521-24-4
Product Name:
1,2-NAPHTHOQUINONE-4-SULFONIC ACID SODIUM SALT
Formula:
C10H5NaO5S
Synonyms:
1,2-Naphthoquinone-4-sulfonic acid sodium salt;3,4-Dihydro-3,4-dioxo-1-naphthalenesulfonic acid sodium salt;Folin’s reagent;Sodium 1,2-naphthoquinone-4-sulfonate
Inquiry
CHEMICAL AND PHYSICAL PROPERTIES
| Physical Description | Yellow solid; [Merck Index] Orange to dark orange powder; [Alfa Aesar MSDS] |
|---|---|
| Chemical Classes | Other Classes -> Naphthalenes |
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 | 260.20 g/mol |
|---|---|
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 5 |
| Rotatable Bond Count | 1 |
| Exact Mass | 259.97553871 g/mol |
| Monoisotopic Mass | 259.97553871 g/mol |
| Topological Polar Surface Area | 99.7 Ų |
| Heavy Atom Count | 17 |
| Formal Charge | 0 |
| Complexity | 473 |
| 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 | 2 |
| Compound Is Canonicalized | Yes |