CAS 1438-82-0 1,1,1,3,3-Pentamethyldisiloxane molecular structure

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CAS RN: 1438-82-0

1,1,1,3,3-Pentamethyldisiloxane

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4 package records4 with current stock1 grade group

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Batch No.	Package	Availability	Warehouse	Inquiry
Batchno.20251029	100g	In stock	Shanghai	Inquiry
Batchno.20251024	25g	In stock	Shanghai	Inquiry
Batchno.20250930	500g	In stock	Shanghai	Inquiry
Batchno.20251226	5g	In stock	Shanghai, Chengdu	Inquiry

Product code: ICTP1535
Purity/Analytical Methods: >95.0%(GC)

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1438-82-0 / dimethylsilyloxy(trimethyl)silane

Standard CAS: 1438-82-0 Multi CAS: No

Basic Information Computed Properties Safety & Transport

Basic Information

CAS

1438-82-0

Multi CAS

Molecular Formula

C5H16OSi2

Molecular Weight

148.350000

Exact Mass

148.073968

SMILES

C[SiH](C)O[Si](C)(C)C

InChI

InChI=1S/C5H16OSi2/c1-7(2)6-8(3,4)5/h7H,1-5H3

InChIKey

AOJHDNSYXUZCCE-UHFFFAOYSA-N

Computed Properties

Structural Parameters

Heavy atom count

Fraction Csp3

Rotatable bonds

H-bond acceptors

Molar refractivity

43.31

TPSA

9.23

LogP / Solubility

WLOGP

1.82

MLOGP

1.6

XLogP3

1.82

Consensus LogP

1.75

Log S (ESOL)

-1.78

Class (ESOL)

Soluble

Log S (Ali)

-2.09

Class (Ali)

Moderately soluble

Log S (SILICOS-IT)

-2.38

Class (SILICOS-IT)

Moderately soluble

ADME

GI absorption

High

BBB permeant

Yes

P-gp substrate

CYP1A2 inhibitor

CYP2C19 inhibitor

CYP2C9 inhibitor

CYP2D6 inhibitor

CYP3A4 inhibitor

Log Kp (skin permeation)

-2.33

Drug-likeness / Medicinal Chemistry

Lipinski

Yes

Ghose

Veber

Yes

Egan

Yes

Muegge

Bioavailability score

0.55

Brenk alerts

Leadlikeness

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

1,1,1,3,3-Pentamethyldisiloxane

Product Availability

1438-82-0 / dimethylsilyloxy(trimethyl)silane

Basic Information

Computed Properties

Structural Parameters

LogP / Solubility

ADME

Drug-likeness / Medicinal Chemistry

Safety & Transport

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