α-Ionol
α-Ionol (CAS 25312-34-9, C13H22O) is an acyclic alkene with a molecular weight of 194.31 g/mol. This organic compound, also known as 4-(2,6,6-Trimethyl-2-cyclohexenyl)-3-buten-2-ol, serves as a valuable building block in chemical synthesis. Its properties, including a refractive index of n20/D 1.491 and a boiling point of 127 °C/15 mmHg, make it useful in various organic reactions and as an intermediate for more complex molecules.
- IUPAC
- 4-(2,6,6-Trimethyl-2-cyclohexenyl)-3-buten-2-ol

Organic Synthesis Intermediate
α-Ionol is employed as a versatile intermediate in the synthesis of complex organic molecules. Its structure, featuring both alkene and alcohol functionalities, allows for diverse chemical transformations.
Building Block for Fine Chemicals
This compound functions as a key building block in the creation of fine chemicals. It is utilised in multi-step syntheses where its specific cyclohexenyl and butenol moieties are incorporated into larger structures.
Research and Development
Researchers utilise α-Ionol in laboratory settings for exploring novel synthetic pathways and developing new chemical entities. Its availability supports academic and industrial R&D efforts.
| Molecular weight | 194.31 |
|---|---|
| Empirical formula | C13H22O |
| Assay | ≥90% (GC) |
| Boiling point | 127 °C/15 mmHg(lit.) |
| Density | 0.918 g/mL at 20 °C(lit.) |
| Refractive index | n20/D 1.491 |
| Protective equipment | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 93 °C / 199.4 °F |
| Transport (UN / ADR) | NA 1993 / PGIII |
| Water hazard class (WGK, DE) | 2 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is α-Ionol used for?
+
α-Ionol is primarily used as an intermediate and building block in organic synthesis for the production of fine chemicals and in research and development settings.
What is the CAS number and chemical formula for α-Ionol?
+
The CAS number for α-Ionol is 25312-34-9, and its empirical formula (Hill notation) is C13H22O.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies α-Ionol with an assay of ≥90% (GC). TSS does not represent this product as USP, BP, EP, or any pharmacopoeia grade.
How should α-Ionol be handled safely?
+
Handle α-Ionol with appropriate personal protective equipment, including eyeshields and gloves. A multi-purpose combination respirator cartridge (US) or an ABEK (EN14387) respirator filter is recommended. Refer to the safety data sheet for comprehensive handling guidelines. It has a flash point of 93 °C.
Is α-Ionol a regulated substance?
+
Based on the provided data, α-Ionol is not indicated as a controlled or scheduled substance.
How is α-Ionol shipped and exported by TSS?
+
α-Ionol is shipped according to international regulations, classified under NA 1993 / PGIII. Tech Serve Solutions is experienced in global export.
How can I request a sample or quote for α-Ionol?
+
To request a sample or obtain a quote for α-Ionol, please contact the Tech Serve Solutions sales team through our website or listed contact details.
▶ Related products

1-(2-Fluorobenzyl)piperazine
C11H15FN2
Chemical Synthesis
1-(2-Fluorophenyl)biguanide hydrochloride
Chemical Synthesis

1-(2-Fluorophenyl)cyclopropanecarboxylic acid
C10H9FO2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine
C10H13FN2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine monohydrochloride
C10H13FN2 · HCl
Chemical Synthesis
1-(2-Furoyl)-1H-benzotriazole
C11H7N3O2
Chemical Synthesis
1-(2-Furoyl)piperazine
C9H12N2O2
Chemical Synthesis
1-(2-Hydroxy-5-methylphenyl)-3-phenyl-1,3-propanedione
Chemical Synthesis
▶ Explore more

3-Methyl-1,5-di-p-tolyl-1,4-pentazadiene
Chemical Synthesis

3-Methyl-1,5-pentanediol
Chemical Synthesis

3-Methyl-1-(2-methylphenyl)-1H-pyrazol-5-amine
C11H13N3
Chemical Synthesis
3-Methyl-1-(3′-sulfoamidophenyl)-5-pyrazolone
C10H11N3O3S
Chemical Synthesis