62756-19-8

• 常用中文名：螺[2H-1-苯并吡喃-2,1-环戊并n]-4(3h)-酮
• 常用英文名：SPIRO[CHROMAN-2,1'-CYCLOPENTAN]-4-ONE
• CAS号：62756-19-8
• 分子式：C₁₃H₁₄O₂
• 分子量：202.24900
• 发布时间：2018-06-12 18:31:09
• 更新时间：2024-01-13 17:17:07

名称

• 中文名: 螺[2H-1-苯并吡喃-2,1-环戊并n]-4(3h)-酮
• 英文名: spiro[3H-chromene-2,1'-cyclopentane]-4-one
• 英文别名: 3,4-dihydro-4-oxo-2H-1-benzopyran-2-spirocyclopentane; Spiro[Chromene-2,1'-Cyclopentan]-4(3H)-One; Spiro<4-chromanone-2,1'-cyclopentane>; HMS2214P05; cyclopentane<spiro-2>-4-chromanone; 2-Spiro(cyclopentane)chromanone; spiro<chroman-2,1'-cyclopentan>-4-one

物化性质

• 分子式: C₁₃H₁₄O₂
• 分子量: 202.24900
• 精确质量: 202.09900
• PSA: 26.30000
• LogP: 2.96460
• 储存条件: 2-8℃，密封，干燥

安全

• 海关编码: 2932999099

合成路线

123-75-1 118-93-4 120-92-3 ~85% 62756-19-8

文献：Bayer Aktiengesellschaft Patent: US4415741 A1, 1983 ;

7148-07-4 118-93-4 ~87% 62756-19-8

文献：Bayer Aktiengesellschaft Patent: US4185112 A1, 1980 ;

118-93-4 120-92-3 ~84% 62756-19-8

文献：Singh, Om V.; George, Varughese; Kapil, Randhir S. Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1995 , vol. 34, # 10 p. 856 - 864

86769-51-9 ~% 62756-19-8

文献：Brogden, Peter J.; Hepworth, John D. Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1983 , p. 827 - 830

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%