33090-46-9

• 常用中文名：1H-吡唑-4,5-二羧酸二甲酯
• 常用英文名：Dimethyl 1H-pyrazole-4,5-dicarboxylate
• CAS号：33090-46-9
• 分子式：C₇H₈N₂O₄
• 分子量：184.149
• 发布时间：2018-12-25 22:20:20
• 更新时间：2025-08-26 20:10:47

名称

• 中文名: 1H-吡唑-4,5-二羧酸二甲酯
• 英文名: dimethyl 1H-pyrazole-4,5-dicarboxylate
• 英文别名: 1H-pyrazole-3,4-dicarboxylic acid, dimethyl ester; 1H-Pyrazole-4,5-dicarboxylic acid, dimethyl ester; Dimethyl 1H-pyrazole-4,5-dicarboxylate; 3,4-Bis-methoxycarbonyl-pyrazol; dimethyl 1H-pyrazole-3,4-dicarboxylate; 1h-pyrazole-3,4-dicarboxylic acid,dimethyl ester; Pyrazol-3,4-dicarbonsaeure-dimethylester

物化性质

• 密度: 1.3±0.1 g/cm3
• 沸点: 304.0±22.0 °C at 760 mmHg
• 分子式: C₇H₈N₂O₄
• 分子量: 184.149
• 闪点: 137.7±22.3 °C
• 精确质量: 184.048401
• PSA: 81.28000
• LogP: -0.04
• 蒸汽压: 0.0±0.6 mmHg at 25°C
• 折射率: 1.531

安全

• 海关编码: 2933199090

合成路线

762-42-5 18107-18-1 ~97% 33090-46-9

文献：GLAXOSMITHKLINE LLC; HAYDAR, Simon N.; JOHNS, Brian Alvin; VELTHUISEN, Emile Johann Patent: WO2013/43553 A1, 2013 ; Location in patent: Page/Page column 145 ;

186581-53-3 762-42-5 ~43% 33090-46-9

文献：MICURX PHARMACEUTICALS, INC. Patent: WO2008/108988 A1, 2008 ; Location in patent: Page/Page column 57; 58 ;

624-48-6 87879-93-4 ~25% 33090-46-9

文献：Coe, Paul L.; Cook, Michael I. Journal of Fluorine Chemistry, 1989 , vol. 45, p. 323 - 330

186581-53-3 35344-99-1 ~% 33090-46-9

文献：Castaner et al. Anales de la Real Sociedad Espanola de Fisica y Quimica, Serie B: Quimica, 1957 , vol. 55, p. 739,741 Full Text Show Details Corsano et al. Annali di Chimica (Rome, Italy), 1958 , vol. 48, p. 140,154

186581-53-3 4271-99-2 ~% 33090-46-9 92684-09-8

文献：v.Auwers; Koenig Justus Liebigs Annalen der Chemie, 1932 , vol. 496, p. 280

18166-02-4 762-42-5 ~4% 33090-46-9

文献：Washizuka, Ken-Ichi; Nagai, Keiko; Minakata, Satoshi; Ryu, Ilhyong; Komatsu, Mitsuo Tetrahedron Letters, 2000 , vol. 41, # 5 p. 691 - 695

186581-53-3 60-29-7 4271-99-2 ~% 33090-46-9

文献：v.Auwers; Koenig Justus Liebigs Annalen der Chemie, 1932 , vol. 496, p. 280

上下游产品

上游产品  8
762-42-5 18107-18-1 186581-53-3 624-48-6
87879-93-4 4271-99-2 18166-02-4 60-29-7
下游产品  0

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%