4-Amino-1-methyl-1H-pyrrole-2-carboxylic acid-methyl ester · HCl CAS 180258-45-1
| CAS No. | 180258-45-1 |
| Molecular Formula | C7H10N2O2 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 190.63 g/mol gives 4-Amino-1-methyl-1H-pyrrole-2-carboxylic acid-methyl ester · HCl distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
4-Amino-1-methyl-1H-pyrrole-2-carboxylic acid-methyl ester · HCl (CAS 180258-45-1), molecular formula C7H10N2O2HCl and molecular weight 190.63 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 4-Amino-1-methyl-1H-pyrrole-2-carboxylic acid-methyl ester · HCl (C7H10N2O2HCl) contains an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 3.0, corresponding to approximately 3 ring(s) or double-bond equivalent(s). With a molecular weight of 190.63 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.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C7H10N2O2 HCl |
| Molecular Weight | 190.63 g/mol |
| Appearance | 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 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 2008 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
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Recommended Standards
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- (S)-2-Methoxy-3,3-dimethylbutanoic acid (CAS 1244949-20-9)
- Tris(4-(1H-pyrazol-4-yl)phenyl)amine (CAS 2172856-38-9)
- D-Pro36-Tirzepatide (CAS CATO-CPTD788903)
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