combustible Solids |
Anwendungen & Verwendung
Verwenden
β-D-Lactose is used in the pharmaceutical industry to make tablets. It acts as a nutrient and as a filler used in pills. It is utilized in the dilution of heroin. Further, it is used to sweeten stout beer.