Name | 5,6-dihydroxyindole |
Synonyms | Dopamine lutine 1H-Indole-5,6-diol 5,6-dihydroxyindole 5,6-Dihydroxyindole |
CAS | 3131-52-0 |
EINECS | 412-130-9 |
InChI | InChI=1/C8H7NO2/c10-7-3-5-1-2-9-6(5)4-8(7)11/h1-4,9-11H |
Molecular Formula | C8H7NO2 |
Molar Mass | 149.15 |
Density | 1.51g/cm3 |
Melting Point | 140 °C (decomp) |
Boling Point | 411.2°C at 760 mmHg |
Flash Point | 202.5°C |
Vapor Presure | 2.38E-07mmHg at 25°C |
Appearance | Solid |
pKa | 9.81±0.40(Predicted) |
Storage Condition | Keep in dark place,Inert atmosphere,Store in freezer, under -20°C |
Refractive Index | 1.802 |
Use | 5, 6-dihydroxyindole is a permanent hair dye with non-toxic and side effects, and is gradually replacing aniline compounds as the best choice for synthetic hair dyes. 5, 6-dihydroxyindole is an important intermediate of melanogen, which was first found in a plant in nature. |
Risk Codes | R22 - Harmful if swallowed R41 - Risk of serious damage to eyes R51/53 - Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. |
Safety Description | S22 - Do not breathe dust. S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S61 - Avoid release to the environment. Refer to special instructions / safety data sheets. |
RTECS | NL7858000 |