Dichlorodimethylsilane 二甲基二氯硅烷

CAS 75-78-5 MFCD00000491

化学结构图

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

化学属性

Mol. FormulaC₂H₆Cl₂Si
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 {} {} {} {} {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {JNK {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {Chemicalbook} dimethyl-dichlorsilan(czech) {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {uni_hamburg} dimethyl dichlorsilane {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {}
CAS Number75-78-5
PubChem Substance ID87567047
Beilstein Registry Number605287
MDL NumberMFCD00000491
Reaxys-RN605287
EC Number200-901-0
Chemical Name Translation二甲基二氯硅烷
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 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

系列性分类

  1. Chemical Synthesis 化学合成
  2. Organometallic Reagents 金属有机试剂
  3. Organosilicon 有机硅
  1. Chemical Synthesis 化学合成
  2. Organometallic Reagents 金属有机试剂
  3. Organosilicon 有机硅
  1. Chemical Synthesis 化学合成
  2. Organometallic Reagents 金属有机试剂
  3. Organosilicon 有机硅
  1. Chemical Synthesis 化学合成
  2. Organometallic Reagents 金属有机试剂
  3. Organosilicon 有机硅
  1. Chemical Synthesis 化学合成
  2. Synthetic Reagents 合成试剂
  3. Protection and Derivatization - Synthetic Reagents
  4. Protecting and Derivatizing Reagents - Protection and Derivatization
  1. Analytical & Chromatography 分析化学与色谱
  2. Analytical Standards
  3. Alphabetic - Analytical Standards
  4. D - Alphabetic
  5. DIA - DIC - D
  1. Chemical Synthesis 化学合成
  2. Synthetic Reagents 合成试剂
  3. Protection and Derivatization - Synthetic Reagents
  4. Protecting and Derivatizing Reagents - Protection and Derivatization
  5. Silicon-Based - Protecting and Derivatizing Reagents
  1. Analytical & Chromatography 分析化学与色谱
  2. Gas Chromatography (GC) 气相色谱
  3. GC Accessories - Gas Chromatography (GC)
  4. Packed Column Preparation, Installation, Maintenance, and Storage - GC Accessories
  5. Sylon CT™ - Packed Column Preparation, Installation, Maintenance, and Storage
  1. Chemical Synthesis 化学合成
  2. Organometallic Reagents 金属有机试剂
  3. Organosilicon 有机硅
  4. Silanes 硅烷
  1. Chemical Synthesis 化学合成
  2. Synthetic Reagents 合成试剂
  3. Silicon Compounds for Organic Synthesis 硅化合物

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