98021-79-5

• 常用中文名：3-溴四氢吡喃-4-酮
• 常用英文名：3-Bromotetrahydro-4H-pyran-4-one
• CAS号：98021-79-5
• 分子式：C₅H₇BrO₂
• 分子量：179.012
• 发布时间：2018-12-28 15:24:58
• 更新时间：2025-09-09 16:11:14

名称

• 中文名: 3-溴二氢-2H-吡喃-4(3h)-酮
• 英文名: 3-bromooxan-4-one
• 中文别名: 3-溴四氢-4H-吡喃-4-酮
• 英文别名: 3-bromo-tetrahydro-pyran-4-one; 3-bromo-tetrahydro-4H-pyran-4-one; 3-Bromotetrahydro-4H-pyran-4-one; 3-BROMODIHYDRO-2H-PYRAN-4(3H)-ONE; 4H-Pyran-4-one, 3-bromotetrahydro-; 3-Brom-tetrahydropyran-4-on; 4H-Pyran-4-one,3-bromotetrahydro; RB3241; 3-Bromotetrahydropyran-4-one

物化性质

• 密度: 1.652±0.06 g/cm3
• 沸点: 226.5±35.0 °C at 760 mmHg
• 分子式: C₅H₇BrO₂
• 分子量: 179.012
• 闪点: 90.8±25.9 °C
• 精确质量: 177.962936
• PSA: 26.30000
• LogP: -0.17
• 蒸汽压: 0.1±0.4 mmHg at 25°C
• 折射率: 1.513
• 储存条件: 室温，干燥
• 水溶解性: Soluble (41 g/L) (25 ºC)

安全

• 海关编码: 2932999099

合成路线

29943-42-8 ~78% 98021-79-5

文献：Foehlisch, Baldur; Joachimi, Roland; Reiner, Stefan Journal of Chemical Research, Miniprint, 1993 , # 7 p. 1701 - 1730

84302-42-1 ~% 98021-79-5

文献：BRISTOL-MYERS SQUIBB COMPANY; BOY, Kenneth M.; GUERNON, Jason M.; MACOR, John E.; OLSON, Richard E.; SHI, Jianliang; THOMPSON, III, Lorin A.; WU, Yong-Jin; XU, Li; ZHANG, Yunhui; ZUEV, Dmitry S. Patent: WO2011/14535 A1, 2011 ; Location in patent: Page/Page column 89-90 ; WO 2011/014535 A1

29943-42-8 52215-12-0 ~% 98021-79-5

文献：Abbott Laboratories Patent: US6472416 B1, 2002 ;

29943-42-8 ~% 98021-79-5 98024-99-8

文献：Sprague Journal of the American Chemical Society, 1957 , vol. 79, p. 2275,2280 Full Text Show Details Sorkin; Kraehenbuehl; Erlenmeyer Helvetica Chimica Acta, 1948 , vol. 31, p. 65,74

108-97-4 ~% 98021-79-5

文献：Sorkin; Kraehenbuehl; Erlenmeyer Helvetica Chimica Acta, 1948 , vol. 31, p. 65,74

29943-42-8 56-23-5 128-08-5 ~% 98021-79-5 详细

文献：Sprague Journal of the American Chemical Society, 1957 , vol. 79, p. 2275,2280 Full Text Show Details Sorkin; Kraehenbuehl; Erlenmeyer Helvetica Chimica Acta, 1948 , vol. 31, p. 65,74

上下游产品

上游产品  6
29943-42-8 84302-42-1 52215-12-0 108-97-4
56-23-5 128-08-5
下游产品  0

海关

海关编码	2932999099
中文概述	2932999099. 其他仅含氧杂原子的杂环化合物. 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	2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%