70571-31-2

• 常用中文名：1-苄基哌啶-2,4-二酮
• 常用英文名：1-Benzyl-2,4-piperidinedione
• CAS号：70571-31-2
• 分子式：C₁₂H₁₃NO₂
• 分子量：203.237
• 发布时间：2018-09-22 12:26:20
• 更新时间：2025-08-25 12:34:17

名称

• 中文名: 1-苯基甲基-2,4-哌啶二酮
• 英文名: 1-benzylpiperidine-2,4-dione
• 英文别名: 1-benzyl-piperidine-2,4-dione; N-benzylpiperidine-2,4-dione; 1-Benzyl-2,4-piperidinedione; 1-(phenylmethyl)piperidine-2,4-dione; 1-benzyl-2,4-dioxopiperidine; 2,4-Piperidinedione,1-(phenylmethyl); 1-Benzylpiperidin-2,4-dion; 2,4-Piperidinedione, 1-(phenylmethyl)-

物化性质

• 密度: 1.2±0.1 g/cm3
• 沸点: 379.2±35.0 °C at 760 mmHg
• 分子式: C₁₂H₁₃NO₂
• 分子量: 203.237
• 闪点: 177.9±18.3 °C
• 精确质量: 203.094635
• PSA: 37.38000
• LogP: 0.45
• 蒸汽压: 0.0±0.9 mmHg at 25°C
• 折射率: 1.578
• 储存条件: 2-8°C

安全

• 海关编码: 2933399090

合成路线

93758-46-4 ~27% 70571-31-2

文献：ELI LILLY AND COMPANY Patent: EP1204660 B1, 2004 ; Location in patent: Page 14 ;

1415042-73-7 ~% 70571-31-2

文献：Almirall, S.A. Patent: EP2526945 A1, 2012 ; Location in patent: Page/Page column 49-50 ; EP 2526945 A1

108046-32-8 ~34% 70571-31-2

文献：Chang, Dongliang; Feiten, Hans-Juergen; Witholt, Bernard; Li, Zhi Tetrahedron Asymmetry, 2002 , vol. 13, # 19 p. 2141 - 2147

1257403-90-9 ~% 70571-31-2

文献：Zerovnik, Darja; Groselj, Uros; Kralj, David; Malavasic, Crt; Bezensek, Jure; Dahmann, Georg; Stare, Katarina; Meden, Anton; Stanovnik, Branko; Svete, Jurij Synthesis, 2010 , # 19 art. no. T09210SS, p. 3363 - 3373

845267-78-9 ~% 70571-31-2

文献：Almirall, S.A. Patent: EP2526945 A1, 2012 ; EP 2526945 A1

23583-21-3 ~% 70571-31-2

文献：Ishida, Takayuki; Takemoto, Yoshiji Tetrahedron, 2013 , vol. 69, # 23 p. 4517 - 4523

182559-62-2 ~% 70571-31-2

文献：Ishida, Takayuki; Takemoto, Yoshiji Tetrahedron, 2013 , vol. 69, # 23 p. 4517 - 4523

上下游产品

上游产品  4
108046-32-8 1257403-90-9 845267-78-9 23583-21-3
下游产品  1
31648-35-8

海关

海关编码	2933399090
中文概述	2933399090. 其他结构含非稠合吡啶环的化合物. 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	2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%