TCO-PEG3-acid CAS 2141981-86-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 2141981-86-2 |
| Molecular Formula | C18H31NO7 |
| Molecular Weight | 373.44 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
TCO-PEG3-acid (CAS 2141981-86-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C18H31NO7. Molecular weight: 373.44 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C18H31NO7 |
| Molecular Weight | 373.44 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, acetonitrile, DMSO, water (slightly soluble) |
| 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.) | 1997 |
| Nitrogen Atoms | 1 |
Recommended Standards
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- 3-Methoxy-4-(3-phenoxypropoxy)aniline (CAS 15382-87-3)
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- 3,4-Dichlorocinnamic Acid (CAS 1202-39-7)
- 2-Fluoro-4-(2-hydroxy-ethoxy)-benzonitrile (CAS 1448674-05-2)
- Semaglutide Impurity 189 (CAS CATO-C4X-2226189)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com