Name | 2,5-Dihydroxy-1,4-benzoquinone |
Synonyms | 2,5-Dihydroxybenzoquinone Dihydroxy-p-quinonate acid 2,5-Dihydroxy-1,4-benzoquinone p-Benzoquinone, 2,5-dihydroxy- 4-dione,2,5-dihydroxy-5-cyclohexadiene-1 2,5-Dihydroxy-2,5-cyclohexadiene-1,4-dione 2,5-dihydroxycyclohexa-2,5-diene-1,4-dione 3,6-Dihydroxy-2,5-cyclohexadiene-1,4-dione |
CAS | 615-94-1 |
EINECS | 210-454-3 |
InChI | InChI=1/C6H4O4/c7-3-1-4(8)6(10)2-5(3)9/h1-2,7,10H |
Molecular Formula | C6H4O4 |
Molar Mass | 140.09 |
Density | 1.4596 (rough estimate) |
Melting Point | 235°C (dec.)(lit.) |
Boling Point | 216.56°C (rough estimate) |
Flash Point | 162.9°C |
Water Solubility | Soluble in water. |
Solubility | DMSO (Slightly), Methanol (Slightly, Heated) |
Vapor Presure | 2.24E-05mmHg at 25°C |
Appearance | Yellow orange powder |
Color | Ochre to brown |
BRN | 1939229 |
pKa | pK1:2.71;pK2:5.18 (25°C) |
Storage Condition | Sealed in dry,Room Temperature |
Refractive Index | 1.5800 (estimate) |
MDL | MFCD00001598 |
Hazard Symbols | Xn - Harmful |
Risk Codes | R20/21/22 - Harmful by inhalation, in contact with skin and if swallowed. R36/37/38 - Irritating to eyes, respiratory system and skin. |
Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S37/39 - Wear suitable gloves and eye/face protection |
WGK Germany | 3 |
TSCA | Yes |
HS Code | 29146990 |
Reference Show more | 1. [IF=4.952] Yulong Wei et al."Characterization of blueberry (Vaccinium corymbosum L.) catechol oxidases III binding mechanism in response to selected substrates and inhibitors."Lwt Food Sci Technol. 2022 Mar;158:113142 |
EPA chemical substance information | information is provided by: ofmpeb.epa.gov (external link) |