2-Methyl-2-pentenoic acid
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2-Methyl-2-pentenoic acid
structure -
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CAS No:
3142-72-1
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Formula:
C6H10O2
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Chemical Name:
2-Methyl-2-pentenoic acid
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Synonyms:
2-Pentenoic acid,2-methyl-;2-Methyl-2-pentenoic acid;strawberry acid
- Categories:
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CAS No:
Description
2-Methyl-2-pentenoic acid has a fruity odor. white semi-transparent crystalline With a
dry acid note, 2-Methyl-2-pentenoic Acid is found in the odor of strawberries.The acid can be prepared from the
corresponding saturated one by α-bromination followed by dehydrobromination.
It is used in fragrances to enhance fruity notes and in strawberry flavors.
colourless to pale yellow liquid; fruity aroma
Characteristics
37.3
1.42730
colourless to pale yellow liquid; fruity aroma
0.9829 g/cm3
21 °C
101 °C @ Press: 9 Torr
226 °F
1.454
Slightly soluble in water; soluble in chloroform, carbon disulfide, ether
>1 (vs air)
Safety Information
Ⅲ
8
UN 3261 8/PG 3
2
34-22-41
26-36/37/39-45
C
P280-P305 + P351 + P338-P310
H314
|Danger|H314 (100%): Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]|P260, P264, P280, P301+P330+P331, P303+P361+P353, P304+P340, P305+P351+P338, P310, P321, P363, P405, and P501|Aggregated GHS information provided by 1296 companies from 9 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
2-Methyl-2-pentenoic acid Use and Manufacturing
Propionaldehyde is formed by self-condensation in the presence of dilute alkali and then catalytic oxidation.
Used to prepare strawberry, hawthorn and other edible flavors
2-Pentenoic acid, 2-methyl-: ACTIVE
Food additives -> Flavoring Agents
Flavoring Agents
Computed Properties
Molecular Weight:114.14
XLogP3:1.4
Hydrogen Bond Donor Count:1
Hydrogen Bond Acceptor Count:2
Rotatable Bond Count:2
Exact Mass:114.068079557
Monoisotopic Mass:114.068079557
Topological Polar Surface Area:37.3
Heavy Atom Count:8
Complexity:114
Undefined Bond Stereocenter Count:1
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes
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