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X-Gal, 40mg/ml in DMF (5-Bromo-4-chloro-3-indolyl-b-D-galactoside (galactopyranoside))
X-Gal, 40mg/ml in DMF (5-Bromo-4-chloro-3-indolyl-b-D-galactoside (galactopyranoside))
Pricing
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| Blue substrate used in the detection of b-galactosidase in bacteria or phage as a selection agent for cloning experiments utilizing the lacZ vector. Colonies expressing b-galactosidase will appear blue in the presence of XGAL. Others will appear white. | | | Catalog # | X1000-05 | | Purity (HPLC) | 99% | | Purity (TLC): Single Spot | | Concentration: ~40mg/ml | | Form: Supplied as a liquid in dimethylformamide. | | Solubility: Colorless to pale yellow, clear, complete | | Identity by I.R. or NMR: Conforms to structure | | RNase, DNase or Proteases | None Detected | | Quality Control (Blue-White Assay) | [LacZ+]: Pale blue center/dense blue periphery | | [LacZ-]: Faint blue center/white periphery | | Important Note | This product as supplied is intended for research use only, not for use in human, therapeutic or diagnostic applications without the expressed written authorization of United States Biological. | | Storage and Stability | Store at -20°C. Aliquots are stable for 12 months. Protect from light. | | Also Available | X1000: XGAL | | X1000-05: XGAL, 40mg/ml in DMF | | CAS Number | 7240-90-6 | | Molecular Formula | C14H15BrClNO6, DMF | | Molecular Weight | 408.61 | | Important Note | This product as supplied is intended for research use only, not for use in human, therapeutic or diagnostic applications without the expressed written authorization of United States Biological. | | Alternate names | 5-Bromo-4-chloro-3-indolyl-?-D-galactoside (galactopyranoside) in Dimethylformamide |
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