Molekula
Isoamyl acetate
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Isoamyl acetate is a volatile ester with a characteristic banana-like odor, commonly used as a flavoring agent and fragrance in food, cosmetics, and industrial applications. It is a clear, colorless liquid with a molecular weight of 130.18 g/mol, a CAS number of 123-92-2, and is stable at ambient storage conditions. It carries a warning signal word due to its flammability and potential irritant properties. Molekula supplies Isoamyl acetate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
Need a different size? Add the nearest pack and change the size in your basket — we price it at the same rate per unit.
-
100 g — £26.30 per pack ex VAT · £31.56 inc. VAT
Need a different quantity or pack?
Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | Colourless liquid |
| Refractive Index | 1.4000 - 1.4040 |
| Heavy metals | ≤ 10mg/kg |
| Content | ≥ 98.0% |
| Relative density | 0.868 - 0.878 |
| Arsenic (As) | ≤ 3mg/kg |
| Acid Value (mg KOH/g) | ≤ 1.0 |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Flash Point | 25 °C |
| Transport Class | 3 |
| Packing Group | III |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | Colorless neutral liquid |
| Odour | Pear-like odor |
| Melting Point | -78.5 °C |
| Boiling Point | 142 °C |
| Density | 0.87 (relative, water = 1) |
| Water Solubility | 2 g/L at 25 °C |
| Solubility (other solvents) | Soluble in 400 parts water ... Solubility of water in isoamyl acetate (25 °C) 1.6% by volume |
| Vapour Pressure | 4 mmHg |
| Refractive Index | 1.4000 |
| log P (octanol/water) | 2.25 |
Source: PubChem CID 31276 (HSDB, ICSC, The National Institute for Occupational Safety and Health (NIOSH))
Identification
| Property | Value |
|---|---|
| SKU | 89968167 |
| CAS Number | 123-92-2 |
| IUPAC Name | 3-methylbutyl acetate |
| EC Number | 204-662-3 |
| Molecular Formula | CH3COOCH2CH2CH(CH3)2 |
| Molecular Weight | 130.18 |
| Exact Mass | 130.0994 |
| SMILES | CC(C)CCOC(=O)C |
| InChIKey | MLFHJEHSLIIPHL-UHFFFAOYSA-N |
| InChI | InChI=1S/C7H14O2/c1-6(2)4-5-9-7(3)8/h6H,4-5H2,1-3H3 |
| PubChem CID | 31276 |
| UN Number | UN1104 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 29153990 |
| Tariff Code | 2915390090 |
Safety & GHS
-
Flammable
GHS02
Hazard statements
- EUH066 Repeated exposure may cause skin dryness or cracking
- H226 Flammable liquid and vapour
Precautionary statements
- P210 Keep away from heat/sparks/open flames/hot surfaces - No smoking
- P264 Wash thoroughly after handling
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P302+352 IF ON SKIN: Wash with soap and water
- P370+376 In case of fire: Stop leak if safe to do so
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
- 3-Methyl-1-butanol acetate
- 3-Methyl-1-butyl acetate
- 3-Methylbutyl acetate
- 3-Methylbutyl ethanoate
- Amylacetic ester
- I-Amyl acetate
- Isoamyl ethanoate
- Isopentyl acetate
- Isopentyl alcohol, acetate
- Isopentyl ethanoate
Frequently asked questions
What is isoamyl acetate used for?
Isoamyl acetate is commonly used as a flavoring agent in food and fragrance formulations due to its banana-like aroma.
What is the chemical formula and molecular weight of isoamyl acetate?
The formula is CH3COOCH2CH2CH(CH3)2 with a molecular weight of 130.18 g/mol.
How should isoamyl acetate be stored?
It should be stored at ambient temperature, away from direct sunlight and incompatible materials.
What grade of isoamyl acetate does Molekula supply?
Molekula supplies isoamyl acetate in technical grade; specific grades may be available upon request.
Can Molekula supply isoamyl acetate in bulk?
Yes, Molekula can supply isoamyl acetate in bulk quantities—please contact sales for details.
What documentation comes with an order of isoamyl acetate?
Each order includes a Certificate of Analysis and Safety Data Sheet (SDS) with the shipment.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.