Isoprene 异戊二烯

CAS 78-79-5 MFCD00008600

化学结构图

78-79-5
SMILES: C=CC(=C)C

化学属性

Autoignition Point428 °F
Refractive index1.4200 to 1.4230
Vapor Density2.35 (vs air)
Boiling Point35°C
Vapor Pressure8.82 psi ( 20 °C)
Melting Point-146 °C(lit.)
Flash Point-54°C(lit.)
TSCAYes
Solubility0.07 G/100 ML
Stability热敏感
Density0.661
Mol. FormulaC5H8
Mol. Weight68.12

别名和识别编码

Chemical NameIsoprene
Synonym ß-Methylbivinyl NSC 9237 异戊二烯 1,3-butadiene, 2-methyl- 2-Methylbuta-1,3-diene 2-methyl-1,3-butadiene β-Methylbivinyl isopentadiene 2-甲基-1,3-丁二烯 beta-Methylbivinyl 异戊二烯, 99%, 含大概0.02% 4-叔丁基邻苯二酚 C5H8 (2-methyl-buta-1,3-diene) 3-Methyl-1,3-butadiene 2-Methyl-1,3-butadiene 2-Methylbutadiene isoprene 2-methyl-buta-1,3-diene 1,3-Butadiene, 2-methyl-
MDL NumberMFCD00008600
CAS Number78-79-5
PubChem Substance ID6557
EC Number201-143-3
Beilstein Registry Number1,252
Merck Number5201
Reaxys-RN969158
Chemical Name Translation异戊二烯
Wiswesser Line Notation1UY1&1U1
LabNetwork Molecule IDLN00193315
InChIInChI=1S/C5H8/c1-4-5(2)3/h4H,1-2H2,3H3
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分类

  • {SNA} Alphabetical Index of Analytical Standards, Alpha Sort, Analytical Standards, Analytical/Chromatography, Chromatography, E-L, Environmental Standards, Gasoline, Diesel, & Petroleum, I,
  • {SNA} Alpha Sort, Alphabetical Index of Analytical Standards, Analytical Standards, Analytical/Chromatography, Chromatography, E-L, Environmental Standards, Gasoline, Diesel, & Petroleum, I, Olefins, Standards for Personal Care and Cosmetic Products, Substance classes, Volatiles/ Semivolatiles, neats, prohibited substances (EU-REGULATION No 1223/2009)
  • {SNA} Alpha Sort,
  • {SNA} Additional Standards,
  • {SNA} Acycl

产品应用

  • ⑴. 主要用于生产聚异戊二烯橡胶,也是丁基橡胶的第二单体,还用于制造农药、医药、香料及黏结剂等。
  • ⑵. 聚合反应的单体,用于合成聚异戊二烯橡胶、异戊橡胶、丁基橡胶,与苯乙烯共聚合成SIS热塑性弹性体等。也是制备精细化学品的重要原料,用于制造胶黏剂、合成香料、杀虫剂、阻聚剂、医药品等。
  • ⑶. 重要的有机化工原料,用作合成橡胶、丁基橡胶单体等。

相关文献及参考

  • Short: II/25D
  • Merck: 14,5201 Beilstein: 1,IV,1001
  • Short: II/19b
  • Merck: 14,5201

