Decamethyl-1,9-Pentasiloxanediol

Name: Decamethyl-1,9-Pentasiloxanediol
Brand: Zemixal
SKU: ZX-032490

Reference StandardAvailable on request

Order Decamethyl-1,9-Pentasiloxanediol (CAS 7445-36-5) online at Zemixal. Request a quote with price, lead time and documents.

Pack sizes

Decamethyl-1,9-Pentasiloxanediol chemical structure

CAS number7445-36-5

FormulaC₁₀H₃₂O₆Si₅

Molar mass388.78 g/mol

Physical formSolid

HS code38229090

InChIKeyMHQYXFZBMMHEST-UHFFFAOYSA-N

IUPAC namebis[[[hydroxy(dimethyl)silyl]oxy-dimethylsilyl]oxy]-dimethylsilane

About Decamethyl-1,9-Pentasiloxanediol

Decamethyl-1,9-Pentasiloxanediol belongs to the Simethicone reference-standard family in the Zemixal catalogue. Identity at a glance (Reference Standard): CAS 7445-36-5, formula C10H32O6Si5 and molar mass 388.78 g/mol. It is handled as a solid.

Use cases we see most often

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Storage and safety notes

Hazard communication follows GHS (Warning: H302). Our SDS lists exposure controls and first-aid measures.

Available as 10 mg, 25 mg, 50 mg and 100 mg. Larger or split packs can be arranged. Each lot travels with a certificate of analysis with characterisation data. Request pricing online and we confirm availability, documentation and freight to your country.

Reference standards for Simethicone

See every impurity, metabolite and related compound we list for this API.

Simethicone standards

Typical uses

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Applications

Pharmaceutical Manufacturing and QC Research Labs and Universities

Specifications and identifiers

Specifications of Decamethyl-1,9-Pentasiloxanediol
Product name	Decamethyl-1,9-Pentasiloxanediol
Catalogue number	ZX-032490
CAS number	7445-36-5
IUPAC name	bis[[[hydroxy(dimethyl)silyl]oxy-dimethylsilyl]oxy]-dimethylsilane
Molecular formula	C₁₀H₃₂O₆Si₅
Molar mass	388.78 g/mol
Exact mass	388.1045
Grade	Reference Standard
Physical form	Solid
H-bond donors / acceptors	2 / 6
Topological polar surface area	77.4 Å²
HS code	38229090
InChIKey	MHQYXFZBMMHEST-UHFFFAOYSA-N
SMILES	C[Si](C)(O)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O
PubChem CID	14251801
Synonyms	Decamethylpentasiloxane-1,9-diol, 1,9-Pentasiloxanediol, 1,1,3,3,5,5,7,7,9,9-decamethyl-, 1,9-dihydroxydecamethyl-pentasiloxane, 1,1,3,3,5,5,7,7,9,9-decamethylpentasiloxane-1,9-diol, bis[[[hydroxy(dimethyl)silyl]oxy-dimethyl-silyl]oxy]-dimethyl-silane

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

Irritant or harmful

Signal word Warning

H302Harmful if swallowed

Precautionary statements P264, P270, P301 + P317, P330, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of Decamethyl-1,9-Pentasiloxanediol
10 mg	Quoted on request
25 mg	Quoted on request
50 mg	Quoted on request
100 mg	Quoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Decamethyl-1,9-Pentasiloxanediol

Which CAS number identifies Decamethyl-1,9-Pentasiloxanediol?

Decamethyl-1,9-Pentasiloxanediol is registered under CAS 7445-36-5. You may also see it listed as Decamethylpentasiloxane-1,9-diol, 1,9-Pentasiloxanediol, 1,1,3,3,5,5,7,7,9,9-decamethyl-, 1,9-dihydroxydecamethyl-pentasiloxane. Our catalogue number for this item is ZX-032490.

What are the formula and molar mass of Decamethyl-1,9-Pentasiloxanediol?

For Decamethyl-1,9-Pentasiloxanediol, its formula is C10H32O6Si5 and its molar mass is 388.78 g/mol. The systematic (IUPAC) name is bis[[[hydroxy(dimethyl)silyl]oxy-dimethylsilyl]oxy]-dimethylsilane. InChIKey MHQYXFZBMMHEST-UHFFFAOYSA-N lets you match it in any structure database.

How is Decamethyl-1,9-Pentasiloxanediol used in pharmaceutical QC?

Decamethyl-1,9-Pentasiloxanediol is a characterised reference material linked to Simethicone. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.

What grade and pack sizes are available for Decamethyl-1,9-Pentasiloxanediol?

This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.

Which documents come with Decamethyl-1,9-Pentasiloxanediol?

Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.

Can Zemixal ship Decamethyl-1,9-Pentasiloxanediol to my country?

Yes. Because Decamethyl-1,9-Pentasiloxanediol is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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