Maleimide-C10-NHS ester CAS 87981-04-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 87981-04-2 |
| Molecular Formula | C19H26N2O6 |
| Molecular Weight | 378.42 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Maleimide-C10-NHS ester (CAS 87981-04-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C19H26N2O6. Molecular weight: 378.42 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C19H26N2O6 |
| Molecular Weight | 378.42 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1982 |
| Nitrogen Atoms | 2 |
Related Maleimide Standards
- Maleimide-NOTA (CAS 1295584-83-6)
- 3005-27-4 Maleimide, dibromo-N-methyl- Maleimide, 2,3-dibromo-N-methyl- (8CI) 1H-Pyrrole-2,5-dione, 3,4-dibromo-1-methyl- (9CI) 5-21-10-00050 (Beilstein Handbook Reference) BRN 0129149 N-Methyl-2,3-dibromomaleimide N-Methyl-dibromomaleinimide NSC 120444 (CAS 3005-27-4)
- Maleimide-DOTA (CAS 1006711-90-5)
- Maleimide-PEG<SUB>6</SUB>-succinimidyl ester (CAS 1137109-21-7)
- Maleimide-PEG<SUB>12</SUB>-succinimidyl ester (CAS 1426151-00-9)
Recommended Standards
- Gibberellin A23 (CAS 20134-29-6)
- Methyl (R)-1-Boc-4-Cbz-piperazine-2-carboxylate (CAS 278790-00-4)
- Gibberellin A13 (CAS 2922-24-9)
- 2-(4-Ethylphenyl)imidazo[1,2-a]pyrimidine-3-carbaldehyde (CAS 887360-52-3)
- 5-Benzyl-2-chloropyridine (CAS 149879-32-3)
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- 1-N-(3-methoxypropyl)-4-methylbenzene-1,2-diamine (CAS 1097791-59-7)
- 4-((4-Methyl-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)sulfonyl)morpholine (CAS 1704065-38-2)
- 3-(6-Chloro-[1,2,4]triazolo[4,3-b]pyridazin-3-yl)-1-(pyrrolidin-1-yl)propan-1-one (CAS 1189749-77-6)
- Semaglutide Impurity 125 xTFA Salt (CAS CATO-C4X-2226125)
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