Red-Gal, 1 G

An alternative chromogenic substrate for β-D-galactosidase. Red-GAL is used in conjuction with IPTG for detection of β-galactosidase activity in bacterial colonies in a colorimetric assay to detect recombinants from non-recombinants. Common Name: 6-Chloro-3-indolyl-β-D-galactopyranoside CAS Number: 138182-21-5 Molecular Weight: 329.7 Chemical Formula: C14H16CINO6 Solubility: Methanol Storage Temperature: 2-8C Storage Conditions: Refrigerator Appearance: White to Off White Powder Identity (H NMR): Conforms Purity (TLC): 98 % Solution Test: Clear and Colorless Solution (1% Methanol) Specific Rotation: -47 - -51 (C=1, Methanol, Dry Basis, 20 oC) Water (KF): 1 % Shipping Weight: 0.0399 lbs Shipping Dimensions: 1.25 x 1.75 x 1.25 Research or further manufacturing use only, not for food or drug use.