5-Cyclopropoxyisophthalic acid CAS 1243413-96-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1243413-96-8 |
| Molecular Formula | C11H10O5 |
| Molecular Weight | 222.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Description
5-Cyclopropoxyisophthalic acid (CAS 1243413-96-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C11H10O5. Molecular weight: 222.19 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C11H10O5 |
| Molecular Weight | 222.19 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
Related Cyclopropoxyisophthalic Standards
Recommended Standards
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- 1,3,6,7-Tetramethyl-1H-imidazo[2,1-f]purine-2,4(3H,8H)-dione (CAS 19977-27-6)
- 2'-Chloro-[1,1':3',1''-terphenyl]-4,4'',5'-tricarboxylic acid (CAS 2305899-76-5)
- Methyl 3-(chlorosulfonyl)-2-methylbutanoate (CAS 2091807-48-4)
- Alendronic Acid Impurity 7 (CAS CATO-C4X-22427)
- Semaglutide impurity 276 (CAS CATO-C4X-2226276)
Why CATO?
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