5-Chloro-6-isopropoxynicotinic acid CAS 187401-45-2
| CAS No. | 187401-45-2 |
| Molecular Formula | C9H10ClNO3 |
| Molecular Weight | 215.63 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 5-Chloro-6-isopropoxynicotinic acid.
5-Chloro-6-isopropoxynicotinic acid (CAS 187401-45-2), molecular formula C9H10ClNO3 and molecular weight 215.63 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C9H10ClNO3, 5-Chloro-6-isopropoxynicotinic acid contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 215.63 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
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-6-isopropoxynicotinic acid 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 | C9H10ClNO3 |
| Molecular Weight | 215.63 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 sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2010 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Related Chloro Standards
- Ethyl 3-chloro-6-methoxypicolinate (CAS 1001735-31-4)
- 3-Chloro-6-(propan-2-yloxy)pyridine-2-carboxylic acid (CAS 1021044-11-0)
- 2-(2-Chloro-4-methoxyphenyl)-DL-glycine (CAS 1037423-77-0)
- Ethyl 6-chloro-2-methoxynicotinate (CAS 106718-97-2)
- Ethyl 2-chloro-6-methoxyisonicotinate (CAS 106719-08-8)
- 2-[(5-chloro-2-methoxyphenyl)amino]acetic acid (CAS 108994-41-8)
- 2-Chloro-6-isopropoxyisonicotinic acid (CAS 108994-42-9)
- 1-Chloro-2-(ethoxymethyl)-4-nitrobenzene (CAS 1097789-94-0)
Recommended Standards
- 1-Chloro-2-nitro-4-propoxybenzene (CAS 1862633-76-8)
- 1-Chloro-3-nitro-5-propoxybenzene (CAS 1881321-76-1)
- Methyl 2-amino-4-chloro-5-methoxybenzoate (CAS 181434-36-6)
- 1-Chloro-2-methoxy-4,5-dimethyl-3-nitrobenzene (CAS 190908-14-6)
- n-(Cyclohex-3-en-1-ylmethyl)-1-methylpyrrolidin-3-amine (CAS 1248402-48-3)
- (2S,3R,4S,5R,6R)-4-(benzyloxy)-2-(ethylthio)-6-(hydroxymethyl)tetrahydro-2H-pyran-3,5-diol (CAS 884844-03-5)
- 1-(2-Methylpyridin-4-yl)ethan-1-amine (CAS 114919-76-5)
- methyl trans-5-hydroxypiperidine-3-carboxylate;hydrochloride (CAS 2247104-00-1)
- (2S,3R,4R,5R)-4-(((2S,3R,4R,5S,6R)-5-(((2S,3R,4R,5S,6R)-3,4-dihydroxy-6-(hydroxymethyl)-5-(((2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)tetrahydro-2H-pyran-2-yl)oxy)-3,4-dihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)hexane-1,2,3,5,6-pentaol (CAS 5548-55-0)
- 1-(3-Chloropyrazin-2-yl)ethan-1-ol (CAS 121246-84-2)
- tert-Butyl (2S,4S)-4-hydroxy-2-methylpiperidine-1-carboxylate (CAS 790667-99-1)
- 1,1'-[[(4R,5R)-2,2-Dimethyl-1,3-dioxolane-4,5-diyl]bis(methylene)]bis[1,1-diphenylphosphine oxide] (CAS 94665-48-2)
- Methyl 1-(3-isopropoxybenzoyl)-1H-indole-3-carboxylate (CAS 1003527-44-3)
- Liraglutide Impurity 25 (CAS CATO-C4X-199225)
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