2-Methyl-2-pentenoic acid
- CAS No.
- 3142-72-1
- Chemical Name:
- 2-Methyl-2-pentenoic acid
- Synonyms
- trans-2-Methyl-2-pentenoic acid;2-Pentenoic acid, 2-methyl-;STRAWBERRIFF;FEMA 3195;2-hexenoate;Strawberriff Acid;FEMA NUMBER 3195;RARECHEM AL BE 0127;2-methyl-2-pentenoicaci;Methylpentenoicacidpract
- CBNumber:
- CB3403220
- Molecular Formula:
- C6H10O2
- Molecular Weight:
- 114.14
- MDL Number:
- MFCD08277250
- MOL File:
- 3142-72-1.mol
Melting point | 26-28 °C(lit.) |
---|---|
Boiling point | 123-125 °C30 mm Hg(lit.) |
Density | 0.979 g/mL at 25 °C |
vapor density | >1 (vs air) |
FEMA | 3195 | 2-METHYL-2-PENTENOIC ACID |
refractive index |
n |
Flash point | 226 °F |
storage temp. | Sealed in dry,Room Temperature |
pka | 5.00±0.19(Predicted) |
form | powder to lump |
color | White to Almost white |
Odor | at 10.00 % in dipropylene glycol. dry acid sweaty strawberry woody fruity jam |
Odor Type | acidic |
FreezingPoint | 20.0 to 25.0 ℃ |
JECFA Number | 1210 |
InChIKey | JJYWRQLLQAKNAD-SNAWJCMRSA-N |
LogP | 1.89 |
CAS DataBase Reference | 3142-72-1(CAS DataBase Reference) |
Substances Added to Food (formerly EAFUS) | 2-METHYL-2-PENTENOIC ACID |
FDA UNII | 44I99E898B |
NIST Chemistry Reference | 2-Pentenoic acid, 2-methyl-(3142-72-1) |
EPA Substance Registry System | 2-Pentenoic acid, 2-methyl- (3142-72-1) |
SAFETY
Risk and Safety Statements
Symbol(GHS) | ![]() GHS05 |
|||||||||
---|---|---|---|---|---|---|---|---|---|---|
Signal word | Danger | |||||||||
Hazard statements | H314 | |||||||||
Precautionary statements | P260-P280-P301+P330+P331-P303+P361+P353-P304+P340+P310-P305+P351+P338 | |||||||||
Hazard Codes | C | |||||||||
Risk Statements | 34-22-41 | |||||||||
Safety Statements | 26-36/37/39-45 | |||||||||
RIDADR | UN 3261 8/PG 3 | |||||||||
WGK Germany | 2 | |||||||||
TSCA | Yes | |||||||||
HazardClass | 8 | |||||||||
PackingGroup | III | |||||||||
HS Code | 29161900 | |||||||||
NFPA 704 |
|
2-Methyl-2-pentenoic acid price More Price(18)
Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
---|---|---|---|---|---|---|---|
Sigma-Aldrich | W319519 | 2-Methyl-2-pentenoic acid natural (US), 97.0%, FG | 3142-72-1 | sample-k | $59.6 | 2023-01-07 | Buy |
TCI Chemical | M0784 | 2-Methyl-2-pentenoic Acid >98.0%(GC)(T) | 3142-72-1 | 5g | $17 | 2024-03-01 | Buy |
TCI Chemical | M0784 | 2-Methyl-2-pentenoic Acid >98.0%(GC)(T) | 3142-72-1 | 25g | $48 | 2024-03-01 | Buy |
Alfa Aesar | A16587 | 2-Methyl-2-pentenoic acid, 99% | 3142-72-1 | 10g | $29.65 | 2024-03-01 | Buy |
Alfa Aesar | A16587 | 2-Methyl-2-pentenoic acid, 99% | 3142-72-1 | 50g | $127 | 2024-03-01 | Buy |
2-Methyl-2-pentenoic acid Chemical Properties,Uses,Production
Description
May be prepared by distillation of 2-hydroxy-2-methylvaleric acid (m-form).
