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

HRID 263095

Reaction equation

HRID 263095 reaction equation
[O:1]=[CH:2][C@@H:3]([C@H:5]([C@H:7]([C@@H:9]([CH2:11][OH:12])[OH:10])[OH:8])[OH:6])[OH:4]>O>[CH2:11]([OH:12])[C@@H:9]([C@H:7]([C@H:5]([C@@H:3]([CH2:2][OH:1])[OH:4])[OH:6])[OH:8])[OH:10]

Participants

3

Reactant 1

HCID 3037556(2R,3S,4S,5R)-2,3,4,5,6-pentahydroxyhexanal

Product 1

HCID 11850Galactitol

Reagents, catalysts & solvents 1

HCID 962WaterSolvent

Procedure

The galactose obtained from Example 2 above is redissolved in water and catalytic hydrogenation and crystallization are performed as under (c) above. D-galactitol is obtained in the form of white crystals.

Workup

  1. customcatalytic hydrogenation and crystallization

Sources & evidence

ORD record
ord-190851a1099b429ebd1ccc732070a911
Source dataset
uspto-grants-1979_05
Patent number
US04156076

Linked notes

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