| Identification | More | [Name]
TRANS-2-PENTENOIC ACID | [CAS]
13991-37-2 | [Synonyms]
2-PENTENOIC ACID
BETA-ETHYL ACRYLIC ACID
(E)-2-PENTENOIC ACID
FEMA 4193
PENT-2-ENOIC ACID
RARECHEM AL BK 0159
T2 PENTENOIC ACID
TRANS-2-PENTENOIC ACID
TRANS-PENT-2-ENOIC ACID
(E)-pent-2-en-1-oicacid
2-Pentenoic acid, (E)-
2-Pentenoicacid,(E)-
2-Pentenoic acid, 98%, predominantly trans
trans-Pent-2-enoic acid, 98+%
2-Pentenoic acid, (2E)-
Pent-2-enoic acid 97%
trans-2-Pentenoic acid, 98+% | [EINECS(EC#)]
237-791-9 | [Molecular Formula]
C5H8O2 | [MDL Number]
MFCD00002704 | [Molecular Weight]
100.12 | [MOL File]
13991-37-2.mol |
| Chemical Properties | Back Directory | [Appearance]
clear colorless to light yellow liquid | [Melting point ]
9-11 °C(lit.)
| [Boiling point ]
106 °C20 mm Hg(lit.)
| [density ]
0.99 g/mL at 25 °C(lit.)
| [FEMA ]
4193 | [refractive index ]
n20/D 1.452(lit.)
| [Fp ]
102 °C
| [storage temp. ]
Store below +30°C. | [solubility ]
60g/l | [form ]
Liquid | [pka]
pK1:4.70 (25°C) | [color ]
Clear colorless to light yellow | [Odor]
at 100.00 %. acidic feta cheese buttery | [biological source]
synthetic | [explosive limit]
1.6%(V) | [Odor Type]
cheesy | [JECFA Number]
1804 | [BRN ]
1720312 | [InChIKey]
YIYBQIKDCADOSF-ONEGZZNKSA-N | [LogP]
1.333 (est) | [CAS DataBase Reference]
13991-37-2(CAS DataBase Reference) | [EPA Substance Registry System]
2-Pentenoic acid, (2E)- (13991-37-2) |
| Safety Data | Back Directory | [Hazard Codes ]
C | [Risk Statements ]
R22:Harmful if swallowed.
R34:Causes burns. | [Safety Statements ]
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
S45:In case of accident or if you feel unwell, seek medical advice immediately (show label where possible) . | [RIDADR ]
UN 3265 8/PG 3
| [WGK Germany ]
3
| [RTECS ]
SB2750000 | [Hazard Note ]
Harmful/Corrosive | [HazardClass ]
8 | [PackingGroup ]
III | [HS Code ]
29161900 |
| Hazard Information | Back Directory | [Chemical Properties]
clear colorless to light yellow liquid | [Chemical Properties]
Colorless liquid; sour caramellic aroma. | [Occurrence]
Reported found in banana and beer. | [Uses]
2-Pentenoic acid has been used in preparation of new nonsteroidal human androgen receptor (hAR) agonists from an hAR antagonist pharmacophore, 2(1H)-piperidino[3,2-g]quinolinone. | [Definition]
ChEBI: A pent-3-enoic acid in trans- configuration. | [Aroma threshold values]
Medium strength odor, cheese type; recommend smelling in a 1% solution or less. | [Taste threshold values]
Sour acetic buttery taste at 25 ppm in water. |
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