Chemical Properties
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.
Chemical Properties
white semi-transparent crystalline
Chemical Properties
2-Methyl-2-pentenoic acid has a fruity odor.
Occurrence
Reported found in strawberry
Uses
2-Methyl-2-pentenoic Acid (CAS# 3142-72-1) can be used for cleansing and refreshing hair and scalp. It can also be used to store and cure food products, and for providing a long-lasting strawberry odor.
Definition
ChEBI: 2-Methyl-2-pentenoic acid is a methyl-branched fatty acid. It is a conjugate acid of a 2-methyl-(2E)-pentenoate(1-).
Preparation
By distillation of 2-hydroxy-2-methylvaleric acid (cis-form).
Taste threshold values
Taste characteristics at 50 ppm: sour, acidic, sweaty, berry and fruit-like.
2-Methyl-2-pentenoic acid Preparation Products And Raw materials
Supplier | Tel | Country | ProdList | Advantage | |
---|---|---|---|---|---|
Hebei Mojin Biotechnology Co., Ltd | +8613288715578 | sales@hbmojin.com | China | 12449 | 58 |
Hebei Chuanghai Biotechnology Co,.LTD | +86-13131129325 | sales1@chuanghaibio.com | China | 5870 | 58 |
Henan Fengda Chemical Co., Ltd | +86-371-86557731 +86-13613820652 | info@fdachem.com | China | 20294 | 58 |
JINING XINHE CHEMICAL CO., LTD | +8615318402391 | sales@xinhepharma.com | China | 807 | 58 |
career henan chemical co | +86-0371-86658258 +8613203830695 | sales@coreychem.com | China | 29892 | 58 |
Nanjing Dolon Biotechnology Co.,Ltd. | 18905173768 | sales@dolonchem.com | CHINA | 2972 | 58 |
Hubei Jusheng Technology Co.,Ltd. | 18871490254 | linda@hubeijusheng.com | CHINA | 28180 | 58 |
Hebei Guanlang Biotechnology Co., Ltd. | +86-19930503282 | alice@crovellbio.com | China | 8822 | 58 |
Shanghai Longyu Biotechnology Co., Ltd. | +8619521488211 | info@longyupharma.com | China | 2534 | 58 |
Chongqing Chemdad Co., Ltd | +86-023-6139-8061 +86-86-13650506873 | sales@chemdad.com | China | 39916 | 58 |
View Lastest Price from 2-Methyl-2-pentenoic acid manufacturers
Image | Update time | Product | Price | Min. Order | Purity | Supply Ability | Manufacturer | |
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2024-08-27 | 2-Methyl-2-pentenoic acid
3142-72-1
|
US $0.00-0.00 / kg | 25kg | 98%min | 10000kg | WUHAN FORTUNA CHEMICAL CO., LTD | |
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2024-08-23 | 2-Methyl-2-pentenoic acid
3142-72-1
|
US $50.00-20.00 / KG | 1KG | 99% | 10000kg | Hebei Chuanghai Biotechnology Co,.LTD | |
![]() |
2024-07-17 | 2-Methyl-2-pentenoic acid
3142-72-1
|
US $0.00-0.00 / kg | 1kg | 99% | 10ton | JINING XINHE CHEMICAL CO., LTD |
-
- 2-Methyl-2-pentenoic acid
3142-72-1
- US $0.00-0.00 / kg
- 98%min
- WUHAN FORTUNA CHEMICAL CO., LTD
-
- 2-Methyl-2-pentenoic acid
3142-72-1
- US $50.00-20.00 / KG
- 99%
- Hebei Chuanghai Biotechnology Co,.LTD
-
- 2-Methyl-2-pentenoic acid
3142-72-1
- US $0.00-0.00 / kg
- 99%
- JINING XINHE CHEMICAL CO., LTD
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