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ChemicalBook >> CAS DataBase List >> TRANS-2-PENTENOIC ACID

TRANS-2-PENTENOIC ACID

TRANS-2-PENTENOIC ACID price.
  • $19 - $2336.4
  • Product name: TRANS-2-PENTENOIC ACID
  • CAS: 13991-37-2
  • MF: C5H8O2
  • MW: 100.12
  • EINECS:237-791-9
  • MDL Number:MFCD00002704
  • Synonyms:(E)-pent-2-en-1-oicacid ;2-Pentenoic acid, (E)-;2-Pentenoicacid,(E)- ;FEMA 4193;(E)-2-PENTENOIC ACID;BETA-ETHYL ACRYLIC ACID;TRANS-PENT-2-ENOIC ACID;TRANS-2-PENTENOIC ACID
Price35 Properties Safety Information Description
35 prices
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Brand
  • aablocks
  • AK Scientific
  • Ambeed
  • Biosynth
  • Chem-Impex
  • ChemScene
  • Frontier Specialty Chemicals
  • Sigma-Aldrich
  • TCI Chemical
  • Thermo Scientific Chemicals
  • TRC
  • Usbiological
Package
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  • 250ML
  • 1kg
  • 25 g
  • Manufactureraablocks
  • Product numberAA001BQ5
  • Product description(2E)-2-Pentenoic acid 97%
  • Packaging25g
  • Price$84
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA001BQ5
  • Product description(2E)-2-Pentenoic acid 97%
  • Packaging5g
  • Price$40
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA001BQ5
  • Product description(2E)-2-Pentenoic acid 98%
  • Packaging1g
  • Price$32
  • Updated2026-05-28
  • Buy
  • ManufacturerAK Scientific
  • Product number6805AA
  • Product description(E)-Pent-2-enoicacid
  • Packaging5ml
  • Price$129
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA765691
  • Product description(E)-Pent-2-enoicacid 98%(GC)
  • Packaging25g
  • Price$71
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA765691
  • Product description(E)-Pent-2-enoicacid 98%(GC)
  • Packaging5g
  • Price$19
  • Updated2021-12-16
  • Buy
  • ManufacturerBiosynth
  • Product numberFP34762
  • Product description2-Pentenoic acid
  • Packaging1kg
  • Price$2336.4
  • Updated2026-06-04
  • Buy
  • ManufacturerChem-Impex
  • Product number39065
  • Product descriptiontrans-2-Pentenoic acid ≥95%(GC)
  • Packaging250ML
  • Price$1125
  • Updated2026-05-19
  • Buy
  • ManufacturerChem-Impex
  • Product number39065
  • Product descriptiontrans-2-Pentenoic acid ≥95%(GC)
  • Packaging25ML
  • Price$125
  • Updated2026-05-19
  • Buy
  • ManufacturerChem-Impex
  • Product number39065
  • Product descriptiontrans-2-Pentenoic acid ≥95%(GC)
  • Packaging100ML
  • Price$480
  • Updated2026-05-19
  • Buy
  • ManufacturerChem-Impex
  • Product number39065
  • Product descriptiontrans-2-Pentenoic acid ≥95%(GC)
  • Packaging5ML
  • Price$30
  • Updated2026-05-19
  • Buy
  • ManufacturerChemScene
  • Product numberCS-0053528
  • Product descriptiontrans-2-Pentenoic acid ≥96%
  • Packaging25g
  • Price$106
  • Updated2026-06-04
  • Buy
  • ManufacturerChemScene
  • Product numberCS-0053528
  • Product descriptiontrans-2-Pentenoic acid ≥96%
  • Packaging5g
  • Price$49
  • Updated2026-06-04
  • Buy
  • ManufacturerFrontier Specialty Chemicals
  • Product numberJK319384
  • Product descriptiontrans-2-Pentenoic Acid 97%
  • Packaging25g
  • Price$101
  • Updated2021-12-16
  • Buy
  • ManufacturerSigma-Aldrich
  • Product numberW419301
  • Product descriptiontrans-2-Pentenoic Acid 98%
  • Packagingsample
  • Price$59.8
  • Updated2023-06-20
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number259276
  • Product description2-Pentenoic acid predominantly trans, 98%
  • Packaging25g
  • Price$174
  • Updated2026-04-30
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA001BQ5 (2E)-2-Pentenoic acid 97% 25g $84 2026-05-28 Buy
aablocks AA001BQ5 (2E)-2-Pentenoic acid 97% 5g $40 2026-05-28 Buy
aablocks AA001BQ5 (2E)-2-Pentenoic acid 98% 1g $32 2026-05-28 Buy
AK Scientific 6805AA (E)-Pent-2-enoicacid 5ml $129 2021-12-16 Buy
Ambeed A765691 (E)-Pent-2-enoicacid 98%(GC) 25g $71 2021-12-16 Buy
Ambeed A765691 (E)-Pent-2-enoicacid 98%(GC) 5g $19 2021-12-16 Buy
Biosynth FP34762 2-Pentenoic acid 1kg $2336.4 2026-06-04 Buy
Chem-Impex 39065 trans-2-Pentenoic acid ≥95%(GC) 250ML $1125 2026-05-19 Buy
Chem-Impex 39065 trans-2-Pentenoic acid ≥95%(GC) 25ML $125 2026-05-19 Buy
Chem-Impex 39065 trans-2-Pentenoic acid ≥95%(GC) 100ML $480 2026-05-19 Buy
Chem-Impex 39065 trans-2-Pentenoic acid ≥95%(GC) 5ML $30 2026-05-19 Buy
ChemScene CS-0053528 trans-2-Pentenoic acid ≥96% 25g $106 2026-06-04 Buy
ChemScene CS-0053528 trans-2-Pentenoic acid ≥96% 5g $49 2026-06-04 Buy
Frontier Specialty Chemicals JK319384 trans-2-Pentenoic Acid 97% 25g $101 2021-12-16 Buy
Sigma-Aldrich W419301 trans-2-Pentenoic Acid 98% sample $59.8 2023-06-20 Buy
Sigma-Aldrich 259276 2-Pentenoic acid predominantly trans, 98% 25g $174 2026-04-30 Buy
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Properties

Melting point :9-11 °C(lit.)
Boiling point :106 °C20 mm Hg(lit.)
Density :0.99 g/mL at 25 °C(lit.)
refractive index :n20/D 1.452(lit.)
FEMA :4193 | 2-PENTENOIC ACID
Flash point :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
Odor Type :cheesy
explosive limit :1.6%(V)
biological source :synthetic
JECFA Number :1804
BRN :1720312
InChI :1S/C5H8O2/c1-2-3-4-5(6)7/h3-4H,2H2,1H3,(H,6,7)/b4-3+
InChIKey :YIYBQIKDCADOSF-ONEGZZNKSA-N
SMILES :[H]\C(CC)=C(\[H])C(O)=O
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 Information

Symbol(GHS): Corrosion (GHS05)
Signal word: Danger
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H314 Causes severe skin burns and eye damage Skin corrosion/irritation Category 1A, B, C Danger P260,P264, P280, P301+P330+ P331,P303+P361+P353, P363, P304+P340,P310, P321, P305+ P351+P338, P405,P501
Precautionary statements:
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P303+P361+P353 IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P363 Wash contaminated clothing before reuse.
P405 Store locked up.

Description

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.

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