178172-26-4

• 常用中文名：(S)-1-N-叔丁氧羰基-2,3-二氢-2-吡咯甲酸乙酯
• 常用英文名：(S)-1-Boc-2,3-Dihydro-2-pyrrolecarboxylic acid ethyl ester
• CAS号：178172-26-4
• 分子式：C₁₂H₁₉NO₄
• 分子量：241.284
• 发布时间：2018-11-29 11:07:11
• 更新时间：2026-07-03 19:16:50

名称

• 中文名: (S)-1-N-叔丁氧羰基-2,3-二氢-2-吡咯甲酸乙酯
• 英文名: 1-O-tert-butyl 2-O-ethyl (2S)-2,3-dihydropyrrole-1,2-dicarboxylate
• 中文别名: (S)-2,3-二氢吡咯-1,2-二羧酸1-叔丁酯2-乙酯/178-4; 沙格列汀杂质51; (S)-1-N-叔丁氧羰基-2,3-二氢-2-吡咯甲酸乙酯,中间体; 1-(叔丁基)2-乙基(S)-2,3-二氢-1H-吡咯-1,2-二羧酸; (S)-1-N-叔丁氧羰基-2,3-二氢-2-吡咯甲酸乙酯,沙克列汀中间体; (S)-1-N-叔丁氧羰基-2,3-二氢-2-吡咯甲酸乙酯,沙格列汀中间体; (S)-2,3-二氢吡咯-1,2-二羧酸1-叔丁酯2-乙酯; 沙格列汀杂质44; 沙克列汀中间体1; (S)-1-叔丁基 2-乙基 2,3-二氢-1H-吡咯-1,2-二羧酸
• 英文别名: 1-tert-butyl 2-ethyl (2S)-2,3-dihydro-1H-pyrrole-1,2-dicboxylate; (5S)-4,5-dihydro-1H-pyrrole-1,5-dicarboxylic acid 1-(1,1-dimethylethyl)-5-ethyl ester; (S)-1-Boc-2,3-dihydro-2-pyrrolecboxylic acid ethyl ester; 1-O-tert-butyl 2-O-ethyl (2S)-2,3-dihydropyrrole-1,2-dicboxylate; Saxagliptin Impurity 51; (5S)-N-(tert-butoxycarbonyl)-5-ethoxycarbonyl-2-pyrroline; PYR230; (S)-1-Boc-2,3-dihydro-2-pyrrolecarboxylic acid ethyl ester; 1H-Pyrrole-1,2-dicboxylic acid, 2,3-dihydro-, 1-(1,1-dimethylethyl) 2-ethyl ester, (2S); 1-(tert-butyl) 2-ethyl (S)-2,3-dihydro-1H-pyrrole-1,2-dicboxylate; Ethyl N-Boc-L-proline-4-ene; 1-tert-butyl 2-ethyl (2S)-2,3-dihydro-1H-pyrrole-1,2-dicbo; Ethyl (S)-1-Boc-2,3-dihydro-2-pyrrolecboxylate; ethyl N- Boc- 4,5- dehydroprolinate; Saxagliptin Intermediate 1; (S)-2,3-dihydro-pyrrole-1,2-dicarboxylicacid 1-tert-butyl ester 2-ethyl ester; (S)-1-tert-Butyl 2-ethyl 2,3-dihydro-1H-pyrrole-1,2-dicboxylate; (S)-1-Boc-2,3-dihydro-2-pyrrolecboxylic acid ethyl esterQ: What is (S)-1-Boc-2,3-dihydro-2-pyrrolecboxylic acid ethyl ester Q: What is the CAS Number of (S)-1-Boc-2,3-dihydro-2-pyrrolecboxylic acid ethyl ester Q: What is the storage condition of (S)-1-Boc-2,3-dihydro-2-pyrrolecboxylic acid ethyl ester Q: What e the applications of (S)-1-Boc-2,3-dihydro-2-pyrrolecboxylic acid ethyl ester; ETHYL N-BOC-L-PROLINE-4-ENE; (S)-2,3-Dihydropyrrole-1,2-dicboxylic acid 1-tert-butyl ester 2-ethyl ester; (5S)-4,5-dihydro-1H-pyrrole-1,5-dicboxylicacid1-(1,1-dimethylethyl)-5-ethylester; 2-Ethyl 1-(2-methyl-2-propanyl) (2S)-2,3-dihydro-1H-pyrrole-1,2-dicarboxylate; (S)-1-tert-Butyl 2-ethyl 2,3-dihydro-1H-pyrrole-1,2-dicarboxylate

物化性质

• 密度: 1.1±0.1 g/cm3
• 沸点: 315.6±42.0 °C at 760 mmHg
• 分子式: C₁₂H₁₉NO₄
• 分子量: 241.284
• 闪点: 144.7±27.9 °C
• 精确质量: 241.131409
• PSA: 55.84000
• LogP: 1.48
• 蒸汽压: 0.0±0.7 mmHg at 25°C
• 折射率: 1.490
• 储存条件: 室温，干燥

安全

• 海关编码: 2933990090

合成路线

144978-35-8 ~95% 178172-26-4

文献：Yu, Jurong; Truc, Vu; Riebel, Peter; Hierl, Elizabeth; Mudryk, Boguslaw Tetrahedron Letters, 2005 , vol. 46, # 23 p. 4011 - 4013

194594-23-5 ~67% 178172-26-4

文献：Dieter, R. Karl; Sharma, Ram R. Journal of Organic Chemistry, 1996 , vol. 61, # 12 p. 4180 - 4184

194594-24-6 ~% 178172-26-4

文献：Bioorganic and Medicinal Chemistry Letters, , vol. 8, # 16 p. 2123 - 2128

24424-99-5 ~% 178172-26-4

文献：Bioorganic and Medicinal Chemistry, , vol. 22, # 4 p. 1383 - 1393

7149-65-7 ~% 178172-26-4

文献：Bioorganic and Medicinal Chemistry, , vol. 22, # 4 p. 1383 - 1393

上下游产品

上游产品  5
144978-35-8 194594-23-5 194594-24-6 24424-99-5
7149-65-7
下游产品  6
361440-67-7 214193-13-2 214193-11-0 361442-01-5
709031-43-6 709031-45-8

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%