1-Naphtholphthalein, 25 g
Order number: 596-01-0
Part number: AC100046187
£ 101.61*
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1-Naphtholphthalein is a chemically defined substance with a molecular formula of C28H18O4 and a molecular weight of 418.4. This compound belongs to the class of organic compounds known as phthalocyanines, characterized by their planar structure consisting of four isoindole units fused around a central metal ion or hydrogen atom. Due to its Warning signal word, it is considered to have potential hazards, particularly causing skin irritation. Further investigation may reveal additional properties related to its reactivity and potential applications within the field of chemistry.
- CAS Number: 596-01-0
- Molecular Weight: 418.4
- GHS Signal Word: Warning
- Exact Mass: 418.12050905
- Molecular Formula: C28H18O4
- Hazard Statements:
- H315: Causes skin irritation [Warning Skin corrosion/irritation]
| Name | Value | |
|---|---|---|
| WGK | : | 1 |
| EG-Nr. | : | 209-875-5 |
| CAS No. | : | 596-01-0 |
| Molar mass (M) | : | 418,45 g/mol |
| Colour conversion | : | pink - blue |
| Empirical formula | : | C28H18O4 |
| Absorption maximum | : | 648 – 654 nm (0,1 N NaOH) |
| Melting point (mp) | : | 240 °C |
| Transition range pH | : | 7,1 - 8,3 |
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