4-Chloro-2,3-dihydro-1H-pyrrolo[3,4-c]pyridin-1-one CAS 1402664-68-9
| CAS No. | 1402664-68-9 |
| Molecular Formula | C7H5ClN2O |
| Molecular Weight | 168.58 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Chloro-2,3-dihydro-1H-pyrrolo[3,4-c]pyridin-1-one (CAS 1402664-68-9), molecular formula C7H5ClN2O and molecular weight 168.58 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C7H5ClN2O, 4-Chloro-2,3-dihydro-1H-pyrrolo[3,4-c]pyridin-1-one contains an amide group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 168.58 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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.
CATO manufactures 4-Chloro-2,3-dihydro-1H-pyrrolo[3,4-c]pyridin-1-one under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C7H5ClN2O |
| Molecular Weight | 168.58 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Chloro Standards
- 6-Chloro-1H-pyrrolo[3,2-c]pyridin-2(3H)-one (CAS 1000342-80-2)
- 4-Chloro-2-methoxypyridine-3-carbonitrile (CAS 1008451-56-6)
- 6-Chloro-2-methyl-9H-purine (CAS 100859-35-6)
- 3-chloro-6-methyl-[1,2,4]triazolo[4,3-a]pyrimidine (CAS 1019033-24-9)
- 2-Chloro-8-methyl-9H-purine (CAS 1023813-16-2)
- 2-Chloro-5-methylfuro[2,3-d]pyrimidine (CAS 1030377-49-1)
- 7-chloro-5-methyl-1H-pyrazolo[4,3-d]pyrimidine (CAS 1055057-37-8)
- 2-Chloro-6-hydrazinylpyridine-4-carbonitrile (CAS 107445-56-7)
Recommended Standards
- 4-Chloro-7-methylimidazo[5,1-f][1,2,4]triazine (CAS 1393569-45-3)
- 4-Chloroimidazo[1,5-a]pyrimidin-8-amine (CAS 1425040-28-3)
- 6-Chloro-2,3-dihydro-1H-pyrrolo[3,4-c]pyridin-1-one (CAS 1393555-72-0)
- 4-(Chloromethyl)benzo[c][1,2,5]oxadiazole (CAS 1426137-72-5)
- 4,7-Dimethoxy-N-(3-morpholinopropyl)benzo[d]thiazol-2-amine (CAS 1105188-79-1)
- 2-(3-Phenoxyphenyl)ethan-1-ol (CAS 115150-60-2)
- Ethyl 4-bromo-1-ethyl-5-nitro-1H-pyrrole-2-carboxylate (CAS 1669415-56-8)
- 2-Hydroxy-N-(2-(thiophen-2-yl)ethyl)benzamide (CAS 1011203-19-2)
- 1-(Furan-3-carbonyl)piperidine-3-carboxylic acid (CAS 854508-16-0)
- 2-Methoxy-2-(3-pyrrolinomethyl) benzophenone (CAS 898762-85-1)
- 3-(1-Oxo-1,3-dihydro-2H-isoindol-2-yl)-3-[3-(trifluoromethyl)phenyl]propanoic acid (CAS 478260-15-0)
- 3-(Trifluoromethyl)-[1,2,4]triazolo[4,3-a]pyridine (CAS 151102-13-5)
- 4-Chloro-N-phenylbenzenesulfonamide (CAS 7454-47-9)
- Semaglutide impurity 41 (CAS CATO-C4X-222641)
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