Determine the necessary mass, volume, or concentration for preparing a solution.
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≥97% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Argon charged,Room temperature Ships Normal 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 4 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
| Pubchem Sid | 504756402 |
|---|---|
| Pubchem Sid Url | https://pubchem.ncbi.nlm.nih.gov/substance/504756402 |
| Canonical Smiles | [H][C@@]12CC=CC[C@]1([H])C(=O)OC2=O |
| IUPAC Name | (3aS,7aR)-3a,4,7,7a-tetrahydro-2-benzofuran-1,3-dione |
| InChIKey | KMOUUZVZFBCRAM-OLQVQODUSA-N |
| INCHI | 1S/C8H8O3/c9-7-5-3-1-2-4-6(5)8(10)11-7/h1-2,5-6H,3-4H2/t5-,6+ |
| Isomeric SMILES | C1C=CC[C@H]2[C@@H]1C(=O)OC2=O |
| WGK Germany | 3 |
| RTECS | GW5775000 |
| Alternate CAS | 85-43-8 |
| Molecular Weight | 152.15 |
| Beilstein | 82341 |
| Reaxy-Rn | 82341 |
| Reaxys-RN_link_address | https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=82341&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 | Organoheterocyclic compounds |
| Class | Isobenzofurans |
| Subclass | Not available |
| Intermediate Tree Nodes | Not available |
| Direct Parent | Isobenzofurans |
| Alternative Parents | Dicarboxylic acids and derivatives Tetrahydrofurans Carboxylic acid anhydrides Lactones Oxacyclic compounds Organic oxides Hydrocarbon derivatives Carbonyl compounds |
| Molecular Framework | Aliphatic heteropolycyclic compounds |
| Substituents | Isobenzofuran - Dicarboxylic acid or derivatives - Tetrahydrofuran - Carboxylic acid anhydride - Lactone - Oxacycle - Carboxylic acid derivative - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organooxygen compound - Carbonyl group - Aliphatic heteropolycyclic compound |
| Description | This compound belongs to the class of organic compounds known as isobenzofurans. These are organic aromatic compounds containing an isobenzofuran moiety. |
| External Descriptors | Not available |
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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 | Feb 04, 2026 | C123346 | |
| Certificate of Analysis | Feb 04, 2026 | C123346 | |
| Certificate of Analysis | Dec 01, 2025 | C123346 | |
| Certificate of Analysis | Dec 01, 2025 | C123346 | |
| Certificate of Analysis | Dec 01, 2025 | C123346 | |
| Certificate of Analysis | May 12, 2025 | C123346 | |
| Certificate of Analysis | Sep 10, 2024 | C123346 | |
| Certificate of Analysis | Sep 10, 2024 | C123346 | |
| Certificate of Analysis | Sep 10, 2024 | C123346 | |
| Certificate of Analysis | Sep 10, 2024 | C123346 | |
| Certificate of Analysis | Sep 10, 2024 | C123346 | |
| Certificate of Analysis | Mar 25, 2024 | C123346 | |
| Certificate of Analysis | Dec 15, 2022 | C123346 | |
| Certificate of Analysis | Feb 28, 2022 | C123346 |
| Solubility | Soluble in Benzene,Toluene; Slightly soluble in Ether |
|---|---|
| Sensitivity | Moisture sensitive |
| Flash Point(°C) | 156 °C |
| Boil Point(°C) | 195 °C |
| Melt Point(°C) | 101.0to104.0°C |
| Molecular Weight | 152.150 g/mol |
| XLogP3 | 0.800 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 0 |
| Exact Mass | 152.047 Da |
| Monoisotopic Mass | 152.047 Da |
| Topological Polar Surface Area | 43.400 Ų |
| Heavy Atom Count | 11 |
| Formal Charge | 0 |
| Complexity | 218.000 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 2 |
| 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 |
| 1. Bo Liang, Jianghuai Hu, Ping Yuan, Chengfeng Li, Renke Li, Yao Liu, Ke Zeng, Gang Yang. (2018) Kinetics of the pyrolysis process of phthalonitrile resin. THERMOCHIMICA ACTA, [PMID:] [10.1016/j.tca.2018.12.025] |
| 2. Yang Liu, Zheng-zhou Liu, Wei-feng Peng, Zheng Lu, Jiang-huai Hu, Ke Zeng, Gang Yang. (2018) Copolymerization modification: improving the processability and thermal properties of phthalonitrile resins with novel comonomers. POLYMER INTERNATIONAL, 68 (4): (724-734). [PMID:] [10.1002/pi.5758] |
| 3. Weifeng Peng, Yang Liu, zhengzhou Liu, Zheng Lu, Jianghuai Hu, Ke Zeng, Gang Yang. (2017) Curing kinetics study on highly efficient thermal synergistic polymerization effect between alicyclic imide moiety and phthalonitrile. THERMOCHIMICA ACTA, [PMID:] [10.1016/j.tca.2017.09.020] |
| 4. Ping Yuan, Suchun Ji, Jianghuai Hu, Xueping Hu, Ke Zeng, Gang Yang. (2016) Systematic study on highly efficient Thermal Synergistic Polymerization effect between alicyclic imide moiety and phthalonitrile: Scope, Properties and Mechanism. POLYMER, [PMID:] [10.1016/j.polymer.2016.09.025] |