Thalidomide-O-PEG4-NHS ester CAS 2411681-88-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 2411681-88-2 |
| Molecular Formula | C28H33N3O13 |
| Molecular Weight | 619.57 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Thalidomide-O-PEG4-NHS ester (CAS 2411681-88-2) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C28H33N3O13. Molecular weight: 619.57 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C28H33N3O13 |
| Molecular Weight | 619.57 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2000 |
| Nitrogen Atoms | 3 |
Related Thalidomide Standards
- Thalidomide-O-PEG5-Tosyl (CAS 2414905-34-1)
- Thalidomide-NH-PEG7 (CAS 2641838-98-2)
- Thalidomide-O-acetamido-PEG4-C2-acid (CAS 2353563-50-3)
- Thalidomide-O-PEG4-Boc (CAS 2411681-87-1)
- Thalidomide-O-amido-PEG4-azide (CAS 2411681-89-3)
- Tz-Thalidomide (CAS 2087490-42-2)
- Thalidomide-C3-O-PEG4-C2-acid (CAS 2376139-69-2)
- Thalidomide-O-amido-PEG4-C2-NH2 (CAS 1957236-22-4)
Recommended Standards
- 2-Acetamido-2-deoxy-3-O-(α-L-fucopyranosyl)-D-glucopyranose Pentaacetate (CAS 309263-13-6)
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- 2,7-Dibromo-9-(1-decylundecyl)-9H-carbazole (CAS 1185885-87-3)
- 2-(Trifluoromethyl)thiazolidine-4-carboxylic acid (CAS 1169930-36-2)
- Quercetin 3-O-β-D-glucuronide (CAS 22688-79-5)
- Methyl 3-(chloromethyl)-4-fluorobenzoate (CAS 1211514-54-3)
- 3-Amino-N-(4-methoxybenzyl)-6-methyl-4-(trifluoromethyl)-5,6,7,8-tetrahydrothieno[2,3-b]quinoline-2-carboxamide (CAS 664999-34-2)
- Ethyl 2-chloro-4-ethoxy-6-methylnicotinate (CAS 111953-15-2)
- (R)-2-(3-(6-Bromopyridin-2-yl)-4H-1,2,4-triazol-4-yl)propan-1-ol (CAS 2089624-53-1)
- [y-Glu3]-Semaglutide Impurity 135 (CAS CATO-C4X-2226135)
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