Name | 1,5-Dihydroxynaphthalene |
Synonyms | 1,5-NAPHTHALENEDIOL Naphthalene-1,5-diol 1,5-DihydroxynaphthaL 1,5-Dihydroxy phthalene 1,5-Dihydroxynaphthalene 1,5-DIHYDROXYNAPHTHALENE 1,8-NAPHTHALENEDIMETHANOL 1,5-Naphthalenediol for synthesis |
CAS | 83-56-7 |
EINECS | 201-487-4 |
InChI | InChI=1/C10H8O2/c11-9-5-1-3-7-8(9)4-2-6-10(7)12/h1-6,11-12H |
Molecular Formula | C10H8O2 |
Molar Mass | 160.17 |
Density | 1.33g/cm3 |
Melting Point | 259-261℃ |
Boling Point | 375.4°C at 760 mmHg |
Flash Point | 193.5°C |
Solubility | Soluble in ether and acetone, slightly soluble in alcohol and acetic acid, hardly soluble in water, insoluble in benzene and petroleum ether. |
Vapor Presure | 3.62E-06mmHg at 25°C |
Appearance | White crystal |
Storage Condition | RT, dark |
Refractive Index | 1.725 |
MDL | MFCD00003980 |
Physical and Chemical Properties | Character: White needle-like crystal. melting point 265 ℃ solubility insoluble in water, benzene, petroleum ether, soluble in ethanol, ether, acetone. |
Use | Is an intermediate in the synthesis of mordant azo dyes |
Hazard Symbols | Xn - Harmful N - Dangerous for the environment |
Risk Codes | R22 - Harmful if swallowed R36 - Irritating to the eyes R51/53 - Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. |
Safety Description | S29 - Do not empty into drains. S39 - Wear eye / face protection. S61 - Avoid release to the environment. Refer to special instructions / safety data sheets. |