42417-76-5

• 常用中文名：Z-L-天冬氨酸叔丁酯叔丁酯
• 常用英文名：Z-L-aspartic acid di-tert·butyl ester
• CAS号：42417-76-5
• 分子式：C₂₀H₂₉NO₆
• 分子量：379.447
• 发布时间：2018-09-10 11:52:18
• 更新时间：2025-09-11 17:21:44

名称

• 中文名: Z-L-天冬氨酸叔丁酯叔丁酯
• 英文名: Z-L-aspartic acid di-tert·butyl ester
• 英文别名: di-tert-butyl N-acetylcystinate; di-tert-butyl N-Cbz-L-aspartate; L-Aspartic acid, N-[(phenylmethoxy)carbonyl]-, bis(1,1-dimethylethyl) ester; Bis(2-methyl-2-propanyl) N-[(benzyloxy)carbonyl]-L-aspartate

物化性质

• 密度: 1.1±0.1 g/cm3
• 沸点: 485.5±45.0 °C at 760 mmHg
• 分子式: C₂₀H₂₉NO₆
• 分子量: 379.447
• 闪点: 247.4±28.7 °C
• 精确质量: 379.199493
• PSA: 90.93000
• LogP: 4.97
• 蒸汽压: 0.0±1.2 mmHg at 25°C
• 折射率: 1.501

安全

• 海关编码: 2924299090

合成路线

540-88-5 1152-61-0 ~60% 42417-76-5

文献：Allen, David Robert; Kyung-Lee, Seung-Hee Patent: US2003/236430 A1, 2003 ; Location in patent: Page 3 ;

540-88-5 1152-61-0 ~50% 47307-26-6 5545-52-8 详细

文献：Allen, David Robert; Kyung-Lee, Seung-Hee Patent: US2003/236430 A1, 2003 ; Location in patent: Page 3 ;

762-75-4 1152-61-0 ~2% 47307-26-6 5545-52-8 详细

文献：Allen, David Robert; Kyung-Lee, Seung-Hee Patent: US2003/236430 A1, 2003 ; Location in patent: Page column 4 ;

5292-43-3 1152-61-0 ~29% 47307-26-6 5545-52-8 详细

文献：Allen, David Robert; Kyung-Lee, Seung-Hee Patent: US2003/236430 A1, 2003 ; Location in patent: Page column 4 ;

1634-04-4 1152-61-0 ~0% 47307-26-6 5545-52-8 详细

文献：Allen, David Robert; Kyung-Lee, Seung-Hee Patent: US2003/236430 A1, 2003 ; Location in patent: Page column 4 ;

585-07-9 1152-61-0 ~55% 47307-26-6 5545-52-8 详细

文献：Allen, David Robert; Kyung-Lee, Seung-Hee Patent: US2003/236430 A1, 2003 ; Location in patent: Page column 4 ;

20487-40-5 1152-61-0 ~47% 47307-26-6 5545-52-8 详细

文献：Allen, David Robert; Kyung-Lee, Seung-Hee Patent: US2003/236430 A1, 2003 ; Location in patent: Page column 4 ;

上下游产品

上游产品  7
540-88-5 1152-61-0 762-75-4 5292-43-3
1634-04-4 585-07-9 20487-40-5
下游产品  1
13795-73-8

海关

海关编码	2924299090
中文概述	2924299090. 其他环酰胺（包括环氨基甲酸酯）（包括其衍生物以及他们的盐）. 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:30.0%
申报要素	品名, 成分含量, 用途, 包装
Summary	2924299090. other cyclic amides (including cyclic carbamates) and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%