Product Name

  • Name

    1-Bromo-2,3,4,6-tetra-acetyl-beta-d-galactoside

  • EINECS
  • CAS No. 19285-38-2
  • Article Data114
  • CAS DataBase
  • Density 1.49 g/cm3
  • Solubility
  • Melting Point
  • Formula C14H19BrO9
  • Boiling Point 412.007 °C at 760 mmHg
  • Molecular Weight 411.203
  • Flash Point 202.975 °C
  • Transport Information
  • Appearance
  • Safety
  • Risk Codes
  • Molecular Structure Molecular Structure of 19285-38-2 (1-Bromo-2,3,4,6-tetra-acetyl-beta-d-galactoside)
  • Hazard Symbols
  • Synonyms 2,3,4,6-Tetra-O-acetyl-b-D-galactopyranosyl bromide;2,3,4,6-Tetraacetyl-b-D-galactopyranosyl bromide;1-Bromo-1-deoxy-2,3,4,6-tetra-O-acetyl-b-D-galactopyranose;b-D-Galactopyranosylbromide, tetraacetate (9CI);Galactopyranosylbromide, tetraacetate, b-D- (8CI);
  • PSA 114.43000
  • LogP 0.46440

1-Bromo-2,3,4,6-tetra-acetyl-beta-d-galactoside Specification

The CAS registry number of b-D-Galactopyranosyl bromide,2,3,4,6-tetraacetate is 19285-38-2. In addition, the molecular formula is C14H19BrO9 and the molecular weight is 410.2. The systematic name is 2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl bromide. What's more, it should be stored in sealed container, and put in a cool and dry place. 

Physical properties about b-D-Galactopyranosyl bromide,2,3,4,6-tetraacetate are: (1)ACD/LogP: 1.19; (2)ACD/LogD (pH 5.5): 2; (3)ACD/LogD (pH 7.4): 2; (4)ACD/BCF (pH 5.5): 21; (5)ACD/BCF (pH 7.4): 21; (6)ACD/KOC (pH 5.5): 309; (7)ACD/KOC (pH 7.4): 309; (8)#H bond acceptors: 9 ; (9)#Freely Rotating Bonds: 9; (10)Polar Surface Area: 114.43 Å2; (11)Index of Refraction: 1.503; (12)Molar Refractivity: 81.61 cm3; (13)Molar Volume: 275.947 cm3; (14)Polarizability: 32.353 ×10-24cm3; (15)Surface Tension: 47.991 dyne/cm; (16)Density: 1.49 g/cm3; (17)Flash Point: 202.975 °C; (18)Enthalpy of Vaporization: 66.457 kJ/mol; (19)Boiling Point: 412.007 °C at 760 mmHg.

Uses of b-D-Galactopyranosyl bromide,2,3,4,6-tetraacetate: it can react with Na-fluoren-9-ylmethoxycarbonyl-3-O-(2-azido-4,6-O-benzylidene-2-deoxy-a-D-galactopyranosyl)-L-threonine allyl ester to get Na-fluoren-9-ylmethoxycarbonyl-3-O-[2-azido-4,6-O-benzylidene-2-deoxy-3-O-(2,3,4,6-tetra-O-acetyl-b-D-galactopyranosyl)-a-D-galactopyranosyl]-L-threonine allyl ester. This reaction will need reagent silver triflate and solvents toluene and CH2Cl2. The reaction time is 1 hour at reaction temperature of -30 °C. The yield is about 59%.

b-D-Galactopyranosyl bromide,2,3,4,6-tetraacetate can react with Na-fluoren-9-ylmethoxycarbonyl-3-O-(2-azido-4,6-O-benzylidene-2-deoxy-a-D-galactopyranosyl)-L-threonine allyl ester to get Na-fluoren-9-ylmethoxycarbonyl-3-O-[2-azido-4,6-O-benzylidene-2-deoxy-3-O-(2,3,4,6-tetra-O-acetyl-b-D-galactopyranosyl)-a-D-galactopyranosyl]-L-threonine allyl ester

You can still convert the following datas into molecular structure:
(1)SMILES: Br[C@@H]1O[C@@H]([C@H](OC(=O)C)[C@H](OC(=O)C)[C@H]1OC(=O)C)COC(=O)C
(2)InChI: InChI=1/C14H19BrO9/c1-6(16)20-5-10-11(21-7(2)17)12(22-8(3)18)13(14(15)24-10)23-9(4)19/h10-14H,5H2,1-4H3/t10-,11+,12+,13-,14-/m1/s1
(3)InChIKey: CYAYKKUWALRRPA-MBJXGIAVBG

Post buying leads

About|Contact|Cas|Product Name|Molecular|Country|Encyclopedia

Message|New Cas|MSDS|Service|Advertisement|CAS DataBase|Article Data|Manufacturers | Chemical Catalog

©2008 LookChem.com,License: ICP

NO.:Zhejiang16009103

complaints:service@lookchem.com Desktop View