Maleimido-tri(ethylene glycol)-propionic acid CAS 518044-40-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 518044-40-1 |
| Molecular Formula | C13H19NO7 |
| Molecular Weight | 301.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Maleimido-tri(ethylene glycol)-propionic acid (CAS 518044-40-1), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C13H19NO7. Molecular weight: 301.29 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C13H19NO7 |
| Molecular Weight | 301.29 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; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1984 |
| Nitrogen Atoms | 1 |
Related Maleimido Standards
- 3-Maleimido-benzoic acid-OSu (CAS 58626-38-3)
- 3-(Maleimido)propionic acid N-hydroxysuccinimide ester 2,5-Dioxopyrrolidin-1-yl 3-(2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)propanoate BMPS N-(3-Maleimidopropionyloxy)succinimide 55750-62-4 (CAS 55750-62-4)
- 1,2-Bis(maleimido)ethane (CAS 5132-30-9)
- 3-Maleimido-benzoic acid (CAS 17057-07-7)
- 4-(maleimido)phenyl isocyanate (CAS 123457-83-0)
- 6-Maleimido-1-hexanol (CAS 157503-18-9)
- 6-Maleimido-1-hexanal (CAS 1076198-37-2)
- 19-Maleimido-17-oxo-4,7,10,13-tetraoxa-16-azanonadecanoic Acid (CAS 1263045-16-4)
Recommended Standards
- Ethyl 6-acetoxy-4-oxo-1,2-dihydro-4H-pyrrolo[3,2,1-ij]quinoline-5-carboxylate (CAS 477868-62-5)
- Methyl 2-(2-methoxyphenyl)-2-(4-nitrophenyl)acetate (CAS 1980045-05-3)
- Ethyl 3-amino-4-(1,3-benzodioxol-5-yloxy)benzoate (CAS 893778-09-1)
- 6-(((3-Chloropyridin-2-yl)amino)methylene)-2,2-dimethyl-1,3-dioxane-4,5-dione (CAS 1951451-52-7)
- methyl 5-fluoro-1H-indole-6-carboxylate (CAS 1227268-61-2)
- 2-Bromohexanamide (CAS 13161-97-2)
- Tofacitinib Nitroso Impurity 190 (CAS CATO-C4X-1079190)
- 3-Bromo-1H-indazole-6-carbaldehyde (CAS 1086391-14-1)
- 1-(1,4-Diazepan-1-yl)-2-ethylhexan-1-one (CAS 1039896-85-9)
- Tirzepatide Impurity 21 X TFA Salt (CAS CATO-C4X-324021)
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