安全信息

GHS Symbol
WGK Germany3
Hazard statements
  • H350 May cause cancer 可能致癌
  • H412 Harmfutoaquaticlifewithlonglastingeffects 对水生生物有害并具有长期影响。
  • H341 Suspected of causing genetic defects 怀疑导致遗传性缺陷
  • H224 Extremely flammable liquid and vapour 极端易燃液体和蒸气
  • H411 Toxictoaquaticlifewithlonglastingeffects 对水生生物有毒性并具有长期影响。
Personal Protective Equipment Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US)
Precautionary statements
  • 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
  • P308+P313
  • P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking. 远离热源/火花/明火/热的表面。——禁止吸烟。
  • P281 Use personal protective equipment as required. 使用所需的个人防护装备。
  • P273 Avoid release to the environment. 避免释放到环境中。
  • P201 Obtain special instructions before use. 使用前获取专门指示。
  • P403+P233
  • P264 Wash hands thoroughly after handling. 处理后要彻底洗净双手。
  • P303+P361+P353
  • P240 Ground/bond container and receiving equipment. 与地面接触/连接集装箱和接受设备。
  • P304+P340
  • P270 Do not eat, drink or smoke when using this product. 使用本产品时不要吃东西,喝水或吸烟。
  • P241 Use explosion-proof electrical/ventilating/lighting/…/equipment. 使用防爆电气/通风/照明/ .../设备。
  • P260 Do not breathe dust/fume/gas/mist/vapours/spray. 不要吸入粉尘/烟/气体/烟雾/蒸汽/喷雾。
  • P202 Do not handle until all safety precautions have been read and understood. 已阅读并理解所有的安全预防措施之前,切勿操作。
  • P304+P340+P312
  • P305+P351+P338+P337+P313
Signal word Danger
RTECSNT4037000
Packing GroupI
UN Number 1218 UN1218
Risk Statements
  • R68 Possible risk of irreversible effects 可能有不可挽回的作用的危险
  • R52/53
  • R12 Extremely flammable 极端易燃
  • R45 May cause cancer 可能致癌
  • R51/53
Safety Statements
  • 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;
  • S45 In case of accident or if you feel unwell seek medical advice immediately (show the label where possible) 发生事故时或感觉不适时,立即求医(可能时出示标签);
  • S36/37 Wear suitable protective clothing and gloves 穿戴适当的防护服和手套;
  • S53 Avoid exposure - obtain special instructions before use 避免接触,使用前获得特别指示说明;
  • S16 Keep away from sources of ignition - No smoking 远离火源,禁止吸烟;
Hazard Codes F+,T F+,T,N F+;T
Storage condition 0-10 2-8°C保存 储存温度2-8℃ 0-10°C
Hazard Class3
Warnings 危化品目录(2015)
TYPE OF TEST            : LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 180 gm/m3/4H
TOXIC EFFECTS :
   Behavioral - general anesthetic
   Lungs, Thorax, or Respiration - respiratory depression
REFERENCE :
   RPTOAN Russian Pharmacology and Toxicology (English Translation).
   Translation of FATOAO.  (Euromed Pub., 33, Woodlands Rd., Surbiton, Surrey,
   UK)  V.30-    1967-  Volume(issue)/page/year: 31,162,1968

TYPE OF TEST            : LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 139 gm/m3/2H
TOXIC EFFECTS :
   Lungs, Thorax, or Respiration - other changes
REFERENCE :
   GTPZAB Gigiena Truda i Professional'nye Zabolevaniya.  Labor Hygiene and
   Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR)
   V.1-36, 1957-1992. For publisher information, see MTPEEI
   Volume(issue)/page/year: 9(1),36,1965

TYPE OF TEST            : Sister chromatid exchange
ROUTE OF EXPOSURE       : Inhalation
TEST SYSTEM             : Rodent - mouse
DOSE/DURATION           : 438 ppm/6H/12D (Continuous)
REFERENCE :
   MUTAEX Mutagenesis. (Oxford Univ. Press, Pinkhill House, Southfield Road,
   Eynsham, Oxford OX8 1JJ, UK) V.1- 1986-  Volume(issue)/page/year: 3,141,1988

TYPE OF TEST            : Micronucleus test
ROUTE OF EXPOSURE       : Inhalation
TEST SYSTEM             : Rodent - mouse
DOSE/DURATION           : 438 ppm/6H/12D (Continuous)
REFERENCE :
   MUTAEX Mutagenesis. (Oxford Univ. Press, Pinkhill House, Southfield Road,
   Eynsham, Oxford OX8 1JJ, UK) V.1- 1986-  Volume(issue)/page/year: 3,141,1988

Restrict 危险品

其他信息

  • ⑴. 储存于阴凉、通风的库房。库温不宜超过29℃。远离火种、热源。包装要求密封,不可与空气接触。应与氧化剂、酸类、卤素等分开存放,切忌混储。 ⑵. 不宜大量储存或久存。采用防爆型照明、通风设施。禁止使用易产生火花的机械设备和工具。储区应备有泄漏应急处理设备和合适的收容材料。

系列性分类