1. Product information
| Product Name: | 2,3-Dihydroxynaphthalene |
| Synonyms: | 2,3-Dihydroxynapthalene;Naphthalene-2,3-diol;Naphthalenediol-(2,3);2,3-DIHYDROXYNAPHTHALENE;2,3-NAPHTHALENEDIOL;2,3-Dihydroxynaphthylene;2,3-dihydrroxynaphthalene;2,3-Dihydroxynaphthalene 1g [92-44-4] |
| CAS: | 92-44-4 |
| MF: | C10H8O2 |
| MW: | 160.17 |
| EINECS: | 202-156-7 |
| Product Categories: | Cell Biology;Chemical Synthesis;DIG-DY;Organic Building Blocks;Oxygen Compounds;Polyols;Aromatics;Naphthalene derivatives;Bioactive Small Molecules;Building Blocks |
| Mol File: | 92-44-4.mol |
 |
|
| 2,3-Dihydroxynaphthalene Chemical Properties |
| Melting point | 161-165 °C (lit.) 162-164 °C |
| Boiling point | 246.06°C (rough estimate) |
| density | 1.0924 (rough estimate) |
| vapor pressure | 0.8 hPa (149 °C) |
| refractive index | 1.5178 (estimate) |
| Fp | 175 °C |
| storage temp. | Store below +30°C. |
| solubility | 4g/l |
| form | Powder |
| pka | 9.10±0.40(Predicted) |
| color | White to pinkish to beige-grayish |
| PH | 6 (1g/l, H2O, 20℃) |
| Water Solubility | slightly soluble |
| 2,3-Dihydroxynaphthalene Usage And Synthesis |
| Chemical Properties | Off white to redish white powder. 2,3-Naphthalenediol [92-44-4], mp 161℃, gives a dark blue color with iron(III) chloride; is aminated to 2- amino-3-naphthol at 140℃ and 2,3-naphthalenediamine at 240℃; and couples with diazotized anilines in the 1- or 1,4-positions. |
| Uses | 2,3-Naphthalenediol is used in cosmetics asa component of oxidative hair dye. It is usedat a concentration of <0.1%. |
| Uses | 2,3-Dihydroxynaphthalene is used in making dyes, pigments, fluorescent whiteners, tanning agents, antioxidants, and antiseptics. |
| Uses | 2,3-Dihydroxynaphthalene may be used in the following studies:
Construction of dinaphtho[2,1-b;2′,3′-d]furan-6-ol, via dehydration reaction in the presence of strong acid. As fused ring catecholate type ligand for the surface modification of nanocrystalline TiO2 particles. As adsorptive and competing ligand during the chemical speciation of iron in seawater by cathodic stripping voltammetry. Synthesis of cyclotriphosphazene derivatives, used as non-halogen flame retardants
|
2. Packaging
For powders: normal is 25kgs/Drum or bag, or larger/smaller package as request.
For liquids: normal 25kgs/drum, 180-300kgs/bucket, or IBC, determined by the nature of the product.
Or smaller package 1kg/bottle, 10kgs/bottle as request.
3. Shipping
4. Contact information
For more details, pls contact us freely.
Email address : elin@fdachem.com
Mob: 86 13613820652
WhatsApp/Skype/Wechat/LINE: 86 13613820652
China
