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71-61-9
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71-61-9
Product Description
Product name:Thymol Blue
CAS：76-61-9
MF：C27H30O5S
MW：466.59
EINECS:200-973-3
Applicatiuon：
Used as acid-base indicator
Specifications :
| Thymol Blue Basic information | |
| Product Name: | Thymol Blue |
| CAS: | 76-61-9 |
| MF: | C27H30O5S |
| MW: | 466.59 |
| EINECS: | 200-973-3 |
| Mol File: | 76-61-9.mol |
| Thymol Blue Chemical Properties | |
| Melting point | 221-224 °C (dec.) (lit.) |
| Boiling point | 539.4°C (rough estimate) |
| density | 1.1413 (rough estimate) |
| refractive index | 1.5300 (estimate) |
| Fp | 36 °C |
| storage temp. | room temp |
| solubility | 0.11g/l |
| form | Solid |
| pka | Pka1:1.65(at 25℃)(PH=1.2 to 2.8) Pka2:8.9(at 25℃)(PH=8.0 to 9.6) |
| color | Dark green to dark brown |
| Odor | Characteristic odour |
| PH Range | 1.2(red)-2.8(yellow) 8(yellow)-9.6(blue) |
| Water Solubility | Soluble in alcohol and dilute alkali solutions. Insoluble in water. |
| λmax | 594nm, 376nm, 544nm, 430nm |
| Merck | 149,400 |
| BRN | 368036 |
| Stability: | Stable. Combustible. Dust may form an explosive mixture with air. Incompatible with strong oxidizing agents. |
| CAS DataBase Reference | 76-61-9(CAS DataBase Reference) |
| NIST Chemistry Reference | Thymolsulfonephthalein(76-61-9) |
