5-Amino-1-methyl-2-oxoindoline CAS 20870-91-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 20870-91-1 |
| Molecular Formula | C9H10N2O |
| Molecular Weight | 162.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 5-Amino-1-methyl-2-oxoindoline (CAS 20870-91-1), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C9H10N2O. Molecular weight: 162.19 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C9H10N2O |
| Molecular Weight | 162.19 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
| Nitrogen Atoms | 2 |
Related Amino Standards
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- 5-Amino-1-cyclobutyl-1h-pyrazole-4-carbonitrile (CAS 1082745-58-1)
- 6-Amino-3-methylindolin-2-one (CAS 108533-35-3)
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- 3-Amino-7-methyl-1,3-dihydro-2H-indol-2-one (CAS 1103265-45-7)
- 3-Amino-5-methylindolin-2-one (CAS 1104746-13-5)
- 3-Amino-4-methylindolin-2-one (CAS 1105693-06-8)
Recommended Standards
- 5-Acetyl-2,3-Dihydro-1-Benzofuran (CAS 90843-31-5)
- 5-Amino-2-methoxy-4-methylbenzonitrile (CAS 2122548-84-7)
- 5,7-Dimethylpyrazolo[1,5-a]pyrimidin-6-amine (CAS 92146-03-7)
- Ethyl 7-chloro-5-neopentylpyrazolo[1,5-a]pyrimidine-3-carboxylate (CAS 672323-49-8)
- Methyl 4-methylpiperidine-2-carboxylate (CAS 144817-80-1)
- 3,5-Dibromo-1-(chloromethyl)-1H-1,2,4-triazole (CAS 1674390-12-5)
- (S)-6,7-Dihydro-5H-pyrrolo[1,2-a]imidazol-6-ol (CAS 1219019-23-4)
- N-(2-Aminoethyl)-2-(4-hydroxyphenyl)acetamide (CAS 139181-31-0)
- 1-Butyl-3-methylimidazolium Tetrafluoroborate (CAS 174501-65-6)
- Calcitonin C-Terminal Flanking Peptide (human) XTFA (CAS 85916-47-8（free base）)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com