≥97% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Protected from light,Store at -20°C,Argon charged Ships Ice chest + Ice pads Check lot-specific COA for exact specifications.
SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.
Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
| Canonical Smiles | CN1C=C(C(=N1)C=O)Cl |
|---|---|
| IUPAC Name | 4-chloro-1-methylpyrazole-3-carbaldehyde |
| InChIKey | MLGDASSMRFJUMZ-UHFFFAOYSA-N |
| INCHI | 1S/C5H5ClN2O/c1-8-2-4(6)5(3-9)7-8/h2-3H,1H3 |
| Isomeric SMILES | CN1C=C(C(=N1)C=O)Cl |
| PubChem CID | 2782153 |
| Molecular Weight | 144.55 |
Comprehensive hazard, handling, storage, and regulatory compliance document.
Download SDS →Lot-specific quality data. Enter your lot number to retrieve the exact COA.
Look up COA →Full quality attributes and acceptance criteria for this grade.
View spec sheet →Find and download the COA for your product by matching the lot number on the packaging.
| Lot Number | Certificate Type | Date | Item |
|---|---|---|---|
 J2510329 | Certificate of Analysis | Aug 01, 2025 | C701108 |
| J2510358 | Certificate of Analysis | Aug 01, 2025 | C701108 |
| J2510359 | Certificate of Analysis | Aug 01, 2025 | C701108 |
| J2510360 | Certificate of Analysis | Aug 01, 2025 | C701108 |
| Sensitivity | light & Moisture sensitive |
|---|---|
| Molecular Weight | 144.560 g/mol |
| XLogP3 | 0.700 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 2 |
| Rotatable Bond Count | 1 |
| Exact Mass | 144.009 Da |
| Monoisotopic Mass | 144.009 Da |
| Topological Polar Surface Area | 34.900 Ų |
| Heavy Atom Count | 9 |
| Formal Charge | 0 |
| Complexity | 120.000 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| The total count of all stereochemical bonds | 0 |
| Covalently-Bonded Unit Count | 1 |
