2-氯-N-甲基-3-氧丁酰胺
- 中文名称:
- 2-氯-N-甲基-3-氧丁酰胺
- 中文别名:
- 2-氯-N-甲基-3-氧丁酰胺;
2-氯-N-甲基乙酰乙酰胺;
氯代乙酰乙酰甲胺
- 英文名称:
- Butanamide,2-chloro-N-methyl-3-oxo-
- 英文别名:
- 2-chloro-N-methyl-3-oxobutanamide;
EINECS 223-907-5;
N-methyl-2-chloroacetoacetamide;
2-chloro-N-methyl-3-oxobutaneamide;
2-Chloro-N-methylacetoacetamide;
2-Chlor-acetoessigsaeure-methylamid;
2-chloroacetoacetic acid monomethyl amide;
Butanamide,2-chloro-N-methyl-3-oxo;
Acetoacetamide,2-chloro-N-ethyl;
2-Chloro-N-methyl-3-oxobutyramide
- CAS No.:
- 4116-10-3
- 分 子 式:
-
C5H8ClNO2
- 分 子 量:
- 149.58
- 精确分子量:
- 149.02400
- PSA:
- 46.17000
- EINECS:
- 223-907-5
- InChI:
- InChI=1/C5H8ClNO2/c1-3(8)4(6)5(9)7-2/h4H,1-2H3,(H,7,9)3
- 风险术语:
- 22-24-37/38-41-43
- 分子结构式:
-
- SDS:
- 查看
2-氯-N-甲基-3-氧丁酰胺 制备方法及用途
制备方法
其制备方法是由乙酰乙酰甲胺氯化得到。在搪瓷反应釜中投入乙酰乙酰甲胺水溶液,加入由食盐与尿素配成的尿盐水,再加少量二氯乙烷,搅拌冷却到-15℃以下,然后缓慢通入氯气,按一定量通完后取样分析,再抽入萃取釜,加热到40℃,用二氯乙烷萃取,萃取液抽入浓缩釜,在常压下蒸出二氯乙烷,即得到α-氯代乙酰乙酰甲胺,可直接进入合成釜进行下一步反应。
用途简介
α-氯代乙酰乙酰甲胺是杀虫剂久效磷的专用中间体。
2-氯-N-甲基-3-氧丁酰胺 物化性质
- 密度:
- 1.188g/cm3
- 熔点:
- 78-80ºC
- 沸点:
- 284.1ºC at 760mmHg
- 闪点:
- 125.6ºC
- 折射率:
- 1.447
- 存储条件/存储方法:
- 库房通风低温干燥
2-氯-N-甲基-3-氧丁酰胺 安全信息
- 包装等级:
- III
- 海关代码:
- 2924199090
- 危险类别码:
- R22
- 危险标志:
- T: Toxic;
2-氯-N-甲基-3-氧丁酰胺 毒理性
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- AK3910000
- CHEMICAL NAME :
- Acetoacetamide, 2-chloro-N-ethyl-
- CAS REGISTRY NUMBER :
- 4116-10-3
- LAST UPDATED :
- 199710
- DATA ITEMS CITED :
- 5
- MOLECULAR FORMULA :
- C5-H8-Cl-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 :
- 700 mg/kg
- TOXIC EFFECTS :
- Behavioral - antipsychotic
Lungs, Thorax, or Respiration - dyspnea
Nutritional and Gross Metabolic - body temperature decrease
- REFERENCE :
- ATXKA8 Archiv fuer Toxikologie. (Berlin, Fed. Rep. Ger.) V.15-31, 1954-74.
For publisher information, see ARTODN. Volume(issue)/page/year:
18,316,1960
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 750 mg/kg
- TOXIC EFFECTS :
- Behavioral - antipsychotic
Lungs, Thorax, or Respiration - dyspnea
Nutritional and Gross Metabolic - body temperature decrease
- REFERENCE :
- ATXKA8 Archiv fuer Toxikologie. (Berlin, Fed. Rep. Ger.) V.15-31, 1954-74.
For publisher information, see ARTODN. Volume(issue)/page/year:
18,316,1960
2-氯-N-甲基-3-氧丁酰胺 海关数据
中国海关编码:2924199090
- 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
- 摘要/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%