Dichlorodimethylsilane 二氯二甲基硅烷

CAS 75-78-5 MFCD00000491

化学结构图

75-78-5
SMILES: C[Si](C)(Cl)Cl

化学属性

Mol. FormulaC2 H6 Cl2 Si
Mol. Weight129.06
Refractive index1.4020 to 1.4060
Density1.07
Flash Point-7°C(lit.)
TSCAYes
Boiling Point70
Melting Point-76
Solubility起反应
Stability易吸潮

别名和识别编码

Chemical NameDichlorodimethylsilane
Synonym (CH3)2SiCl2 DMDCS Dow Corning® 产品 Z-1219 二甲基二氯硅烷 DMDCS 二甲基二氯硅烷 DMDCS 二甲基二氯硅烷 硅烷 M2 Dichlorodimethylsilane Dichlorodimethylsilicon {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {} {} {} {} {} {} {
CAS Number75-78-5
PubChem Substance ID87567047
Beilstein Registry Number605287
MDL NumberMFCD00000491
Reaxys-RN605287
EC Number200-901-0
Chemical Name Translation二氯二甲基硅烷
Wiswesser Line NotationG-SI-G1&1
LabNetwork Molecule IDLN00163844
InChIInChI=1S/C2H6Cl2Si/c1-5(2,3)4/h1-2H3
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分类

  • {SNA} Analytical/Chromatography, Chemical Synthesis, Ion Sensor Materials, Protecting and Derivatizi
  • {SNA} Chemical Synthesis, Protecting and Derivatizing Reagents, Protection and Derivatization, Silicon-Based, Synthetic Reagents
  • {SNA} Chemical Synthesis, Ion Sensor Materials, Protecting and Derivatizing Reagents, Protection and Derivatization, Silanizing Agents for ISE, Silicon-Based, Synthetic Reagents, 分析/色谱
  • Analytical Reagents, Analytical/Chromatography, Derivatization Reagents, GC Accessories, Gas Chromatography (GC), Packed Column Preparation, Installation, Maintenance, and Storage, Reagents for Deactivating Glassware and Chromatographic Supports,

产品应用

  • 硅烷化剂,扫尾剂。制造二甲基硅醚油、硅酮橡胶、硅酮树脂的中间体。

相关文献及参考

  • Silicone intermediate and silylating agent, forming dimethylsilylene derivatives of diols. The main limitation of these is their extreme susceptibilty to hydrolysis. See Appendix 4.
  • Short: III/20a
  • Short: II/14a
  • Short: II/25B
  • Beilstein:4(3)1877
  • For use in combination with triflic acid to generate dimethyldisilyl triflate, and its use in synthesis, see N,N'-Diacetyl­hydrazine, A13393.

