Introduction：Basic information about CAS 66644-80-2|2,3-Dimethoxy-5-sulfamoylbenzoic acid, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
| Common Name | 2,3-Dimethoxy-5-sulfamoylbenzoic acid |
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| CAS Number | 66644-80-2 | Molecular Weight | 261.252 |
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| Density | 1.5±0.1 g/cm3 | Boiling Point | 499.2±55.0 °C at 760 mmHg |
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| Molecular Formula | C9H11NO6S | Melting Point | 206 °C |
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| MSDS | USA | Flash Point | 255.7±31.5 °C |
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Names
| Name | 5-(Aminosulfonyl)-2,3-dimethoxybenzoic Acid |
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| Synonym | More Synonyms |
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Chemical & Physical Properties
| Density | 1.5±0.1 g/cm3 |
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| Boiling Point | 499.2±55.0 °C at 760 mmHg |
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| Melting Point | 206 °C |
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| Molecular Formula | C9H11NO6S |
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| Molecular Weight | 261.252 |
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| Flash Point | 255.7±31.5 °C |
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| Exact Mass | 261.030701 |
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| PSA | 124.30000 |
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| LogP | 0.54 |
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| Vapour Pressure | 0.0±1.3 mmHg at 25°C |
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| Index of Refraction | 1.564 |
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| InChIKey | YEVQOPOKMKTXMD-UHFFFAOYSA-N |
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| SMILES | COc1cc(S(N)(=O)=O)cc(C(=O)O)c1OC |
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Safety Information
| Hazard Codes | Xn,Xi |
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| Risk Phrases | R20/21/22:Harmful by inhalation, in contact with skin and if swallowed . R36/37/38:Irritating to eyes, respiratory system and skin . |
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| Safety Phrases | S26-S36/37-S36/37/39 |
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| WGK Germany | 3 |
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| HS Code | 29089000 |
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Customs
| HS Code | 2935009090 |
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| Summary | 2935009090 other sulphonamides VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:35.0% |
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Synonyms
| 2,3-Dimethoxy-5-Sulfamoyl Benzoic Acid |
| 2,3-Dimethoxy-5-sulfamoylbenzoic acid |
| Benzoic acid, 5-(aminosulfonyl)-2,3-dimethoxy- |
| 5-(Aminosulfonyl)-2,3-dimethoxybenzoic Acid |
| MFCD01317561 |
| EINECS 266-433-4 |
