943994-02-3

• 常用中文名：3-氧代-2H,4H-苯并[b][1,4]噁嗪-6-硼酸频哪醇酯
• 常用英文名：6-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-2H-benzo[b][1,4]oxazin-3(4H)-one
• CAS号：943994-02-3
• 分子式：C₁₄H₁₈BNO₄
• 分子量：275.108
• 发布时间：2018-10-08 19:05:21
• 更新时间：2026-07-07 16:21:44

名称

• 中文名: 3-氧代-2H,4H-苯并[b][1,4]恶嗪-6-硼酸频哪醇酯
• 英文名: 6-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-2H-benzo[b][1,4]oxazin-3(4H)-one
• 中文别名: 3-氧代-2H,4H-苯并[B][1,4]恶嗪-6-硼酸频哪醇酯; 6-(4,4,5,5-四甲基-1,3,2-二氧硼烷-2-基)-2H-1,4-苯并噁嗪-3(4H)-酮; 3-氧代-3,4-二氢-2H-苯并[B][1,4]噁嗪-6-硼酸频哪醇酯; 3-氧代-2H,4H-苯并[B][1,4]噁嗪-6-硼酸频哪醇酯; 2H-苯并[B][1,4]噁嗪-3(4H)-酮-6-硼酸嚬哪醇酯; 3-羰基-3,4-二氢-2H-1,4-苯并恶嗪-6-硼酸频哪醇酯; 6-(4,4,5,5-四甲基-1,3,2-二噁硼戊环-2-基)-2H-苯并[B][1,4]噁嗪-3(4H)-酮
• 英文别名: 3-hydroxy-2,3-dimethylbutan-2-yl hydrogen (3-oxo-3,4-dihydro-2H-benzo[b][1,4]oxazin-6-yl)boronate; 6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-4H-1,4-benzo; 3-Oxo-3,4-dihydro-2H-benzo[b][1,4]oxazine-6-boronic Acid Pinacol Ester; 6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-4H-1,4-benzoxazin-3-one; 2H-1,4-Benzoxazin-3(4H)-one,6-(4,4,5,5-tetraMethyl-1,3,2-dioxaborolan-2-yl); 6-(4,4,5,5-tetraMethyl-1,3,2-dioxaborolan-2-yl)-4H-1,4-benzoxazin-3-one; 6-(tetraMethyl-1,3,2-dioxaborolan-2-yl)-3,4- dihydro-2H-1,4-benzoxazin-3-one; 2H-benzo[b][1,4]oxazin-3(4H); 6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2H-benzo[b][1,4]oxazin-3(4H)-one; 3-Oxo-3,4-dihydro-2H-1,4-benzoxazine-6-boronic acid pinacol ester; 6-(4,4,5,5-tetraMethyl-,2-dioxaborolan-2-yl)-2H-1,4-benzoxazin-3(4H)-one; 3-Oxo-2H,4H-benzo[b][1,4]oxazine-6-boronic acid pinacol ester

物化性质

• 密度: 1.2±0.1 g/cm3
• 沸点: 441.1±45.0 °C at 760 mmHg
• 分子式: C₁₄H₁₈BNO₄
• 分子量: 275.108
• 闪点: 220.6±28.7 °C
• 精确质量: 275.132904
• PSA: 56.79000
• LogP: 1.45470
• 蒸汽压: 0.0±1.1 mmHg at 25°C
• 折射率: 1.543
• 储存条件: 2-8°C

安全

• 危害码 (欧洲): Xi
• 海关编码: 2934999090

合成路线

24036-52-0 73183-34-3 ~55% 943994-02-3

文献：WO2010/116282 A1, ; Page/Page column 55-56 ; WO 2010/116282 A1

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海关

海关编码	2934999090
中文概述	2934999090. 其他杂环化合物. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:20.0%
申报要素	品名, 成分含量, 用途
Summary	2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%