| Identification | More | [Name]
2-Methylhydroquinone | [CAS]
95-71-6 | [Synonyms]
2,5-DIHYDROXYTOLUENE
2-METHYL-1,4-BENZENEDIOL
2-METHYLHYDROQUINONE
3-METHYL-1,4-DIHYDROXYBENZENE
METHYLHYDROQUINONE
P-TOLUHYDROQUINOL
P-TOLUHYDROQUINONE
TOLUHYDROQUINONE
1,4-Dihydroxy-2-methylbenzene
2,5-Toluenediol
2-Methyl-1,4-benzenediol (2-methylhydroquinone)
2-methyl-1,4-hydroquinone
2-methyl-4-benzenediol
2-Methyl-p-hydroquinone
4-Benzenediol,2-methyl-1
Hydroquinone, methyl-
methyl-hydroquinon
Methyl-p-hydroquinone
p-Toluquinol
Toluquinol | [EINECS(EC#)]
202-443-7 | [Molecular Formula]
C7H8O2 | [MDL Number]
MFCD00002345 | [Molecular Weight]
124.14 | [MOL File]
95-71-6.mol |
| Chemical Properties | Back Directory | [Appearance]
white solid | [Melting point ]
128-130 °C(lit.)
| [Boiling point ]
285°C | [density ]
1.1006 (rough estimate) | [vapor pressure ]
0.004Pa at 25℃ | [refractive index ]
1.4922 (estimate) | [Fp ]
172 °C
| [storage temp. ]
Store below +30°C. | [solubility ]
77g/l | [form ]
Crystalline Powder | [pka]
pK1:10.03;pK2:11.62 (25°C) | [color ]
Grayish-white to light beige | [Stability:]
Stable. Combustible. Incompatible with oxidizing agents, strong bases. | [Water Solubility ]
77 g/L (25 ºC) | [BRN ]
2041489 | [InChI]
1S/C7H8O2/c1-5-4-6(8)2-3-7(5)9/h2-4,8-9H,1H3 | [InChIKey]
CNHDIAIOKMXOLK-UHFFFAOYSA-N | [SMILES]
Cc1cc(O)ccc1O | [LogP]
0.9 at 27℃ | [Uses]
Antioxidant, polymerization inhibitor. | [CAS DataBase Reference]
95-71-6(CAS DataBase Reference) | [NIST Chemistry Reference]
1,4-Benzenediol, 2-methyl-(95-71-6) | [EPA Substance Registry System]
95-71-6(EPA Substance) |
| Safety Data | Back Directory | [Symbol(GHS) ]
GHS07 | [Signal word ]
Warning | [Hazard statements ]
H302-H315-H319-H335-H312 | [Precautionary statements ]
P280-P304+P340-P405-P501a-P301+P312+P330-P305+P351+P338-P261 | [Hazard Codes ]
Xi,Xn | [Risk Statements ]
R36/37/38:Irritating to eyes, respiratory system and skin .
R22:Harmful if swallowed. | [Safety Statements ]
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36:Wear suitable protective clothing . | [RIDADR ]
2811 | [WGK Germany ]
2
| [RTECS ]
MX6700000
| [Autoignition Temperature]
851 °F | [TSCA ]
Yes | [REACH Registrations]
Active | [HazardClass ]
6.1(b) | [PackingGroup ]
III | [HS Code ]
29072900 | [Storage Class]
8A - Combustible corrosive hazardous materials | [Hazard Classifications]
Aquatic Acute 1
Aquatic Chronic 1
Eye Dam. 1
Skin Corr. 1A
Skin Sens. 1
STOT SE 3 | [Toxicity]
LD50 orally in Rabbit: 200 - 400 mg/kg |
| Raw materials And Preparation Products | Back Directory | [Preparation Products]
2,5-Dimethoxybenzylamine-->3-Methyl-4-nitrophenol-->Benzoic acid, 4-[4-[(1-oxo-2-propenyl)oxy]butoxy]-, 2-Methyl-1,4-phenylene ester-->2,5-Dimethoxy-4-methylbenzaldehyde-->1,4-Benzenediethanol-->3,4-Dimethoxytoluene-->2,5-Di(Methoxy-d3)-4-Methylbenzaldehyde-->1,4-Bis-[4-(6-acryloyloxyhexyloxy)benzoyloxy]-2-methylbenzene-->1,4-Bis-[4-(3-acryloyloxypropyloxy)benzoyloxy]-2-methylbenzene |
| Hazard Information | Back Directory | [Chemical Properties]
white solid | [Definition]
ChEBI: A member of the class of hydroquinones that is hydroquinone in which one of the benzene hydrogens has been replaced by a methyl group. | [Synthesis Reference(s)]
Tetrahedron, 44, p. 1227, 1988 DOI: 10.1016/S0040-4020(01)85902-0
Tetrahedron Letters, 22, p. 2337, 1981 DOI: 10.1016/S0040-4039(01)82900-2 | [General Description]
Methylhydroquinone is produced by the oxidation of o-cresol by the mutants G103S, G103S/A107G, and G103S/A107T. | [Flammability and Explosibility]
Notclassified | [Biochem/physiol Actions]
Methylhydroquinone (Toluquinol) inhibits the growth of endothelial and tumor cells in culture in the micromolar range and is a promising drug candidate in the treatment of cancer and other angiogenesis-related pathologies. | [Purification Methods]
Crystallise the quinone from EtOH. [Beilstein 6 IV 5866.] |
|
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Energy Chemical
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