3,3'-DIMETHYLNAPHTHIDINE
Synonym(s):3,3′-Dimethylnaphthidine;4,4′-Diamino-3,3′-dimethyl-1,1′-binaphthyl;4,4′-Diamino-3,3′dimethyl-1,1′-binaphthyl
- CAS NO.：13138-48-2
- Empirical Formula: C22H20N2
- Molecular Weight: 312.41
- MDL number: MFCD00042706
- EINECS: 236-069-0
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-06-29 16:44:42
What is 3,3'-DIMETHYLNAPHTHIDINE?
Purification Methods
Recrystallise the naphthidine from EtOH or pet ether (b 60-80o). [Beilstein 13 IV 493.]
Properties of 3,3'-DIMETHYLNAPHTHIDINE
| Melting point: | 232 °C |
| Boiling point: | 479.3±40.0 °C(Predicted) |
| Density | 1.201±0.06 g/cm3(Predicted) |
| storage temp. | Store below +30°C. |
| Water Solubility | Slightly soluble in water |
| form | powder to crystal |
| pka | 4.79±0.10(Predicted) |
| color | White to Gray to Brown |
| BRN | 2152306 |
| CAS DataBase Reference | 13138-48-2(CAS DataBase Reference) |
Safety information for 3,3'-DIMETHYLNAPHTHIDINE
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation |
| Precautionary Statement Codes |
P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P280:Wear protective gloves/protective clothing/eye protection/face protection. |
Computed Descriptors for 3,3'-DIMETHYLNAPHTHIDINE
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