7-Hydroxyindolin-2-one CAS 10238-74-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 10238-74-1 |
| Molecular Formula | C8H7NO2 |
| Molecular Weight | 149.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
7-Hydroxyindolin-2-one (CAS 10238-74-1) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C8H7NO2. Molecular weight: 149.15 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C8H7NO2 |
| Molecular Weight | 149.15 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; 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.) | 1959 |
| Nitrogen Atoms | 1 |
Related Hydroxyindolin Standards
- 1-Hydroxyindolin-2-one (CAS 18108-55-9)
- 1-Hydroxyindolin-3-one (CAS 424837-29-6)
- 7-Hydroxyindolin-2-one (CAS 3416-18-2)
- 6-Hydroxyindolin-2-one (CAS 6855-48-7)
- 5-Ethyl-3-hydroxyindolin-2-one (CAS 1249072-63-6)
- 3-Ethyl-5-hydroxyindolin-2-one (CAS 1707394-15-7)
- 3-Ethyl-6-hydroxyindolin-2-one (CAS 1707563-45-8)
- 1-Ethyl-4-hydroxyindolin-2-one (CAS 173541-15-6)
Recommended Standards
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- (1S,2R)-2-[(1,2-O-Isopropylidene)dihydroxyethyl]-6-fluorochroman-4-one (CAS 797054-21-8)
- N10,N10'-Di(naphthalen-1-yl)-N10,N10'-diphenyl-[9,9'-bianthracene]-10,10'-diamine (CAS 885502-26-1)
- Ethyl 4-fluorophenethyl oxalate (CAS 1443310-14-2)
- Methyl 2-[(trifluoroacetyl)amino]-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxylate (CAS 297743-78-3)
- Methyl 2-(4-nitrophenyl)furan-3-carboxylate (CAS 445307-36-8)
- 3,5-Dimethyl-1-phenyl-1H-pyrazolo[3,4-d]thiazole (CAS 53865-72-8)
- Semaglutide impurity 67 (CAS CATO-C4X-222667)
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