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CAS 1189-93-1 1,1,3,3,5,5-Hexamethyltrisiloxane molecular structure lightbox
CAS RN: 1189-93-1

1,1,3,3,5,5-Hexamethyltrisiloxane

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8 package records7 with current stock2 grade groups
Batch No.PackageAvailabilityWarehouseInquiry
Batchno.20250417 100ml In stock Inquiry
Batchno.20250927 25ml In stock Inquiry
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Batchno.20250614 100g In stock Shanghai, Shenzhen, Tianjin Inquiry
Batchno.20260424 1g In stock Shanghai, Tianjin, Wuhan, Chengdu Inquiry
Batchno.20251210 25g In stock Shanghai, Shenzhen Inquiry
Batchno.20251205 500g Out of stock Inquiry
Batchno.20251007 5g In stock Shanghai Inquiry
  • Product code: ICTH1441
  • Purity/Analytical Methods: >97.0%(GC)
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1189-93-1 / 1,1,3,3,5,5-Hexamethyltrisiloxane

bis(dimethylsilyloxy)-dimethylsilane | MFCD00197934 | Bis(dimethylsilyloxy)-dimethyl-silane

Standard CAS: 1189-93-1 Multi CAS: Yes
Basic Information Computed Properties Safety & Transport

Basic Information

CAS
1189-93-1
Multi CAS
Yes
Molecular Formula
C6H18O2Si3
Molecular Weight
206.460000
Exact Mass
206.061459
SMILES
C[Si](C)O[Si](C)(C)O[Si](C)C
InChI
InChI=1S/C6H18O2Si3/c1-9(2)7-11(5,6)8-10(3)4/h1-6H3
InChIKey
YTEISYFNYGDBRV-UHFFFAOYSA-N
Synonyms
bis(dimethylsilyloxy)-dimethylsilane MFCD00197934 Bis(dimethylsilyloxy)-dimethyl-silane Simethicone Impurity 16 DMS-H21

Computed Properties

Structural Parameters

Heavy atom count
11
Fraction Csp3
1
Rotatable bonds
4
H-bond acceptors
2
Molar refractivity
54.62
TPSA
18.46

LogP / Solubility

WLOGP
2.22
MLOGP
1.96
XLogP3
2.22
Consensus LogP
2.13
Log S (ESOL)
-2.26
Class (ESOL)
Moderately soluble
Log S (Ali)
-2.86
Class (Ali)
Moderately soluble
Log S (SILICOS-IT)
-3.33
Class (SILICOS-IT)
Poorly soluble

ADME

GI absorption
High
BBB permeant
Yes
P-gp substrate
No
CYP1A2 inhibitor
No
CYP2C19 inhibitor
No
CYP2C9 inhibitor
No
CYP2D6 inhibitor
No
CYP3A4 inhibitor
No
Log Kp (skin permeation)
-2.4

Drug-likeness / Medicinal Chemistry

Lipinski
Yes
Ghose
No
Veber
Yes
Egan
Yes
Muegge
Yes
Bioavailability score
0.55
Brenk alerts
1
Leadlikeness
No
Synthetic Accessibility
1.5

Safety & Transport

Pictogram(s)
Flammable
Signal
Danger
GHS Hazard Statements
H225 (100%): Highly Flammable liquid and vapor [Danger Flammable liquids]
Precautionary Statement Codes
P210, P233, P240, P241, P242, P243, P280, P303+P361+P353, P370+P378, P403+P235, and P501

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