7-Nitrocinnolin-4-ol CAS 412338-77-3
| CAS No. | 412338-77-3 |
| Molecular Formula | C8H5N3O3 |
| Molecular Weight | 191.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C8H5N3O3, 7-Nitrocinnolin-4-ol contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 191.14 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO supplies 7-Nitrocinnolin-4-ol (CAS 412338-77-3), a certified reference material (molecular formula C8H5N3O3, MW 191.14 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), 7-Nitrocinnolin-4-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 | C8H5N3O3 |
| Molecular Weight | 191.14 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 3 |
Related Nitrocinnolin Standards
- 5-Nitrocinnolin-3-ol (CAS 1823800-95-8)
- 3-Nitrocinnolin-4-ol (CAS 500538-67-0)
- 5-Nitrocinnolin-4-ol (CAS 306991-09-3)
- 6-Nitrocinnolin-4(1H)-one (CAS 86222-55-1)
- 8-Nitrocinnolin-4-ol (CAS 2096-40-4)
- 6-Nitrocinnolin-4-amine (CAS 13493-74-8)
- 5-Nitrocinnolin-4-amine (CAS 1936164-20-3)
- 3-Nitrocinnolin-4-amine (CAS 343773-71-7)
Recommended Standards
- 7-Nitro-4H-pyrido[1,2-a]pyrimidin-4-one (CAS 517895-72-6)
- 7-Nitroquinazolin-4(3H)-one (CAS 20872-93-9)
- 7-Nitro-2(1H)-quinoxalinone (CAS 89898-96-4)
- 8-Hydroxypyrido[3,2-d]pyrimidine-7-carboxylic acid (CAS 65332-71-0)
- 6-Amino-1,3,3-trimethyl-2,3-dihydro-1H-indol-2-one (CAS 120791-60-8)
- 2,2,2-Trifluoro-N-(4-methoxyphenethyl)ethan-1-amine hydrochloride (CAS 1266692-68-5)
- 2-((3-Chloro-4-fluorophenoxy)methyl)-1,3-dioxolane (CAS 1443306-88-4)
- 5-tert-Butylpyrrolidine-2,4-dione (CAS 1803609-94-0)
- 2-Bromo-1-(3-fluoropyridin-2-yl)ethan-1-one (CAS 1044270-51-0)
- 4-(4-Methoxypiperidin-1-yl)phenol (CAS 1881291-77-5)
- 6,7-Dihydro-5H-cyclopenta[b]pyrazin-5-ol (CAS 61928-99-2)
- (3S,5S)-(+)-3,5-Heptanediol (CAS 129212-21-1)
- (2R,4R)-Ethyl 4-amino-5-oxopyrrolidine-2-carboxylate (CAS 108648-44-8)
- Experimental Allergic Encephalitogenic Peptide (CAS 29705-92-8)
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