1H-Indazole-1,4-diol CAS 877472-19-0
| CAS No. | 877472-19-0 |
| Molecular Formula | C7H6N2O2 |
| Molecular Weight | 150.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 150.13 g/mol gives 1H-Indazole-1,4-diol distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
1H-Indazole-1,4-diol (CAS 877472-19-0), molecular formula C7H6N2O2 and molecular weight 150.13 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 1H-Indazole-1,4-diol (C7H6N2O2) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 150.13 g/mol, it falls into the medium-molecular-weight range. 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), 1H-Indazole-1,4-diol 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 | C7H6N2O2 |
| Molecular Weight | 150.13 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, 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 2 |
Related H Standards
- 1H-Indazole-1,6-diol (CAS 877472-47-4)
- 1H-Indazole-1,7-diol (CAS 877472-73-6)
- 1H-Indazole-3,5-diol (CAS 787580-91-0)
- 1H-Indazole-5,6-diol (CAS 98549-93-0)
- 1H-indazole-6,7-diol (CAS 39761-88-1)
- 1H-Indazole-3-thiol (CAS 27006-38-8)
- 1H-indazole-5-thiol (CAS 569339-86-2)
- 1H-indazole-4-carbonitrile (CAS 861340-10-5)
Recommended Standards
- 1-Amino-3,3-difluorocyclobutane-1-carboxamide (CAS 2092577-73-4)
- 1,4-Cyclohexadiene-1,2-dicarboxylicanhydride (CAS 4773-89-1)
- 1,3-Dihydro-1-hydroxy-2H-benzimidazol-2-one (CAS 53821-11-7)
- (E)-3-(Pyridazin-4-yl)acrylic acid (CAS 50901-54-7)
- 3-(Benzyloxy)-2-(2-hydroxy-2-phenylethyl)-4H-pyran-4-one (CAS 1206102-04-6)
- Quinoline-6-sulfonic acid (CAS 65433-95-6)
- 5-Chloro-4-iodo-2-nitropyridine (CAS 1805666-99-2)
- [1,3]thiazolo[4,5-b]quinoxalin-2-amine (CAS 56364-70-6)
- 1H-Benzimidazol-2-ylcyanamide (CAS 55864-37-4)
- Butoconazole (CAS 64872-76-0)
- 4'-Methylspiro[cyclopropane-1,3'-indolin]-2'-one (CAS 1823338-03-9)
- (S)-2-Amino-N-(1-isopropyl-1h-pyrazol-5-yl)butanamide (CAS 1568021-99-7)
- (S)-Methyl 3-(1H-imidazol-4-yl)-2-((S)-5-oxopyrrolidine-2-carboxamido)propanoate (CAS 25575-88-6)
- Semaglutide impurity 250 (CAS CATO-C4X-2226250)
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