2,3,4,6-tetra-O-benzyl-D-galactopyranose Chemical Properties

Melting point:

60-63 °C

Boiling point:

576.06°C (rough estimate)

Density 

1.0726 (rough estimate)

refractive index 

1.6000 (estimate)

storage temp. 

Sealed in dry,Store in freezer, under -20°C

solubility 

Acetone (Slightly), Chloroform (Slightly), DMF (Sparingly)

pka

13.33±0.20(Predicted)

form 

Crystals or Crystalline Powder

color 

White to almost white

optical activity

α25D +11±2, c = 1 in CHCl3 ; α20D +10.5±2, c = 1 in CHCl3

Water Solubility 

Insoluble in water.

Stability:

Store in freezer

InChI

InChI=1/C34H36O6/c35-21-32(38-23-28-15-7-2-8-16-28)34(40-25-30-19-11-4-12-20-30)33(39-24-29-17-9-3-10-18-29)31(36)26-37-22-27-13-5-1-6-14-27/h1-21,31-34,36H,22-26H2/t31-,32+,33+,34-/s3

InChIKey

OGOMAWHSXRDAKZ-BJPULKCASA-N

SMILES

[C@@]([H])(OCC1C=CC=CC=1)([C@H](C=O)OCC1C=CC=CC=1)[C@@H](OCC1C=CC=CC=1)[C@H](O)COCC1C=CC=CC=1 |&1:0,10,21,30,r|

CAS DataBase Reference

53081-25-7(CAS DataBase Reference)

Safety Information

Hazard Codes 

Xi

Risk Statements 

36/37/38

Safety Statements 

24/25-36-26

WGK Germany 

3

HS Code 

29329990

MSDS

• Language:English Provider:ACROS
• Language:English Provider:SigmaAldrich

2,3,4,6-tetra-O-benzyl-D-galactopyranose Usage And Synthesis

Description

2,3,4,6-Tetra-O-benzyl-D-galactopyranose is a protected carbohydrate derivative, precisely a benzylated form of D-galactopyranose. This compound is often used in organic synthesis, particularly in preparing glycosyl donors and other carbohydrate derivatives. The benzyl groups serve as protecting groups, which can be removed under specific conditions to yield the free sugar.

Chemical Properties

White Powder

Uses

2,3,4,6-Tetra-O-benzyl-D-galactopyranose (cas# 53081-25-7) is a compound useful in organic synthesis.

Application

2,3,4,6-tetra-O-benzyl-D-galactopyranose is a structural unit that serves as both a galactosyl donor and an acceptor in the synthesis of sugars. It can also be used as a pharmaceutical intermediate and has been used in the synthesis of potential cholera toxin inhibitors, iNKT agonists and Scleropentaside A.

2,3,4,6-tetra-O-benzyl-D-galactopyranose(53081-25-7)Related Product Information

• Lactose
• 2,3,4,6-TETRA-O-BENZYL-D-GALACTOPYRANOSE TRICHLOROACETIMIDATE
• 1-O-Acetyl- 2,3,4,6-tetra-O-benzyl--D-galactopyranose,2,3,4,6-Tetra-O-benzyl--D-galactopyranose Acetate
• TETRA-O-BENZYL-D-GALACTOPYRANOSE