3,5-DIHYDROXYANISOLE HYDRATE - Names and Identifiers
Name | 3,5-dihydroxyanisole
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Synonyms | Flamenol 5-METHOXYRESORCINOL 5-Methoxyresorcinol 3,5-dihydroxyanisole 3,5-DIHYDROXYANISOLE 5-Methoxy-1,3-benzenediol 5-methoxybenzene-1,3-diol 5-METHOXYRESORCINOL HYDRATE 1,3-Benzenediol, 5-methoxy- 3,5-Dihydroxyanisole Hydrate 3,5-DIHYDROXYANISOLE HYDRATE PHLOROGLUCINOL MONOMETHYL ETHER PHLOROGLUCINOL MONOMETHYL ETHER HYDRATE
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CAS | 2174-64-3
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EINECS | 218-532-9 |
InChI | InChI=1/C7H8O3/c1-10-7-3-5(8)2-6(9)4-7/h2-4,8-9H,1H3 |
3,5-DIHYDROXYANISOLE HYDRATE - Physico-chemical Properties
Molecular Formula | C7H8O3
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Molar Mass | 140.14 |
Density | 1.270 |
Melting Point | 78-80°C(lit.) |
Boling Point | 188-189°C12mm Hg(lit.) |
Flash Point | 123℃ |
Water Solubility | Soluble in water. |
Solubility | Chloroform (Slightly), Methanol (Slightly) |
Vapor Presure | 0.000114mmHg at 25°C |
Appearance | Solid |
Color | Yellow |
BRN | 1423578 |
pKa | 9.07±0.10(Predicted) |
Storage Condition | Refrigerator |
Refractive Index | 1.4638 (estimate) |
MDL | MFCD00002285 |
3,5-DIHYDROXYANISOLE HYDRATE - Risk and Safety
Hazard Symbols | Xn - Harmful
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Risk Codes | R22 - Harmful if swallowed
R36/37/38 - Irritating to eyes, respiratory system and skin.
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Safety Description | 26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
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WGK Germany | 3 |
3,5-DIHYDROXYANISOLE HYDRATE - Introduction
3,5-dihydroxyanisole is an organic compound with the chemical formula C7H8O3. It is a colorless crystalline powder, soluble in organic solvents such as ethanol, chloroform and ether.
3,5-dihydroxyanisole is mainly used in the pharmaceutical and cosmetic industries. In terms of drugs, it is used as an intermediate in the synthesis of drugs and can be used in the synthesis of phenolic acids, such as anti-allergic drugs. In cosmetics, it can be used as an antioxidant and antibacterial agent in some skin care products and cosmetics, and has the effect of protecting the skin from external damage.
There are many preparation methods for 3,5-dihydroxyanisole, one of which is commonly used to prepare phenol by polycondensation reaction with P-formaldehyde. The specific method is to polycondensation of phenol and formaldehyde under acidic conditions, and at an appropriate temperature and reaction time, to form 3,5-dihydroxyanisole.
Regarding safety information, 3,5-dihydroxyanisole is generally safe under proper use and storage conditions. However, it can be irritating to the eyes, skin and respiratory system. Therefore, care should be taken to avoid contact with eyes and skin, while ensuring good ventilation conditions. In addition, should be stored in a cool, dry place, avoid contact with oxidants and strong acid, alkali and other substances.
Last Update:2024-04-09 20:48:19