包装 价格 库存 - 促销价
100mL    RMB    40
500mL    RMB    90
2.5L     RMB   330
Tetraethyl orthosilicate
四乙氧基硅烷

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  • Mol. Formula: Si(OC2H5)4
  • Mol. Weight: 208.33
  • Refractive index: n20/D 1.382(lit.)
  • Boiling Point: 168
  • Density: 0.933
  • Vapor Density: 7.2 (vs air)
  • Vapor Pressure: <;1 mmHg ( 20 °C)
  • Flash Point: 54°C(lit.)
  • TSCA: Yes
  • Melting Point: -85°
  • Solubility: Hydrolysis
  • Stability: 对湿度敏感
Chemical NameTetraethyl orthosilicate
CAS Number78-10-4
Alfabeta NameTETRAETHYLORTHOSILICATE
MDL NumberMFCD00009062
Synonym
  • Tetraethyl orthosilicate
  • Dynasil A
  • AKOS BBS-00004380
  • 原硅酸四乙酯;四乙氧基硅烷;正硅酸乙酯;硅酸乙酯;四乙氧基矽烷;硅酸四乙酯
  • 硅烷四乙酯
  • 四乙氧基矽
  • Tetraethyl silicate
  • TEOS
  • 硅酸四乙基酯
  • 四乙基硅酸酯
  • 正硅酸乙酯
  • TETRAETHYL ORTHOSILICATE
  • Tetraethylsilikat
  • Etylu krzemian
  • ETHYL-O-SILICATE
  • 原硅酸四乙酯
  • Ethyl orthosilicate
  • TETRAETHOXYSILANE
  • 硅酸乙酯
  • Ethyl silicate
  • 四乙氧基硅烷
  • 硅酸四乙酯
  • Silicon tetraethoxide TEOS Tetraethoxysilicon(IV) Tetraethyl silicate 原硅酸四乙酯 四乙氧基硅烷 硅酸四乙酯
  • ES 28 Ester
  • 四乙氧基硅烷, 99+%
  • Ethyl silicat
  • Tetraethoxysilane
  • 原矽酸乙酯
  • 四乙氧基硅烷 硅酸四乙酯
  • es28(ester)
  • ETHYL SILICATE
  • 原硅酸乙酯
  • SILICON TETRAETHOXIDE
  • 四乙氧基矽烷
  • 原硅酸四乙酯;四乙氧基硅烷;正硅酸乙酯;硅酸乙酯;四乙氧基矽烷;TEOS
  • es100
  • Orthosilicic acid tetraethyl ester
PubChem Substance ID 24848042
EC Number201-083-8
Beilstein Registry Number1422225
Merck Number3851
Chemical Name Translation四乙氧基硅烷
Reaxys-RN1422225
Wiswesser Line Notation2O-SI-O2&O2&O2
LabNetwork Molecule IDLN00175733
Warnings
  • IRRITANT
GHS Symbol
WGK Germany1
Hazard statements
  • H226 Flammable liquid and vapour 易燃液体和蒸气
  • H332 Harmful if inhaled 吸入有害
  • H319 Causes serious eye irritation 严重刺激眼睛
  • H335 May cause respiratory irritation 可能导致呼吸道刺激
  • H315 Causes skin irritation 会刺激皮肤
Personal Protective Equipment
  • Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
Hazard Codes
RTECSVV9450000
Precautionary statements
  • P261 Avoid breathing dust/fume/gas/mist/vapours/spray. 避免吸入粉尘/烟/气体/烟雾/蒸汽/喷雾。
  • P304+340+312
  • 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。
  • 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。
  • P337+313 IF eye irritation persists: Get medical advice/attention. 如果眼睛刺激持续:获取医疗咨询/就医。
  • P403+235 Store in a well-ventilated place. Keep cool. 存放在通风良好的地方。保持凉爽。
  • P305+351+338+337+313
  • 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。
  • P261305+351+338
  • P332+313 IF SKIN irritation occurs: Get medical advice/attention. 如果发生皮肤刺激:获取医疗咨询/就医。
  • P501 Dispose of contents/container to..… 处理内容物/容器.....
  • P305+351+338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. 如接触到眼睛:小心地用水冲洗几分钟。如果佩戴隐形眼镜并容易取出的话,取出隐形眼镜。继续冲洗。
  • P302+352+332+313+362+364
  • P305+351+338+310
  • P310 Immediately call a POISON CENTER or doctor/physician. 立即呼救解毒中心或医生/医师。
  • P264 Wash hands thoroughly after handling. 处理后要彻底洗净双手。
  • P303+361+353 IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. 如果沾上皮肤(或头发):删除/立即脱掉所有被污染的衣服。清洗/淋浴冲洗皮肤。
  • P403+233 Store in a well-ventilated place. Keep container tightly closed. 存放在通风良好的地方。保持容器密闭。
  • P240 Ground/bond container and receiving equipment. 与地面接触/连接集装箱和接受设备。
  • P370+378 In case of fire: Use … for extinction. 如果发生火灾:使用...灭火。
  • P304+340 IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing. 如果吸入:转移到空气新鲜处,休息,保持一个适合呼吸的姿势。
  • 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。
Signal word
Packing GroupIII
UN Number
  • UN 1292 3/PG 3
  • UN1292
Risk Statements
Safety Statements
Storage condition
  • Moisture Sensitive
  • 密封或熔封玻璃瓶内干燥保存。
  • Flammables area
  • 充氩保存
Hazard Class3
TYPE OF TEST : LCLo - Lowest published lethal concentration ROUTE OF EXPOSURE : Inhalation SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 1 gm/m3/2H TOXI
TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Rodent - rabbit DOSE/DURATION : 400 mg/kg TOXIC EFFECTS : Lungs, Thorax, or Respiration - pleural effusion Kidney, Ureter, Bladder - interstitial nephritis Blood - other hemolysis with or without anemia REFERENCE : INMEAF Industrial Medicine. (Chicago, IL) V.1-18, 1932-49. For publisher information, see IOHSA5. Volume(issue)/page/year: 6,660,1937
TYPE OF TEST : LCLo - Lowest published lethal concentration ROUTE OF EXPOSURE : Inhalation SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 1000 ppm/4H TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : JIHTAB Journal of Industrial Hygiene and Toxicology. (Cambridge, MA) V.18-31, 1936-49. For publisher information, see AEHLAU. Volume(issue)/page/year: 31,343,1949
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Administration onto the skin SPECIES OBSERVED : Rodent - rabbit DOSE/DURATION : 6300 uL/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : UCD
TYPE OF TEST : LCLo - Lowest published lethal concentration ROUTE OF EXPOSURE : Inhalation SPECIES OBSERVED : Mammal - species unspecified DOSE/DURATION : 4500 mg/m3 TOXIC EFFECTS : Lungs, Thorax, or Respiration - acute pulmonary edema Liver - fatty liver degeneration Blood - other changes REFERENCE : TPKVAL Toksikologiya Novykh Promyshlennykh Khimicheskikh Veshchestv. Toxicology of New
  • 在形成 H+-magadiite 的嵌入化合物中,将与十二胺反应,用于研究混合金属生物活性玻璃。常用作制备干凝胶时的前体
  • Kwon, O-Y. et al. Chem. Mater. 12 , 1273, (2000)
  • Merck: 14,3851
  • Deshmukh; S. C.; Aydil; E. S. J. Vac. Sci. Technol. A 5th ed., 13 , 2355, (1995)
  • Merck: 14,3851 Beilstein:1,334
  • 部分产品数据参考 LabNovo , 请谨慎使用并以实际实验测量值为准。