安全信息

GHS Symbol
WGK Germany1
Hazard Codes 3 F,C
Hazard statements
  • H225 Highly flammable liquid and vapour 高度易燃液体和蒸气
  • H302 Harmful if swallowed 吞食有害
  • H304 May be fatal if swallowed and enters airways 吞食和进入呼吸道可能致命
  • H314 Causes severe skin burns and eye damage 导致严重的皮肤灼伤和眼睛损伤
  • H315 Causes skin irritation 会刺激皮肤
  • H319 Causes serious eye irritation 严重刺激眼睛
  • H331 Toxic if inhaled 吸入中毒
  • H335 May cause respiratory irritation 可能导致呼吸道刺激
  • H336 May cause drowsiness or dizziness 肯能导致嗜睡或头晕
  • H410 Verytoxictoaquaticlifewithlonglastingeffects 对水生生物毒性非常大并具有长期影响。
Personal Protective Equipment Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
Precautionary statements
  • 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。
  • P233 Keep container tightly closed. ?保持容器密闭。
  • P234 Keep only in original container. 只保留在原来的容器中。
  • P240 Ground/bond container and receiving equipment. 与地面接触/连接集装箱和接受设备。
  • P241+P242+P243
  • 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。
  • 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。
  • 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。
  • 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。
  • P301+P310
  • P301+P330+P331+P310
  • P303+
  • P303+P361+P353
  • P303+P361+P353+P310+P363
  • P304+P340+P310
  • P305+P351+P338
  • P305+P351+P338+P310
  • P331 Do NOT induce vomiting.. 不要催吐。
  • P332+P313
  • 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
  • P370+P378
  • P390 Absorb spillage to prevent material damage. 吸收溢出物,防止重大损害。
  • P403+P233
  • P405 Store locked up. 上锁保管。
  • P406 Store in corrosive resistant/… container with a resistant inner liner. 存放在耐腐蚀/具有耐性的内衬容器。
  • P501 Dispose of contents/container to..… 处理内容物/容器.....
Signal word Danger
RTECSVV3150000
UN Number 1162
Risk Statements
  • R11 Highly flammable 非常易燃
  • R14 Reacts violently with water 遇水会猛烈反应
  • R20 Harmful by inhalation 吸入有害
  • R20/21 Harmful by inhalation and in contact with skin 吸入及与皮肤接触有害
  • R20/22 Harmful by inhalation and if swallowed 吸入和不慎吞咽有害
  • R34 Causes burns 会导致灼伤
  • R35 Causes severe burns 会导致严重灼伤
  • R36/37/38 Irritating to eyes, respiratory system and skin 对眼睛、呼吸系统和皮肤有刺激性
  • R37 Irritating to respiratory system 刺激呼吸道
  • R38 Irritating to skin 刺激皮肤
  • R48/20
  • R50/53
  • R59 Dangerous for the ozone layer 对臭氧层有危害
  • R63 Possible risk of harm to the unborn child 可能危害未出生婴儿
  • R65 Harmful: may cause lung damage if swallowed 若吞咽可能伤害肺部器官
  • R67 Vapours may cause drowsiness and dizziness 蒸汽可能导致嗜睡和昏厥
Storage condition +4°C 4 4℃ Moisture Sensitive Store at 0-5°C 充氩储存 充氩密封阴凉干燥保存。
Safety Statements
  • S16 Keep away from sources of ignition - No smoking 远离火源,禁止吸烟;
  • S2 Keep out of the reach of children 避免儿童触及;
  • S26 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice 眼睛接触后,立即用大量水冲洗并征求医生意见;
  • S36/37/39 Wear suitable protective clothing, gloves and eye/face protection 穿戴适当的防护服、手套和眼睛/面保护;
  • 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);
  • 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;
  • S7/9 Keep container tightly closed and in a well-ventilated place 保持容器严格密闭,置于通风良好的场所;
Packing GroupII
Hazard Class3/8
Warnings 危化品目录(2015)
TYPE OF TEST            : LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 300 mg/m3/2H
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   TPKVAL Toksikologiya Novykh Promyshlennykh Khimicheskikh Veshchestv.
   Toxicology of New Industrial Chemical Substances.  For English translation,
   see TNICS*.  (Izdatel'stvo Meditsina, Moscow, USSR)  No.1-    1961-
   Volume(issue)/page/year: 3,23,1961

TYPE OF TEST            : LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 930 ppm/4H
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J.,
   Prague, Czechoslovakia, Avicenum, 1986  Volume(issue)/page/year: -,1219,1986

TYPE OF TEST            : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 10 mg/kg
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

TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill

TYPE OF TEST            : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 10 mg/kg
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: 30,332,1948

