CAS 6160-78-7|4-Methylumbelliferyl β-D-galactoside
| Common Name | 4-Methylumbelliferyl β-D-galactoside | ||
|---|---|---|---|
| CAS Number | 6160-78-7 | Molecular Weight | 338.309 |
| Density | 1.5±0.1 g/cm3 | Boiling Point | 626.9±55.0 °C at 760 mmHg |
| Molecular Formula | C16H18O8 | Melting Point | 258-263ºC (dec.) |
| MSDS | USA | Flash Point | 233.9±25.0 °C |
Names
| Name | 4-Methylumbelliferyl-beta-D-galactopyranoside |
|---|---|
| Synonym | More Synonyms |
4-Methylumbelliferyl β-D-galactoside BiologicalActivity
| Description | 4-Methylumbelliferyl β-D-galactopyranoside is a fluorescent substrate for β-galactosidase which, when cleaved, produces a water-soluble blue fluorescent coumarin fluorophore that can be detected using a fluoroenzymeter or fluorometer[1]. |
|---|---|
| Related Catalog | Research Areas >>OthersSignaling Pathways >>Others >>Others |
| References | [1]. Berg JD, et al. Rapid detection of total and fecal coliforms in water by enzymatic hydrolysis of 4-methylumbelliferone-beta-D-galactoside. Appl Environ Microbiol. 1988 Aug;54(8):2118-22. |
Chemical & Physical Properties
| Density | 1.5±0.1 g/cm3 |
|---|---|
| Boiling Point | 626.9±55.0 °C at 760 mmHg |
| Melting Point | 258-263ºC (dec.) |
| Molecular Formula | C16H18O8 |
| Molecular Weight | 338.309 |
| Flash Point | 233.9±25.0 °C |
| Exact Mass | 338.100159 |
| PSA | 129.59000 |
| LogP | -0.46 |
| Vapour Pressure | 0.0±1.9 mmHg at 25°C |
| Index of Refraction | 1.641 |
| InChIKey | YUDPTGPSBJVHCN-DZQJYWQESA-N |
| SMILES | Cc1cc(=O)oc2cc(OC3OC(CO)C(O)C(O)C3O)ccc12 |
Safety Information
| Personal Protective Equipment | Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter |
|---|---|
| Hazard Codes | Xi |
| Risk Phrases | R26/27/28 |
| Safety Phrases | S24/25 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | 3 |
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Synonyms
| 2H-1-Benzopyran-2-one, 7-(β-D-galactopyranosyloxy)-4-methyl- |
| 4-Methylumbelliferyl β-D-galactoside |
| 4-Methyl-2-oxo-2H-chromen-7-yl β-D-galactopyranoside |
| EINECS 228-185-5 |
| 4-methyl-7-[(2S,3R,4S,5R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxychromen-2-one |
| MFCD00036773 |
