Neutral red

Chemical Information
Neutral red is a hydrochloride obtained by combining the free base of neutral red with one equivalent of hydrochloric acid. Neutral red acts as a pH indicator, changing from red to yellow between pH 6.8 and 8.0. It has a role as a dye, an acid-base indicator and a two-colour indicator. It contains a neutral red(1+).
| CAS Number | 553-24-2 |
| PubChem CID | 11105 |
| IUPAC Name | 8-N,8-N,3-trimethylphenazine-2,8-diamine;hydrochloride |
| Molecular Formula | C15H17ClN4 |
| Molecular Weight | 288.77 |
| Topological Polar Surface Area | 55 |
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 1 |
| Heavy Atom Count | 20 |
| Formal Charge | 0 |
| Complexity | 319 |
| Property | Value |
|---|---|
| Molecular Weight | 288.77 |
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 1 |
| Exact Mass | 288.1141743 |
| Monoisotopic Mass | 288.1141743 |
| Topological Polar Surface Area | 55 Ų |
| Heavy Atom Count | 20 |
| Formal Charge | 0 |
| Complexity | 319 |
| 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 |
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