pyrogallol red
Suppliers
Names
[ CAS No. ]:
32638-88-3
[ Name ]:
pyrogallol red
[Synonym ]:
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
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
[ Storage condition ]:
Store at +5°C to +30°C.
[ Water Solubility ]:
Soluble in water, ammonium hydroxide (10 mg/ml), and ethanol.
MSDS
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
Synthetic Route
Precursor & DownStream
Precursor
DownStream
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%
Articles
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. ...
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...
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...