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75-78-5 molecular structure
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dichlorodimethylsilane

ChemBase ID: 127090
Molecular Formular: C2H6Cl2Si
Molecular Mass: 129.06054
Monoisotopic Mass: 127.96158208
SMILES and InChIs

SMILES:
C[Si](C)(Cl)Cl
Canonical SMILES:
C[Si](Cl)(Cl)C
InChI:
InChI=1S/C2H6Cl2Si/c1-5(2,3)4/h1-2H3
InChIKey:
LIKFHECYJZWXFJ-UHFFFAOYSA-N

Cite this record

CBID:127090 http://www.chembase.cn/molecule-127090.html

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NAMES AND DATABASE IDS

NAMES AND DATABASE IDS

Names Database IDs
IUPAC name
dichlorodimethylsilane
IUPAC Traditional name
dimethyldichlorosilane
Synonyms
Dichlorodimethylsilane
dichlorodimethylsilicoe
dimethylsilicon dichloride
dimethylsilane dichloride
DMDCS
Dimethyldichlorosilane
Silanization solution I
Silanization solution II
Dimethylsilyl dichloride
Silane M2
Dichlorodimethylsilane solution
Dimethyldichlorosilane solution
Dimethyldichlorosilane/o-Xylene 1/19 (v/v)
Silanization solution V
Dimethyldichlorosilane
Dichlorodimethylsilane
dichlorodimethylsilane
硅烷化溶液 I
甲硅烷基化溶液 II
硅烷 M2
二氯二甲基硅烷 溶液
二甲基二氯硅烷 溶液
二甲基二氯硅烷/邻二甲苯 1/19 (v/v)
硅烷化溶液 V
Dow Corning® 产品 Z-1219
二甲基二氯硅烷
二氯二甲基硅烷
CAS Number
75-78-5
EC Number
200-901-0
MDL Number
MFCD00000491
Beilstein Number
605287
PubChem SID
24867582
24888310
24865020
24888308
24888309
24865011
24865007
24887546
162221413
24859830
PubChem CID
6398
Chemspider ID
6158
Unique Ingredient Identifier
8TSJ92JX69
Wikipedia Title
Dimethyldichlorosilane

CALCULATED PROPERTIES

CALCULATED PROPERTIES

JChem
H Acceptors H Donor
LogD (pH = 5.5) 1.1894  LogD (pH = 7.4) 1.1894 
Log P 1.1894  Molar Refractivity 24.164 cm3
Polarizability 11.097548 Å3 Polar Surface Area 0.0 Å2
Rotatable Bonds Lipinski's Rule of Five true 

