Methyl 3-amino-2-thiophenecarboxylate
- CAS NO.：22288-78-4
- Empirical Formula: C6H7NO2S
- Molecular Weight: 157.19
- MDL number: MFCD00009765
- EINECS: 244-895-8
- SAFETY DATA SHEET (SDS)
- Update Date: 2024-12-18 14:08:52
What is Methyl 3-amino-2-thiophenecarboxylate ?
Chemical properties
white to light yellow crystal powder
The Uses of Methyl 3-amino-2-thiophenecarboxylate
Methyl 3-amino-2-thiophenecarboxylate was used in:
- the synthesis of 4-nitro and 4-aminothienyl ureas
- total synthesis of quinazolinocarboline alkaloids
- preparation of thienopyrimidinone analogs
General Description
Methyl 3-amino-2-thiophenecarboxylate reacts with hydrazonoyl chlorides in the presence of triethylamine to yield corresponding N-arylamidrazones.
Properties of Methyl 3-amino-2-thiophenecarboxylate
| Melting point: | 62-64 °C (lit.) |
| Boiling point: | 100-102 °C/0.1 mmHg (lit.) |
| Density | 1.274 (estimate) |
| refractive index | 1.5500 (estimate) |
| Flash point: | 100-102°C/0.1mm |
| storage temp. | Keep in dark place,Inert atmosphere,Room temperature |
| pka | 1.86±0.10(Predicted) |
| form | Fine Crystalline Powder |
| color | Beige to beige-brown |
| Water Solubility | Slightly soluble in water. |
| BRN | 1365614 |
| CAS DataBase Reference | 22288-78-4(CAS DataBase Reference) |
| EPA Substance Registry System | 2-Thiophenecarboxylic acid, 3-amino-, methyl ester (22288-78-4) |
Safety information for Methyl 3-amino-2-thiophenecarboxylate
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P271:Use only outdoors or in a well-ventilated area. P280:Wear protective gloves/protective clothing/eye protection/face protection. P302+P352:IF ON SKIN: wash with plenty of soap and water. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for Methyl 3-amino-2-thiophenecarboxylate
| InChIKey | TWEQNZZOOFKOER-UHFFFAOYSA-N |
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product: Methyl 3-amino 2-thiophene carboxylate
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