6'-Amino-3'-ethyl-2-oxo-1-propyl-2'H-spiro[indoline-3,4'-pyrano[2,3-c]pyrazole]-5'-carbonitrile CAS 939893-64-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 939893-64-8 |
| Molecular Formula | C19H19N5O2 |
| Molecular Weight | 349.39 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 6'-Amino-3'-ethyl-2-oxo-1-propyl-2'H-spiro[indoline-3,4'-pyrano[2,3-c]pyrazole]-5'-carbonitrile (CAS 939893-64-8), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C19H19N5O2. Molecular weight: 349.39 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C19H19N5O2 |
| Molecular Weight | 349.39 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 5 |
Related Amino Standards
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Recommended Standards
- 3-Morpholino-N-phenyl-4-(pyridin-2-yl)-1H-pyrazole-1-carboxamide (CAS 303995-18-8)
- Be(PP)2 (CAS 220694-90-6)
- 1-Benzyl-4-{[6-(trifluoromethyl)-3-pyridinyl]methyl}-1,4-diazepane (CAS 909666-37-1)
- (2Z)-3-[3-(2-{4-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]piperazin-1-yl}ethoxy)phenyl]-1-(4-chlorophenyl)prop-2-en-1-one (CAS 338409-25-9)
- N-methyl-N-phenyl-3,4,5,6-tetrahydro-[2,3'-bipyridin]-2'-amine (CAS 1352517-19-1)
- Olaparib Impurity 131 (CAS CATO-C4X-1135131)
- 2-(3-Methoxy-5-methylisoxazol-4-yl)ethanol (CAS 143006-89-7)
- 2-Amino-2-(2,6-difluorophenyl)ethan-1-ol hydrochloride (CAS 1311317-35-7)
- L-Lysine, N2-[(9H-fluoren-9-ylmethoxy)carbonyl]-N6-[1-oxo-3-(3-pyridinyl)-2-propen-1-yl]- (CAS 1363155-71-8)
- [2-31]-Semaglutide C (x TFA Salt) (CAS CATO-C4X-2226118)
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