2-Chloro-3-pyridinecarboxaldehyde
Synonym(s):Chloro-2-formyl-3-pyridine
- CAS NO.：36404-88-3
- Empirical Formula: C6H4ClNO
- Molecular Weight: 141.56
- MDL number: MFCD01315308
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-05-28 02:27:55
What is 2-Chloro-3-pyridinecarboxaldehyde?
Chemical properties
Brown Solid
The Uses of 2-Chloro-3-pyridinecarboxaldehyde
Starting material for the preparation of 5-azaindoles by the Hemetsberger-Knittel reaction involving the thermal decomposition of alkenyl azides.1
The Uses of 2-Chloro-3-pyridinecarboxaldehyde
Azaindazole intermediate.
Properties of 2-Chloro-3-pyridinecarboxaldehyde
| Melting point: | 50-54 °C (lit.) |
| Boiling point: | 119 °C(Press: 30 Torr) |
| Density | 1.332±0.06 g/cm3(Predicted) |
| Flash point: | >230 °C |
| storage temp. | Keep in dark place,Sealed in dry,Room Temperature |
| solubility | Chloroform, DMSO |
| form | Powder or Low Melting Solid |
| pka | -1.36±0.10(Predicted) |
| color | White to off-white |
| CAS DataBase Reference | 36404-88-3(CAS DataBase Reference) |
Safety information for 2-Chloro-3-pyridinecarboxaldehyde
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H302:Acute toxicity,oral H317:Sensitisation, Skin H319:Serious eye damage/eye irritation |
| Precautionary Statement Codes |
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 2-Chloro-3-pyridinecarboxaldehyde
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![2-CHLORO-3-[(([DI(2-THIENYL)METHYLENE]AMINO)OXY)CARBONYL]PYRIDINE](https://img.chemicalbook.in/StructureFile/ChemBookStructure2/GIF/CB4436388.gif)
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