CAS 78-78-4 MFCD00009338-2-Methylbutane 异戊烷 TAO{mole}

2-Methylbutane 异戊烷

CAS 78-78-4 MFCD00009338

化学结构图

SMILES: CCC(C)C

化学属性

Mol. Formula	C5 H12
Mol. Weight	72.15
Refractive index	1.3530 to 1.3560
Boiling Point	31°C
Density	0.62 g/mL at 25 °C(lit.)
Flash Point	-57°C(lit.)
TSCA	Yes
Autoignition Point	788 °F
Vapor Density	2.6 (vs air)
Vapor Pressure	11.17 psi ( 20 °C)
Melting Point	-159.89°C
Solubility	不溶于水，可混溶于乙醇、乙醚等多数有机溶剂。

别名和识别编码

Chemical Name	2-Methylbutane
Synonym	1,1,2-Trimethylethane 1,1-dimethylpropane 2-METHYLBUTANE 2-METHYLBUTANE 95% (ISO-PENTANE) 2-METHYLBUTANE 99% (ISO-PENTANE) 2-Methylbutane {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {
CAS Number	78-78-4
PubChem Substance ID	87572265
EC Number	201-142-8
Beilstein Registry Number	1,134
MDL Number	MFCD00009338
Reaxys-RN	1730723
Chemical Name Translation	异戊烷
Wiswesser Line Notation	2Y1&1
LabNetwork Molecule ID	LN00164485

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分类

{SNA} Additional Standards, Analytical Standards, Chemical Class, Fuels and Hydrocarbons, Hydrocarbons, Neats and Solutions, Petrochemical Standards, 分析/色谱
Amber Glass Bottles, Analytical Reagents, Analytical/Chromatography, CHROMASOLV for HPLC, Chromatography Reagents & Solvents, HPLC & UHPLC Solvents (CHROMASOLV), HPLC Grade Solvents (CHROMASOLV), HPLC/UHPLC Solvents (CHROMASOLV), Solvent Bottles, Solvent Packaging Options, Solvent by Application, Solvents
{SNA} Amber Glass Bottles, CHROMASOLV for HPLC, Chromatography Reagents & Solvents, HPLC & UHPLC Solvents (CHROMASOLV), HPLC Grade Solven

产品应用

用于色谱分析标准物质，有机合成，也作溶剂

安全信息

GHS Symbol

WGK Germany2

Hazard Codes F+,Xn,N F+;Xn;N

Hazard statements

H336 May cause drowsiness or dizziness 肯能导致嗜睡或头晕
H411 Toxictoaquaticlifewithlonglastingeffects 对水生生物有毒性并具有长期影响。
H304 May be fatal if swallowed and enters airways 吞食和进入呼吸道可能致命
H224 Extremely flammable liquid and vapour 极端易燃液体和蒸气

Personal Protective Equipment Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US)

RTECSEK4430000

Precautionary statements

P362 Take off contaminated clothing and wash before reuse. 脱掉污染的衣服，清洗后方可重新使用
P271 Use only outdoors or in a well-ventilated area.? 只能在室外或通风良好的地方使用。
P280 Wear protective gloves/protective clothing/eye protection/face protection. 戴防护手套/防护服/眼睛的保护物/面部保护物。
P332+P313
P501 Dispose of contents/container to..… 处理内容物/容器.....
P337+P313
P302+P352+P332+P313+P362+P364
P261 Avoid breathing dust/fume/gas/mist/vapours/spray. 避免吸入粉尘/烟/气体/烟雾/蒸汽/喷雾。
P264 Wash hands thoroughly after handling. 处理后要彻底洗净双手。
P303+P361+P353
P403+P233
P301+P310+P331
P240 Ground/bond container and receiving equipment. 与地面接触/连接集装箱和接受设备。

Signal word Danger {} {} {} {} {} {} {} {TCI}

UN Number 1265 UN1265 UN 1265 3/PG 1

Risk Statements

R67 Vapours may cause drowsiness and dizziness 蒸汽可能导致嗜睡和昏厥
R12 Extremely flammable 极端易燃
R51/53
R65 Harmful: may cause lung damage if swallowed 若吞咽可能伤害肺部器官
R66 Repeated exposure may cause skin dryness or cracking 反复接触可能导致皮肤干燥或皴裂

