2698-38-6

• 常用中文名：2-(4-氯-2-甲基苯氧基)乙酸乙酯
• 常用英文名：Acetic acid,2-(4-chloro-2-methylphenoxy)-, ethyl ester
• CAS号：2698-38-6
• 分子式：C₁₁H₁₃ClO₃
• 分子量：228.67200
• 相关类别： 化学农药原药 杀虫剂 有机氯杀虫剂
• 发布时间：2018-08-09 20:12:34
• 更新时间：2026-07-02 18:37:52

名称

• 中文名: MCP乙基酯
• 英文名: MCPA-ethyl
• 中文别名: MA-ETHYL ESTER,CERTIFIED 标准品; 乙基2-甲基-4-氯苯氧乙酸盐; 乙基2-甲基-4-氯苯氧基乙酸酯; M乙基酯; 4-氯-2-甲基苯氧乙酸乙酯; 2甲4氯乙酯; 甲醇中2甲4氯乙酯; 2甲4氯乙酯MA-ETHYL ESTER; M乙基酯标准品
• 英文别名: Chlorpyrifos Impurity 35; ethyl 2-(4-chloro-2-methylphenoxy)acetate; ethyl 2-(4-chloro-2-methyl-phenoxy)ethanoate; 4-chloro-2-methylphenoxyaceticacid,ethylester; METHYL ESTER; Acetic acid, ((4-chloro-o-tolyl)oxy)-, ethyl ester; Ethyl 4-chloro-o-tolyloxyacetate; (4-chloro-2-methylphenoxy)-aceticaciethylester; ethyl4-chloro-o-tolyloxyacetate; 4-Chloro-2-methylphenoxyacetic acid ethyl; ethyl4-chloro-2-methylphenoxyacetate; Acetic acid, (4-chloro-2-methylphenoxy)-, ethyl ester; MA-ethyl ester in Methanol; ma-ethyl; ((4-chloro-o-tolyl)oxy)-aceticaciethylester; 2M-4C, ethyl ester; 2-(4-chloro-2-methyl-phenoxy)acetic acid ethyl ester; MA-ETHYL ESTER; ethyl 4-chloro-o-tolyloxyacetate; Mee; METHYL ESTER STANDD; 4-chloro-2-methylphenoxyaceticacidethylester; ethyl2-methyl-4-chlorophenoxyacetate; Acetic acid, 2-(4-chloro-2-methylphenoxy)-, ethyl ester; Mcpee; 4-Chloro-2-methylphenoxyacetic acid ethyl ester; MCPA ethyl ester; Ethyl 2-methyl-4-chlorophenoxyacetate; Ethyl (4-chloro-2-methylphenoxy)acetate; ethyl (4-chloro-2-methylphenoxy)acetate

物化性质

• 密度: 1.174g/cm3
• 沸点: 300.4ºC at 760mmHg
• 分子式: C₁₁H₁₃ClO₃
• 分子量: 228.67200
• 闪点: 118.7ºC
• 精确质量: 228.05500
• PSA: 35.53000
• LogP: 2.59030
• 蒸汽压: 0.00112mmHg at 25°C
• 折射率: 1.511
• 储存条件: 0-6°C

毒性和生态

CHEMICAL IDENTIFICATION RTECS NUMBER : AG1925000 CHEMICAL NAME : Acetic acid, ((4-chloro-o-tolyl)oxy)-, ethyl ester CAS REGISTRY NUMBER : 2698-38-6 BEILSTEIN REFERENCE NO. : 2117137 LAST UPDATED : 199612 DATA ITEMS CITED : 6 MOLECULAR FORMULA : C11-H13-Cl-O3 MOLECULAR WEIGHT : 228.69 WISWESSER LINE NOTATION : GR C1 DO1VO2 HEALTH HAZARD DATA ACUTE TOXICITY DATA TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 1290 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : YKYUA6 Yakkyoku. Pharmacy. (Nanzando, 4-1-11, Yushima, Bunkyo-ku, Tokyo, Japan) V.1- 1950- Volume(issue)/page/year: 30,985,1979 ** OTHER MULTIPLE DOSE TOXICITY DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 6 gm/kg/6W-I TOXIC EFFECTS : Behavioral - tremor Liver - other changes Liver - changes in liver weight REFERENCE : AMBNAS Acta Medica et Biologica (Niigata). (Niigata Univ. School of Medicine, 1 Asahi-machi-dori, Niigata 951, Japan) V.1- 1953- Volume(issue)/page/year: 38,97,1990 TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 3 gm/kg/12W-I TOXIC EFFECTS : Liver - changes in liver weight Kidney, Ureter, Bladder - changes in bladder weight Nutritional and Gross Metabolic - weight loss or decreased weight gain REFERENCE : AMBNAS Acta Medica et Biologica (Niigata). (Niigata Univ. School of Medicine, 1 Asahi-machi-dori, Niigata 951, Japan) V.1- 1953- Volume(issue)/page/year: 38,97,1990 ** REPRODUCTIVE DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Oral DOSE : 400 mg/kg SEX/DURATION : female 8-15 day(s) after conception TOXIC EFFECTS : Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus) REFERENCE : TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 23,326,1972 TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Oral DOSE : 800 mg/kg SEX/DURATION : female 8-15 day(s) after conception TOXIC EFFECTS : Reproductive - Fertility - post-implantation mortality (e.g. dead and/or resorbed implants per total number of implants) Reproductive - Specific Developmental Abnormalities - urogenital system Reproductive - Specific Developmental Abnormalities - cardiovascular (circulatory) system REFERENCE : TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 23,326,1972 TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Oral DOSE : 800 mg/kg SEX/DURATION : female 8-15 day(s) after conception TOXIC EFFECTS : Reproductive - Effects on Newborn - growth statistics (e.g.%, reduced weight gain) REFERENCE : TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 23,326,1972

安全

• 海关编码: 2918990090

合成路线

64-17-5 94-74-6 ~% 2698-38-6

文献：Newman; Fones; Renoll Journal of the American Chemical Society, 1947 , vol. 69, p. 718,721

1570-64-5 105-36-2 ~% 2698-38-6

文献：Sandham, David A.; Aldcroft, Clive; Baettig, Urs; Barker, Lucy; Beer, David; Bhalay, Gurdip; Brown, Zarin; Dubois, Gerald; Budd, David; Bidlake, Louise; Campbell, Emma; Cox, Brian; Everatt, Brian; Harrison, David; Leblanc, Catherine J.; Manini, Jodie; Profit, Rachael; Stringer, Rowan; Thompson, Katy S.; Turner, Katharine L.; Tweed, Morris F.; Walker, Christoph; Watson, Simon J.; Whitebread, Steven; Willis, Jennifer; Williams, Gareth; Wilson, Caroline Bioorganic and Medicinal Chemistry Letters, 2007 , vol. 17, # 15 p. 4347 - 4350

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海关

海关编码	2918990090
中文概述	2918990090. 其他含其他附加含氧基羧酸（包括酸酐、酰卤化物、过氧化物和过氧酸及该税号的衍生物）. 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:30.0%
申报要素	品名, 成分含量, 用途
Summary	2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%