Methyl 2-nonynoate
- CAS NO.：111-80-8
- Empirical Formula: C10H16O2
- Molecular Weight: 168.23
- MDL number: MFCD00009547
- EINECS: 203-909-2
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-09-12 18:54:57
What is Methyl 2-nonynoate?
Description
Methyl 2-nonynoate has a characteristic violet-like odor with a sweet taste reminiscent of fresh peach, unripe banana, and cucumber peel. May be prepared from 2-octene by way of 1-octyne and octyne carboxylic acid.
Chemical properties
Both methyl 2- nonynoate and methyl 2-octynoate have a triple bond and are liquids with a fatty, violet-leaf-like odor.They are used in perfume compositions.
Chemical properties
Methyl 2-nonynoate has a characteristic violet-like odor and a sweet taste reminiscent of fresh peach, unripe banana and cucumber peel.
Occurrence
Has apparently not been reported to occur in nature
Preparation
From 2-octene by way of 1-octyne and octyne carboxylic acid.
Definition
ChEBI: Methyl non-2-ynoate is a ynoate ester.
Synthesis Reference(s)
The Journal of Organic Chemistry, 54, p. 1831, 1989 DOI: 10.1021/jo00269a017
Tetrahedron Letters, 24, p. 5181, 1983 DOI: 10.1016/S0040-4039(00)88391-4
Contact allergens
This perfumed molecule is related to methyl heptine carbonate. Cross-reactivity is frequent.
Properties of Methyl 2-nonynoate
| Boiling point: | 121 °C20 mm Hg(lit.) |
| Density | 0.915 g/mL at 25 °C(lit.) |
| vapor pressure | 5.03-7.45Pa at 20-25℃ |
| FEMA | 2726 | METHYL 2-NONYNOATE |
| refractive index | n |
| Flash point: | 213 °F |
| storage temp. | 2-8°C |
| form | clear liquid |
| color | Colorless to Light yellow |
| Odor | at 1.00 % in dipropylene glycol. floral green violet leaf melon cucumber |
| JECFA Number | 1356 |
| BRN | 1759870 |
| CAS DataBase Reference | 111-80-8(CAS DataBase Reference) |
| EPA Substance Registry System | 2-Nonynoic acid, methyl ester (111-80-8) |
Safety information for Methyl 2-nonynoate
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H302:Acute toxicity,oral H303:Acute toxicity,oral H317:Sensitisation, Skin |
| Precautionary Statement Codes |
P262:Do not get in eyes, on skin, or on clothing. |
Computed Descriptors for Methyl 2-nonynoate
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