923-02-4

• 常用中文名：N-羟甲基甲基丙烯酰胺
• 常用英文名：N-methylol methacrylamide
• CAS号：923-02-4
• 分子式：C₅H₉NO₂
• 分子量：115.131
• 发布时间：2019-01-23 19:02:27
• 更新时间：2025-08-22 17:53:37

名称

• 中文名: N-(羟甲基)-2-甲基-2-丙烯酰胺
• 英文名: N-(hydroxymethyl)-2-methylprop-2-enamide
• 中文别名: N-羟甲基甲基丙烯酰胺
• 英文别名: EINECS 213-086-1; N-METHYLOL METHACRYLAMIDE; N-methylolmethacrylamide; Methacrylsaeure-(hydroxymethyl-amid); 2-Propenamide, N-(hydroxymethyl)-2-methyl-; N-hydroxymethyl methacrylamide; N-(Hydroxymethyl)-2-methylacrylamide; N-Hydroxymethyl-methacrylamid; 2-Propenamide,N-(hydroxymethyl)-2-methyl; Acrylamide,N-(hydroxymethyl)-2-methyl; N-(hydroxymethyl)-2-methylprop-2-enamide; Methylolmethacrylamide; N-(Hydroxymethyl)methacrylamide; N-methylol methacrylamide

物化性质

• 密度: 1.052
• 沸点: 306.3±34.0 °C at 760 mmHg
• 熔点: 53-55 ºC
• 分子式: C₅H₉NO₂
• 分子量: 115.131
• 闪点: 139.0±25.7 °C
• 精确质量: 115.063332
• PSA: 49.33000
• LogP: -0.93
• 外观性状: 液体;Colorless to Light yellow clear liquid
• 蒸汽压: 0.0±1.5 mmHg at 25°C
• 折射率: 1.460
• 储存条件: 2-8°C
• 计算化学:

  1.疏水参数计算参考值（XlogP）:-0.1

  2.氢键供体数量:2

  3.氢键受体数量:2

  4.可旋转化学键数量:2

  5.互变异构体数量:2

  6.拓扑分子极性表面积:49.3

  7.重原子数量:8

  8.表面电荷:0

  9.复杂度:109

  10.同位素原子数量:0

  11.确定原子立构中心数量:0

  12.不确定原子立构中心数量:0

  13.确定化学键立构中心数量:0

  14.不确定化学键立构中心数量:0

  15.共价键单元数量:1

毒性和生态

CHEMICAL IDENTIFICATION RTECS NUMBER : UC6380000 CHEMICAL NAME : 2-Propenamide, N-(hydroxymethyl)-2-methyl- CAS REGISTRY NUMBER : 923-02-4 BEILSTEIN REFERENCE NO. : 0506510 LAST UPDATED : 199710 DATA ITEMS CITED : 4 MOLECULAR FORMULA : C5-H9-N-O2 HEALTH HAZARD DATA ACUTE TOXICITY DATA TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 282 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-36, 1957-1992. For publisher information, see MTPEEI Volume(issue)/page/year: 32(9),50,1988 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 400 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-36, 1957-1992. For publisher information, see MTPEEI Volume(issue)/page/year: 32(9),50,1988

安全

• 危害码 (欧洲): Xn: Harmful;
• 风险声明 (欧洲): 22-40-43-68
• 安全声明 (欧洲): 26-36/37/39-36/37-23
• 危险品运输编码: UN 2810 6.1/PG 3
• 海关编码: 2924199090

合成路线

50-00-0 79-39-0 ~% 923-02-4

文献：Feuer; Lynch Journal of the American Chemical Society, 1953 , vol. 75, p. 5027

海关

海关编码	2924199090
中文概述	2924199090. 其他无环酰胺（包括无环氨基甲酸酯)(包括其衍生物及盐）. 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	2924199090. other acyclic amides (including acyclic carbamates) and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%