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

SIGMA/16555 - ≥98.0% (HPLC)

Synonym: X-α-Gal

CAS Number: 107021-38-5
Empirical Formula (Hill Notation): C₁₄H₁₅BrClNO₆
Molecular Weight: 408.63
MDL Number: MFCD00063780
Linear Formula: C₁₄H₁₅BrClNO₆
Product Type: Chemical

Catalog Number	PKG Qty.	Price	Quantity


45-16555-25MG	25 mg	$84.80 1/EA		Add To Favorites
45-16555-100MG	100 mg	$273.00 1/EA		Add To Favorites

Properties
Descriptions
Safety Info.
Basic Data

assay	≥98.0% (HPLC)
form	powder or crystals
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
optical activity	[α]/D 135.0±5.0°, c = 1 in DMF/H₂O 1:1
Quality Level	100
SMILES string	OC[C@H]1O[C@H](Oc2c[nH]c3ccc(Br)c(Cl)c23)[C@H](O)[C@@H](O)[C@H]1O
storage temp.	−20°C

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.

RIDADR	NONH for all modes of transport
WGK Germany	WGK 3
Flash Point(F)	Not applicable
Flash Point(C)	Not applicable

Purity	≥98.0% (HPLC)
Storage Temp.	−20°C
UNSPSC	12352204

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