Ethyl 3-amino-2-cyano-1H-indole-1-carboxylate CAS 882863-78-7
| CAS No. | 882863-78-7 |
| Molecular Formula | C12H11N3O2 |
| Molecular Weight | 229.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), Ethyl 3-amino-2-cyano-1H-indole-1-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-2-cyano-1H-indole-1-carboxylate (CAS 882863-78-7), molecular formula C12H11N3O2 and molecular weight 229.23 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage, Ethyl 3-amino-2-cyano-1H-indole-1-carboxylate is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 229.23 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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 | C12H11N3O2 |
| Molecular Weight | 229.23 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| 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 |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 3 |
Related Ethyl Standards
- 2-Amino-3-phenoxybenzoic acid (CAS 1039878-63-1)
- Methyl3-amino-6-phenylpyridazine-4-carboxylate (CAS 1099794-24-7)
- (S)-2-Amino-3-(4-cyano-1H-indol-3-yl)propanoic acid (CAS 1132749-42-8)
- Methyl 2-amino-4-phenylpyrimidine-5-carboxylate (CAS 1150163-80-6)
- 2-(6-Amino-[3,3'-bipyridin]-4-yl)acetic acid (CAS 1227572-31-7)
- 2-(6-Amino-[3,4'-bipyridin]-4-yl)acetic acid (CAS 1227576-48-8)
- 2-(6-Amino-[3,4'-bipyridin]-5-yl)acetic acid (CAS 1227580-16-6)
- 2-Amino-1-(4-methoxyphenyl)-5-oxo-4,5-dihydro-1h-pyrrole-3-carbonitrile (CAS 124476-79-5)
Recommended Standards
- Ethyl 2-amino-6-cyano-1H-indole-3-carboxylate (CAS 365548-02-3)
- Ethyl 4H-benzo[4,5]imidazo[1,2-b]pyrazole-3-carboxylate (CAS 64096-90-8)
- Ethyl 2-amino-5-cyano-1H-indole-3-carboxylate (CAS 521287-10-5)
- Fagarine (CAS 524-15-2)
- H-Gly-Arg-Gly-Glu-Ser-Pro-OH (CAS 99896-88-5)
- Mal-PEG4-Glu(TFP ester)-NH-m-PEG24 (CAS 2408741-87-5)
- (2S,4S)-(2-Methyl-piperidin-4-yl)-carbamic acid tert-butyl ester (CAS 2305078-75-3)
- 5-ethyl-1-(2-methoxyphenyl)-1H-pyrazole-4-carboxylic acid (CAS 1482817-29-7)
- 4-Phenylphenol (CAS 92-69-3)
- (S)-2-Amino-N-cyclopropyl-N-(2-methylbenzyl)propanamide (CAS 1353996-20-9)
- Ethyl 2-amino-2-(6-((tert-butoxycarbonyl)amino)pyridin-2-yl)acetate (CAS 1246550-38-8)
- (1-(tert-butoxycarbonyl)-5-((4,4-dimethoxypiperidin-1-yl)methyl)-1H-indol-2-yl)boronic acid (CAS 913388-69-9)
- (E)-But-2-ene-1,4-diamine (CAS 40930-37-8)
- Semaglutide impurity 67 (CAS CATO-C4X-222667)
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