23647-14-5
Product Name:
SPADNS
Formula:
C16H13N2NaO11S3
Synonyms:
1,8-Dihydroxy-2-(4-sulfophenylazo)naphthalene-3,6- disulfonic acid trisodium salt;1,8-Dihydroxy-2-(4-sulfophenylazo)naphthalene-3,6-disulfonic acid trisodium salt;2-(4-Sulfophenylazo)-1,8-dihydroxy-3,6-naphthalene disulfonic acid trisodium salt;2-(4-Sulfophenylazo)chromotropic acid trisodium salt;SPADNS
Inquiry
CHEMICAL AND PHYSICAL PROPERTIES
| Physical Description | Red solid; [Merck Index] Dark red powder; [Sigma-Aldrich MSDS] |
|---|---|
| Chemical Classes | Dyes -> Azo Dyes |
SAFETY INFORMATION
| Signal word | Warning |
|---|---|
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P280:Wear protective gloves/protective clothing/eye protection/face protection. P304+P340:IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P405:Store locked up. |
COMPUTED DESCRIPTORS
| Molecular Weight | 570.4 g/mol |
|---|---|
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 13 |
| Rotatable Bond Count | 2 |
| Exact Mass | 569.90615547 g/mol |
| Monoisotopic Mass | 569.90615547 g/mol |
| Topological Polar Surface Area | 262 Ų |
| Heavy Atom Count | 35 |
| Formal Charge | 0 |
| Complexity | 979 |
| 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 | 4 |
| Compound Is Canonicalized | Yes |