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CAS: 1708-29-8
分子式: C4H6O
分子量: 70.09
沸点: 66-67°C
中文名称: 
2,5-二氢呋喃
英文名称: 
2,5-dihydro-Furan
2,5-Dihydrofuran
2,5-dihydro-fura
2,5-dihydro-furan
Furan,2,5-dihydro-
性质描述: 无色液体。相对密度为0.927g/ml,沸点为66-67℃,折射率为1.4230,闪点-24℃。
用途: 医药中间体。
推荐供应商
货号品牌产品名称规格包装、参考价格
D806429MACKLIN2,5-二氢呋喃97%45元/25ml;   99元/100ml;   419元/500ml;   1888元/2.5L;   咨询
储存:室温
状态:无色到黄色液体
折射率:1.431
D0551TCI2,5-Dihydrofuran>98.0%(GC)220元/25ML;   435元/100ML;   1100元/500ML;   咨询

基本信息

纯度/分析方法>98.0%(GC)
分子式/分子量C4H6O = 70.09
外观与形状(20℃)液体
Reaxys-RN103174
PubChem物质ID87567208
SDBS (AIST Spectral DB)484
MDL编号MFCD00003219

技术规格

AppearanceColorless to Almost colorless clear liquid
Purity(GC)min. 98.0 %

物性(参考值)

沸点67 ℃
闪点1 ℃
比重0.94
折射率1.43

安全信息

图形或危害标志
信号词危险
危险性说明H225 : 高度易燃液体和蒸气。
防范说明P501 : 将内装物/容器送到批准的废物处理厂处理。
P240 : 容器和装载设备接地/等势联接。
P210 : 远离热源/火花/明火/热表面。禁止吸烟。
P233 : 保持容器密闭。
P243 : 采取防止静电放电的措施。
P241 : 使用防爆的电气/通风/照明设备。
P242 : 只能使用不产生火花的工具。
P280 : 戴防护手套/戴防护眼罩/戴防护面具。
P370 + P378 : 火灾时:使用干砂、干粉或抗醇泡沫灭火。
P303 + P361 + P353 : 如皮肤(或头发)沾染:立即脱掉所有沾污的衣物。用水清洗皮肤/淋浴。
P403 + P235 : 存放在通风良好的地方。保持低温。

相关法规

RTECS#LU0660000

运输信息

UN编号UN1993
类别3
包装类别 II
监管条件代码(*)
C24478Alfa Aesar2,5-Dihydrofuran98%1617元/25g;   6081元/100g;   咨询

基本信息

Ref#
24478

MDL
3219

分子式
C4 H6 O

分子量
70.09

闪点
-16

密度
0.92

安全信息

危险等级
3

包装组
II

975672Amethyst2,5-Dihydrofuran98%, 用于合成103元/25ML;   270元/100ML;   1162元/500ML;   咨询

基本信息

分子式C4H6O
分子量70.09
沸点66-67
闪点1
密度0.927
折光率(n20D)1.4310
MDL编码MFCD00003219
Beilstein103174
EINECS 编号216-957-4

安全信息

图形或危害标志
提示语Danger
危险说明H225
防范说明P210
UN号码3271
危险分类3
包装等级II
WGK3
RTECSLU0660000
500282Fluorochem2,5-Dihydrofuran95%792元/25ml;   1760元/100ml;   5258元/500ml;   咨询

基本信息

CAS Number1708-29-8
MDL NumberMFCD00003219
Boiling Point67℃
Melting Point<-20℃
Density0.946

安全信息

图形或危害标志
危险性说明 EUH019: May form explosive peroxides.
H225: Highly flammable liquid and vapour.
H302: Harmful if swallowed.
H314: Causes severe skin burns and eye damage.
H335: May cause respiratory irritation.
H412: Harmful to aquatic life with long lasting effects.
防范说明 P210: Keep away from – No smoking.
P233: Keep container tightly closed.
P235: Keep cool.
P240: Ground/bond container and receiving equipment.
P241: Use explosion-proof ./ equipment.
P242: Use only non-sparking tools.
P243: Take precautionary measures against static discharge.
P260: Do not breathe .
P261: Avoid breathing
P264: Wash hands thoroughly after handling.
P270: Do not eat, drink or smoke when using this product.
P271: Use only outdoors or in a well-ventilated area.
P273: Avoid release to the environment.
P280: Wear .
P301 + P312: IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell.
P301 + P330 + P331: IF SWALLOWED: Rinse mouth. Do NOT induce vomiting.
P303 + P361 + P353: IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower.
P304: IF INHALED: .
P304 + P340: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing.
P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P310: Immediately call a POISON CENTER or doctor/physician.
P312: Call a POISON CENTER or doctor/physician if you feel unwell.
P321: Specific treatment (see . on this label).
P330: Rinse mouth.
P340: Remove victim to fresh air and keep at rest in a position comfortable for breathing.
P363: Wash contaminated clothing before reuse.
P370 + P378: In case of fire: Use sand, CO2 or extinguishing powder for extinction.
P403: Store in a well-ventilated place.
P403 + P233: Store in a well-ventilated place. Keep container tightly closed.
P403 + P235: Store in a well-ventilated place. Keep cool.
P405: Store locked up.
P501: Dispose of contents/container to local regulations.
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