498-62-4
3-Thiophenecarboxaldehyde
CAS: 498-62-4
Molecular Formula: C5H4OS
498-62-4 - Names and Identifiers
| Name | 3-Thiophenecarboxaldehyde |
| Synonyms | 3-thenaldehyde 3-Formylthiophene 3-THIOPHENALDEHYDE 3-Thiophenaldehyde 3-Thiophenealdehyde RARECHEM AM LA 0011 3-THIOPHENEALDEHYDE THIOPHENE-3-ALDEHYDE 3-THIOPHENECARBALDEHYDE Thiophene-3-carbaldehyde THIOPHENE-3-CARBALDEHYDE 3-THIOPHENECARBOXALDEHYDE 3-Thiophenecarboxaldehyde thiophen-3-carboxaldehyde Thiophene-3-carboxaldehyde 3-Thiophene Carboxyaldehyde 3-Thienophenecarboxyaldehyde |
| CAS | 498-62-4 |
| EINECS | 207-865-5 |
| InChI | InChI=1/C5H4OS/c6-3-5-1-2-7-4-5/h1-4H |
| InChIKey | RBIGKSZIQCTIJF-UHFFFAOYSA-N |
498-62-4 - Physico-chemical Properties
| Molecular Formula | C5H4OS |
| Molar Mass | 112.15 |
| Density | 1.28 g/mL at 25 °C (lit.) |
| Melting Point | -30 °C |
| Boling Point | 194-196 °C (lit.)86-87 °C/20 mmHg (lit.) |
| Flash Point | 165°F |
| Water Solubility | Not miscible in water. |
| Solubility | Chloroform, Hexanes |
| Vapor Presure | 0.31 mm Hg ( 20 °C) |
| Appearance | Liquid |
| Specific Gravity | 1.228 |
| Color | Clear yellow to light brown |
| BRN | 105889 |
| Storage Condition | 2-8°C |
| Sensitive | Air Sensitive |
| Refractive Index | n20/D 1.583(lit.) |
| Physical and Chemical Properties | density 1.28 melting point -30°C boiling point 194-196°C refractive index 1.582-1.586 flash point 64°C |
| Use | Used as a pharmaceutical Intermediate |
498-62-4 - Risk and Safety
| Risk Codes | R22 - Harmful if swallowed R43 - May cause sensitization by skin contact R36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S37 - Wear suitable gloves. S24 - Avoid contact with skin. S36 - Wear suitable protective clothing. S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S20/21 - |
| WGK Germany | 3 |
| TSCA | T |
| HS Code | 29339900 |
| Hazard Note | Irritant |
| Hazard Class | AIR SENSITIVE |
498-62-4 - Reference Information
| NIST chemical information | Information provided by: webbook.nist.gov (external link) |
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| application | 3-thiophene formaldehyde is a colorless or light yellow liquid substance, mainly used as a pharmaceutical intermediate. |
| uses | amine antibacterial and anti-inflammatory drugs, used for staphylococcus, streptococcus, pneumococcus and meningococcus infection; those who are allergic to sulfanilamide and patients with severe liver and kidney are not used; for injection used as a pharmaceutical intermediate |
| spontaneous combustion temperature | >392 °F |
Last Update：2024-04-09 21:04:16
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