76820-34-3

• 常用中文名：N,N'-双(2,3-二羟丙基)-5-硝基-1,3-苯二甲酰胺
• 常用英文名：N,N'-Bis(2,3-dihydroxypropyl)-5-nitro-1,3-benzenedicarboxamide
• CAS号：76820-34-3
• 分子式：C₁₄H₁₉N₃O₈
• 分子量：357.31600
• 发布时间：2018-12-28 17:16:43
• 更新时间：2026-07-14 17:18:30

名称

• 中文名: 5-硝基-N,N’-双(2,3-二羟基丙基)-1,3-苯二甲酰胺
• 英文名: 1-N,3-N-bis(2,3-dihydroxypropyl)-5-nitrobenzene-1,3-dicarboxamide
• 中文别名: 碘海醇杂质C; N,N'-双(2,3-二羟基丙基)-5- 硝基-1,3-苯二甲酰胺; 碘海醇相关化合物C; 碘海醇杂质Ⅲ(5-硝基 N,N'-双-(2,3-二羟苯基)-1,3—苯二甲酰胺); N1,N3-双(2,3-二羟丙基)-5-硝基间苯二甲酰胺; 5-硝基-N,N'-双(2,3-二羟基丙基)-1,3-苯二甲酰胺; 碘海醇相关物质C; 5-硝基-N,N-双(2,3-二羟基丙基)-1,3-苯二甲酰胺; 碘海醇杂质16; 碘海醇RC C; N,N'-双(2,3-二羟基丙基)-5-硝基-1,3-苯二甲酰胺; 碘海醇杂质18(碘海醇RCC); 碘海醇相关物质C 标准品; 碘海醇杂质Ⅲ（5-硝基 N,N’-双-(2,3-二羟苯基)-1,3—苯二甲酰胺）
• 英文别名: Iohexol Related CoMpound C; N1,N3-bis(2,3-dihydroxypropyl)-2,4,6-triiodo-5-nitrobenzene-1,3-dicboxamide; 5-nitro-N,N'-bis-(2,3-dihydroxypropyl)isophthalamide; N1,N3-Bis(2,3-dihydroxypropyl)-5-nitro-1,3-benzenedicboxaMide; 5-nitroisophthalic acid mono-(2,3-dihydroxy-propyl) amide; N,N`-Bis(2,3-dihydroxypropyl)-5-nitro-1,3-benzenediformamide; N,N'-bis(2,3-dihydroxypropyl)-5-nitrobenzene-1,3 dicboxamide; Iohexol Related Compound C (50 mg) (N,N'-bis(2,3-dihydroxypropyl)-5-nitro-1,3-benzenedicboxamide); 5-AMINO C N,N'' C BIS (2,3-DIHYDROXYPROPYL)-2,4,6-TRIIODO-1,3-BENZENEDICBOXAMIDE; 5-Nitro-N,NBis(2,3-Dihydroxypropyl)-1,3-Benzenedicbolamide; 1,3-Benzenedicboxamide, N1,N3-bis(2,3-dihydroxypropyl)-5-nitro; N,N-Bis-(2,3-dihydroxypropyl)-5-nitroisophthalamide; N,N'-Bis(2,3-Dihydorxypropyl)-5-Benzenediformamide; 5-NITRO-N,N'-BIS(2,3-DIHYDROXYPROPYL)-1,3-BENZENEDICBOXAMIDE[IOHEXOL INTERMEDIATE]; Iohexol Related compound CQ: What is Iohexol Related compound C Q: What is the CAS Number of Iohexol Related compound C Q: What is the storage condition of Iohexol Related compound C Q: What e the applications of Iohexol Related compound C; N,N'-BIS(2,3-DIHYDROXYPROPYL)-2,4,6-TRIIODO-5-NITRO-1,3-BENZENEDICBOXAMIDE; N,N'-Bis(2,3-dihydroxypropyl)-5-nitro-1,3-benzenedicboxami; MFCD08063356; N,N'-Bis(2,3-dihydroxypropyl)-5-nitro-1,3-benzenedicboxamide; 5-Nitro-N,N'-Bis(2,3-dihydroxypropyl); N1,N3-Bis(2,3-dihydroxypropyl)-5-nitroisophthalamide; N,N'-Bis(2,3-dihydroxypropyl)-5-nit; Iohexol Impurity Ⅲ:N,N'-Bis(2,3-dihydroxypropyl)-5-nitro-1,3-benzenedicboxamide; N,N'-bis(2,3-dihydroxy-propyl)-5-nitro-isophthalamide; N'-bis(2,3-dihydroxypropyl)isophthalamide; Iohexol Impurity 18（Iohexol RC C）; N,N'-Bis(2,3-dihydroxypropyl)-5-nitro-1,3-benzenedicboxam; N,N'-Bis(2,3-dihydroxypropyl)-5-nitro-m-phthalamide; 5-Nitro-N,N'-bis(2,3-dihydroxypropyl)isophthalamide; Iohexol Impurity 16; 1-N,3-N-bis(2,3-dihydroxypropyl)-5-nitrobenzene-1,3-dicboxaMide; Iohexol RC C

物化性质

• 密度: 1.189 g/mL
• 沸点: 50ºC
• 分子式: C₁₄H₁₉N₃O₈
• 分子量: 357.31600
• 闪点: >230ºC
• 精确质量: 357.11700
• PSA: 184.94000
• 外观性状: 白色或淡黄色晶体粉末
• 折射率: 1.627
• 储存条件: 室温， 密封， 干燥

安全

• 危害码 (欧洲): C: Corrosive;
• 风险声明 (欧洲): R34
• 安全声明 (欧洲): 26-36/37/39-45
• 危险品运输编码: NONH for all modes of transport
• 海关编码: 2924299090

合成路线

616-30-8 13290-96-5 ~83% 76820-34-3

文献：Schering Aktiengesellschaft Patent: EP1186305 A1, 2002 ;

13290-96-5 ~73% 76820-34-3

文献：Nyegaard and Co. A/S Patent: US4250113 A1, 1981 ;

上下游产品

上游产品  2
616-30-8 13290-96-5
下游产品  2
76801-93-9 76820-35-4

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%