Introduction：Basic information about CAS 16691-79-5|2,5-BIS(METHOXYCARBONYL)-3,4-DIPHENYLCYCLOPENTADIENONE, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
| Common Name | 2,5-BIS(METHOXYCARBONYL)-3,4-DIPHENYLCYCLOPENTADIENONE |
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| CAS Number | 16691-79-5 | Molecular Weight | 348.34900 |
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| Density | 1.302g/cm3 | Boiling Point | 445.4ºC at 760 mmHg |
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| Molecular Formula | C21H16O5 | Melting Point | / |
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| MSDS | / | Flash Point | 194.3ºC |
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Names
| Name | dimethyl 2-oxo-4,5-diphenylcyclopenta-3,5-diene-1,3-dicarboxylate |
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| Synonym | More Synonyms |
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Chemical & Physical Properties
| Density | 1.302g/cm3 |
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| Boiling Point | 445.4ºC at 760 mmHg |
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| Molecular Formula | C21H16O5 |
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| Molecular Weight | 348.34900 |
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| Flash Point | 194.3ºC |
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| Exact Mass | 348.10000 |
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| PSA | 69.67000 |
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| LogP | 2.82270 |
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| Vapour Pressure | 3.96E-08mmHg at 25°C |
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| Index of Refraction | 1.613 |
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| InChIKey | NTXFYWYVVGMAGT-UHFFFAOYSA-N |
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| SMILES | COC(=O)C1=C(c2ccccc2)C(c2ccccc2)=C(C(=O)OC)C1=O |
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Safety Information
Customs
| HS Code | 2918300090 |
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| Summary | 2918300090 other carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0% |
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Synonyms
| 3,4-Diphenylcyclopentadienone-2,5-dicarboxylic Acid Dimethyl Ester |
| 2,4-DICHLORO-5-HYDROXYANILINE |
| 2-oxo-4,5-diphenyl-cyclopenta-3,5-diene-1,3-dicarboxylic acid dimethyl ester |
| 2,5-Bis(methoxycarbonyl)-3,4-diphenylcyclopentadienone |
| 2,5-bis(methoxycarbonyl)-3,4-diphenylcyclopentadienone |
| 2,5-dimethoxycarbonyl-3,4-diphenylcyclopentadienone |
| 2,5-dicarbomethoxy-3,4-diphenylcyclopentadienone |