Safety Statements

S16 Keep away from sources of ignition - No smoking 远离火源，禁止吸烟；
S33 Take precautionary measures against static discharges 对静电采取预防措施；
S29 Do not empty into drains 不要排入下水道；
S61 Avoid release to the environment. Refer to special instructions/safety data sheet 避免释放到环境中，参考特别指示/安全收据说明书；
S62 If swallowed, do not induce vomiting: seek medical advice immediately and show this container or label where possible 吞食后不要催吐：立即求医并出示该容器或标签；
S2 Keep out of the reach of children 避免儿童触及；
S9 Keep container in a well-ventilated place 保持容器在通风良好的场所；

Packing GroupI

Hazard Class3

Storage condition +20°C 0-10°C 2-8°C 20℃ 夏天储存温度2-8℃

Warnings 危化品目录(2015) 危险化学品

TYPE OF TEST            : LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 419 gm/m3/2H
TOXIC EFFECTS :
   Behavioral - excitement
REFERENCE :
   JPETAB Journal of Pharmacology and Experimental Therapeutics.  (Williams &
   Wilkins Co., 428 E. Preston St., Baltimore, MD 21202)  V.1-    1909/10-
   Volume(issue)/page/year: 58,74,1936

其他信息

蒸气压:11.17 psi ( 20 °C)
毒性分级:低毒
Acros Organics:2-甲基丁烷 2-Methylbutane, for spectroscopy, 99+%(78-78-4)
上游原料:钠 --> 硅凝胶 --> 正戊烷 --> 萘 --> 脱水剂
有令人愉快的芳香气味。易挥发。溶于碳氢化合物、油类和乙醚，不溶于水，可数量级溶于乙醇、乙醚等多数有机溶剂。
爆炸物危险特性:与空气混合可爆
储运特性:库房通风低温干燥; 与氧化剂、酸类分开存放
MSDS 信息:异戊烷(78-78-4).msds
灭火剂:干粉、干砂、二氧化碳、泡沫
蒸气密度:2.6 (vs air)
职业标准:TWA 1500 毫克/ 立方米
外观性质:无色透明的易挥发液体，有令人愉快的芳香气味。
类别:易燃液体
TCI Shanghai:2-甲基丁烷 2-Methylbutane,>;98.0%(GC)(78-78-4)
用途三:用于色谱分析标准物质，有机合成，也作溶剂
2-甲基丁烷(异戊烷)价格(试剂级):更新日期产品编号产品名称包装价格 2011/08/23 80097481 异戊烷（*） 500ml 378元 2011/08/23 80097480 异戊烷（*） 500ml 378元 2011/08/23 80097490 异戊烷（*） 99％ 500ml 180元
MOL 文件:78-78-4.mol
可燃性危险特性:遇明火、高温、氧化剂易燃; 燃烧产生刺激烟雾
Alfa Aesar:2-甲基丁烷,99+% 2-Methylbutane, 99+%(78-78-4)
Sigma Aldrich:78-78-4(sigmaaldrich)
用途一:可用作聚乙烯生产中催化剂的溶剂、可发性聚苯乙烯的发泡剂、聚氨酯泡沫体系的发泡剂、脱沥青溶剂等
急性毒性:吸入- 小鼠 LCL0: 419000 毫克/ 立方米/ 2 小时
用途二:作溶剂使用时和戊烷、已烷、庚烷等的作用相同，溶解能力较戊烷稍差。该品辛烷值高，可用作汽车、飞机燃料。
图谱信息:2-甲基丁烷(异戊烷)(78-78-4)红外图谱(IR1) 2-甲基丁烷(异戊烷)(78-78-4)核磁图( 13 CNMR) 2-甲基丁烷(异戊烷)(78-78-4)质谱(MS) 2-甲基丁烷(异戊烷)(78-78-4)核磁图( 1 HNMR)
方法一:由石油裂解产物或铂重整的油中分离得到。工业级2-甲基丁烷含的杂质是沸点相近的烷经、环烷经、不饱和烃及水分。不饱和烃用浓硫酸洗涤除去；水分用无水氯化钙、五氧化二磷或金属钠等脱水剂除去，也可采用分子筛脱水；最后再分馏精制，馏出液用高温活化的硅胶吸附柱除去微量的直链烃杂质。以戊烷为原料，在95℃液相催化异构化，可得到2-甲基丁烷。
下游产品:异戊二烯 --> 异戊巴比妥 --> 环戊烷