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 |
|---|---|---|---|
| (3,5-二氟-4-(甲氧基羰基)苯基)硼酸 | 3,5-difluoro-4-(methoxycarbonyl)phenylboronic acid | 1190989-09-3 | C8H7BF2O4 |
| (3,4-二氟-2-甲氧基苯基)硼酸 | (3,4-difluoro-2-methoxyphenyl)boronic acid | 905583-06-4 | C7H7BF2O3 |
| (2-苯基萘-6-基)硼酸 | (6-phenylnaphthalen-2-yl)boronic acid | 876442-90-9 | C16H13BO2 |
| (2-甲氧基-6-甲基苯基)硼酸 | (2-methoxy-6-methylphenyl)boronic acid | 1567218-43-2 | C8H11BO3 |
| (2-甲基-5-喹啉)硼酸 | (2-Methylquinolin-5-YL)boronic acid | 628692-16-0 | C10H10BNO2 |
| (2-甲基-1,3-苯并噁唑-6-基)硼酸 | 2-methyl-benzoxazol-6-boronic acid | 866332-15-2 | C8H8BNO3 |
| (2-环丙基-5-嘧啶基)硼酸 | (2-cyclopropylpyrimidine-5-yl)boronic acid | 893567-15-2 | C7H9BN2O2 |
| (2-氨基苯并[d]恶唑-5-基)硼酸盐酸盐 | 2-amino-benzooxazole-5-boronic acid hydrochloride | 1404480-15-4 | C7H7BN2O3*ClH |
| (2-氟-6-苯氧基苯基)硼酸 | 2-Fluoro-6-phenoxyphenylboronic acid | 1056372-58-7 | C12H10BFO3 |
| (2-[(甲基氨基)磺酰基]苯基)硼酸 | (2-(N-methyl-sulfamoyl)-phenyl)boronic acid | 956283-09-3 | C7H10BNO4S |
| (2-(苄基硫代)苯基)硼酸 | benzothiophenyl-2-boronic acid | 1221446-33-8 | C13H13BO2S |
| (2-(二氟甲氧基)吡啶-3-基)硼酸 | (2-(difluoromethoxy)pyridin-3-yl)boronic acid | 1300750-50-8 | C6H6BF2NO3 |
| (2,6-二氟-4-甲酰基苯基)硼酸 | (2,6-Difluoro-4-formylphenyl)boronic acid | 871125-93-8 | C7H5BF2O3 |
| (2,5-二羧基苯基)硼酸 | (2,5-dicarboxyphenyl)boronic acid | 1351221-58-3 | C8H7BO6 |
| (2,4-二氟-3-甲氧基苯基)硼酸 | (2,4-difluoro-3-methoxyphenyl)boronic acid | 406482-18-6 | C7H7BF2O3 |
| (1-苄基哌啶-4-基)硼酸 | N-benzylpiperidine-4-boronic acid | 1251537-48-0 | C12H18BNO2 |
| (1-氯-4-异喹啉)-硼酸 | 4-boronic acid-1-chloro-isoquinoline | 848841-48-5 | C9H7BClNO2 |
| (1,3-二甲基-1H-吡唑-5-基)-硼酸 | (1,3-dimethyl-1H-pyrazol-5-yl)boronic acid | 847818-68-2 | C5H9BN2O2 |
| (-)-1,2-双((2R,5R)-2,5-二乙基膦)苯(环辛二烯)四氟硼酸铑 | (1Z,5Z)-cycloocta-1,5-diene;(2R,5R)-1-[2-[(2R,5R)-2,5-diethylphospholan-1-yl]phenyl]-2,5-diethylphospholane;rhodium;tetrafluoroborate | 228121-39-9 | C30H48BF4P2Rh- |
| —— | 3-trifluoromethylphenyl(phenyl)iodonium tetrafluoroborate | 1034926-48-1 | BF4*C13H9F3I |
| —— | (4S,5S)-1,3-bis(2,6-dimethylphenyl)-4,5-diphenyl-4,5-dihydro-1H-imidazol-3-ium tetrafluoroborate | 1033618-43-7 | BF4*C31H31N2 |
| —— | n,n-Dimethylpyrrolidinium tetrafluoroborate | 69444-51-5 | C6H14BF4N |
| —— | 9-(2,6-Dimethylphenyl)-2-ethoxy-6-methoxy-10-methylacridinium Tetrafluoroborate | 2771238-32-3 | BF4*C25H26NO2 |
| —— | cyclopropylboronic acid MIDA ester | 1104637-36-6 | C8H12BNO4 |
| —— | 2,4-dimethoxy-3-methylphenylboronic acid | 750586-15-3 | C9H13BO4 |
