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1,3-Diethoxy-1,1,3,3-tetramethyldisiloxane - 95%, high purity , CAS No.18420-09-2

  • ≥95%
Item Number
D168098
Grouped product items
SKUSizeAvailabilityPrice Qty
D168098-1ml
1ml
In stock
$12.90
D168098-5ml
5ml
In stock
$44.90
D168098-25ml
25ml
Available within 4-8 weeks(?)
Items will be manufactured post-order and can take 4-8 weeks. Thank you for your patience!
$149.90
View related series
Organosilicon Reagents

Basic Description

Synonyms18420-09-2|1,3-Diethoxy-1,1,3,3-tetramethyldisiloxane|1,1,3,3-Tetramethyl-1,3-diethoxydisiloxane|ethoxy-[ethoxy(dimethyl)silyl]oxy-dimethylsilane|70851-25-1|Disiloxane, 1,3-diethoxy-1,1,3,3-tetramethyl-|MFCD00053754|METHOXY TERMINATED POLYDIMETHYLSILOXANE
Specifications & Purity95%
Storage TempRoom temperature
Shipped InNormal

Names and Identifiers

Pubchem Sid488186430
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488186430
IUPAC Name ethoxy-[ethoxy(dimethyl)silyl]oxy-dimethylsilane
INCHI InChI=1S/C8H22O3Si2/c1-7-9-12(3,4)11-13(5,6)10-8-2/h7-8H2,1-6H3
InChi Key NPOYZXWZANURMM-UHFFFAOYSA-N
Canonical SMILES CCO[Si](C)(C)O[Si](C)(C)OCC
Isomeric SMILES CCO[Si](C)(C)O[Si](C)(C)OCC
WGK Germany 3
PubChem CID 87635
Molecular Weight 222.43

Certificates

Certificate of Analysis(COA)

Enter Lot Number to search for COA:

To view the certificate results,please click on a Lot number.For Lot numbers from past orders,please use our order status section

9 results found

Lot NumberCertificate TypeDateItem
L2202070Certificate of AnalysisSep 11, 2024 D168098
L2202071Certificate of AnalysisSep 11, 2024 D168098
G2403509Certificate of AnalysisMay 09, 2024 D168098
G2403510Certificate of AnalysisMay 09, 2024 D168098
G2403551Certificate of AnalysisMay 09, 2024 D168098
G2403552Certificate of AnalysisMay 09, 2024 D168098
D2307256Certificate of AnalysisNov 19, 2022 D168098
D2307267Certificate of AnalysisNov 19, 2022 D168098
L2202069Certificate of AnalysisNov 19, 2022 D168098

Chemical and Physical Properties

Refractive Index1.389
Flash Point(°F)109.4 °F
Flash Point(°C)43 °C
Boil Point(°C)161℃

Safety and Hazards(GHS)

Pictogram(s) GHS07,   GHS02
Signal Warning
Hazard Statements

H315:Causes skin irritation

H319:Causes serious eye irritation

H335:May cause respiratory irritation

H226:Flammable liquid and vapor

Precautionary Statements

P261:Avoid breathing dust/fume/gas/mist/vapors/spray.

P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses if present and easy to do - continue rinsing.

P280:Wear protective gloves/protective clothing/eye protection/face protection.

P370+P378:In case of fire: Use ... to extinguish.

P210:Keep away from heat, hot surface, sparks, open flames and other ignition sources. - No smoking.

P302+P352:IF ON SKIN: wash with plenty of water.

P321:Specific treatment (see ... on this label).

P405:Store locked up.

P501:Dispose of contents/container to ...

P233:Keep container tightly closed.

P240:Ground/bond container and receiving equipment.

P264:Wash hands [and …] thoroughly after handling.

P403+P235:Store in a well-ventilated place. Keep cool.

P303+P361+P353:IF ON SKIN (or hair): Take off Immediately all contaminated clothing. Rinse SKIN with water [or shower].

P271:Use only outdoors or in a well-ventilated area.

P241:Use explosion-proof [electrical/ventilating/lighting/.../] equipment.

P304+P340:IF INHALED: Remove person to fresh air and keep comfortable for breathing.

P403+P233:Store in a well-ventilated place. Keep container tightly closed.

P362+P364:Take off contaminated clothing and wash it before reuse.

P242:Use only non-sparking tools.

P243:Take precautionary measures against static discharge.

P264+P265:Wash hands [and …] thoroughly after handling. Do not touch eyes.

P337+P317:If eye irritation persists: Get medical help.

P332+P317:If skin irritation occurs: Get medical help.

P319:Get medical help if you feel unwell.

WGK Germany 3

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