139756-00-6

• 常用中文名：1-甲基-4-硝基-3-丙基-1H-吡唑-5-羧酸
• 常用英文名：1-METHYL-4-NITRO-3-PROPYL-1H-PYRAZOLE-5-CARBOXYLIC ACID
• CAS号：139756-00-6
• 分子式：C₈H₁₁N₃O₄
• 分子量：213.19100
• 发布时间：2018-10-20 18:52:56
• 更新时间：2026-07-01 12:12:48

名称

• 中文名: 1-甲基-4-硝基-3-丙基-1H-吡唑-5-羧酸
• 英文名: 2-methyl-4-nitro-5-propylpyrazole-3-carboxylic acid
• 中文别名: 1-甲基-3-丙基-4-硝基吡唑-5-甲酸; 艾地那非杂质15; 1-甲基-4-硝基-3-正丙基吡唑-5-甲酸; 西地那非杂质46; 西地那非杂质NA; 1-甲基-4-硝基-3-丙基-1H-吡唑-5-羧酸(西地那非杂质); 1-甲基-4-硝基-3-丙基-1H-吡唑-5-甲酸; 西地那非杂质60
• 英文别名: 1-methyl-4-nitro-3-n-propyl pyrazole-5-carboxylic acid; 2-METHYL-4-NITRO-5-PROPYL-2H-PYRAZOLE-3-CBOXYLIC ACID; Sildefil Impurity 49; 1-methyl-4-nitro-3-propyl-1H-pyrazole-5-cboxylic acid (Sildenafil Impurity）; 1-METHYL-4-NITRO-3-PROPYL-1H-PYRAZOL; 1-Methyl-2-nitro-3-propyl-1H-pyrazole-5-cboxylic acid; PYR245; 1-Methyl-4-nitro-3-propyl-1H-pyrazole-5-carboxylic acid; 1-Methyl-4-nitro-3-propyl-1H-pyrazole; 1H-Pyrazole-5-carboxylicacid,1-methyl-4-nitro-3-propyl; 2-methyl-4-nitro-5-propylpyrazole-3-cboxylic acid; 2-methyl-4-nitro-5-propyl-2H-pyrazole-3-carboxylic acid; Sildenafil Impurity NA; 1H-Pyrazole-5-cboxylic acid, 1-methyl-4-nitro-3-propyl; 1-methyl-2-nitro-3-propyl-1H-pyrazole-5-carboxylic acid; Sildenafil Impurity 12/Sildenafil Acid Impurity/1-Methyl-4-nitro-3-propyl-1H-pyrazole-5-cboxylic Acid; Sildenafil Impurity 60; 1-METHYL-4-NITRO-3-PROPYL-1H-PYRAZOLE-5-CBOXYLIC ACID; Methisosildenafil Impurity 15; 1-methyl-4-nitro-3-propyl-1H-5-pyrazole carboxylic acid; 1-methyl-4-nitro-3-n-propyl-1H-pyrazol-5-carboxylic acid; 1-methyl-4-nitro-3-propyl-1H-pyrazole-5-carboxylic

物化性质

• 密度: 1.45g/cm3
• 沸点: 392.7ºC at 760mmHg
• 熔点: 124-127°C(lit.)
• 分子式: C₈H₁₁N₃O₄
• 分子量: 213.19100
• 闪点: 191.3ºC
• 精确质量: 213.07500
• PSA: 100.94000
• LogP: 1.50220
• 外观性状: 黄色至橘黄色至暗黄色固体
• 蒸汽压: 7.17E-07mmHg at 25°C
• 折射率: 1.61
• 储存条件: 2-8°C

安全

• 危害码 (欧洲): Xi
• 海关编码: 2933199090

合成路线

139755-99-0 ~99% 139756-00-6

文献：Kopp; Lancelot; Dallemagne; Rault Journal of Heterocyclic Chemistry, 2001 , vol. 38, # 5 p. 1045 - 1050

36983-31-0 ~% 139756-00-6

文献：Bioorganic and Medicinal Chemistry Letters, , vol. 15, # 17 p. 3900 - 3907

107-87-9 ~% 139756-00-6

文献：Journal of Heterocyclic Chemistry, , vol. 38, # 5 p. 1045 - 1050

133261-07-1 ~% 139756-00-6

文献：Bioorganic and Medicinal Chemistry Letters, , vol. 15, # 17 p. 3900 - 3907

上下游产品

上游产品  4
139755-99-0 36983-31-0 107-87-9 133261-07-1
下游产品  5
200575-15-1 139756-01-7 139756-03-9 139756-21-1
139756-02-8

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%