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Chemodex
IPTG
Product Details | |
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Synonyms | Isopropyl β-D-1-thiogalactopyranoside; Isopropyl β-D-thiogalactoside |
Product Type | Chemical |
Properties | |
Formula |
C9H18O5S |
MW | 238.3 |
CAS | 367-93-1 |
Purity Chemicals | ≥99% (HPLC) |
Appearance | White to off-white powder. |
Solubility | Soluble in water (50 mg/ml), DMSO (20mg/ml) or ethanol (20mg/ml). |
Identity | Determined by 1H-NMR. |
Declaration | Manufactured by Chemodex. |
Other Product Data |
Click here for Original Manufacturer Product Datasheet |
InChi Key | BPHPUYQFMNQIOC-NXRLNHOXSA-N |
Smiles | CC(S[C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1)C |
Shipping and Handling | |
Shipping | AMBIENT |
Short Term Storage | +20°C |
Long Term Storage | +4°C |
Handling Advice | Protect from light and moisture. |
Use/Stability | Stable for at least 2 years after receipt when stored at +4°C. |
Documents | |
MSDS | Inquire |
Product Specification Sheet | |
Datasheet | Download PDF |
IPTG is a molecular biology reagent. It is a β-Galactosidase activity inducer in several bacteria, by binding and inhibiting the lac repressor and it is used in gene cloning together with X-Gal, in a technique called blue/white screening. It is used in the concentration range of 100µM - 1.5mM to induce protein expression. IPTG distinguishes between recombinant and non-recombinant plasmids carrying the β-galactosidase gene.
(1) J.F. Rodriguez & G.L. Smith; Nucleic Acids Res. 18, 5347 (1990) | (2) J. Sambrook & D. Russell; Cold Spring Harbor Laboratory Press (2001) | (3) P. Howhan & S. Pornbanlualap; Science Asia 29, 347 (2003)