Cholesta-3,5-diene

Name: Cholesta-3,5-diene
Brand: Vaqora Chemicals
SKU: VQ-027281

About Cholesta-3,5-diene

Cholesta-3,5-diene is an impurity of Cholesterol carrying the CAS registry number 747-90-0. With the molecular formula C27H44, it has a molar mass of 368.6 g/mol. Common synonyms include Cholesterylene and Cholesterilene.

It is supplied as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

This Cholesterol impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Cholesta-3,5-diene in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

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

Industries

Related to Cholesterol

View every impurity, metabolite and intermediate we list for Cholesterol.

Cholesterol impurities

Specifications & identifiers

Chemical identifiers
Product name	Cholesta-3,5-diene
Catalogue No.	VQ-027281
CAS Number	747-90-0
IUPAC name	(8S,9S,10R,13R,14S,17R)-10,13-dimethyl-17-[(2R)-6-methylheptan-2-yl]-2,7,8,9,11,12,14,15,16,17-decahydro-1H-cyclopenta[a]phenanthrene
Molecular formula	C₂₇H₄₄
Molecular weight	368.6 g/mol
Exact mass	368.3443
Grade	Reference Standard
HSN code	38229090
InChIKey	RLHIRZFWJBOHHD-HKQCOZBKSA-N
SMILES	C[C@H](CCCC(C)C)[C@H]1CC[C@@H]2[C@@]1(CC[C@H]3[C@H]2CC=C4[C@@]3(CCC=C4)C)C
PubChem CID	92835

Physical properties
Physical form	Solid
LogP (XLogP3)	9.8
H-bond donors / acceptors	0 / 0
TPSA	0 Å²
Synonyms	Cholesterylene, Cholesterilene, 3,5-Cholestadiene, cholest-3,5-diene, .delta.-3,5-Cholestadiene, delta-3,5-Cholestadiene, delta(sup 3,5)-Cholestadiene, delta-(sup 3,5)-Cholestadien, .DELTA.3,5-Cholestadiene, .delta.(3,5)-Cholestadiene

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H302Harmful if swallowed

Precautionary statements: P264, P270, P301 + P317, P330, 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 Cholesta-3,5-diene?

The CAS Registry Number of Cholesta-3,5-diene is 747-90-0. It is also known as Cholesterylene, Cholesterilene, 3,5-Cholestadiene.

What is the molecular formula and molecular weight of Cholesta-3,5-diene?

Cholesta-3,5-diene has the molecular formula C27H44 and a molecular weight of 368.6 g/mol. Its IUPAC name is (8S,9S,10R,13R,14S,17R)-10,13-dimethyl-17-[(2R)-6-methylheptan-2-yl]-2,7,8,9,11,12,14,15,16,17-decahydro-1H-cyclopenta[a]phenanthrene.

What is Cholesta-3,5-diene used for?

Cholesta-3,5-diene is supplied as a characterised reference material related to Cholesterol. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of Cholesta-3,5-diene can I order?

We supply Cholesta-3,5-diene in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Cholesta-3,5-diene?

Yes. Every lot of Cholesta-3,5-diene 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 Cholesta-3,5-diene be shipped internationally?

Yes. Cholesta-3,5-diene 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.