3-(5-Nitro-1H-indazol-3-yl)benzonitrile CAS 1356087-69-8
| CAS No. | 1356087-69-8 |
| Molecular Formula | C14H8N4O2 |
| Molecular Weight | 264.24 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-(5-Nitro-1H-indazol-3-yl)benzonitrile (CAS 1356087-69-8), molecular formula C14H8N4O2 and molecular weight 264.24 g/mol, is a CATO reference standard with documented purity and traceability.
3-(5-Nitro-1H-indazol-3-yl)benzonitrile (C14H8N4O2) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 3-(5-Nitro-1H-indazol-3-yl)benzonitrile 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 | C14H8N4O2 |
| Molecular Weight | 264.24 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.) | 1991 |
| Nitrogen Atoms | 4 |
Related Nitro Standards
- 2-(5-Nitro-1H-indazol-3-yl)benzonitrile (CAS 1356087-64-3)
- 4-(5-Nitro-1H-indazol-3-yl)benzonitrile (CAS 1356087-72-3)
- 3-Nitro-2-(phenylsulfonyl)pyridine (CAS 188429-02-9)
- 5-Nitro-2-(phenylsulfonyl)pyridine (CAS 69770-61-2)
- 2-Nitro-5-(piperidin-1-yl)benzohydrazide (CAS 1147979-35-8)
- Methyl 4-nitro-3-(piperidin-1-yl)benzoate (CAS 1272756-51-0)
- 5-Nitro-2-(3-methylpiperidin-1-yl)benzoic acid (CAS 78243-26-2)
- 7-Nitro-N,N-dipropylbenzo[c][1,2,5]oxadiazol-4-amine (CAS 74400-48-9)
Recommended Standards
- N-{1,3-dimethyl-2,4,5-trioxo-1H,2H,3H,4H,5H,8H-pyrido[2,3-d]pyrimidin-7-yl}acetamide (CAS 131527-07-6)
- 1-(4'-(Trifluoromethyl)-[1,1'-biphenyl]-4-yl)ethan-1-one (CAS 142557-76-4)
- Ethyl 4-(5-methyl-3-(trifluoromethyl)-1H-pyrazol-1-yl)butanoate (CAS 1170658-04-4)
- 2,2,2-Trifluoro-1-(3'-methyl-[1,1'-biphenyl]-4-yl)ethan-1-one (CAS 1443306-99-7)
- 6,7-Dimethoxy-1-(3,4,5-triethoxyphenyl)isoquinoline (CAS 306935-80-8)
- 2-Fluoro-4-(trifluoromethoxy)benzenesulfonyl chloride (CAS 954388-19-3)
- 4-NItro-1-(tetrahydro-2h-pyran-4-yl)-1h-pyrazole-3-carboxamide (CAS 1287669-95-7)
- 6-Methyl-N-(4-(methylthio)benzyl)-4-oxo-4,5-dihydro-[1,2,3]triazolo[1,5-a]pyrazine-3-carboxamide (CAS 1396864-16-6)
- 2-Amino-4-bromomethyl-6-(trifluoromethyl)pyridine (CAS 1227581-32-9)
- (2E,4E)-Hexa-2,4-dien-1-yl acetate (CAS 57006-69-6)
- 5-bromo-3-cyclopropyl-1H-indole (CAS 1360962-64-6)
- Dysprosium(III) acetate (CAS 18779-07-2)
- 6-Fluorospiro[isochromane-1,4'-piperidine] (CAS 866029-31-4)
- Semaglutide Impurity 124 (CAS CATO-C4X-2226124)
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