CAS 32638-88-3|pyrogallol red
Introduction：Basic information about CAS 32638-88-3|pyrogallol red, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
| Common Name | pyrogallol red | ||
|---|---|---|---|
| CAS Number | 32638-88-3 | Molecular Weight | 400.35900 |
| Density | 1.082 g/mL at 20 °C | Boiling Point | 309 °C(lit.) |
| Molecular Formula | C19H12O8S | Melting Point | 133-134 °C(lit.) |
| MSDS | USA | Flash Point | / |
Names
| Name | pyrogallolsulfonephthalein |
|---|---|
| Synonym | More Synonyms |
Chemical & Physical Properties
| Density | 1.082 g/mL at 20 °C |
|---|---|
| Boiling Point | 309 °C(lit.) |
| Melting Point | 133-134 °C(lit.) |
| Molecular Formula | C19H12O8S |
| Molecular Weight | 400.35900 |
| Exact Mass | 400.02500 |
| PSA | 141.90000 |
| LogP | 3.70630 |
| Appearance of Characters | Liquid | Dark brown |
| Vapour density | 4.4 (vs air) |
| Vapour Pressure | 10 mm Hg ( 167.7 °C) |
| Index of Refraction | n20/D 1.387 |
| InChIKey | KUQNCHZOCSYKOR-UHFFFAOYSA-N |
| SMILES | O=S1(=O)OC2(c3ccccc31)c1ccc(O)c(O)c1Oc1c2ccc(O)c1O |
| Storage condition | Store at +5°C to +30°C. |
| Water Solubility | Soluble in water, ammonium hydroxide (10 mg/ml), and ethanol. |
Safety Information
| Personal Protective Equipment | Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter |
|---|---|
| Hazard Codes | Xn |
| Risk Phrases | 20/21/22-52/53-68-36/37/38 |
| Safety Phrases | 36/37-61-24/25-22-36-26 |
| RIDADR | UN 2811 6.1/PG 3 |
| WGK Germany | 3 |
| RTECS | UX2800000 |
| HS Code | 2934991000 |
Customs
| HS Code | 2934991000 |
|---|---|
| Summary | 2934991000. sultones and sultams. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0% |
Articles41
More Articles| Application of a microplate-based ORAC-pyrogallol red assay for the estimation ofantioxidant capacity: First Action 2012.03. J. AOAC Int. 95(6) , 1558-61, (2012) A method was developed for microplate-based oxygen radicals absorbance capacity (ORAC) using pyrogallol red (PGR) as probe (ORAC-PGR). The method was evaluated for linearity, precision, and accuracy. ... | |
| [Pyrogallol red technique is an alternative to routine urinary protein-determining methods]. Klin. Lab. Diagn. (6) , 17-21, (2007) The paper presents the basic urinary protein-determining methods, such as turbidimetric and colorimetric ones and provides their brief analytical characterization. The authors consider the sulfosalicy... | |
| Nafion-mercury coated film electrode for the adsorptive stripping voltammetric determination of lead and cadmium in the presence of pyrogallol red. Talanta 99 , 119-24, (2012) An adsorptive stripping voltammetric (AdSV) method is presented for the simultaneous determination of Pb(II) and Cd(II) at trace levels in natural waters, based on metal complexation with pyrogallol r... |
Synonyms
| MFCD00005046 |
| Pyrogallol Red |
| PYROGALLOLROT |
| PYROGALLOLRED |
| PYHogallol Red |
| EINECS 251-134-3 |
| 3',4',5',6'-Tetrahydroxyspiro[benzo[c][1,2]oxathiole-3,9'-xanthene] 1,1-dioxide |
| PYROGALLOL SULFONPHTHALEIN |
