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| CAS No.: | 608-25-3 |
|---|---|
| Name: | 2-Methylresorcinol |
| Article Data: | 35 |
| Molecular Structure: | |
|
|
|
| Formula: | C7H8O2 |
| Molecular Weight: | 124.139 |
| Synonyms: | Resorcinol,2-methyl- (7CI,8CI);1,3-Dihydroxy-2-methylbenzene;2,6-Dihydroxytoluene;2-Methyl-1,3-benzenediol;2-Methyl-1,3-dihydroxybenzene;2-Methylresorcin;1,3-Benzenediol,2-methyl-;Toluene-2,6-diol; |
| EINECS: | 210-155-8 |
| Density: | 1.21 g/cm3 |
| Melting Point: | 114-120 °C(lit.) |
| Boiling Point: | 282.1 °C at 760 mmHg |
| Flash Point: | 142.9 °C |
| Solubility: | Soluble in water and methanol. |
| Appearance: | White to off-white crystal powder |
| Hazard Symbols: |
 T,  C
|
| Risk Codes: | 25-36/37/38-34-20/21/22 |
| Safety: | 26-36-45-37/39-28A-36/37/39-27 |
| Transport Information: | UN 2811 6.1/PG 3 |
| PSA: | 40.46000 |
| LogP: | 1.40620 |
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| Conditions | Yield |
|---|---|
| Stage #1: 3,5-diamino-4-methylbenzoic acid With sulfuric acid; zinc(II) chloride; sodium nitrite In water at 2℃; for 5h; Stage #2: With sulfuric acid; sodium hydroxide In water for 1.75h; Reflux; | 98.9% |
| Conditions | Yield |
|---|---|
| With 5 mol% Pd/C; hydrogen; potassium carbonate In N,N-dimethyl acetamide at 150℃; under 532.036 Torr; for 20h; | 92% |
| palladium-carbon In 1,3,5-trimethyl-benzene | 71% |
| 69.9% |
| Conditions | Yield |
|---|---|
| With SO42-/ZrO2-TiO2 at 350℃; Reagent/catalyst; | 66.1% |
| Conditions | Yield |
|---|---|
| With pyridinium hydrobromide perbromide In xylene for 2h; Heating; | 65% |
- 1193-55-1
2-methylcyclohexane-1,3-dione
A
- 608-25-3
2-methylbenzene-1,3-diol
B
- 102547-88-6
3-hydroxy-2-methyl-1-cyclohexanone
| Conditions | Yield |
|---|---|
| With bis(η5-cyclopentadienyl)hafnium dihydride In isopropyl alcohol at 80℃; for 8h; | A 39% B 52% |
- 95-48-7
ortho-cresol
A
- 496-73-1
4-methyl resorcinol
B
- 95-71-6
2-methylbenzene-1,4-diol
C
- 608-25-3
2-methylbenzene-1,3-diol
D
- 488-17-5
3-methylbenzene-1,2-diol
| Conditions | Yield |
|---|---|
| With hydrogen fluoride; dihydrogen peroxide; antimony pentafluoride at -40℃; for 0.5h; Product distribution; | A 3% B 17% C 3% D 4% |
| With hydrogen fluoride; dihydrogen peroxide; antimony pentafluoride at -40℃; for 0.5h; | A 3% B 17% C 3% D 4% |
| Conditions | Yield |
|---|---|
| With hydrogen iodide |
| Conditions | Yield |
|---|---|
| With hydrogenchloride; amalgamated zinc at 100℃; |
| Conditions | Yield |
|---|---|
| at 220℃; |
- 33662-58-7
methyl 2,4-dihydroxy-3-methylbenzoate
- 608-25-3
2-methylbenzene-1,3-diol
| Conditions | Yield |
|---|---|
| With potassium hydroxide unter Wasserstoff; |
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Chemistry
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IUPAC Name: 2-Methylbenzene-1,3-diol
Molecular Formula: C7H8O2
Molecular Weight: 124.14 g/mol
SMILES: Oc1cccc(O)c1C Copy
InChI: InChI=1/C7H8O2/c1-5-6(8)3-2-4-7(5)9/h2-4,8-9H,1H3
EINECS: 210-155-8
Product Categories: Intermediates of Dyes and Pigments; Aromatic Hydrocarbons (substituted) & Derivatives; Benzene derivates; Organic Chemicals; Dye Intermediate
Melting Point: 114-120 °C(lit.)
Index of Refraction: 1.594
Molar Refractivity: 34.84 cm3
Molar Volume: 102.5 cm3
Surface Tension: 51.6 dyne/cm
Density: 1.21 g/cm3
Flash Point: 142.9 °C
Enthalpy of Vaporization: 54.18 kJ/mol
Boiling Point: 282.1 °C at 760 mmHg
Vapour Pressure of 2-Methylresorcinol (CAS NO.608-25-3): 0.00201 mmHg at 25 °C
Toxicity Data With Reference
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| rat | LD50 | oral | 200mg/kg (200mg/kg) | Journal of the American College of Toxicology. Vol. 5(3), Pg. 167, 1986. |
Consensus Reports
Reported in EPA TSCA Inventory.
Safety Profile
A poison by ingestion. When heated to decomposition it emits acrid smoke and irritating vapors.
Hazard Codes: 
T, 
C
Risk Statements: 25-36/37/38-34-20/21/22
R25 :Toxic if swallowed.
R36/37/38:Irritating to eyes, respiratory system and skin.
R34:Causes burns.
R20/21/22:Harmful by inhalation, in contact with skin and if swallowed.
Safety Statements: 26-36-45-37/39-28A-36/37/39-27
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36:Wear suitable protective clothing.
S45:In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
S37/39:Wear suitable gloves and eye/face protection.
S28:After contact with skin, wash immediately with plenty of soap-suds.
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection.
S27:Take off immediately all contaminated clothing.
RIDADR: UN 2811 6.1/PG 3
WGK Germany: 3
RTECS: VH2009500
HazardClass: 6.1
PackingGroup of 2-Methylresorcinol (CAS NO.608-25-3): III
Specification
2-Methylresorcinol (CAS NO.608-25-3), its Synonyms are 1,3-Benzenediol, 2-methyl- ; 2-Methyl-1,3-benzenediol ; 1,3-Dihydroxy-2-methylbenzene ; 2,6-Dihydroxytoluene ; 2-Methyl-1,3-dihydroxybenzene ; 2-Methylresorcin . It is white to off-white crystal powder.