(2R,3R,4S,5R,6S)-2-(hydroxymethyl)-6-{[(2R,3S,4R,5R)-4,5,6-trihydroxy-2-(hydroxymethyl)oxan-3-yl]oxy}oxane-3,4,5-triol

• ChemBase ID: 4044
• Molecular Formular: C12H22O11
• Molecular Mass: 342.29648
• Monoisotopic Mass: 342.11621152
• SMILES: OC[C@H]1O[C@H]([C@H](O)[C@@H](O)[C@H]1O)O[C@@H]1[C@@H](CO)OC(O)[C@H](O)[C@H]1O
• Canonical SMILES: OC[C@H]1OC(O)[C@@H]([C@H]([C@@H]1O[C@@H]1O[C@H](CO)[C@@H]([C@@H]([C@H]1O)O)O)O)O
• InChI: 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-QKKXKWKRSA-N

NAMES AND DATABASE IDS

Names

• IUPAC name: (2R,3R,4S,5R,6S)-2-(hydroxymethyl)-6-{[(2R,3S,4R,5R)-4,5,6-trihydroxy-2-(hydroxymethyl)oxan-3-yl]oxy}oxane-3,4,5-triol
• IUPAC Traditional name: (+)-lactose
• Synonyms: Lactose

Database IDs

• CAS Number: 63-42-3
• PubChem SID: 160967479
• PubChem CID: 440995

CALCULATED PROPERTIES

JChem

• Acid pKa: 11.2543745
• H Acceptors: 11
• H Donor: 8
• LogD (pH = 5.5): -4.703376
• LogD (pH = 7.4): -4.7034354
• Log P: -4.703375
• Molar Refractivity: 68.3367 cm^3
• Polarizability: 28.969793 Å^3
• Polar Surface Area: 189.53 Å^2
• Rotatable Bonds: 4
• Lipinski's Rule of Five: false

ALOGPS 2.1

• Log P: -3.01
• LOG S: 0.23
• Solubility (Water): 5.86e+02 g/l

DETAILS

DrugBank - DB04465

• Drug Groups: experimental
• Description: A disaccharide of GLUCOSE and GALACTOSE in human and cow milk. It is used in pharmacy for tablets, in medicine as a nutrient, and in industry. [PubChem]