ethyl 3-amino-4-methyl-1H-pyrrole-2-carboxylate CAS 71435-32-0
| CAS No. | 71435-32-0 |
| Molecular Formula | C8H16N2O2 |
| Molecular Weight | 172.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), ethyl 3-amino-4-methyl-1H-pyrrole-2-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.
ethyl 3-amino-4-methyl-1H-pyrrole-2-carboxylate (CAS 71435-32-0) is a high-purity analytical reference standard with the molecular formula C8H16N2O2 and a molecular weight of 172.22 g/mol.
Structurally, ethyl 3-amino-4-methyl-1H-pyrrole-2-carboxylate (C8H16N2O2) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 2.0, corresponding to approximately 2 ring(s) or double-bond equivalent(s). With a molecular weight of 172.22 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.
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.
Physical & Chemical Properties
| Molecular Formula | C8H16N2O2 |
| Molecular Weight | 172.22 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1977 |
| Nitrogen Atoms | 2 |
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Recommended Standards
- Ethyl 3,3-dimethyl-4-oxopentanoate (CAS 64725-43-5)
- ethyl 3-ethyl-1H-pyrazole-4-carboxylate (CAS 73981-23-4)
- Ethyl 3,3-diethyloxirane-2-carboxylate (CAS 36239-87-9)
- Ethyl 3-isopropyl-3-methyloxirane-2-carboxylate (CAS 274689-93-9)
- 6-((2-Chlorophenyl)thio)hexanoic acid (CAS 1004781-64-9)
- 2-[2-(Hydroxymethyl)-6-methoxyphenoxy]-n-phenylacetamide (CAS 693822-68-3)
- Diphenoxylate Hydrochloride (CAS 3810-80-8)
- 6-((2S)-2-piperidyl)pyridine-3-carboxylic acid (CAS 1213498-39-5)
- Nandrolone Benzoate (1.0mg/ml in Acetonitrile) (CAS 1474-55-1)
- 2-Bromo-6-chloro-4-(methoxymethoxy)phenol (CAS 2848566-56-1)
- n-Cyclohexyl-2-(phenylsulfanyl)acetamide (CAS 71433-02-8)
- 5-amino-1-methyl-1H-indazole-3-carboxylic acid (CAS 1566649-46-4)
- 4-(4-(5-(Furan-2-yl)-1,3,4-thiadiazol-2-yl)piperidine-1-carbonyl)-1-(p-tolyl)pyrrolidin-2-one (CAS 1226438-01-2)
- Semaglutide Impurity 123 (CAS 71997-93-8)
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