(2-Methoxy-4-nitrophenyl)hydrazine dihydrochloride CAS 1221722-31-1
| CAS No. | 1221722-31-1 |
| Molecular Formula | C7H9N3O3 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, (2-Methoxy-4-nitrophenyl)hydrazine dihydrochloride (C7H9N3O3HCl) contains an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 219.62 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
(2-Methoxy-4-nitrophenyl)hydrazine dihydrochloride (CAS 1221722-31-1), molecular formula C7H9N3O3HCl and molecular weight 219.62 g/mol, is a CATO reference standard with documented purity and traceability.
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), (2-Methoxy-4-nitrophenyl)hydrazine dihydrochloride 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 | C7H9N3O3 2*HCl |
| Molecular Weight | 219.62 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related Methoxy Standards
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Recommended Standards
- 496-30-0 2H-Indole-2-thione, 1,3-dihydro- (9CI) 2-Indolinethione 5-21-08-00018 (Beilstein Handbook Reference) Benzazoline-2-thione BRN 0002992 1,3-Dihydro-2H-indole-2-thione (CAS 496-30-0)
- 4-Methyl-1-(pyrimidin-2-ylmethyl)-1h-pyrazol-3-amine (CAS 1343167-81-6)
- (E)-4-(2,6-dichlorostyryl)-8-phenoxy-2,3-dihydrothieno[3,2-c]quinoline (CAS 866018-48-6)
- (3-Chloro-4-((4-fluorophenyl)carbamoyl)phenyl)boronic acid (CAS 2096333-08-1)
- 6-(4-(4-Fluorophenyl)piperazin-1-yl)pyrimidine-4-thiol (CAS 1204297-63-1)
- 5-Bromo-3-methoxyisothiazole (CAS 1367959-83-8)
- 4-(Fmoc-amino)benzyl Alcohol (CAS 475160-83-9)
- 6-Chloro-3-fluoro-4-methylpyridin-2-amine (CAS 2850301-01-6)
- Ethyl 5-(4-methoxy-2-methylphenyl)-5-oxovalerate (CAS 951889-70-6)
- D-[His]1-Semaglutide (CAS CATO-C4X-222652)
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