7-Chloro-4-hydroxy-2-methylquinoline CAS 15644-88-9
| CAS No. | 15644-88-9 |
| Molecular Formula | C10H18ClNO |
| Molecular Weight | 203.71 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
7-Chloro-4-hydroxy-2-methylquinoline (CAS 15644-88-9), molecular formula C10H18ClNO and molecular weight 203.71 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C10H18ClNO, 7-Chloro-4-hydroxy-2-methylquinoline contains an amide group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 203.71 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.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), 7-Chloro-4-hydroxy-2-methylquinoline 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 | C10H18ClNO |
| Molecular Weight | 203.71 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1961 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Related Chloro Standards
- 2-Chloro-n-(2-methylcyclohexyl)propanamide (CAS 1005099-41-1)
- 4-Chloro-1-ethyl-1H-indazol-3-amine (CAS 1015846-49-7)
- 4-chloro-8-methylquinazolin-2-amine (CAS 1026679-06-0)
- 2-Chloro-n-cycloheptylpropanamide (CAS 110978-23-9)
- 2-Chloro-n-(4-methylcyclohexyl)propanamide (CAS 1134705-66-0)
- 2-Chloro-N-(2-cyclohexylethyl)acetamide (CAS 1179762-09-4)
- (7-chloro-1-methyl-benzimidazol-2-yl)methanamine (CAS 1183212-04-5)
- 2-Chloro-n-methyl-n-(2-methylcyclohexyl)acetamide (CAS 1183795-70-1)
Recommended Standards
- 4-chloro-2,5,7-trimethylpyrrolo[2,1-f][1,2,4]triazine (CAS 1555843-89-4)
- 2-chloro-5-methoxy-quinoline (CAS 160893-07-2)
- 2-Chloro-N-cyclopropyl-N-(3-methylbutan-2-yl)acetamide (CAS 1432680-86-8)
- 1-chloro-3-methoxy-isoquinoline (CAS 16535-95-8)
- Ethyl 1-ethylpiperidine-3-carboxylate (CAS 57487-93-1)
- N,N-dimethyl-1-(phenylsulfonyl)-1H-tetrazol-5-amine (CAS 338417-41-7)
- 3-(2-Amino-3-pyridyl)acrylic acid (CAS 773131-96-7)
- 1-(6-((2-Hydroxyethyl)(methyl)amino)naphthalen-2-yl)ethan-1-one (CAS 259739-00-9)
- tert-Butyl 4-(2-hydroxy-1-(2-phenyl-1H-benzo[d]imidazol-1-yl)ethyl)piperidine-1-carboxylate (CAS 1440753-74-1)
- 3,5-Dichloro-N-ethyl-2-hydroxybenzamide (CAS 62298-46-8)
- 4-(4-(Tert-butyl)benzoyl)-N-(3-(trifluoromethyl)benzyl)-1H-pyrrole-2-carboxamide (CAS 439111-61-2)
- 2-((3-Methyl-4-oxo-7-phenyl-3,4-dihydrothieno[3,2-d]pyrimidin-2-yl)thio)-N-(2-(trifluoromethyl)phenyl)acetamide (CAS 1040634-23-8)
- Tert-butyl 2-formyl-8-azaspiro[4.5]Decane-8-carboxylate (CAS 1599479-33-0)
- 149471-11-4 Neuropeptide DF2 L-Phenylalaninamide, L-alpha-aspartyl-L-arginyl-L-asparaginyl-L-phenylalanyl-L-leucyl-L-arginyl- Asp-arg-asn-phe-leu-arg-phe-NH2 Aspartyl-arginyl-asparaginyl-phenylalanyl-leucyl-arginyl-phenylalaninamide L-alpha-Aspartyl-L-arginyl-L-asparaginyl-L-phenylalanyl-L-leucyl-L-arginyl-L-phenylalaninamide DF(2) Neuropeptide Drnflrfamide (CAS 149471-11-4)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com