| CAS No.: | 76-59-5 |
|---|---|
| Formula: | C27h28br2o5s |
| EINECS: | 200-971-2 |
| Specific Usage: | For Biological Purpose |
| Content: | Standard |
| Usage: | Analytical Reagents |
| Customization: |
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Audited Supplier 99% purity Bromothymol Blue for Acid-base indicator CAS 76-59-5
| Bromothymol Blue Basic information | |
| Product Name: | Bromothymol Blue |
| CAS: | 76-59-5 |
| MF: | C27H28Br2O5S |
| MW: | 624.38 |
| EINECS: | 200-971-2 |
| Mol File: | 76-59-5.mol |
| Bromothymol Blue Chemical Properties | |
| Melting point | 204 °C |
| density | 1.4668 (estimate) |
| Fp | 38 °C |
| storage temp. | Store at RT. |
| solubility | Solubility Sparingly soluble in water, benzene; soluble in ethanol, ether; insoluble |
| form | Solid |
| Boiling point | 614.3±55.0 °C(Predicted) |
| pka | 7.0, 7.1(at 25ºC) |
| color | Pink-brown to purple |
| Odor | Characteristic odour |
| PH | pH : 6.0~7.6 |
| PH Range | 6(yellow)-7.6(blue) |
| Water Solubility | slightly soluble |
| λmax | 420nm, 435nm, 620nm |
| Bromothymol BlueTypical Properties | ||
| Item | Specifications | Results |
| PHDiscoloration domain | 6.0(Yellow)~7.6(Blue) | Confirms |
| Mass absorption coefficient(L/cm·g)≥ | 52 | 52.5 |
| Ethanol dissolution test | Conforms | Conforms |
| Residue on ignition(Sulfate) ≤ | 0.3 | 0.045 |
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