21943-56-6

• 常用中文名：1-Methyl-1,3-dihydrospiro[benzimidazole-2,3-indol]-2(1H)-one
• 常用英文名：1-Methyl-1,3-dihydrospiro[benzimidazole-2,3-indol]-2(1H)-one
• CAS号：21943-56-6
• 分子式：C₁₅H₁₃N₃O
• 分子量：251.28300
• 发布时间：2016-06-06 07:51:16
• 更新时间：2024-01-09 15:39:36

名称

• 英文名: 1'-methylspiro[1,3-dihydrobenzimidazole-2,3'-indole]-2'-one
• 英文别名: 1'-methyl-1,3-dihydro-1'H-spiro[benzoimidazole-2,3'-indol]-2'-one; 1'-Methyl-1,3-dihydrospiro(benzimidazole-2,3'-indol)-2'(1'H)-one; 1'-methylspiro<2H-benzimidazoline-2,3'-indolin-2'-one>; 1'-Methyl-2,3-dihydro-benzimidazol-<2-spiro-3'>-oxindol

物化性质

• 密度: 1.39g/cm3
• 沸点: 562.7ºC at 760 mmHg
• 分子式: C₁₅H₁₃N₃O
• 分子量: 251.28300
• 闪点: 294.1ºC
• 精确质量: 251.10600
• PSA: 44.37000
• LogP: 2.69440
• 蒸汽压: 1.1E-12mmHg at 25°C
• 折射率: 1.737

安全

• 海关编码: 2933990090

合成路线

2058-74-4 95-54-5 ~2% 65880-39-9 21943-56-6 详细

文献：Ivashchenko, A. V.; Drushlyak, A. G.; Titov, V. V. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1984 , vol. 20, # 5 p. 537 - 542 Khimiya Geterotsiklicheskikh Soedinenii, 1984 , vol. 20, # 5 p. 667 - 672

2058-74-4 95-54-5 ~12% 65880-39-9 21943-56-6 详细

文献：Ivashchenko, A. V.; Drushlyak, A. G.; Titov, V. V. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1984 , vol. 20, # 5 p. 537 - 542 Khimiya Geterotsiklicheskikh Soedinenii, 1984 , vol. 20, # 5 p. 667 - 672

2058-74-4 95-54-5 ~20% 65880-39-9 21943-56-6 详细

文献：Ivashchenko, A. V.; Drushlyak, A. G.; Titov, V. V. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1984 , vol. 20, # 5 p. 537 - 542 Khimiya Geterotsiklicheskikh Soedinenii, 1984 , vol. 20, # 5 p. 667 - 672

2058-74-4 95-54-5 ~12% 65880-39-9 21943-56-6 详细

文献：Ivashchenko, A. V.; Drushlyak, A. G.; Titov, V. V. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1984 , vol. 20, # 5 p. 537 - 542 Khimiya Geterotsiklicheskikh Soedinenii, 1984 , vol. 20, # 5 p. 667 - 672

91658-90-1 ~% 65880-39-9 21943-56-6 91658-82-1

文献：Ivashchenko, A. V.; Drushlyak, A. G.; Titov, V. V. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1984 , vol. 20, # 5 p. 537 - 542 Khimiya Geterotsiklicheskikh Soedinenii, 1984 , vol. 20, # 5 p. 667 - 672

91658-90-1 ~% 21943-56-6

文献：Ivashchenko, A. V.; Drushlyak, A. G.; Titov, V. V. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1984 , vol. 20, # 5 p. 537 - 542 Khimiya Geterotsiklicheskikh Soedinenii, 1984 , vol. 20, # 5 p. 667 - 672

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2058-74-4 95-54-5 91658-90-1
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海关

海关编码	2933990090
中文概述	2933990090. 其他仅含氮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, 乌洛托品请注明外观, 6－己内酰胺请注明外观, 签约日期
Summary	2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%