Ethyl 5-Amino-1-(3-chlorophenyl)-1H-imidazole-4-carboxylate CAS 1159979-56-2
| CAS No. | 1159979-56-2 |
| Molecular Formula | C12H12ClN3O2 |
| Molecular Weight | 265.70 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, Ethyl 5-Amino-1-(3-chlorophenyl)-1H-imidazole-4-carboxylate (C12H12ClN3O2) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 8.0, corresponding to approximately 8 ring(s) or double-bond equivalent(s). With a molecular weight of 265.70 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.
Ethyl 5-Amino-1-(3-chlorophenyl)-1H-imidazole-4-carboxylate (CAS 1159979-56-2), molecular formula C12H12ClN3O2 and molecular weight 265.70 g/mol, is a CATO reference standard with documented purity and traceability.
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), Ethyl 5-Amino-1-(3-chlorophenyl)-1H-imidazole-4-carboxylate 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 | C12H12ClN3O2 |
| Molecular Weight | 265.70 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-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 DMSO, DMF, methanol |
| 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related Ethyl Standards
- Ethyl 5-amino-1-(4-chlorophenyl)-1H-pyrazole-3-carboxylate (CAS 1015765-44-2)
- ethyl 5-amino-3-(4-chlorophenyl)-1H-pyrazole-1-carboxylate (CAS 1020709-18-5)
- Ethyl 5-amino-1-(3-chlorophenyl)-1H-pyrazole-3-carboxylate (CAS 1264047-21-3)
- Methyl 5-amino-1-(3-chloro-4-methylphenyl)-1H-pyrazole-4-carboxylate (CAS 1264049-59-3)
- Methyl 5-amino-1-(3-chloro-2-methylphenyl)-1H-pyrazole-4-carboxylate (CAS 1416345-79-3)
- Methyl 5-amino-1-(5-chloro-2-methylphenyl)-1H-pyrazole-4-carboxylate (CAS 1416347-95-9)
- Ethyl 5-amino-4-chloro-1-phenyl-1H-pyrazole-3-carboxylate (CAS 1427012-28-9)
- Ethyl 5-amino-1-(2-chlorophenyl)-1H-pyrazole-4-carboxylate (CAS 14678-86-5)
Recommended Standards
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- 1-(2-chlorophenyl)-5-(propan-2-yl)-1H-1,2,4-triazole-3-carboxylic acid (CAS 1154372-69-6)
- ((1R,4S)-4-(2-amino-6-chloro-9H-purin-9-yl)cyclopent-2-en-1-yl)methanol (CAS 118237-87-9)
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- 2-(2-Methoxyethoxy)phenylboronic Acid (CAS 1122568-09-5)
- (E)-({6-phenylimidazo[2,1-b][1,3]thiazol-5-yl}methylidene)amino 3,4-dichlorobenzoate (CAS 338404-86-7)
- 4-(2-Aminooxazol-5-yl)benzonitrile (CAS 1934636-72-2)
- (S)-2-Amino-N-methyl-N-((R)-1-methyl-pyrrolidin-3-yl)-propionamide (CAS 1354025-22-1)
- 1-bromo-3-(bromomethyl)-2,4-difluorobenzene (CAS 438050-04-5)
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- 4-[2-(3-Nitrophenoxy)ethyl]piperidinehydrochloride (CAS 1220029-77-5)
- 3-Chloro-1,1-dimethoxypropan-2-one (CAS 93795-62-1)
- Semaglutide impurity 208 (CAS CATO-C4X-2226208)
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