28768-32-3 2I8ZB2RX2U Tetraglycidyl-4,4'-methylene dianiline 4,4'-Methylenebis(N,N-bis(2,3-epoxypropyl)aniline) 2-Oxiranemethanamine, N,N'-(methylenedi-4,1-phenylene)bis(N-(2-oxiranylmethyl)- Oxiranemethanamine, N,N'-(methylenedi-4,1-phenylene)bis(N-(oxiranylmethyl)- EINECS 249-204-3 4,4'-Methylenebis(diglycidyl aniline) UNII-2I8ZB2RX2U EC 249-204-3 CAS 28768-32-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 28768-32-3 |
| Molecular Formula | C25H42N2O4 |
| Molecular Weight | 434.61 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
28768-32-3 2I8ZB2RX2U Tetraglycidyl-4,4'-methylene dianiline 4,4'-Methylenebis(N,N-bis(2,3-epoxypropyl)aniline) 2-Oxiranemethanamine, N,N'-(methylenedi-4,1-phenylene)bis(N-(2-oxiranylmethyl)- Oxiranemethanamine, N,N'-(methylenedi-4,1-phenylene)bis(N-(oxiranylmethyl)- EINECS 249-204-3 4,4'-Methylenebis(diglycidyl aniline) UNII-2I8ZB2RX2U EC 249-204-3 (CAS 28768-32-3) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C25H42N2O4. Molecular weight: 434.61 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C25H42N2O4 |
| Molecular Weight | 434.61 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1965 |
| Nitrogen Atoms | 2 |
Recommended Standards
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- 4-(2-Chloro-4-methylphenoxy)piperidinehydrochloride (CAS 1220035-73-3)
- 2-((6,8-Dibromo-3-ethyl-4-oxo-3,4-dihydroquinazolin-2-yl)thio)acetic acid (CAS 886500-99-8)
- (6-Bromo-3-methylpyridin-2-yl)methanamine (CAS 1417653-27-0)
- Tirzepatide Impurity 49 (CAS CATO-C4X-324049)
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