1668-00-4
Product Name:
ARSENAZO III
Formula:
C22H18As2N4O14S2
Synonyms:
2,2′-(1,8-Dihydroxy-3,6-disulfonaphthylene-2,7-bisazo)bisbenzenearsonic acid;2,7-Bis(2-arsonophenylazo)-1,8-dihydroxynaphthaline-3,6-disulfonic acid;2,7-Bis(2-arsonophenylazo)chromotropic acid;Arsenazo III
Inquiry
CHEMICAL AND PHYSICAL PROPERTIES
| Physical Description | Purple to black powder; [MSDSonline] |
|---|---|
| Chemical Classes | Metals -> Arsenic Compounds, Organic |
SAFETY INFORMATION
| Signal word | Danger |
|---|---|
| Pictogram(s) |
 Skull and Crossbones Acute Toxicity GHS06  Environment GHS09 |
| GHS Hazard Statements |
H410:Hazardous to the aquatic environment, long-term hazard |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P270:Do not eat, drink or smoke when using this product. P273:Avoid release to the environment. P301+P310:IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician. |
COMPUTED DESCRIPTORS
| Molecular Weight | 776.4 g/mol |
|---|---|
| Hydrogen Bond Donor Count | 8 |
| Hydrogen Bond Acceptor Count | 18 |
| Rotatable Bond Count | 8 |
| Exact Mass | 775.86928 g/mol |
| Monoisotopic Mass | 775.86928 g/mol |
| Topological Polar Surface Area | 331 Ų |
| Heavy Atom Count | 44 |
| Formal Charge | 0 |
| Complexity | 1300 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| Covalently-Bonded Unit Count | 1 |
| Compound Is Canonicalized | Yes |
PRODUCT INTRODUCTION
description
Metallochrome indicator that changes color when complexed to the calcium ion under physiological conditions. It is used to measure local calcium ion concentrations in vivo.