3,5-Dimethoxybenzoic acid CAS 1132-21-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1132-21-4 |
| Molecular Formula | C9H10O4 |
| Molecular Weight | 182.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3,5-Dimethoxybenzoic acid (CAS 1132-21-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C9H10O4. Molecular weight: 182.17 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C9H10O4 |
| Molecular Weight | 182.17 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
Related Dimethoxybenzoic Standards
- 2,6-Dimethoxybenzoic Acid (CAS 1466-76-8)
- 2,5-Dimethoxybenzoic Acid (CAS 2785-98-0)
- 2,4-Dimethoxybenzoic Acid (CAS 91-52-1)
- 2,4-Dimethoxybenzoic acid ethyl ester (CAS 81722-07-8)
- 3-Ethyl-2,6-dimethoxybenzoic acid (CAS 96897-97-1)
- 4-ethyl-3,5-dimethoxybenzoic acid (CAS 55703-68-9)
- 2,3-Dimethoxybenzoic Acid (CAS 1521-38-6)
- 3,4-Dimethoxybenzoic anhydride (CAS 24824-54-2)
Recommended Standards
- 5-(Methoxymethoxy)benzo[d][1,3]dioxole (CAS 111726-43-3)
- Bis(3-fluoropropyl) carbonate (CAS 1132677-71-4)
- 4-(2,4-Difluorophenyl)but-3-en-2-one (CAS 1115962-39-4)
- 2-Bromopyridin-4-amine hydrochloride (CAS 1706431-09-5)
- 7-Chloro-11-(4-chloro-3-nitrophenyl)-3,3-dimethyl-2,3,4,5,10,11-hexahydro-1H-dibenzo[b,e][1,4]diazepin-1-one (CAS 946386-89-6)
- 3-Amino-3-(4-fluoro-3-methylphenyl)propan-1-ol (CAS 790227-22-4)
- methyl 2-[2-(2,6-dioxo-3-piperidyl)-1,3-dioxo-isoindolin-4-yl]oxyacetate (CAS 1061605-18-2)
- 915922-16-6 (6-Fluoro-2-oxo-2,3-dihydro-1H-indol-3-yl)acetic acid DTXSID60679771 (CAS 915922-16-6)
- 5-Methyl-2-(pyridin-4-yl)thiazol-4-yl benzoate (CAS 338398-94-0)
- Semaglutide impurity 70 (CAS CATO-C4X-222670)
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 13829788188 / jacky.chen@cato-chem.com