4-Pentenoic acid, 97%

About 4-Pentenoic acid, 97%

4-Pentenoic acid is a carboxylic acid carrying the CAS registry number 591-80-0 with a typical assay of 97%. With the molecular formula C5H8O2, it has a molar mass of 100.12 g/mol. The IUPAC name is pent-4-enoic acid. It is also known as 3-Vinylpropionic acid or Allylacetic acid.

The material typically appears as a clear colourless to yellow liquid. Literature values give a melting point of 0.981 g/mL at 25 °C. Keep the material at 2–8 °C and protect it from moisture. It carries the GHS signal word “Danger” with 3 hazard statements. Review the Safety Data Sheet before use.

It is commonly used for oxidation reactions and organic synthesis. It is used across pharmaceutical manufacturing and academic and industrial research.

Available in 5 g, 25 g and 100 g packs, 4-Pentenoic acid is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Oxidation reactions
Organic synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	4-Pentenoic acid, 97%
Catalogue No.	VQ-008364
CAS Number	591-80-0
IUPAC name	pent-4-enoic acid
Molecular formula	C₅H₈O₂
Molecular weight	100.12 g/mol
Exact mass	100.0524
Purity / assay	97%
HSN code	29332990
InChIKey	HVAMZGADVCBITI-UHFFFAOYSA-N
SMILES	C=CCCC(=O)O
PubChem CID	61138

Physical properties
Physical form	Liquid
Appearance	Clear colourless to yellow liquid
Melting point	0.981 g/mL at 25 °C
LogP (XLogP3)	0.8
H-bond donors / acceptors	1 / 2
TPSA	37.3 Å²
Storage	2–8 °C
Synonyms	3-Vinylpropionic acid, Allylacetic Acid, Allyl acetic acid, 4 PA, 4-Pentensaeure, 4-pentenic acid, 4-penten-1-oic acid, Delta(4)-pentenoic acid, .DELTA.4-Pentenoic acid, C5:1n-1, delta 4-Pentenoic acid, delta4-Pentenoic Acid

Safety & hazard information (GHS)

Corrosive

Harmful / irritant

Signal word: Danger

Hazard statements

H302Harmful if swallowed
H314Causes severe skin burns and eye damage
H318Causes serious eye damage

Precautionary statements: P260, P264, P264 + P265, P270, P280, P301 + P317, P301 + P330 + P331, P302 + P361 + P354, P304 + P340, P305 + P354 + P338, P316, P317, P321, P330, P363, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of 4-Pentenoic acid, 97%?

The CAS Registry Number of 4-Pentenoic acid, 97% is 591-80-0. It is also known as 3-Vinylpropionic acid, Allylacetic Acid, Allyl acetic acid.

What is the molecular formula and molecular weight of 4-Pentenoic acid, 97%?

4-Pentenoic acid, 97% has the molecular formula C5H8O2 and a molecular weight of 100.12 g/mol. Its IUPAC name is pent-4-enoic acid.

Which grade and pack sizes of 4-Pentenoic acid, 97% can I order?

We supply 4-Pentenoic acid, 97% in (97%) grade, in 5 g, 25 g, 100 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 4-Pentenoic acid, 97%?

Yes. Every lot of 4-Pentenoic acid, 97% is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can 4-Pentenoic acid, 97% be shipped internationally?

Yes. 4-Pentenoic acid, 97% is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.

How should 4-Pentenoic acid, 97% be stored?

2–8 °C. Keep the container tightly closed and refer to the SDS for full handling guidance.