1',3',3'-Trimethyl-8-nitrospiro[chromene-2,2'-indoline] CAS 5150-50-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 5150-50-5 |
| Molecular Formula | C19H18N2O3 |
| Molecular Weight | 322.36 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1',3',3'-Trimethyl-8-nitrospiro[chromene-2,2'-indoline] (CAS 5150-50-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C19H18N2O3. Molecular weight: 322.36 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C19H18N2O3 |
| Molecular Weight | 322.36 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 2 |
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Recommended Standards
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- 4-(1,1,2,2-Tetrafluoroethoxy)phenol (CAS 85578-29-6)
- 4-((4-(3-(2,4-Diamino-6-methylpyrimidin-5-yl)propoxy)phenyl)carbamoyl)benzene-1-sulfonyl fluoride (CAS 21428-12-6)
- (S)-2-Amino-3-(4-nitrophenyl)propanoic acid hydrochloride 906813-62-5 (CAS 906813-62-5)
- 3-(2-Aminophenyl)prop-2-ynoic acid (CAS 79655-46-2)
- Liraglutide Impurity 31 (CAS CATO-C4X-199231)
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