硼酸
硼酸
基本信息
- 分子式: B(OH)₃
- CAS号: 7636-18-8
- 结构式: 由一个硼原子和三个羟基(-OH)组成，呈三角锥形结构。
物理性质
- 外观: 白色粉末或结晶固体。
- 熔点: 纯品的熔点为100.3°C（含微量水时降低至77.5°C）。
- 溶解性: 易溶于水，略溶于乙醇。
化学性质
- 酸性: 能够与碱反应生成硼酸盐，并释放出氢氧根离子，表现出弱的两性。
- 反应活性: 与其他含羟基或活泼氢的化合物发生酯化、酰化等反应。在有机合成中，作为催化剂用于某些反应过程。
应用领域
- 医药: 用于制备其他药物成分，如硼酸钠，应用于治疗皮肤疾病及作为防腐剂。
- 化工: 制造各种化学品的基础原料，包括农药、塑料添加剂等。
- 分析化学: 作为一种缓冲溶液或pH调节剂使用。
安全注意事项
- 硼酸对人体具有一定的毒性。如果误食可能导致消化道灼伤，长期接触可引起皮肤刺激反应。
- 使用时应穿戴适当的防护装备，并避免吸入其粉尘和蒸汽。
请注意，在实际应用中需要严格遵守相关安全规范及操作指南以确保人员安全与健康。
相关化合物
| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| 4-(吗啉磺酰基)苯硼酸 | (4-(morpholinosulfonyl)phenyl)boronic acid | 486422-68-8 | C10H14BNO5S |
| 4-(吗啉-4-羰基)苯基硼酸 | 4-(morpholine-4-carbonyl)phenylboronic acid | 389621-84-5 | C11H14BNO4 |
| 4-(叔丁氧羰氨基)-3-甲氧基苯硼酸频那醇酯 | tert-butyl (2-methoxy-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)carbamate | 262433-02-3 | C18H28BNO5 |
| 4-(叔丁基硫代)苯硼酸 | 4-(tert-butylthio)phenylboronic acid | 820972-68-7 | C10H15BO2S |
| 4-(叔丁基甲酰氨)苯基硼酸 | 4-(tert-butylcarbamoyl)phenylboronic acid | 850568-14-8 | C11H16BNO3 |
| 4-(二羟基硼苯基)乙炔 | 4-ethynylphenylboronic acid | 263368-72-5 | C8H7BO2 |
| 4-(二甲基氨甲酰基)-3-氟苯基硼酸 | (4-(dimethylcarbamoyl)-3-fluorophenyl)boronic acid | 874289-13-1 | C9H11BFNO3 |
| 4-(乙基硫酰)苯硼酸 | 4-(ethylsulfonyl)phenylboronic acid | 352530-24-6 | C8H11BO4S |
| 4-(乙基硫代)苯硼酸 | 4-(ethylthio)phenylboronic acid | 145349-76-4 | C8H11BO2S |
| 4-(三甲基甲硅烷基)噻吩-2-基硼酸 | 4-(Trimethylsilyl)thiophen-2-ylboronic acid | 222840-90-6 | C7H13BO2SSi |
| 4-(N-苄基甲酰氨)苯基硼酸 | (4-(benzylcarbamoyl)phenyl)boronic acid | 252663-47-1 | C14H14BNO3 |
| 4-(N-甲基甲酰氨)苯基硼酸 | [4-(methylcarbamoyl)phenyl]boronic acid | 121177-82-0 | C8H10BNO3 |
| 4-(N-[2-(二甲基氨)乙基]氨基甲酰)苯硼酸频哪酯 | N-(2-(dimethylamino)ethyl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzamide | 832114-11-1 | C17H27BN2O3 |
| 4-(N-Boc-氨基)苯硼酸 | [4-(tert-butoxycarbonylamino)phenyl]boronic acid | 380430-49-9 | C11H16BNO4 |
| 4-(N-BOC-N-甲基胺甲基)苯硼酸 | (4-{[(Tert-butoxycarbonyl)(methyl)amino]methyl}phenyl)boronic acid | 1287753-35-8 | C13H20BNO4 |
| 4-(N,N-二甲氨基甲酰基)苯硼酸 | 4-(N,N-dimethylaminocarbonyl)phenylboronic acid | 405520-68-5 | C9H12BNO3 |
| 4-(Boc-氨甲基)苯硼酸 | 4-((tert-butoxycarbonylamino)methyl)phenylboronic acid | 489446-42-6 | C12H18BNO4 |
| 4-(4-甲基-1-哌嗪基)苯硼酸 | (4-(4-methylpiperazin-1-yl)phenyl)boronic acid | 229009-40-9 | C11H17BN2O2 |
| 4-(4-氟苯基)苯硼酸 | (4'-fluoro-[1,1'-biphenyl]-4-yl)boronic acid | 140369-67-1 | C12H10BFO2 |
| 4-(4-Boc-哌嗪-1-羰基) 苯硼酸频哪酯 | tert-butyl 4-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzoyl)piperazine-1-carboxylate | 864754-13-2 | C22H33BN2O5 |
| 4-(4-BOC-1-哌嗪基)苯硼酸 | 4-(4-(tert-butoxycarbonyl)piperazin-1-yl)phenylboronic acid | 457613-78-4 | C15H23BN2O4 |
| 4-(3-甲基苯基)苯基硼酸 | (3'-methyl[1.1'-biphenyl]-4-yl)boronic acid | 501944-56-5 | C13H13BO2 |
| 4-(3-氰基苯基甲氧基)苯基硼酸 | (4-((3-Cyanobenzyl)oxy)phenyl)boronic acid | 1256355-78-8 | C14H12BNO3 |
