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95-48-7
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95-48-7
| o-Cresol Basic information | |
| Product Name: | o-Cresol |
| CAS: | 95-48-7 |
| MF: | C7H8O |
| MW: | 108.14 |
| EINECS: | 202-423-8 |
| Mol File: | 95-48-7.mol |
| o-Cresol Chemical Properties | |
| Melting point | 29-31 °C (lit.) |
| Boiling point | 191 °C (lit.) |
| density | 1.048 g/mL at 25 °C |
| vapor density | 3.72 (vs air) |
| vapor pressure | 0.3 mm Hg ( 20 °C) |
| refractive index | 1.5361 |
| FEMA | 3480 | O-CRESOL |
| Fp | 178 °F |
| storage temp. | under inert gas |
| solubility | 20g/l |
| pka | 10.2(at 25℃) |
| form | Liquid or Low Melting Solid |
| color | white to brown |
| PH | 4.8 (20g/l, H2O, 20℃) |
| Odor | at 0.01 % in dipropylene glycol. musty phenolic plastic medicinal herbal leathery |
| Odor Threshold | 0.00028ppm |
| Odor Type | phenolic |
| biological source | synthetic |
| explosive limit | 1.47%, 148°F |
| Water Solubility | 20 g/L (20 ºC) |
| Merck | 142,579 |
| JECFA Number | 691 |
| BRN | 506917 |
| Henry's Law Constant | 0.34 at 5.25 °C, 0.61 at 10.00 °C, 1.57 at 20.00 °C, 2.33 at 25.00 °C (dynamic equilibrium system- GC, Feigenbrugel et al., 2004a) |
| Exposure limits | NIOSH REL: TWA 2.3 ppm (10 mg/m3), IDLH 250 ppm; OSHA PEL: TWA 5 ppm (22 mg/m3); ACGIH TLV: TWA for all isomers 5 ppm (adopted). |
| Dielectric constant | 5.8（-5℃） |
| Stability: | Stable, but light and air sensitive. Combustible. Incompatible with oxidizing agents, bases. |
| InChIKey | QWVGKYWNOKOFNN-UHFFFAOYSA-N |
| LogP | 1.95 at 20℃ |
| Surface tension | 35.86mN/m at 298.15K |
| CAS DataBase Reference | 95-48-7(CAS DataBase Reference) |
| NIST Chemistry Reference | Phenol, 2-methyl-(95-48-7) |
| EPA Substance Registry System | o-Cresol (95-48-7) |
| O-Cresol | % | ≥99.00 | ≥99.70 | ≥99.90 |
| Water content | % | ≤0.20 | ≤0.05 | ≤0.05 |
| Phenol content | % | ≤0.20 | ≤0.05 | ≤0.01 |
| 2,6-Dimethyl % | ≤0.50 | ≤0.20 | ≤0.04 | |
| Chromatic value Hazen | ≤20 | ≤20 | ≤20 | |
| o-Cresol Basic information | |
| Product Name: | o-Cresol |
| CAS: | 95-48-7 |
| MF: | C7H8O |
| MW: | 108.14 |
| EINECS: | 202-423-8 |
| Mol File: | 95-48-7.mol |
| o-Cresol Chemical Properties | |
| Melting point | 29-31 °C (lit.) |
| Boiling point | 191 °C (lit.) |
| density | 1.048 g/mL at 25 °C |
| vapor density | 3.72 (vs air) |
| vapor pressure | 0.3 mm Hg ( 20 °C) |
| refractive index | 1.5361 |
| FEMA | 3480 | O-CRESOL |
| Fp | 178 °F |
| storage temp. | under inert gas |
| solubility | 20g/l |
| pka | 10.2(at 25℃) |
| form | Liquid or Low Melting Solid |
| color | white to brown |
| PH | 4.8 (20g/l, H2O, 20℃) |
| Odor | at 0.01 % in dipropylene glycol. musty phenolic plastic medicinal herbal leathery |
| Odor Threshold | 0.00028ppm |
| Odor Type | phenolic |
| biological source | synthetic |
| explosive limit | 1.47%, 148°F |
| Water Solubility | 20 g/L (20 ºC) |
| Merck | 142,579 |
| JECFA Number | 691 |
| BRN | 506917 |
| Henry's Law Constant | 0.34 at 5.25 °C, 0.61 at 10.00 °C, 1.57 at 20.00 °C, 2.33 at 25.00 °C (dynamic equilibrium system- GC, Feigenbrugel et al., 2004a) |
| Exposure limits | NIOSH REL: TWA 2.3 ppm (10 mg/m3), IDLH 250 ppm; OSHA PEL: TWA 5 ppm (22 mg/m3); ACGIH TLV: TWA for all isomers 5 ppm (adopted). |
| Dielectric constant | 5.8（-5℃） |
| Stability: | Stable, but light and air sensitive. Combustible. Incompatible with oxidizing agents, bases. |
| InChIKey | QWVGKYWNOKOFNN-UHFFFAOYSA-N |
| LogP | 1.95 at 20℃ |
| Surface tension | 35.86mN/m at 298.15K |
| CAS DataBase Reference | 95-48-7(CAS DataBase Reference) |
| NIST Chemistry Reference | Phenol, 2-methyl-(95-48-7) |
| EPA Substance Registry System | o-Cresol (95-48-7) |
| O-Cresol | % | ≥99.00 | ≥99.70 | ≥99.90 |
| Water content | % | ≤0.20 | ≤0.05 | ≤0.05 |
| Phenol content | % | ≤0.20 | ≤0.05 | ≤0.01 |
| 2,6-Dimethyl % | ≤0.50 | ≤0.20 | ≤0.04 | |
| Chromatic value Hazen | ≤20 | ≤20 | ≤20 | |
