2-NITROTHIOPHENE
2-Nitrothiophene
CAS: 609-40-5
Molecular Formula: C4H3NO2S
2-NITROTHIOPHENE - Names and Identifiers
| Name | 2-Nitrothiophene |
| Synonyms | NSC 5371 AI3-16618 AKOS 93624 2-Nitrothiofene 2-nitro-thiophen 2-NITROTHIOPHENE 2-Nitrothiophene AKOS BBS-00004367 Thiophene, 2-nitro- |
| CAS | 609-40-5 |
| EINECS | 210-190-9 |
| InChI | InChI=1/C4H3NO2S/c6-5(7)4-2-1-3-8-4/h1-3H |
| InChIKey | JIZRGGUCOQKGQD-UHFFFAOYSA-N |
2-NITROTHIOPHENE - Physico-chemical Properties
| Molecular Formula | C4H3NO2S |
| Molar Mass | 129.14 |
| Density | 1,364 g/cm3 |
| Melting Point | 43-45 °C (lit.) |
| Boling Point | 224-225 °C (lit.) |
| Flash Point | 201°F |
| Solubility | Chloroform (Slightly), Methanol (Slightly) |
| Vapor Presure | 15.199Pa at 25℃ |
| Appearance | solid |
| Color | Monoclinic crystals |
| Storage Condition | Keep Cold |
| Sensitive | Light Sensitive |
| Refractive Index | 1.5740 (estimate) |
| Physical and Chemical Properties | Light yellow crystals. The melting point is 41 °c and the boiling point is 224-225 °c. Can be volatilized with water vapor. |
2-NITROTHIOPHENE - Risk and Safety
| Hazard Symbols | Xn - Harmful |
| Risk Codes | R68 - Possible risk of irreversible effects R36/37/38 - Irritating to eyes, respiratory system and skin. R20/21/22 - Harmful by inhalation, in contact with skin and if swallowed. |
| Safety Description | S24/25 - Avoid contact with skin and eyes. S36 - Wear suitable protective clothing. S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37 - Wear suitable protective clothing and gloves. |
| WGK Germany | 3 |
| RTECS | XN0030000 |
| TSCA | T |
| HS Code | 29349990 |
| Hazard Note | Light Sensitive/Keep Cold |
| Toxicity | mmo-sat 2 mmol/L MUREAV 118,153,83 |
2-NITROTHIOPHENE - Reference Information
| LogP | 1.55 |
| NIST chemical information | Information provided by: webbook.nist.gov (external link) |
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| use | for organic synthesis. |
| Production method | Dissolve thiophene in acetic anhydride and fuming nitric acid in glacial acetic acid. The two solutions were mixed at about 10 ℃, and the nitrate was poured into the crushed ice to precipitate 2-nitrothiophene. The yield is about 80%. |
Last Update：2024-04-10 22:29:15
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