Determine the necessary mass, volume, or concentration for preparing a solution.
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Standard for GC, ≥99.9%(GC) Standard for GC for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Room temperature,Argon charged,Desiccated Ships FedEx DG Service 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 14 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
Crotonic acid undergoes esterification with butan-2-ol by following second order reaction kinetics.
| Canonical Smiles | CC=CC(=O)O |
|---|---|
| IUPAC Name | (E)-but-2-enoic acid |
| InChIKey | LDHQCZJRKDOVOX-NSCUHMNNSA-N |
| INCHI | 1S/C4H6O2/c1-2-3-4(5)6/h2-3H,1H3,(H,5,6)/b3-2+ |
| Isomeric SMILES | C/C=C/C(=O)O |
| WGK Germany | 3 |
| RTECS | GQ2900000 |
| UN Number | 2823 |
| Packing Group | III |
| Molecular Weight | 86.09 |
| Beilstein | 1719943 |
| Reaxy-Rn | 1098434 |
| Reaxys-RN_link_address | https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1098434&ln= |
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 |
| Class | 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 Organic oxides Hydrocarbon derivatives Carbonyl compounds |
| Molecular Framework | Aliphatic acyclic compounds |
| Substituents | Unsaturated fatty acid - Straight chain fatty acid - Monocarboxylic acid or derivatives - Carboxylic acid - Carboxylic acid derivative - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organooxygen compound - Carbonyl group - Aliphatic acyclic compound |
| Description | 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 | Unsaturated fatty acids |
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Find and download the COA for your product by matching the lot number on the packaging.
| Lot Number | Certificate Type | Date | Item |
|---|---|---|---|
| Certificate of Analysis | May 19, 2026 | C104150 | |
| Certificate of Analysis | May 08, 2025 | C104150 | |
| Certificate of Analysis | Apr 11, 2025 | C104150 | |
| Certificate of Analysis | Jul 22, 2024 | C104150 | |
| Certificate of Analysis | Jul 11, 2023 | C104150 | |
| Certificate of Analysis | Jun 08, 2023 | C104150 | |
| Certificate of Analysis | Dec 06, 2022 | C104150 |
| Solubility | Soluble in water, soluble in ethanol, toluene, acetone, etc. |
|---|---|
| Sensitivity | Air sensitive |
| Refractive Index | 1.4228 |
| Flash Point(°F) | 190.4 °F |
| Flash Point(°C) | 88℃ |
| Boil Point(°C) | 185°C |
| Melt Point(°C) | 71.6°C |
| Molecular Weight | 86.090 g/mol |
| XLogP3 | 0.700 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 2 |
| Rotatable Bond Count | 1 |
| Exact Mass | 86.0368 Da |
| Monoisotopic Mass | 86.0368 Da |
| Topological Polar Surface Area | 37.300 Ų |
| Heavy Atom Count | 6 |
| Formal Charge | 0 |
| Complexity | 73.600 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 1 |
| Undefined Bond Stereocenter Count | 0 |
| The total count of all stereochemical bonds | 1 |
| Covalently-Bonded Unit Count | 1 |
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| 5. Zheng Cao, Yonghong Hu, Yumei Kai, Jiaojiao Li, Wenbiao Zhi, Wenge Yang. (2013) Solubilities of crotonic acid in different organic solvents at several temperatures from (278.15 to 333.15) K. FLUID PHASE EQUILIBRIA, [PMID:] [10.1016/j.fluid.2013.06.038] |
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