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Cas Database |
| Name |
o-Cresolsulfonic acid |
EINECS | N/A |
| CAS No. | 7134-04-5 | Density | 1.482 g/cm3 |
| PSA | 82.98000 | LogP | 2.02810 |
| Solubility | N/A | Melting Point |
N/A |
| Formula | C7H8O4S | Boiling Point | N/A |
| Molecular Weight | 188.204 | Flash Point | N/A |
| Transport Information | N/A | Appearance | N/A |
| Safety | Risk Codes | N/A | |
| Molecular Structure |
|
Hazard Symbols | N/A |
| Synonyms |
m-Toluenesulfonicacid, 4-hydroxy- (7CI,8CI);2-Methyl-1-phenol-4-sulfonic acid;2-Methylphenol-4-sulfonic acid;3-Methyl-4-hydroxybenzenesulfonic acid;4-(o-Cresol)sulfonic acid;Benzenesulfonic acid,4-hydroxy-3-methyl-; |
Article Data | 13 |
o-Cresolsulfonic acid Synthetic route
| Conditions | Yield |
|---|---|
| With sulfuric acid | |
| With sulfuric acid at 100℃; for 1.5h; |
- 95-48-7
ortho-cresol
A
- 7134-04-5
6-hydroxy-toluene-3-sulfonic acid
B
- 71552-44-8
2-hydroxy-toluene-3,5-disulfonic acid
C
- 4016-01-7
2-hydroxy-toluene-3-sulfonic acid
| Conditions | Yield |
|---|---|
| With sulfuric acid at 25℃; Rate constant; Product distribution; Mechanism; the sulphonation of various aromatic ethers and alcohols at variation of H2SO4 concentration; | |
| With sulfuric acid at 25℃; | A 56 % Spectr. B n/a C 44 % Spectr. |
| With sulfuric acid at 35℃; for 0.2h; | A 58 % Spectr. B 7 % Spectr. C 35 % Spectr. |
| With sulfuric acid at 30℃; for 24h; | A 54 % Spectr. B 25 % Spectr. C 21 % Spectr. |
- 95-48-7
ortho-cresol
A
- 7134-04-5
6-hydroxy-toluene-3-sulfonic acid
B
- 4016-01-7
2-hydroxy-toluene-3-sulfonic acid
| Conditions | Yield |
|---|---|
| With sulfur trioxide In nitromethane at 0℃; for 0.5h; |
| Conditions | Yield |
|---|---|
| With water at 60℃; Rate constant; μ = 1.0, pH 5.2-13.0; |
- 7134-04-5
6-hydroxy-toluene-3-sulfonic acid
| Conditions | Yield |
|---|---|
| durch Verkochen; |
| Conditions | Yield |
|---|---|
| In ethyl acetate at 15℃; for 3h; | 93% |
- 7134-04-5
6-hydroxy-toluene-3-sulfonic acid
- 108-24-7
acetic anhydride
- 313681-72-0
(3-methyl-4-acetoxy)benzenesulfonyl chloride
| Conditions | Yield |
|---|---|
| Stage #1: 6-hydroxy-toluene-3-sulfonic acid; acetic anhydride In dichloromethane for 12h; Stage #2: With phosphorus pentachloride In diethyl ether at 20℃; for 0.25h; | 27% |
o-Cresolsulfonic acid Chemical Properties
Molecule structure of o-Cresolsulfonic acid (CAS NO.7134-04-5):
Molecular Weight: 188.20 g/mol
Molecular Formula: C7H8O4S
Density: 1.482 g/cm3
Index of Refraction: 1.597
Molar Refractivity: 43.25 cm3
Molar Volume: 126.9 cm3
Polarizability: 17.14×10-24 cm3
Surface Tension: 60.3 dyne/cm
InChI: InChI=1/C7H8O4S/c1-5-6(8)3-2-4-7(5)12(9,10)11/h2-4,8H,1H3,(H,9,10,11)
InChIKey: BZOVBIIWPDQIHF-UHFFFAOYAR
Product Categories of o-Cresolsulfonic acid (CAS NO.7134-04-5): Miscellaneous
o-Cresolsulfonic acid Specification
o-Cresolsulfonic acid (CAS NO.7134-04-5) is also named as 3-Hydroxy-2-methylbenzenesulfonic acid ; Benzenesulfonic acid, 3-hydroxy-2-methyl- ; o-Methylphenol sulfonic acid ; 2-Methylphenol sulfonic acid ; 2-Cresol Sulfonic Acid ; 3-Methyl-4-hydroxybenzenesulfonic acid ; 4-Hydroxy-3-methylbenzenesulfonic acid .
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