| 2-Hydroxy-1-naphthaldehyde Basic information |
| Product Name: | 2-Hydroxy-1-naphthaldehyde |
| Synonyms: | 2-Hydroxy-1-phthaldehyde;1-formyl-2-hydroxynaphthalene;1-Formyl-2-hydroxy-naphthalene;1-Formyl-2-naphthol;1-Hydroxy-2-naphthalenecarboxaldehyde;1-Naphthaldehyde, 2-hydroxy-;2-Hydroxy-1-naphthalaldehyde;2-hydroxy-1-naphthaldehyd |
| CAS: | 708-06-5 |
| MF: | C11H8O2 |
| MW: | 172.18 |
| EINECS: | 211-902-0 |
| Product Categories: | Naphthalene series;Building Blocks;C10-C12;Carbonyl Compounds;Chemical Synthesis;Organic Building Blocks;Intermediates of Dyes and Pigments;Aromatic Aldehydes & Derivatives (substituted);Aldehydes;C10 to C21;Carbonyl Compounds |
| Mol File: | 708-06-5.mol |
| 2-Hydroxy-1-naphthaldehyde Chemical Properties |
| Melting point | 76-80 °C (lit.) |
| Boiling point | 192 °C/27 mmHg (lit.) |
| density | 1.1153 (rough estimate) |
| vapor pressure | 0.002Pa at 20℃ |
| refractive index | 1.5500 (estimate) |
| Fp | 191-193°C/27mm |
| storage temp. | Keep in dark place,Sealed in dry,Room Temperature |
| solubility | Chloroform, Methanol |
| form | Crystalline Moist Powder |
| pka | 8.27±0.50(Predicted) |
| color | Yellow |
| Water Solubility | Soluble in water (40 g/L at 20°C). |
| Sensitive | Air Sensitive |
| BRN | 742777 |
| LogP | 6 at 23℃ and pH8 |
| CAS DataBase Reference | 708-06-5(CAS DataBase Reference) |
| NIST Chemistry Reference | 1-Naphthalenecarboxaldehyde, 2-hydroxy-(708-06-5) |
| EPA Substance Registry System | 1-Naphthalenecarboxaldehyde, 2-hydroxy- (708-06-5) |
| Safety Information |
| Hazard Codes | Xi,N |
| Risk Statements | 36/37/38-50/53 |
| Safety Statements | 26-36-60-61-24/25-37 |
| RIDADR | UN 3077 9/PG 3 |
| WGK Germany | 2 |
| RTECS | QJ0300000 |
| TSCA | Yes |
| HazardClass | 9 |
| HS Code | 29124990 |
| MSDS Information |
| Provider | Language |
|---|---|
| ACROS | English |
| SigmaAldrich | English |
| ALFA | English |
| 2-Hydroxy-1-naphthaldehyde Usage And Synthesis |
| Chemical Properties | Powder |
| Uses | 2-Hydroxy-1-naphthaldehyde is used in Merrified-type synthesis to deterime free amino acid groups in polymers. |
| Purification Methods | Crystallise the aldehyde from EtOH (1.5mL/g), aqueous EtOH, aqueous AcOH (m 84o), EtOAc or H2O. [Russell & Lockhart Org Synth Coll Vol III 463 1955, Beilstein 8 H 143, 8 I 564, 8 II 171, 8 III 1108, 8 IV 1160.] |
| 2-Hydroxy-1-naphthaldehyde Preparation Products And Raw materials |
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