< 生产厂家价格 >

二糠基醚

二糠基醚名称

[ CAS 号 ]:
4437-22-3

[ 中文名 ]:
2,2-二糠基醚

[ 英文名 ]:
2,2'-Difurfuryl ether

[中文别名 ]:

[英文别名 ]:

2-(furan-2-ylmethoxymethyl)furan

二糠基醚物理化学性质

[ 密度 ]:
1.15g/cm3

[ 沸点 ]:
228.7ºC at 760 mmHg

[ 分子式 ]:
C₁₀H₁₀O₃

[ 分子量 ]:
178.18500

[ 闪点 ]:
105.7ºC

[ 精确质量 ]:
178.06300

[ PSA ]:
35.51000

[ LogP ]:
2.58940

[ 外观性状 ]:
液体或半固体或固体

[ 折射率 ]:
1.513

[ 储存条件 ]:
室温，干燥，避光

二糠基醚毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :: LU5182000

CHEMICAL NAME :: Furan, 2,2'-(oxybis(methylene))bis-

CAS REGISTRY NUMBER :: 4437-22-3

BEILSTEIN REFERENCE NO. :: 0156726

LAST UPDATED :: 199701

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C10-H10-O3

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 :: 210 mg/kg

TOXIC EFFECTS :: Gastrointestinal - ulceration or bleeding from duodenum Gastrointestinal - changes in structure or function of salivary glands Gastrointestinal - hypermotility, diarrhea

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: 1,93,1990

点击显示

二糠基醚安全信息

[ 海关编码 ]:
2932190090

二糠基醚合成路线

详细合成路线

二糠基醚海关

[ 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%