β-Ionone, 95%

Name: β-Ionone, 95%
Brand: Vaqora Chemicals
SKU: VQ-019373

About β-Ionone, 95%

Listed under CAS 79-77-6, β-Ionone is an aroma chemical available from Vaqora Chemicals with a typical assay of ≥95%. The compound has the formula C13H20O, corresponding to a molecular weight of 192.3 g/mol. Its systematic (IUPAC) name is (E)-4-(2,6,6-trimethylcyclohexen-1-yl)but-3-en-2-one. Common synonyms include (E)-beta-Ionone and trans-beta-Ionone.

The material typically appears as a colourless to yellow liquid. Key physical data: a density of 0.945 g/mL at 25 °C. Store in a tightly closed container in a cool, dry and well-ventilated place. Good laboratory practice and suitable PPE are recommended during handling.

Key uses span flavour formulation, fragrance compounding, aroma research and cosmetics and personal care. It is used across food and beverage processing and cosmetics and personal care.

Vaqora Chemicals supplies β-Ionone in 100 g, 500 g, 5 kg and 25 kg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

Flavour formulation
Fragrance compounding
Aroma research
Cosmetics & personal care

Industries

Specifications & identifiers

Chemical identifiers
Product name	β-Ionone, 95%
Catalogue No.	VQ-019373
CAS Number	79-77-6
IUPAC name	(E)-4-(2,6,6-trimethylcyclohexen-1-yl)but-3-en-2-one
Molecular formula	C₁₃H₂₀O
Molecular weight	192.3 g/mol
Exact mass	192.1514
Purity / assay	≥95%
HSN code	29142310
InChIKey	PSQYTAPXSHCGMF-BQYQJAHWSA-N
SMILES	CC1=C(C(CCC1)(C)C)/C=C/C(=O)C
PubChem CID	638014

Physical properties
Physical form	Liquid
Appearance	Colourless to yellow liquid
Density	0.945 g/mL at 25 °C
LogP (XLogP3)	2.9
H-bond donors / acceptors	0 / 1
TPSA	17.1 Å²
UN number	UN 3082
Synonyms	4-(2,6,6-Trimethyl-1-cyclohexenyl)-3-buten-2-one, (E)-beta-Ionone, trans-beta-Ionone, (3E)-4-(2,6,6-trimethylcyclohex-1-en-1-yl)but-3-en-2-one, (E)-4-(2,6,6-Trimethyl-1-cyclohexen-1-yl)-3-buten-2-one, 3-Buten-2-one, 4-(2,6,6-trimethyl-1-cyclohexen-1-yl)-, (E)-, [E]-4-[2,6,6-trimethyl-1-cyclohexen-1-yl]-3-buten-2-one, I2-Ionone, 4-(2,6,6-Trimethylcyclohex-1-en-1-yl)but-3-en-2-one, b-ionone, (E)-4-(2,6,6-Trimethylcyclohex-1-en-1-yl)but-3-en-2-one, (E)-

Safety & hazard information (GHS)

Environmental hazard

Hazard statements

H411Toxic to aquatic life with long lasting effects

Precautionary statements: P273, 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 β-Ionone, 95%?

The CAS Registry Number of β-Ionone, 95% is 79-77-6. It is also known as 4-(2,6,6-Trimethyl-1-cyclohexenyl)-3-buten-2-one, (E)-beta-Ionone, trans-beta-Ionone.

What is the molecular formula and molecular weight of β-Ionone, 95%?

β-Ionone, 95% has the molecular formula C13H20O and a molecular weight of 192.3 g/mol. Its IUPAC name is (E)-4-(2,6,6-trimethylcyclohexen-1-yl)but-3-en-2-one.

Which grade and pack sizes of β-Ionone, 95% can I order?

We supply β-Ionone, 95% in (≥95%) grade, in 100 g, 500 g, 5 kg, 25 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with β-Ionone, 95%?

Yes. Every lot of β-Ionone, 95% 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 β-Ionone, 95% be shipped internationally?

Yes. β-Ionone, 95% is classified as hazardous (UN 3082), 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.