2270-61-3

• 常用中文名：3,4-dihydro-4-methyl-2H-pyran
• 常用英文名：3,4-dihydro-4-methyl-2H-pyran
• CAS号：2270-61-3
• 分子式：C₆H₁₀O
• 分子量：98.14300
• 发布时间：2017-11-20 21:41:40
• 更新时间：2024-01-10 08:03:47

名称

• 英文名: 4-methyl-3,4-dihydro-2H-pyran
• 英文别名: 2H-Pyran,3,4-dihydro-4-methyl; 3,4-Dihydro-4-methyl-2H-pyran; 4-Methyl-2,3-dihydropyran

物化性质

• 密度: 0.885g/cm3
• 沸点: 117.5ºC at 760mmHg
• 分子式: C₆H₁₀O
• 分子量: 98.14300
• 闪点: 17.3ºC
• 精确质量: 98.07320
• PSA: 9.23000
• LogP: 1.55650
• 蒸汽压: 20.7mmHg at 25°C
• 折射率: 1.436

安全

• 海关编码: 2932999099

合成路线

6559-34-8 75-16-1 ~4% 2270-61-3 55230-25-6

文献：Guagnano, Vito; Lardicci, Luciano; Malanga, Corrado; Menicagli, Rita Tetrahedron Letters, 1998 , vol. 39, # 14 p. 2025 - 2026

7429-33-6 ~% 2270-61-3

文献：Parham; Holmquist Journal of the American Chemical Society, 1951 , vol. 73, p. 913

36838-71-8 ~56% 2270-61-3

文献：Ibatullin, U. G.; Petrushina, T. F.; Akhmadeeva, A. A.; Safarov, M. G. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1985 , vol. 21, # 3 p. 262 - 264 Khimiya Geterotsiklicheskikh Soedinenii, 1985 , vol. 21, # 3 p. 318 - 320

1121-84-2 ~% 2270-61-3

文献：Wildman, Tanya; Kocienski, Philip J.; Narquizian, Robert; Whittingham, William G. Synthesis, 2002 , # 3 p. 393 - 398

4166-53-4 ~% 2270-61-3

文献：Wildman, Tanya; Kocienski, Philip J.; Narquizian, Robert; Whittingham, William G. Synthesis, 2002 , # 3 p. 393 - 398

16302-35-5 ~65% 2270-61-3

文献：Ibatullin, U. G.; Petrushina, T. F.; Akhmadeeva, A. A.; Safarov, M. G. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1985 , vol. 21, # 3 p. 262 - 264 Khimiya Geterotsiklicheskikh Soedinenii, 1985 , vol. 21, # 3 p. 318 - 320

36838-71-8 ~77% 16302-35-5 2270-61-3

文献：Ibatullin, U. G.; Petrushina, T. F.; Akhmadeeva, A. A.; Safarov, M. G. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1985 , vol. 21, # 3 p. 262 - 264 Khimiya Geterotsiklicheskikh Soedinenii, 1985 , vol. 21, # 3 p. 318 - 320

25724-34-9 ~% 2270-61-3

文献：Union Carbide Corp. Patent: US2858322 , 1956 ;

上下游产品

上游产品  8
6559-34-8 75-16-1 7429-33-6 36838-71-8
1121-84-2 4166-53-4 16302-35-5 25724-34-9
下游产品  1
1679-47-6

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%