Dimethyl cyclobut-1-ene-1,2-dicarboxylate CAS 1128-10-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1128-10-5 |
| Molecular Formula | C8H10O4 |
| Molecular Weight | 170.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Dimethyl cyclobut-1-ene-1,2-dicarboxylate (CAS 1128-10-5) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C8H10O4. Molecular weight: 170.16 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C8H10O4 |
| Molecular Weight | 170.16 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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
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- Tirzepatide Impurity 45 (CAS CATO-C4X-324045)
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