7-Methoxy-1H-indazole-3-carbonitrile CAS 133841-07-3
| CAS No. | 133841-07-3 |
| Molecular Formula | C9H7N3O |
| Molecular Weight | 173.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 7-Methoxy-1H-indazole-3-carbonitrile is closely related to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
CATO supplies 7-Methoxy-1H-indazole-3-carbonitrile (CAS 133841-07-3), a certified reference material (molecular formula C9H7N3O, MW 173.17 g/mol) for analytical method development and quality control.
Based on its molecular formula C9H7N3O, 7-Methoxy-1H-indazole-3-carbonitrile contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 173.17 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).
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), 7-Methoxy-1H-indazole-3-carbonitrile 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 | C9H7N3O |
| Molecular Weight | 173.17 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
| Nitrogen Atoms | 3 |
Related Methoxy Standards
- 5-Methoxy-1H-pyrrolo[2,3-b]pyridine-4-carbonitrile (CAS 1190317-74-8)
- n-Methoxy-N-methyl-5,6-dihydro-1,4-dioxine-2-carboxamide (CAS 1240818-03-4)
- 5-Methoxy-1H-pyrrolo[2,3-b]pyridine-3-carbonitrile (CAS 1256812-96-0)
- 4-Methoxy-1-benzofuran-7-carbonitrile (CAS 1258959-97-5)
- 6-Methoxy-1H-pyrrolo[2,3-b]pyridine-3-carbonitrile (CAS 1260385-45-2)
- 4-Methoxy-1H-pyrrolo[3,2-c]pyridine-3-carbonitrile (CAS 1260386-45-5)
- 3-Methoxy-1H-indazole-4-carbonitrile (CAS 1264481-59-5)
- 3-Methoxy-1H-indazole-7-carbonitrile (CAS 1264481-60-8)
Recommended Standards
- ethyl (3S)-4-azido-3-hydroxy-butanoate (CAS 133149-05-0)
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- 2-Formamido-2-(tetrahydrofuran-3-yl)acetic acid (CAS 1338961-47-9)
- 2-Amino-N-[2-(3,4-dimethoxyphenyl)ethyl]benzamide (CAS 125232-06-6)
- 4-Bromo-3-fluoro-3-(3-methoxyphenyl)propiophenone (CAS 898774-86-2)
- 4-Methylcyclohexane-1-carboximidamide hydrochloride (CAS 1394041-24-7)
- Mesupron (CAS 590368-25-5)
- 4-Chloro-3-methylisothiazolo[5,4-d]pyrimidine (CAS 1146294-31-6)
- 2,4,7-Trichloropyrido[2,3-d]pyrimidine (CAS 938443-20-0)
- (R)-1-(3,5-dibromophenyl)-2,2-dimethylpropan-1-amine (CAS 1390662-30-2)
- Phenol, 2-(1,1-dimethylethyl)-6-methyl-4-[3-[[2,4,8,10-tetrakis(1,1-dimethylethyl)dibenzo[d,f][1,3,2]dioxaphosphepin-6-yl]oxy]propyl]- (CAS 203255-81-6)
- 6,6'-Thiobis(4-chloro-2-nitrophenol) (CAS 852-20-0)
- (10-31)Semaglutide (CAS CATO-C4X-2226283)
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