5-Ethyl-2-thiophenecarboxaldehyde
- CAS NO.：36880-33-8
- Empirical Formula: C7H8OS
- Molecular Weight: 140.2
- MDL number: MFCD00143457
- EINECS: 253-252-0
- SAFETY DATA SHEET (SDS)
- Update Date: 2023-05-25 18:00:56
What is 5-Ethyl-2-thiophenecarboxaldehyde?
Chemical properties
CLEAR RED-BROWN TO BROWN LIQUID
The Uses of 5-Ethyl-2-thiophenecarboxaldehyde
5-Ethyl-2-thiophenecarboxaldehyde may be used in the preparation of 6-(butylamino)-2-(5-ethylthiophen-2-yl)-3-(4-fluorobenzyl)-2,3-dihydroquinazolin-4(1H)-one.
General Description
5-Ethyl-2-thiophenecarboxaldehyde is an alkyl derivative of thiophenecarboxaldehyde. Its standard molar enthalpies of combustion and vaporization have been evaluated.
Properties of 5-Ethyl-2-thiophenecarboxaldehyde
| Melting point: | 65°C |
| Boiling point: | 65 °C2 mm Hg(lit.) |
| Density | 1.12 g/mL at 25 °C(lit.) |
| refractive index | n |
| Flash point: | 229 °F |
| storage temp. | Refrigerator |
| Odor | at 0.10 % in propylene glycol. like benzaldehyde |
| Sensitive | Air Sensitive |
| BRN | 108539 |
| CAS DataBase Reference | 36880-33-8(CAS DataBase Reference) |
| EPA Substance Registry System | 2-Thiophenecarboxaldehyde, 5-ethyl- (36880-33-8) |
Safety information for 5-Ethyl-2-thiophenecarboxaldehyde
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H302:Acute toxicity,oral H312:Acute toxicity,dermal H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H332:Acute toxicity,inhalation 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. P270:Do not eat, drink or smoke when using this product. P271:Use only outdoors or in a well-ventilated area. P280:Wear protective gloves/protective clothing/eye protection/face protection. P362:Take off contaminated clothing and wash before reuse. P363:Wash contaminated clothing before reuse. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P332+P313:IF SKIN irritation occurs: Get medical advice/attention. P337+P313:IF eye irritation persists: Get medical advice/attention. P405:Store locked up. P403+P233:Store in a well-ventilated place. Keep container tightly closed. P501:Dispose of contents/container to..… |
Computed Descriptors for 5-Ethyl-2-thiophenecarboxaldehyde
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