41239-48-9

• 常用中文名：2,5-二乙基四氢呋喃
• 常用英文名：2,5-diethyl tetrahydrofuran
• CAS号：41239-48-9
• 分子式：C₈H₁₆O
• 分子量：128.21200
• 发布时间：2018-05-18 08:00:00
• 更新时间：2024-01-03 00:24:06

名称

• 中文名: 2,5-二乙基四氢呋喃
• 英文名: 2,5-diethyloxolane
• 英文别名: 2,5-diethoxytetrahydrofuran; EINECS 255-274-6; Furan,2,5-diethyltetrahydro; FEMA No. 3743; 2,5-Diaethyl-tetrahydro-furan; 2,5-diethyl-tetrahydro-furan

物化性质

• 密度: 0.827 g/cm3
• 沸点: 155.9ºC at 760 mmHg
• 分子式: C₈H₁₆O
• 分子量: 128.21200
• 闪点: 39.3ºC
• 精确质量: 128.12000
• PSA: 9.23000
• LogP: 2.35400
• 外观性状: 无色液体,强烈的散布性的甜的草本的芳香
• 折射率: 1.413

毒性和生态

CHEMICAL IDENTIFICATION RTECS NUMBER : LU0650000 CHEMICAL NAME : Furan, 2,5-diethyltetrahydro- CAS REGISTRY NUMBER : 41239-48-9 LAST UPDATED : 199710 DATA ITEMS CITED : 4 MOLECULAR FORMULA : C8-H16-O 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 : 3400 mg/kg TOXIC EFFECTS : Sense Organs and Special Senses (Eye) - lacrimation Gastrointestinal - hypermotility, diarrhea Skin and Appendages - hair REFERENCE : ATDAEI Acute Toxicity Data. Journal of the American College of Toxicology, Part B. (Mary Ann Liebert, Inc., 1651 Third Ave., New York, NY 10128) V.1- 1990- Volume(issue)/page/year: 1,5,1990

安全

• 海关编码: 2932190090

合成路线

24434-07-9 ~% 41239-48-9

文献：Jur'ew et al. Zhurnal Obshchei Khimii, 1952 , vol. 22, p. 339,342, engl. Ausg. S. 405, 407, 409

海关

海关编码	2932190090
中文概述	2932190090 其他结构上有非稠合呋喃环化合物. 增值税率:17.0% 退税率:9.0% 监管条件:无 最惠国关税:6.5% 普通关税:20.0%
申报要素	品名, 成分含量, 用途
Summary	2932190090 other compounds containing an unfused furan ring (whether or not hydrogenated) in the structure VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:20.0%