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CAS 2157-45-1 TETRAKIS(2-METHOXYETHOXY)SILANE molecular structure lightbox
CAS RN: 2157-45-1

TETRAKIS(2-METHOXYETHOXY)SILANE

Product Availability

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4 package records3 with current stock2 grade groups
Batch No.PackageAvailabilityWarehouseInquiry
Batchno.20250905 5g / 25g / 100g / 500g Confirm by inquiry Shanghai, Shandong, Hebei Inquiry
Batch No.PackageAvailabilityWarehouseInquiry
Batchno.20260115 100g In stock Tianjin Inquiry
Batchno.20250307 25g Out of stock Inquiry
Batchno.20250619 500g In stock Shenzhen Inquiry
  • Product code: SSC-103381
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Historical Factory Record

Historical Supply Reference

This product has historical factory records. Recorded pack sizes and purity can be used as a supply reference, while project-specific availability is confirmed by inquiry.

  • Pack sizes on record: 100g
  • Available purity: ≥95%
  • Inventory rows with stock: 0
  • Bulk packaging: confirmed by inquiry
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Reference Pack Sizes

Reference pack sizes are shown below. Final availability, packaging and delivery schedule are confirmed by inquiry.

Recorded sizes, purity and stock details for CAS 2157-45-1
Pack Size Recorded Purity Available Qty Ship From Inquiry
100g ≥95% 0 Out of Stock Beijing Inquiry

2157-45-1 / tetrakis(2-methoxyethyl) silicate

Standard CAS: 2157-45-1 Multi CAS: No
Basic Information Physical Properties Computed Properties

Basic Information

CAS
2157-45-1
Multi CAS
No
Molecular Formula
C12H28O8Si
Molecular Weight
328.430000
Exact Mass
328.155344
SMILES
COCCO[Si](OCCOC)(OCCOC)OCCOC
InChI
InChI=1S/C12H28O8Si/c1-13-5-9-17-21(18-10-6-14-2,19-11-7-15-3)20-12-8-16-4/h5-12H2,1-4H3
InChIKey
JSECNWXDEZOMPD-UHFFFAOYSA-N

Physical Properties

Physical Description
Clear liquid
State
Liquid

Computed Properties

Structural Parameters

Heavy atom count
21
Fraction Csp3
1
Rotatable bonds
16
H-bond acceptors
8
Molar refractivity
77.07
TPSA
73.84

LogP / Solubility

WLOGP
0.07
MLOGP
0.08
XLogP3
0.07
Consensus LogP
0.07
Log S (ESOL)
-0.87
Class (ESOL)
Very soluble
Log S (Ali)
-2.31
Class (Ali)
Moderately soluble
Log S (SILICOS-IT)
-3.78
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)
-4.67

Drug-likeness / Medicinal Chemistry

Lipinski
Yes
Ghose
Yes
Veber
No
Egan
Yes
Muegge
No
Bioavailability score
0.55
Brenk alerts
1
Leadlikeness
No
Synthetic Accessibility
2.5

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