| —— | (2-(2-(diphenylphosphino)phenyl)-4,5-dihydrooxazole)-(η4-1,5-cyclooctadiene)iridium(I) tetrakis(3,5-bis(trifluoromethyl)phenyl)borate | 895167-37-0 | C29H30IrNOP*C32H12BF24 |
| —— | 14312-40-4 | BH3NaO3 | |
| —— | Potassium metaborate hydrate (3:4) | 16481-66-6 | B3H8K3O10 |
| —— | 8-(3-(methoxycarbonyl)phenyl)-4-methyl-2,6-dioxohexahydro-8l4-[1,3,2]oxazaborolo[2,3-b][1,3,2]oxazaborol-4-ium | 1356823-24-9 | C13H14BNO6 |
| —— | potassium trifluoro(4-(methoxycarbonyl)benzyl)borate | 1632070-91-7 | C9H9BF3O2*K |
| —— | [Rh COD (R)-Phanephos]BF4 | 849950-56-7 | C48H46BF4P2Rh- |
| —— | (3-(4-Cyclopropylpiperazin-1-yl)phenyl)boronic acid | 1228182-96-4 | C13H19BN2O2 |
| —— | (hydridotris(pyrazolyl)borate)Ru(PPh3)2(Cl) | 141686-21-7 | C45H40BClN6P2Ru |
| —— | potassium trifluoro((4-fluorophenyl)ethynyl)borate | 1296155-59-3 | C8H4BF4*K |
| —— | benzo[b]naphtho[2,3-d]furan-5-boronic acid | 1256544-85-0 | C16H11BO3 |
| —— | Oxoborinic acid;ZINC | 14720-55-9 | BHO2Zn |
| —— | 2-trifluoromethyl-3-fluoro-4-ethoxyphenyl boronic acid | 866610-62-0 | C9H9BF4O3 |
| —— | Pubchem_53485859 | 268220-96-8 | C32H58BF4FeP2Rh- |
| —— | trans-(2-bromovinyl) MIDA boronate | 1104636-68-1 | C7H9BBrNO4 |
| —— | 1,2-Bis[(2S,5S)-2,5-diphenylphospholano]ethane(1,5-cyclooctadiene)rhodium(I) tetrafluoroborate | 849950-53-4 | C42H48BF4P2Rh- |
| —— | 5-bromo-4-hexylthien-2-yl-MIDA boronate ester | 1416241-98-9 | C15H21BBrNO4S |
| —— | (4S,5S)-1,3-bis(2-methoxyphenyl)-4,5-diphenyl-4,5-dihydro-1H-imidazol-3-ium tetrafluoroborate | 1033618-49-3 | BF4*C29H27N2O2 |
| —— | (4S,5S)-1,3-bis(2,2-diphenylethyl)-4,5-diphenyl-4,5-dihydro-1H-imidazol-3-ium tetrafluoroborate | 1033618-41-5 | BF4*C43H39N2 |
| —— | Pubchem_53485855 | 157772-65-1 | C30H58BF4FeP2Rh- |
| —— | Octapotassium;dioxidoboranylformonitrile | 261356-49-4 | C4B4K8N4O8 |
| —— | benzene-1,4-diol,(1Z,5Z)-cycloocta-1,5-diene,rhodium,tetrafluoroborate | 120967-70-6 | BF4*C14H18O2Rh |
| —— | Rhodium(1+), [(1,2,5,6-eta)-1,5-cyclooctadiene][(2S,2a(2)S,5S,5a(2)S)-1,1a(2)-(1,2-phenylene)bis[2,5-dimethylphospholane-I masculineP]]-, tetrafluoroborate(1-) | 205064-10-4 | C26H40BF4P2Rh- |
| —— | Rhodium(1+), [(1,2,5,6-eta)-1,5-cyclooctadiene][(2R,2a(2)R,5R,5a(2)R)-1,1a(2)-(1,2-phenylene)bis[2,5-dimethylphospholane-I masculineP]]-, tetrafluoroborate(1-) | 210057-23-1 | C26H40BF4P2Rh- |
| —— | tris[triphenylphosphinegold(I)]oxonium tetrafluoroborate | 53317-87-6 | BF4*C54H45Au3OP3 |
| —— | P-(monofluoromethyl)triphenylphosphonium tetrafluoroborate | 96385-23-8 | BF4*C19H17FP |
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