Introduction：Basic information about CAS 117-21-5|3-Chlorophthalic Anhydride, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
| Common Name | 3-Chlorophthalic Anhydride |
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| CAS Number | 117-21-5 | Molecular Weight | 182.561 |
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| Density | 1.6±0.1 g/cm3 | Boiling Point | 317.2±15.0 °C at 760 mmHg |
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| Molecular Formula | C8H3ClO3 | Melting Point | 123-126 °C |
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| MSDS | / | Flash Point | 152.2±19.4 °C |
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Names
| Name | 3-Chlorophthalic Anhydride |
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| Synonym | More Synonyms |
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Chemical & Physical Properties
| Density | 1.6±0.1 g/cm3 |
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| Boiling Point | 317.2±15.0 °C at 760 mmHg |
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| Melting Point | 123-126 °C |
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| Molecular Formula | C8H3ClO3 |
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| Molecular Weight | 182.561 |
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| Flash Point | 152.2±19.4 °C |
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| Exact Mass | 181.977066 |
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| PSA | 43.37000 |
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| LogP | 2.19 |
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| Vapour Pressure | 0.0±0.7 mmHg at 25°C |
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| Index of Refraction | 1.627 |
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| InChIKey | UERPUZBSSSAZJE-UHFFFAOYSA-N |
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| SMILES | O=C1OC(=O)c2c(Cl)cccc21 |
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Safety Information
| Hazard Codes | Xi: Irritant; |
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| Risk Phrases | R36/37/38 |
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| Safety Phrases | S37/39-S26 |
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| HS Code | 2942000000 |
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Customs
| HS Code | 2932999099 |
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| Summary | 2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
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Synonyms
| 3-CHLOROPHTHALIC ANHYDRIDE |
| 4-Chloroisobenzofuran-1,3-dione |
| MFCD00023107 |
| 4-Chloro-2-benzofuran-1,3-dione |
| 1,3-Isobenzofurandione, 4-chloro- |
| EINECS 204-179-8 |
| 3-Chlorophtalic anhydride |
| chlorphthalidone |
