3-Fluoro-5-methoxybenzene-1,2-diamine CAS 1890237-42-9
| CAS No. | 1890237-42-9 |
| Molecular Formula | C7H9FN2O |
| Molecular Weight | 156.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 3-Fluoro-5-methoxybenzene-1,2-diamine (CAS 1890237-42-9), a certified reference material (molecular formula C7H9FN2O, MW 156.16 g/mol) for analytical method development and quality control.
Based on its molecular formula C7H9FN2O, 3-Fluoro-5-methoxybenzene-1,2-diamine contains an amide group, a hydroxyl group, an ether linkage, fluorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 156.16 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
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.
CATO manufactures 3-Fluoro-5-methoxybenzene-1,2-diamine under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C7H9FN2O |
| Molecular Weight | 156.16 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 tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
Related Fluoro Standards
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Recommended Standards
- 1-Ethyl-5-fluoro-3-methyl-1H-pyrazole-4-carbaldehyde (CAS 1823403-51-5)
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- Vanillin-13C,d3 (CAS 1794789-90-4)
- (5-Fluoro-2-methoxyphenyl)hydrazine (CAS 569688-70-6)
- 4-(Morpholine-4-carboxamido)benzoic acid (CAS 163587-59-5)
- 16097-63-5 4-Chloro-2-(methylsulfanyl)-6-(trifluoromethyl)pyrimidine 4-chloro-2-(methylthio)-6-(trifluoromethyl)pyrimidine (CAS 16097-63-5)
- ethyl 5-amino-2-(thiophen-2-yl)-1,3-oxazole-4-carboxylate (CAS 1423029-30-4)
- Methyl 2-(6-nitrobenzo[d][1,3]dioxol-5-yl)acetate (CAS 40118-18-1)
- 2-Ethoxy-5-fluoropyrimidin-4-amine (CAS 56076-21-2)
- 6-(5-Bromo-2-methoxyphenyl)picolinic acid (CAS 887982-80-1)
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Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com