Dicyclopentyl(dimethoxy)silane, 99%+

Name: Dicyclopentyl(dimethoxy)silane, 99%+
Brand: Vaqora Chemicals
SKU: VQ-011117

About Dicyclopentyl(dimethoxy)silane, 99%+

Vaqora Chemicals supplies Dicyclopentyl(dimethoxy)silane, an organosilicon compound registered under CAS number 126990-35-0, specified at ≥99% purity. The compound has the formula C12H24O2Si, corresponding to a molecular weight of 228.4 g/mol. Common synonyms include Donor-D and Dicyclopentyldimethoxysilane.

In its supplied form it is a clear colourless liquid. Literature values give a density of 0.9800-0.9900. Store in a cool, well-ventilated place, away from sources of ignition, with the container tightly sealed. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

Typical applications include organic synthesis and API synthesis. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 5 g, 25 g, 100 g and 1 kg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Organic synthesis
API synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	Dicyclopentyl(dimethoxy)silane, 99%+
Catalogue No.	VQ-011117
CAS Number	126990-35-0
IUPAC name	dicyclopentyl(dimethoxy)silane
Molecular formula	C₁₂H₂₄O₂Si
Molecular weight	228.4 g/mol
Exact mass	228.1546
Purity / assay	≥99%
HSN code	29319090
InChIKey	JWCYDYZLEAQGJJ-UHFFFAOYSA-N
SMILES	CO[Si](C1CCCC1)(C2CCCC2)OC
PubChem CID	9794573

Physical properties
Physical form	Liquid
Appearance	Clear colourless liquid
Density	0.9800-0.9900
H-bond donors / acceptors	0 / 2
TPSA	18.5 Å²
Synonyms	Donor-D, Dicyclopentyldimethoxysilane, Cyclopentane, 1,1'-(dimethoxysilylene)bis-, Dimethoxydicyclopentylsilane, Silane, dicyclopentyldimethoxy-, Silane, cyclohexyldimethoxy(1-methylethyl)-, Dicyclopentyldi(methoxy)silane

Safety & hazard information (GHS)

Corrosive

Environmental hazard

Signal word: Danger

Hazard statements

H315Causes skin irritation
H318Causes serious eye damage
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects

Precautionary statements: P264, P264 + P265, P273, P280, P302 + P352, P305 + P354 + P338, P317, P321, P332 + P317, P362 + P364, P391, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Dicyclopentyl(dimethoxy)silane, 99%+?

The CAS Registry Number of Dicyclopentyl(dimethoxy)silane, 99%+ is 126990-35-0. It is also known as Donor-D, Dicyclopentyldimethoxysilane, Cyclopentane, 1,1'-(dimethoxysilylene)bis-.

What is the molecular formula and molecular weight of Dicyclopentyl(dimethoxy)silane, 99%+?

Dicyclopentyl(dimethoxy)silane, 99%+ has the molecular formula C12H24O2Si and a molecular weight of 228.4 g/mol. Its IUPAC name is dicyclopentyl(dimethoxy)silane.

Which grade and pack sizes of Dicyclopentyl(dimethoxy)silane, 99%+ can I order?

We supply Dicyclopentyl(dimethoxy)silane, 99%+ in (≥99%) grade, in 5 g, 25 g, 100 g, 1 kg, 180 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Dicyclopentyl(dimethoxy)silane, 99%+?

Yes. Every lot of Dicyclopentyl(dimethoxy)silane, 99%+ is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Dicyclopentyl(dimethoxy)silane, 99%+ be shipped internationally?

Yes. Dicyclopentyl(dimethoxy)silane, 99%+ is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.