31272-05-6

• 常用中文名：2,4-Dihydro-5-isopropyl-2-methyl-3H-pyrazol-3-one
• 常用英文名：2,4-Dihydro-5-isopropyl-2-methyl-3H-pyrazol-3-one
• CAS号：31272-05-6
• 分子式：C₇H₁₂N₂O
• 分子量：140.18300
• 发布时间：2016-04-18 07:06:50
• 更新时间：2025-08-29 10:48:56

名称

• 英文名: 2-methyl-5-propan-2-yl-4H-pyrazol-3-one
• 英文别名: 1-Methyl-3-isopropyl-2-pyrazolin-5-on; 5-isopropyl-2-methyl-1,2-dihydro-pyrazol-3-one; 3,4-Dihydro-5-isopropyl-2-methyl-2H-pyrazol-3-on; 3-isopropyl-1-methyl-5-pyrazolone; 3-Isopropyl-1-methyl-5-pyrazolon; 4,5-dihydro-1-methyl-3-isopropyl-5H-pyrazol-5-one; 5-isopropyl-2-methyl-2,4-dihydro-3H-pyrazol-3-one; 2,4-Dihydro-5-isopropyl-2-methyl-3H-pyrazol-3-one

物化性质

• 分子式: C₇H₁₂N₂O
• 分子量: 140.18300
• 精确质量: 140.09500
• PSA: 32.67000
• LogP: 0.23400

安全

• 海关编码: 2933199090

合成路线

80866-47-3 60-34-4 ~47% 143706-72-3 31272-05-6

文献：Hamper, Bruce C.; Kurtzweil, Mitchell L.; Beck, James P. Journal of Organic Chemistry, 1992 , vol. 57, # 21 p. 5680 - 5686

598-23-2 ~% 31272-05-6

文献：Hamper, Bruce C.; Kurtzweil, Mitchell L.; Beck, James P. Journal of Organic Chemistry, 1992 , vol. 57, # 21 p. 5680 - 5686

34036-16-3 60-34-4 ~69% 31272-05-6

文献：Freidmann; Hansel Archiv der Pharmazie, 1983 , vol. 316, # 8 p. 726 - 727

海关

海关编码	2933199090
中文概述	2933199090. 其他结构上有非稠合吡唑环化合物. 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	2933199090. other compounds containing an unfused pyrazole ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%