PROPERTIES

PROPERTIES

Physical Property Safety Information Product Information Bioassay(PubChem)
Solubility
Decomposes in water expand Show data source
Apperance
clear liquid expand Show data source
Melting Point
-76 °C(lit.) expand Show data source
-76°C expand Show data source
-77 - -76°C expand Show data source
ca -76°C expand Show data source
Boiling Point
70 °C(lit.) expand Show data source
70°C expand Show data source
70-71°C expand Show data source
Flash Point
23 °F expand Show data source
24.8 °F expand Show data source
39.2 °F expand Show data source
4 °C expand Show data source
-4 °C expand Show data source
-5 °C expand Show data source
-5°C(23°F) expand Show data source
Density
1.064 g·cm-3 (l) expand Show data source
1.068 expand Show data source
1.07 g/mL at 25 °C(lit.) expand Show data source
1.333 g/mL at 20 °C expand Show data source
Refractive Index
1.4045 expand Show data source
n20/D 1.388 expand Show data source
n20/D 1.404 expand Show data source
n20/D 1.404(lit.) expand Show data source
n20/D 1.437 expand Show data source
n20/D 1.500 expand Show data source
Hydrophobicity(logP)
0.316 expand Show data source
Storage Warning
Moisture Sensitive expand Show data source
RTECS
VV3150000 expand Show data source
European Hazard Symbols
Flammable Flammable (F) expand Show data source
Nature polluting Nature polluting (N) expand Show data source
Irritant Irritant (Xi) expand Show data source
Harmful Harmful (Xn) expand Show data source
UN Number
1162 expand Show data source
1307 expand Show data source
2831 expand Show data source
2924 expand Show data source
UN1162 expand Show data source
MSDS Link
Download expand Show data source
Download expand Show data source
Download expand Show data source
Download expand Show data source
Download expand Show data source
Download expand Show data source
Download expand Show data source
Download expand Show data source
Download expand Show data source
German water hazard class
1 expand Show data source
2 expand Show data source
3 expand Show data source
Hazard Class
3 expand Show data source
6.1 expand Show data source
Packing Group
2 expand Show data source
3 expand Show data source
II expand Show data source
Risk Statements
11-20/21-38 expand Show data source
11-36/37/38 expand Show data source
11-38-50/53-65-67 expand Show data source
20-59 expand Show data source
Safety Statements
16-36/37 expand Show data source
16-61-62 expand Show data source
2 expand Show data source
59 expand Show data source
TSCA Listed
expand Show data source
GHS Pictograms
GHS02 expand Show data source
GHS07 expand Show data source
GHS08 expand Show data source
GHS09 expand Show data source
GHS Signal Word
Danger expand Show data source
GHS Hazard statements
H225-H304-H315-H336-H410 expand Show data source
H225-H312-H315-H332 expand Show data source
H225-H315-H319-H335 expand Show data source
GHS Precautionary statements
P210-P241-P303+P361+P353-P305+P351+P338-P405-P501A expand Show data source
P210-P261-P273-P301 + P310-P331-P501 expand Show data source
P210-P261-P305 + P351 + P338 expand Show data source
P210-P280 expand Show data source
Personal Protective Equipment
Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter expand Show data source
RID/ADR
UN 1162 3/PG 2 expand Show data source
UN 1307 3/PG 2 expand Show data source
UN 2831 6.1/PG 3 expand Show data source
UN 2924 3/PG 2 expand Show data source
Storage Temperature
2-8°C expand Show data source
Purity
~5% (dimethyldichlorosilane in heptane) expand Show data source
≥98.0% (GC) expand Show data source
≥98.5% (GC) expand Show data source
≥99.0% (GC) expand Show data source
≥99.5% expand Show data source
95% expand Show data source
99% expand Show data source
Concentration
~2% dimethyldichlorosilane in 1,1,1-trichloroethane expand Show data source
~5% (dimethyldichlorosilane in o-xylene) expand Show data source
Grade
for GC derivatization expand Show data source
produced by Wacker expand Show data source
purum expand Show data source
Selectophore™ expand Show data source
Packaging
pkg of 100 mL expand Show data source
Description
Silyl reagent expand Show data source
Compatibility
technique used for deactivating glassware and chromatographic supports expand Show data source
Linear Formula
(CH3)2SiCl2 expand Show data source
Empirical Formula (Hill Notation)
C2H6Cl2Si expand Show data source

DETAILS

DETAILS

Wikipedia Wikipedia Sigma Aldrich Sigma Aldrich
Sigma Aldrich - 440272 external link
Application
Common reagent for synthesis of optically active ansa-mettallocene polymerization catalysts.
Used to prepare a resin bound siloxane with reactivity towards tertiary alcohols.1
Packaging
1 L in Sure/Seal™
100 mL in Sure/Seal™
View returnable container options.
Sigma Aldrich - 40140 external link
Other Notes
Silylating agent for diols, diamines, etc.; the protection is very sensitive to hydrolysis 1,2,3,4
Packaging
25, 100, 500 mL in glass bottle
Sigma Aldrich - 80430 external link
Other Notes
prices for bulk quantities on request
Sigma Aldrich - 85127 external link
General description
Visit our Sensor Applications portal to learn more.
Other Notes
dimethyldichlorosilane/1,1,1-trichloroethane 1/39 (v/v)
Ready-to-use solution for silanizing micro-electrodes1
Sales restrictions may apply
Sigma Aldrich - 85126 external link
General description
Visit our Sensor Applications portal to learn more.
Other Notes
dimethyldichlorosilane/heptane 1/30 (v/v)
Ready-to-use solution for silanizing micro-electrodes1
Legal Information
Selectophore is a trademark of Sigma-Aldrich GmbH
Sigma Aldrich - 40136 external link
General description
Visit our Sensor Applications portal to learn more.
Legal Information
Selectophore is a trademark of Sigma-Aldrich GmbH
Sigma Aldrich - 85121 external link
General description
Visit our Sensor Applications portal to learn more.
Other Notes
Ready-to-use solution for silanizing microelectrode pipettes by the dip-and-bake method1,2,3
Legal Information
Selectophore is a trademark of Sigma-Aldrich GmbH

REFERENCES

REFERENCES

From Suppliers Google Scholar IconGoogle Scholar PubMed iconPubMed Google Books IconGoogle Books
  • • Silicone intermediate and silylating agent, forming dimethylsilylene derivatives of diols. The main limitation of these is their extreme susceptibilty to hydrolysis. See Appendix 4.
  • • For use in combination with triflic acid to generate dimethyldisilyl triflate, and its use in synthesis, see N,N'-Diacetylhydrazine, A13393.
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PATENTS

PATENTS

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INTERNET

INTERNET

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