| 4-(3-氯苯氧基甲基)苯硼酸 | (4-((3-Chlorophenoxy)methyl)phenyl)boronic acid | 1256358-75-4 | C13H12BClO3 |
| 4-(3-氯丙基氨甲酰基)苯硼酸 | (4-((3-Chloropropyl)carbamoyl)phenyl)boronic acid | 874460-03-4 | C10H13BClNO3 |
| 4-(3-氧代环丁基)苯硼酸 | 3-(4-boronophenyl)cyclobutanone | 254893-03-3 | C10H11BO3 |
| 4-(2’-氯苄氧基)-3,5-二甲基苯基硼酸 | 4-(2'-chlorobenzyloxy)-3,5-dimethylphenylboronic acid | 849052-15-9 | C15H16BClO3 |
| 4-(2H-5-四唑)-苯硼酸 | (4-(1H-tetrazol-5-yl)phenyl)boronic acid | 179942-55-3 | C7H7BN4O2 |
| 4-(2-羧基乙烯基)苯硼酸 | (E)-3-(4-boronophenyl)acrylic acid | 159896-15-8 | C9H9BO4 |
| 4-(2-羧基乙烯)苯硼酸 | 4-(2-carboxy-vinyl)-phenyl boronic acid | 151169-68-5 | C9H9BO4 |
| 4-(2-羟基乙基)苯硼酸 | 4-(2-hydroxy ethyl)phenyl boronic acid | 137756-89-9 | C8H11BO3 |
| 4-(2-羟基丙烷-2-基)苯硼酸 | (4-(2-hydroxypropan-2-yl)phenyl)boronic acid | 886593-45-9 | C9H13BO3 |
| 4-(2-甲氧基乙氧基)苯硼酸 | 4-(2-methoxyethoxy)phenylboronic acid | 265664-52-6 | C9H13BO4 |
| 4-(2-甲氧基-2-氧代乙氧基)苯硼酸 | [4-(2-methoxy-2-oxoethoxy)phenyl]boronic acid | 957063-00-2 | C9H11BO5 |
| 4-(2-溴乙氧基)苯硼酸 | 4-(2-bromoethoxy)benzeneboronic acid | 913836-06-3 | C8H10BBrO3 |
| 4-(2-溴乙基)苯硼酸 | 4-(bromethyl)phenylboronic acid | 137756-90-2 | C8H10BBrO2 |
| 4-(2-氰基苯基甲氧基)苯硼酸 | 4-(2-Cyanophenylmethoxy)phenylboronic acid | 1256358-43-6 | C14H12BNO3 |
| 4-(2-氰基乙基甲酰氨)苯基硼酸 | (4-((2-cyanoethyl)carbamoyl)phenyl)boronic acid | 850568-16-0 | C10H11BN2O3 |
| 4-(2-BOC-氨基)乙基氨基甲酰基)苯基硼酸 | (4-((2-((tert-Butoxycarbonyl)amino)ethyl)carbamoyl)phenyl)boronic acid | 860626-05-7 | C14H21BN2O5 |
| 4-(2-(1H-吡唑-1-基)乙氧基)苯硼酸 | [4-(2-pyrazol-1-ylethoxy)phenyl]boronic acid | 957061-18-6 | C11H13BN2O3 |
| 4-(2,2,2-三氟乙氧基)苯基硼酸 | (4-(2,2,2-trifluoroethoxy)phenyl)boronic acid | 886536-37-4 | C8H8BF3O3 |
| 4-(1-芘基)苯硼酸 | (4-(pyren-1-yl)phenyl)boronic acid | 872050-52-7 | C22H15BO2 |
| 4-(1-羧基环丙基)苯硼酸 | [4-(1'-carboxycyclopropyl)phenyl]boronic acid | 1159489-46-9 | C10H11BO4 |
| 4-(1-(甲氧基羰基)环丙基)苯硼酸 | 4-(1-(methoxycarbonyl)cyclopropyl)phenylboronic acid | 1217501-08-0 | C11H13BO4 |
| 4,5-二氟-2-乙氧苯基硼酸 | 4,5-Difluoro-2-ethoxyphenylboronic acid | 870778-87-3 | C8H9BF2O3 |
| 4,4-二氟环己烯-1-硼酸频哪醇酯 | 2-(4,4-difluorocyclohex-1-en-1-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane | 1227068-84-9 | C12H19BF2O2 |
| 4,4-(二甲基环己烯-1-基)硼酸频那醇酯 | 2-(4,4-dimethylcyclohex-1-en-1-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane | 859217-67-7 | C14H25BO2 |
| 4,4-(2-二甲基环己烯酮)-2-硼酸频那醇酯 | 4,4-dimethyl-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)cyclo-hex-2-en-1-one | 219489-09-5 | C14H23BO3 |
| 4,4,5,5-四甲基-2-(4-甲基-1-环己烯)-1,3,2-二噁硼烷 | tert-butyl (4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)cyclohex-3-en-1-yl)carbamate | 1251732-64-5 | C17H30BNO4 |
| 4,4,5,5-四甲基-1,3,2-二氧杂硼环戊烷-2-基硼酸 | (4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)boronic acid | 913739-28-3 | C6H14B2O4 |
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