20641-28-5

• 常用中文名：Phosphonic acid, ((4-chlorophenyl)hydroxymethyl)-, diethyl ester
• 常用英文名：Phosphonic acid, ((4-chlorophenyl)hydroxymethyl)-, diethyl ester
• CAS号：20641-28-5
• 分子式：C₁₁H₁₆ClO₄P
• 分子量：278.66900
• 发布时间：2016-02-28 12:09:28
• 更新时间：2025-10-26 12:07:04

名称

• 英文名: (4-chlorophenyl)-diethoxyphosphorylmethanol
• 英文别名: [(p-Chlorophenyl)hydroxymethyl]phosphonic acid diethyl ester; diethyl (4-chlorophenyl)hydroxymethylphosphonate; diethyl (hydroxy)(4-chlorophenyl)methylphosphonate; (4-Chlorophenyl)hydroxymethylphosphonic acid diethyl ester

物化性质

• 密度: 1.273g/cm3
• 沸点: 394.8ºC at 760 mmHg
• 分子式: C₁₁H₁₆ClO₄P
• 分子量: 278.66900
• 闪点: 192.6ºC
• 精确质量: 278.04700
• PSA: 65.57000
• LogP: 3.59700
• 蒸汽压: 6.11E-07mmHg at 25°C
• 折射率: 1.519

毒性和生态

CHEMICAL IDENTIFICATION RTECS NUMBER : XT3675000 CHEMICAL NAME : alpha-Toluenephosphonic acid, p-chloro-alpha-hydroxy-, diethyl ester CAS REGISTRY NUMBER : 20641-28-5 LAST UPDATED : 199707 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C11-H16-Cl-O4-P MOLECULAR WEIGHT : 278.69 WISWESSER LINE NOTATION : GR DYQPO&O2&O2 HEALTH HAZARD DATA ACUTE TOXICITY DATA TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 500 mg/kg TOXIC EFFECTS : Behavioral - altered sleep time (including change in righting reflex) Behavioral - ataxia REFERENCE : CBCCT* "Summary Tables of Biological Tests," National Research Council Chemical-Biological Coordination Center. (National Academy of Science Library, 2101 Constitution Ave., NW, Washington, DC 20418) Volume(issue)/page/year: 5,62,1953