4-Methoxy-3-(methoxycarbonyl)benzoic acid CAS 28045-71-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 28045-71-8 |
| Molecular Formula | C10H9O5 |
| Molecular Weight | 209.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Methoxy-3-(methoxycarbonyl)benzoic acid (CAS 28045-71-8) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C10H9O5. Molecular weight: 209.18 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C10H9O5 |
| Molecular Weight | 209.18 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 6.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1965 |
Related Methoxy Standards
- 3-Methoxy-5-((trifluoromethyl)thio)pyridine (CAS 1403612-49-6)
- 2-Methoxy-5-((trifluoromethyl)thio)pyridine (CAS 1455444-03-7)
- 2-Methoxy-3-((trifluoromethyl)thio)pyridine (CAS 1849563-99-0)
- 1-(4-Methoxy-3-nitrophenyl)propan-1-one (CAS 103204-39-3)
- 1-(2-Methoxy-5-methyl-3-nitrophenyl)ethan-1-one (CAS 103204-71-3)
- 1-(4-Methoxy-2-nitrophenyl)propan-2-one (CAS 113352-66-2)
- 2-((2-Methoxy-2-oxoethyl)amino)benzoic acid (CAS 114514-94-2)
- Ethyl 2-(6-Methoxy-3-pyridyl)-2-oxoacetate (CAS 1280197-11-6)
Recommended Standards
- 3-(Ethoxycarbonyl)-5-hydroxybenzoic acid (CAS 95640-51-0)
- 6-(Hydroxyamino)-2-oxo-2,3,4,5-tetrahydropyrimidine-4-sulfonic acid (CAS 65386-86-9)
- 3-((4-Fluoro-2-nitrophenyl)amino)propanenitrile (CAS 328546-72-1)
- 763893-29-4 5,8-Dimethylquinoline-3-carboxylic acid DTXSID70562887 (CAS 763893-29-4)
- Methyl (2-chloro-6-ethoxy-4-formylphenoxy)acetate (CAS 428473-89-6)
- N-(3-Fluoro-4-methoxyphenyl)acetamide (CAS 452-15-3)
- N-(4-chlorophenyl)-3-((3,4-dichlorobenzyl)thio)thiophene-2-carboxamide (CAS 250714-58-0)
- 3-((1,1-Dioxidobenzo[d]isothiazol-3-yl)amino)propyl 2-bromobutanoate (CAS 591212-97-4)
- Methyl 5H-octafluoropentanoate (CAS 54822-22-9)
- Des-Pro36-Tirzepatide (CAS CATO-CPTD788937)
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