Introduction：Basic information about CAS 4021-08-3|4-Methylpicolinic acid, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
| Common Name | 4-Methylpicolinic acid |
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| CAS Number | 4021-08-3 | Molecular Weight | 137.136 |
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| Density | 1.2±0.1 g/cm3 | Boiling Point | 307.4±22.0 °C at 760 mmHg |
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| Molecular Formula | C7H7NO2 | Melting Point | 137-141 °C |
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| MSDS | ChineseUSA | Flash Point | 139.7±22.3 °C |
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| Symbol |
GHS07 | Signal Word | Warning |
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Names
| Name | 4-Methylpicolinic acid |
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| Synonym | More Synonyms |
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Chemical & Physical Properties
| Density | 1.2±0.1 g/cm3 |
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| Boiling Point | 307.4±22.0 °C at 760 mmHg |
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| Melting Point | 137-141 °C |
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| Molecular Formula | C7H7NO2 |
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| Molecular Weight | 137.136 |
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| Flash Point | 139.7±22.3 °C |
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| Exact Mass | 137.047684 |
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| PSA | 50.19000 |
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| LogP | 0.36 |
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| Vapour Pressure | 0.0±0.7 mmHg at 25°C |
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| Index of Refraction | 1.561 |
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| InChIKey | CMMURVLHXMNTHY-UHFFFAOYSA-N |
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| SMILES | Cc1ccnc(C(=O)O)c1 |
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Safety Information
| Symbol |
GHS07 |
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| Signal Word | Warning |
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| Hazard Statements | H319 |
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| Precautionary Statements | P305 + P351 + P338 |
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| Personal Protective Equipment | Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter |
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| Hazard Codes | Xi |
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| Risk Phrases | 36/37/38 |
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| Safety Phrases | S26-S36/37/39 |
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| RIDADR | NONH for all modes of transport |
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| HS Code | 2933399090 |
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Customs
| HS Code | 2933399090 |
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| Summary | 2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
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Synonyms
| T6NJ BVQ D1 |
| MFCD03731175 |
| 2-Pyridinecarboxylic acid, 4-methyl- |
| 4-Methyl-2-pyridinecarboxylic acid |
| 4-Methylpicolinic acid |
| 4-Methylpyridine-2-carboxylic acid |
