≥97% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Store at 2-8°C,Argon charged Ships Wet ice Check lot-specific COA for exact specifications.
SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.
Cited in 5 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
4-Pentynoic acid is used in a synthesis of a cytotoxic macrolide by ring-closing metathesis of a bis acetylene.: Reaction with 1-bromo-1-alkynes in the presence of a Pd catalyst yields biologically active ynenol lactones.
Reaction with 1-bromo-1-alkynes in the presence of a Pd catalyst yields biologically active ynenol lactones.1
| Pubchem Sid | 508809378 |
|---|---|
| 정식 스마일 | C#CCCC(=O)O |
| IUPAC Name | pent-4-ynoic acid |
| InChIKey | MLBYLEUJXUBIJJ-UHFFFAOYSA-N |
| INCHI | 1S/C5H6O2/c1-2-3-4-5(6)7/h1H,3-4H2,(H,6,7) |
| 이성체 SMILES | C#CCCC(=O)O |
| WGK 독일 | 3 |
| RTECS | SC4751000 |
| PubChem CID | 22464 |
| UN 번호 | 3261 |
| 포장 그룹 | II |
| 분자량 | 98.1 |
| Beilstein | 1742047 |
Comprehensive hazard, handling, storage, and regulatory compliance document.
Download SDS →Lot-specific quality data. Enter your lot number to retrieve the exact COA.
Look up COA →Full quality attributes and acceptance criteria for this grade.
View spec sheet →Taxonomy Tree
| Kingdom | Organic compounds |
|---|---|
| Superclass | Lipids and lipid-like molecules |
| 분류 | Fatty Acyls |
| Subclass | Fatty acids and conjugates |
| Intermediate Tree Nodes | Not available |
| Direct Parent | Straight chain fatty acids |
| Alternative Parents | Unsaturated fatty acids Monocarboxylic acids and derivatives Carboxylic acids Acetylides Organic oxides Hydrocarbon derivatives Carbonyl compounds |
| Molecular Framework | Aliphatic acyclic compounds |
| Substituents | Unsaturated fatty acid - Straight chain fatty acid - Acetylide - Monocarboxylic acid or derivatives - Carboxylic acid - Carboxylic acid derivative - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organooxygen compound - Carbonyl group - Aliphatic acyclic compound |
| 설명 | This compound belongs to the class of organic compounds known as straight chain fatty acids. These are fatty acids with a straight aliphatic chain. |
| External Descriptors | Not available |
Find and download the COA for your product by matching the lot number on the packaging.
| Lot Number | Certificate Type | 날짜 | 항목 |
|---|---|---|---|
 L2404101 | Certificate of Analysis | Sep 01, 2026 | P133515 |
| F2608137 | Certificate of Analysis | Jun 13, 2026 | P133515 |
| F2527062 | Certificate of Analysis | Jul 05, 2025 | P133515 |
| F1920029 | Certificate of Analysis | Oct 16, 2024 | P133515 |
| L2418752 | Certificate of Analysis | Jul 02, 2024 | P133515 |
| A2206828 | Certificate of Analysis | Oct 09, 2023 | P133515 |
| A2206829 | Certificate of Analysis | Oct 09, 2023 | P133515 |
| A2206903 | Certificate of Analysis | Oct 09, 2023 | P133515 |
| L2404102 | Certificate of Analysis | Oct 09, 2023 | P133515 |
| G2220768 | Certificate of Analysis | Jun 27, 2022 | P133515 |
| G2220773 | Certificate of Analysis | Jun 27, 2022 | P133515 |
| G2220774 | Certificate of Analysis | Jun 27, 2022 | P133515 |
| 용해성 | Soluble in low polarity organic solvents. Soluble in water. |
|---|---|
| 감도 | Air & Heat & Light sensitive |
| 발화점(°F) | 167°F |
| 발화점(°C) | 75°C |
| 끓는점(°C) | 204°C |
| 녹는점(°C) | 54-59 °C |
| 분자량 | 98.100 g/mol |
| XLogP3 | 0.300 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 2 |
| Rotatable Bond Count | 2 |
| Exact Mass | 98.0368 Da |
| Monoisotopic Mass | 98.0368 Da |
| Topological Polar Surface Area | 37.300 Ų |
| Heavy Atom Count | 7 |
| Formal Charge | 0 |
| Complexity | 106.000 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| The total count of all stereochemical bonds | 0 |
| Covalently-Bonded Unit Count | 1 |
