Determine the necessary mass, volume, or concentration for preparing a solution.
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≥98%(HPLC) for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Store at -20°C Ships Ice chest + Ice pads 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 3 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia
| Pubchem Sid | 488195329 |
|---|---|
| Pubchem Sid Url | https://pubchem.ncbi.nlm.nih.gov/substance/488195329 |
| Canonical Smiles | C1=CC(=CC=C1C=CC(=O)CC(=O)C=CC2=CC=C(C=C2)O)O |
| IUPAC Name | (1E,6E)-1,7-bis(4-hydroxyphenyl)hepta-1,6-diene-3,5-dione |
| InChIKey | PREBVFJICNPEKM-YDWXAUTNSA-N |
| INCHI | 1S/C19H16O4/c20-16-7-1-14(2-8-16)5-11-18(22)13-19(23)12-6-15-3-9-17(21)10-4-15/h1-12,20-21H,13H2/b11-5+,12-6+ |
| Isomeric SMILES | C1=CC(=CC=C1/C=C/C(=O)CC(=O)/C=C/C2=CC=C(C=C2)O)O |
| Alternate CAS | 33171-05-0 |
| Molecular Weight | 308.328 |
| Reaxy-Rn | 2144744 |
| Reaxys-RN_link_address | https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=2144744&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 | Phenylpropanoids and polyketides |
| Class | Diarylheptanoids |
| Subclass | Linear diarylheptanoids |
| Intermediate Tree Nodes | Not available |
| Direct Parent | Curcuminoids |
| Alternative Parents | Hydroxycinnamic acids and derivatives Styrenes Beta-diketones 1-hydroxy-2-unsubstituted benzenoids Enones Acryloyl compounds Ketones Organic oxides Hydrocarbon derivatives |
| Molecular Framework | Aromatic homomonocyclic compounds |
| Substituents | Bis-desmethoxycurcumin - Hydroxycinnamic acid or derivatives - Styrene - 1-hydroxy-2-unsubstituted benzenoid - Phenol - 1,3-diketone - Benzenoid - 1,3-dicarbonyl compound - Monocyclic benzene moiety - Enone - Acryloyl-group - Alpha,beta-unsaturated ketone - Ketone - Organic oxide - Organooxygen compound - Organic oxygen compound - Carbonyl group - Hydrocarbon derivative - Aromatic homomonocyclic compound |
| Description | This compound belongs to the class of organic compounds known as curcuminoids. These are aromatic compounds containing a curcumin moiety, which is composed of two aryl buten-2-one (feruloyl) chromophores joined by a methylene group. |
| External Descriptors | enone - polyphenol - beta-diketone - diarylheptanoid |
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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 | Mar 11, 2026 | B131602 | |
| Certificate of Analysis | Jan 09, 2026 | B131602 | |
| Certificate of Analysis | Jan 09, 2026 | B131602 | |
| Certificate of Analysis | Jan 09, 2026 | B131602 | |
| Certificate of Analysis | Jun 26, 2023 | B131602 | |
| Certificate of Analysis | Jun 26, 2023 | B131602 | |
| Certificate of Analysis | Jun 26, 2023 | B131602 | |
| Certificate of Analysis | Jun 26, 2023 | B131602 | |
| Certificate of Analysis | Jun 26, 2023 | B131602 | |
| Certificate of Analysis | Jun 26, 2023 | B131602 | |
| Certificate of Analysis | Jun 26, 2023 | B131602 | |
| Certificate of Analysis | Jun 26, 2023 | B131602 | |
| Certificate of Analysis | Mar 23, 2022 | B131602 | |
| Certificate of Analysis | Mar 23, 2022 | B131602 |
| Melt Point(°C) | 224°C |
|---|---|
| Molecular Weight | 308.300 g/mol |
| XLogP3 | 3.300 |
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 6 |
| Exact Mass | 308.105 Da |
| Monoisotopic Mass | 308.105 Da |
| Topological Polar Surface Area | 74.600 Ų |
| Heavy Atom Count | 23 |
| Formal Charge | 0 |
| Complexity | 408.000 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 2 |
| Undefined Bond Stereocenter Count | 0 |
| The total count of all stereochemical bonds | 2 |
| Covalently-Bonded Unit Count | 1 |
| 1. Xiaoqin Ding, Yan Chen, Lina Zhou, Ruoyun Wu, Tunyu Jian, Han Lyu, Yan Liu, Jian Chen. (2022) Bisdemethoxycurcumin Attenuated Renal Injury via Activation of Keap1/Nrf2 Pathway in High-Fat Diet-Fed Mice. INTERNATIONAL JOURNAL OF MOLECULAR SCIENCES, 23 (13): (7395). [PMID:35806399] [10.3390/ijms23137395] |
| 2. Dai Chongshan, Ciccotosto Giuseppe D., Cappai Roberto, Tang Shusheng, Li Daowen, Xie Sanlei, Xiao Xilong, Velkov Tony. (2016) Curcumin Attenuates Colistin-Induced Neurotoxicity in N2a Cells via Anti-inflammatory Activity, Suppression of Oxidative Stress, and Apoptosis. MOLECULAR NEUROBIOLOGY, 55 (1): (421-434). [PMID:27957686] [10.1007/s12035-016-0276-6] |
| 3. Xiuying Liu, Lijie Zhu, Xue Gao, Yuxin Wang, Haixia Lu, Yiwei Tang, Jianrong Li. (2016) Magnetic molecularly imprinted polymers for spectrophotometric quantification of curcumin in food. FOOD CHEMISTRY, [PMID:26920299] [10.1016/j.foodchem.2016.02.015] |