Name | 2-isopropyl-5-methyl-p-benzoquinone |
Synonyms | Thymoquinon thymolquinone p-Cymene-2,5-dione TIMTEC-BB SBB008296 P-MENTHA-3,6-DIENE-2,5-DIONE 2-isopropyl-5-methyl-p-benzoquinone 5-Isopropyl-2-methyl-p-benzoquinone 4-dione,5-isopropyl-2-methyl-5-cyclohexadiene-1 4-dione,2-methyl-5-(1-methylethyl)-5-cyclohexadiene-1 |
CAS | 490-91-5 |
EINECS | 207-721-1 |
InChI | InChI=1/C10H12O2/c1-6(2)8-5-9(11)7(3)4-10(8)12/h4-6H,1-3H3 |
Molecular Formula | C10H12O2 |
Molar Mass | 164.2 |
Density | 1.0326 (rough estimate) |
Melting Point | 45-47°C(lit.) |
Boling Point | 230-232°C(lit.) |
Flash Point | 219°F |
Solubility | Chloroform (Slightly, Heated), Ethanol (Slightly), Methanol (Slightly) |
Vapor Presure | 0.0603mmHg at 25°C |
Appearance | Solid |
Color | Light Orange to Dark Yellow Low-Melting |
Storage Condition | Sealed in dry,Room Temperature |
Stability | Light Sensitive |
Refractive Index | 1.5155 (estimate) |
MDL | MFCD00001602 |
Hazard Symbols | Xn - Harmful |
Risk Codes | R22 - Harmful 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. S36 - Wear suitable protective clothing. |
WGK Germany | 3 |
RTECS | GU5330000 |
HS Code | 29146990 |
Reference Show more | 1. [IF=11.878] Li Xinming et al."A fast and specific fluorescent probe for thioredoxin reductase that works via disulphide bond cleavage."Nat Commun. 2019 Jun;10(1):1-12 |
EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
biological activity | Thymoquinone is a natural product isolated from N. sativa. Thymoquinone has antioxidant, anti-inflammatory, anti-cancer, anti-tumor activities and liver protection effects. |