Restrict 危险品

其他信息

  • 海关编码:29310095
  • 存储注意事项:氮气保护;湿度敏感
  • 敏感性:Moisture
  • F:3-10-19-21
  • 刺激数据:皮肤- 兔子 20 毫克/ 24小时 中度; 眼睛- 兔子 5 毫克/ 24小时 重度
  • Alfa Aesar:二氯二甲基硅烷,tech. Dichlorodimethylsilane, tech.(75-78-5)
  • 检测方法:GC,NMR
  • Sigma Aldrich:75-78-5(sigmaaldrich)
  • 用途一:用作有机硅树脂的单体
  • 急性毒性:吸入- 大鼠 LC50: 930 PPM/4小时; 吸入-小鼠LC50:300毫克/立方米/2小时
  • MSDS 信息:二甲基二氯硅烷(75-78-5).msds
  • MOL 文件:75-78-5.mol
  • 外观性质:无色液体,在潮湿空气中发烟。
  • 二氯二甲基硅烷价格(试剂级):更新日期 产品编号 产品名称 包装 价格 2011/08/23 80052527 二甲基二氯硅烷;二甲基二氯化硅 250ml 94元 2011/08/23 80
  • 类别:易燃液体
  • 用途三:硅烷化剂,扫尾剂。制造二甲基硅醚油、硅酮橡胶、硅酮树脂的中间体。
  • 常规方法:用铁桶或棕色玻璃瓶包装。贮存于阴凉通风处、防水、防热、防火。按有毒危险品规定贮运。
  • 防护措施:本品剧毒。对呼吸道及皮肤有刺激作用。长期接触后,有鼻粘膜萎缩或发生支气管炎等症状。此外,尚有头痛、嗜眠、无力、胸痛等症状。对鼠类的LD50为300mg/kg。本品遇水释放出氯化氢,也有刺激性和腐蚀性,操作中要特别注意。触及皮肤和眼后要用大量水冲洗,设备应密闭,操作人员应穿戴好防护用具。
  • TSCA:Yes
  • 灭火剂:干粉、干砂、干石粉、二氧化碳
  • 方法一:有间接法和直接法。现在工业上均采用直接法,该法由美国E.G.罗乔于1940年发明。生产中以铜或铜盐为催化剂,在300℃左右使一氯甲烷与硅粉直接反应,这是一个复杂的非均相反应,反应混合物主要含二甲基二氯硅烷(占75%)、一甲基三氯硅烷(占20-30%)、三甲基一氯硅烷(占5%)及甲基二氯硅烷;这些组分的沸点分别是70℃,66.
  • 储运
  • 用途二:甲基氯硅烷是合成有机硅高分子化合物的主要单体。二甲基二氯硅烷用于制硅油、硅橡胶和硅树脂;一甲基二氯硅烷用于制织物防潮剂及其他有机单体;三甲基一氯硅烷作为硅油的封头等,甲基三氯硅烷用作硅树脂等。这些制品广泛用于防潮电器绝缘材料、层压制品、涂料、润滑油、建筑材料等。
  • Acros Organics:二氯二甲基硅烷 Dichlorodimethylsilane, 99+%(75-78-5)
  • 上游原料:氯化亚铜 --> 三甲基氯硅烷 --> 氯甲烷 --> 硅 --> 甲基三氯硅烷
  • 有吸湿性。与水作用生成二甲基硅氧烷和盐酸。溶于苯和乙醚。易燃、易爆,有刺激性。
  • 可燃性危险特性:遇明火、高温、氧化剂易燃; 高热或遇水分解氯化物毒雾
  • TCI Shanghai:二甲基二氯硅烷 Dichlorodimethylsilane,>;98.0%(GC)(75-78-5)
  • 毒性分级:高毒
  • 图谱信息:二氯二甲基硅烷(75-78-5)核磁图( 13 CNMR) 二氯二甲基硅烷(75-78-5)核磁图( 1 HNMR) 二氯二甲基硅烷(75-78-5)质谱(MS) 二氯二甲基硅烷(75-78-5)红外图谱(IR1)
  • 下游产品:碳化硅 --> 苯基二甲基氯硅烷 --> 八甲基环四硅氧烷 --> 叔丁基二甲基氯硅烷 --> 多种表面活性剂复配物 --> 叶黄素 --> 甲基环硅氧烷 --> 硅树脂 --> 疏水性二氧化硅 --> 二甲基硅油 35

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