504-15-4
1,3-Dihydroxy-5-methylbenzene
CAS: 504-15-4
Molecular Formula: C7H8O2
504-15-4 - Names and Identifiers
| Name | 1,3-Dihydroxy-5-methylbenzene |
| Synonyms | 3,5-Orcinol 3,5-Toluenediol 3,5-Dihydroxytoluene 5-methyl-3-benzenediol 3-Hydroxy-5-methylphenol 3-Benzenediol,5-methyl-1 5-methylbenzene-1,3-diol 1,3-Benzenediol, 5-methyl- 1,3-Dihydroxy-5-methylbenzene 1,3-DIHYDROXY-5-METHYLBENZENE 3,5-Dihydroxytoluene,monohydra |
| CAS | 504-15-4 |
| EINECS | 207-984-2 |
| InChI | InChI=1/C7H8O2/c1-5-2-6(8)4-7(9)3-5/h2-4,8-9H,1H3 |
| InChIKey | OIPPWFOQEKKFEE-UHFFFAOYSA-N |
504-15-4 - Physico-chemical Properties
| Molecular Formula | C7H8O2 |
| Molar Mass | 124.14 |
| Density | 1.2900 |
| Melting Point | 106-112°C(lit.) |
| Boling Point | 290 °C |
| Flash Point | 159 °C |
| Solubility | Soluble in water, soluble in alcohol and ether, easily soluble in benzene; slightly soluble in chloroform and carbon disulfide. |
| Vapor Presure | 0.00122mmHg at 25°C |
| Appearance | White rhomboid crystal |
| Color | Pink-gray to pink-brown |
| Merck | 14,6864 |
| BRN | 1071903 |
| pKa | 9.56±0.10(Predicted) |
| Storage Condition | Store at <= 20°C. |
| Stability | Hygroscopic |
| Sensitive | Air Sensitive |
| Refractive Index | 1.4922 (estimate) |
| MDL | MFCD00149092 |
| Physical and Chemical Properties | Melting point 105-110°C boiling point 290°C flash point 159°C |
| Use | For organic synthesis, pharmaceutical intermediates |
504-15-4 - Risk and Safety
| Hazard Symbols | Xn - Harmful |
| Risk Codes | R22 - Harmful if swallowed R36/37/38 - Irritating to eyes, respiratory system and skin. R41 - Risk of serious damage to eyes R37/38 - Irritating to respiratory system and skin. R20/21/22 - Harmful by inhalation, in contact with skin and if swallowed. |
| Safety Description | S22 - Do not breathe dust. S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 - Wear suitable protective clothing. S37/39 - Wear suitable gloves and eye/face protection |
| UN IDs | 2811 |
| WGK Germany | 3 |
| RTECS | VH2100000 |
| TSCA | Yes |
| HS Code | 29072900 |
| Packing Group | III |
| Toxicity | LD50 orally in Rabbit: > 2000 mg/kg LD50 dermal Rabbit > 5000 mg/kg |
504-15-4 - Reference
| Reference Show more | 1. Song Weinan, Lu Jianhua, Jia Chuanwen, etc. Effects of Elaeagnus communis extract fermented by Inonotus obliquus on quorum sensing system of Pseudomonas aeruginosa [J]. Microbiology, 2020, v.47(06):265-274. |
504-15-4 - Reference Information
| NIST chemical information | Information provided by: webbook.nist.gov (external link) |
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| Biological activity | Orcinol (3,5-Dihydroxytoluene) is an organic compound used in biological dyes and proteomics research. |
| Uses | Used as organic synthesis and pharmaceutical intermediates Used as analytical reagents |
Last Update：2024-04-09 19:05:12
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