1667-12-5 - Names and Identifiers
Name | 4,4'-Bis(hydroxymethyl)biphenyl
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Synonyms | 4,4'-BISBENZYL ALCOHOL 4,4'-BIPHENYLDIMETHANOL 4,4'-Biphenyldimethanol DIPHENYL-4,4'-DIMETHANOL 4,4'-Bis(hydroxymethyl)biphenyl 4,4'-BIS(HYDROXYMETHYL)BIPHENYL [1,1ˊ-biphenyl] 4,4ˊ-dimethanol (4'-HYDROXYMETHYL-BIPHENYL-4-YL)-METHANOL
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CAS | 1667-12-5
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InChI | InChI=1/C14H14O2/c15-9-11-1-5-13(6-2-11)14-7-3-12(10-16)4-8-14/h1-8,15-16H,9-10H2 |
1667-12-5 - Physico-chemical Properties
Molecular Formula | C14H14O2
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Molar Mass | 214.26 |
Density | 1.174g/cm3 |
Melting Point | 191-192℃ |
Boling Point | 416.3°C at 760 mmHg |
Flash Point | 204.6°C |
Vapor Presure | 1.12E-07mmHg at 25°C |
pKa | 14.01±0.10(Predicted) |
Storage Condition | Sealed in dry,Room Temperature |
Refractive Index | 1.616 |
Physical and Chemical Properties | Melting point 191-192°C.
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1667-12-5 - Risk and Safety
Hazard Symbols | Xi - Irritant
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Risk Codes | 41 - Risk of serious damage to eyes
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Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S39 - Wear eye / face protection.
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1667-12-5 - Upstream Downstream Industry
Raw Materials | Biphenyl dimethyl dicarboxylate 4-(Hydroxymethyl)phenylboronic acid Biphenyl-4,4-dicarboxylic acid DIETHYL BIPHENYL-4,4-DICARBOXYLATE 4,4-BIS(BROMOMETHYL)BIPHENYL ETHYL 4-(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)BENZOATE 4,4-BIPHENYLDICARBONYL CHLORIDE Ethyl 4-bromobenzoate Water 4,4-Bis(chloromethyl)-1,1-biphenyl Biphenyl 4-Bromobenzoic acid
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Downstream Products | 4,4-Biphenyldicarboxaldehyde
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1667-12-5 - Introduction
4,4 '-Bis(hydroxymethyl)biphenyl (also known as resorcinol) is an organic compound with the chemical formula C13H10O2, which contains two hydroxyl groups and a methyl group bridging two benzene rings. The following is a description of its nature, use, preparation and safety information:
1. Nature:
-Appearance: colorless or yellowish crystal;
-Melting Point: 219-221 ℃;
-Boiling point: 345-347 ℃;
-density: 1.3g/cm³;
-Solubility: Soluble in organic solvents such as ethanol, acetone and dichloromethane, slightly soluble in water.
2. Use:
-Antioxidant: 4,4 '-Bis(hydroxymethyl)biphenyl as a powerful antioxidant, commonly used in rubber, plastics, tires, adhesives and other industrial products, can extend its service life;
-Photopolymerization agent: Due to its bridging structure, 4,4 '-Bis(hydroxymethyl)biphenyl can act as a crosslinking agent in the photopolymerization reaction, it is widely used in the preparation of certain polymeric materials.
3. Preparation method:
The preparation of 4,4 '-Bis(hydroxymethyl)biphenyl is usually carried out by the condensation reaction of phthalic dianhydride and formaldehyde. The specific steps are as follows:
-Dissolve phthalic dianhydride in an appropriate solvent and gradually add formaldehyde;
-Reaction at low temperature, stirring the reaction system;
-filtration of solid precipitates, removal of impurities in chemical washing;
-The solid product is washed with an appropriate solvent to give pure 4,4 '-Bis(hydroxymethyl)biphenyl.
4. Safety Information:
- 4,4 '-Bis(hydroxymethyl)biphenyl is relatively stable under normal conditions, but may react dangerously at high temperature, high pressure or in contact with strong oxidants, these conditions need to be avoided;
-It is a flammable compound and should be stored in a cool, dry place, and away from fire and sparks;
-use the process should wear appropriate protective equipment, such as gloves, goggles and protective clothing, to avoid direct contact with the skin and eyes;
-If inhaled or ingested, seek medical attention immediately.
Last Update:2024-04-10 22:29:15