16555

5-Bromo-4-chloro-3-indolyl α-D-galactopyranoside

≥98.0% (HPLC), powder or crystals

• Synonym(s): X-α-Gal
• Empirical Formula (Hill Notation): C₁₄H₁₅BrClNO₆
• CAS Number: 107021-38-5
• Molecular Weight: 408.63
• MDL number: MFCD00063780
• UNSPSC Code: 12352204
• PubChem Substance ID: 329751267
• NACRES: NA.32

Properties

• product name: 5-Bromo-4-chloro-3-indolyl α-D-galactopyranoside, ≥98.0% (HPLC)
• Assay: ≥98.0% (HPLC)
• form: powder or crystals
• optical activity: [α]/D 135.0±5.0°, c = 1 in DMF/H₂O 1:1
• storage temp.: −20°C
• SMILES string: OC[C@H]1O[C@H](Oc2c[nH]c3ccc(Br)c(Cl)c23)[C@H](O)[C@@H](O)[C@H]1O
• InChI: 1S/C14H15BrClNO6/c15-5-1-2-6-9(10(5)16)7(3-17-6)22-14-13(21)12(20)11(19)8(4-18)23-14/h1-3,8,11-14,17-21H,4H2/t8-,11+,12+,13-,14+/m1/s1
• InChI key: OPIFSICVWOWJMJ-YGEXGZRRSA-N

Description

Application

5-Bromo-4-chloro-3-indolyl α-D-galactopyranoside is suitable as a substrate for α-galactosidase. It has been used:

• in the yeast two-hybrid screen
• for differentiating α-galactosidase-positive strains of yeast
• to determine melibiase activity in yeast and to identify Saccharomyces cerevisiae A241 × Saccharomyces uvarum C995 hybrids

Packaging

Bottomless glass bottle. Contents are inside inserted fused cone.

Safety Information

• Storage Class Code: 11 - Combustible Solids
• WGK: WGK 3
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves