5-chloro-3-fluoro-pyridine-2-carbaldehyde CAS 214055-11-5
| CAS No. | 214055-11-5 |
| Molecular Formula | C6H9ClFNO |
| Molecular Weight | 165.59 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 5-chloro-3-fluoro-pyridine-2-carbaldehyde is closely related to an amide group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
5-chloro-3-fluoro-pyridine-2-carbaldehyde (CAS 214055-11-5), molecular formula C6H9ClFNO and molecular weight 165.59 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 5-chloro-3-fluoro-pyridine-2-carbaldehyde (C6H9ClFNO) contains an amide group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 2.0, corresponding to approximately 2 ring(s) or double-bond equivalent(s). With a molecular weight of 165.59 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 5-chloro-3-fluoro-pyridine-2-carbaldehyde meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C6H9ClFNO |
| Molecular Weight | 165.59 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 2018 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 1 |
Related chloro Standards
- 6-chloro-2-fluoro-pyridine-3-carbaldehyde (CAS 1093880-37-5)
- 2-Chloro-2-Fluoro-1-(1-Pyrrolidinyl)Ethanone (CAS 114020-91-6)
- 4-chloro-2-fluoro-pyridine-3-carbaldehyde (CAS 1232432-20-0)
- 2-chloro-1-(3-fluoro-3-methyl-azetidin-1-yl)ethanone (CAS 2099712-22-6)
- 6-chloro-5-fluoro-pyridine-3-carbaldehyde (CAS 950691-52-8)
- 2-Chloro-4-formylbenzonitrile (CAS 101048-77-5)
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- 3-Chloro-5-formylbenzonitrile (CAS 1205513-88-7)
Recommended Standards
- 1H-Pyrrole-2-sulfonyl chloride (CAS 55673-78-4)
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- 4-Chloro-5-(mercaptomethyl)isoxazol-3(2H)-one (CAS 89660-91-3)
- Aprepitant Impurity 28 (CAS 155742-64-6)
- N-benzyl-1-methyl-1H-tetrazol-5-amine (CAS 66907-74-2)
- 14-demethyl-lanosterol-d6 (CAS 1246298-30-5)
- 3-Bromo-4-chloro-5-fluorobenzoic acid (CAS 1357942-87-0)
- 2-Amino-1-(2-(methoxymethyl)pyrrolidin-1-yl)ethanone (CAS 1353986-96-5)
- Methyl (2-(4-ethoxyphenyl)acetyl)glycinate (CAS 940792-50-7)
- 9-Methyl-2-phenyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one (CAS 58554-02-2)
- 4-(Cbz-Amino)-2-fluorobenzeneboronic acid pinacol ester, 97% (CAS 1218791-13-9)
- 2-(4-Amino-3-(difluoromethyl)-5-iodopyridin-2-yl)acetic acid (CAS 1806916-68-6)
- 4-Methylphenyl 4-methoxypyridin-2-ylcarbamate (CAS 1993309-89-9)
- D-Ser12-Semaglutide (CAS CATO-C4X-2226240)
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