(2R,3S,4S,5S)-2,3,4,5,6-pentahydroxyhexanal

• ChemBase ID: 153879
• Molecular Formular: C6H12O6
• Molecular Mass: 180.15588
• Monoisotopic Mass: 180.0633881
• SMILES: C([C@@H]([C@@H]([C@@H]([C@H](C=O)O)O)O)O)O
• Canonical SMILES: OC[C@@H]([C@@H]([C@@H]([C@H](C=O)O)O)O)O
• InChI: InChI=1S/C6H12O6/c7-1-3(9)5(11)6(12)4(10)2-8/h1,3-6,8-12H,2H2/t3-,4-,5+,6-/m0/s1
• InChIKey: GZCGUPFRVQAUEE-AZGQCCRYSA-N

NAMES AND DATABASE IDS

Names

• IUPAC name: (2R,3S,4S,5S)-2,3,4,5,6-pentahydroxyhexanal
• IUPAC Traditional name: (2R,3S,4S,5S)-2,3,4,5,6-pentahydroxyhexanal
• Synonyms: L-Altrose

Database IDs

• CAS Number: 1949-88-8
• EC Number: 217-764-8
• MDL Number: MFCD09880209
• PubChem SID: 162248018
• PubChem CID: 102190

CALCULATED PROPERTIES

• Acid pKa: 11.800943
• H Acceptors: 6
• H Donor: 5
• LogD (pH = 5.5): -3.5683608
• LogD (pH = 7.4): -3.5683777
• Log P: -3.5683606
• Molar Refractivity: 37.3456 cm^3
• Polarizability: 15.251392 Å^3
• Polar Surface Area: 118.22 Å^2
• Rotatable Bonds: 5
• Lipinski's Rule of Five: true

PROPERTIES

Physical Property

• Optical Rotation: [α]/D -33.0±2.0°, c = 1% in H2O

Safety Information

• German water hazard class: 3
• Personal Protective Equipment: Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter

Product Information

• Purity: ≥97.0% (HPLC)
• Empirical Formula (Hill Notation): C6H12O6

DETAILS

Sigma Aldrich - 66777

Application
L-Altrose is used as a substrate to identify, differentiate and characterize aldose C-2 epimerases such as cellobiose 2-epimerase from Caldicellulosiruptor saccharolyticus.