3-(2-Hydroxyethyl)-1H-indol-6-ol CAS 682802-86-4
| CAS No. | 682802-86-4 |
| Molecular Formula | C10H11NO2 |
| Molecular Weight | 177.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage, 3-(2-Hydroxyethyl)-1H-indol-6-ol is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 177.20 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).
CATO supplies 3-(2-Hydroxyethyl)-1H-indol-6-ol (CAS 682802-86-4), a certified reference material (molecular formula C10H11NO2, MW 177.20 g/mol) for analytical method development and quality control.
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.
As a certified reference material (CRM), 3-(2-Hydroxyethyl)-1H-indol-6-ol 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.
Physical & Chemical Properties
| Molecular Formula | C10H11NO2 |
| Molecular Weight | 177.20 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 chloroform, dichloromethane, ethyl acetate, DMSO |
| 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.) | 1985 |
| Nitrogen Atoms | 1 |
Related Hydroxyethyl Standards
- 6-(2-Hydroxyethyl)indolin-2-one (CAS 101566-38-5)
- 2-((2-Hydroxyethyl)amino)-2-(pyridin-3-yl)acetonitrile (CAS 1018531-29-7)
- 5-(1-hydroxyethyl)-2,3-dihydro-1H-indol-2-one (CAS 1235440-22-8)
- 4-[(2-hydroxyethyl)(methyl)amino]pyridine-2-carbonitrile (CAS 1341051-97-5)
- 6-(1-Hydroxyethyl)isoindolin-1-one (CAS 1379247-39-8)
- 2-[2-(2-Hydroxyethyl)phenoxy]acetonitrile (CAS 154582-38-4)
- 2-(Bis(2-hydroxyethyl)amino)propanoic acid (CAS 41244-51-3)
- 3-(2-Hydroxyethyl)indolin-2-one (CAS 3690-95-7)
Recommended Standards
- 3-(2-Aminoethyl)-1H-pyrrolo[2,3-b]pyridin-5-ol (CAS 916895-89-1)
- 3-((4,5-Dihydro-1H-imidazol-2-yl)methoxy)pyridine (CAS 474310-70-8)
- 3-(2-Methoxyethoxy)benzonitrile (CAS 80407-67-6)
- 2-Methyl-2,3-dihydro-1H-pyrrolo[3,4-c]pyridine-1-carboxamide (CAS 73335-55-4)
- 2-Fluoro-6-methoxy-4-methylpyridine (CAS 1228897-87-7)
- 2-Amino-3-(5-(tert-butyl)-3-oxo-2,3-dihydroisoxazol-4-yl)propanoic acid (CAS 140158-50-5)
- 6-(Benzyloxy)-5-bromopyrimidine-2,4-diamine (CAS 127116-70-5)
- 5-(Dimethoxymethyl)-5-phenylimidazolidine-2,4-dione (CAS 6630-54-2)
- 4-(p-Tolyl)morpholine (CAS 3077-16-5)
- N-(6-((2-(Benzo[d]thiazol-2-ylamino)-2-oxoethyl)thio)pyridazin-3-yl)benzamide (CAS 1021075-39-7)
- 2-Chloro-4-fluoro-5-methylaniline (CAS 124185-35-9)
- 1-(3,5-dimethylpiperazin-1-yl)-2,2-dimethylpropan-1-one hydrochloride (CAS 1803595-53-0)
- Methyl 3-(diphenylamino)propanoate (CAS 52850-21-2)
- Insulin Degludec Impurity 9 (CAS CATO-C4X-21579)
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