(±)-Citronellal
(±)-Citronellal (CAS: 106-23-0), also known as (±)-3,7-Dimethyl-6-octenal, is a monoterpene aldehyde with a molecular weight of 154.25 g/mol. It presents as a liquid and is primarily utilised in chemical synthesis and as a building block in organic chemistry. Its characteristic aroma also finds application in flavour and fragrance industries, and it is investigated for its biological properties.
- IUPAC
- (±)-3,7-Dimethyl-6-octenal
- Synonyms
- (±)-3,7-Dimethyl-6-octenal

Chemical Synthesis
Utilised as a versatile building block in organic synthesis, facilitating the creation of more complex molecules and intermediates.
Flavour and Fragrance
Possesses a distinct citrusy aroma, making it a valuable component in the formulation of fragrances and flavourings.
Research and Development
(±)-Citronellal is used in scientific research to investigate its potential biological activities, such as its effects on nociception.
| Molecular weight | 154.25 |
|---|---|
| Linear formula | (CH3)2C=CHCH2CH2CH(CH3)CH2CHO |
| Assay | ≥98.0% (GC) |
| Boiling point | 207 °C(lit.) |
| Density | 0.857 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.451(lit.) |
| Storage temperature | 2-8°C |
| Application | (±)-Citronellal was used to inhibit the development of mechanical nociception induced by carrageenan (CG) and tumor necrosis factor-α (TNF-α)1. |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 86 °C / 186.8 °F |
| Transport (UN / ADR) | NA 1993 / PGIII |
| Water hazard class (WGK, DE) | 1 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Shelf Life | (limited shelf life, expiry date on the label) |
|---|
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 (±)-Citronellal used for?
+
(±)-Citronellal is used in chemical synthesis as an organic building block, in the flavour and fragrance industry for its aroma, and in research to study its biological effects, including its influence on pain responses.
What is the CAS number and formula for (±)-Citronellal?
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The CAS number is 106-23-0, and its linear formula is (CH3)2C=CHCH2CH2CH(CH3)CH2CHO.
What grade and purity does Tech Serve Solutions supply for (±)-Citronellal?
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Tech Serve Solutions supplies (±)-Citronellal with a purity of ≥98.0% (GC). We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should (±)-Citronellal be handled safely?
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(±)-Citronellal is a Warning substance that causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Use appropriate personal protective equipment, including eyeshields and gloves, and ensure adequate ventilation. Store at 2-8°C.
How is (±)-Citronellal packed, shipped, and exported?
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Tech Serve Solutions packs, ships, and exports chemicals in compliance with all relevant regulations to ensure safe and secure delivery globally. Specific packaging details depend on quantity and destination.
How can I request a sample or quote for (±)-Citronellal?
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To request a sample or a quote for (±)-Citronellal, please contact our sales department through the website or by phone, providing your specific requirements.
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