TL;DR: Tinuvin 328 (CAS 25973-55-1) is a chemical compound with molecular formula C22H29N3O and molecular weight 351.23105 g/mol, supplied by CoreyChem (Career Henan Chemical Co., Ltd.) with ISO-certified quality and global shipping.
2-(benzotriazol-2-yl)-4,6-bis(2-methylbutan-2-yl)phenol
Also Known As: Tinuvin 328, 2- benzotriazole, 2-(2H-Benzotriazol-2-yl)-4,6-ditertpentylphenol, 2-(2H-Benzo[d][1,2,3]triazol-2-yl)-4,6-di-tert-pentylphenol, Cyasorb UV-2337
Top 5 of 20 IPC patent classification(s) from the SureChEMBL global patent database.
| Molecular Formula | C22H29N3O |
| Molecular Weight | 351.23105 g/mol |
| XLogP | 7.4 |
| Topological Polar Surface Area (TPSA) | 50.9 Ų |
| Hydrogen Bond Donors | 1 |
| Hydrogen Bond Acceptors | 3 |
| Rotatable Bonds | 5 |
| Exact Mass | 351.23105 Da |
| Heavy Atoms | 26 |
| Complexity | 464.0 |
| Solubility | In water, log -1.37 |
| SMILES | CCC(C)(C)C1=CC(=C(C(=C1)N2N=C3C=CC=CC3=N2)O)C(C)(C)CC |
| InChIKey | ZMWRRFHBXARRRT-UHFFFAOYSA-N |
The XLogP value of 7.4 indicates that Tinuvin 328 is lipophilic (fat-soluble), which may influence its absorption, distribution, and formulation strategy. With a topological polar surface area (TPSA) of 50.9 Ų, Tinuvin 328 exhibits relatively low polarity, potentially indicating favorable cell membrane permeability. Following Lipinski's Rule of Five, Tinuvin 328 has 1 hydrogen bond donor(s) and 3 hydrogen bond acceptor(s), which may warrant consideration for formulation optimization.
The CAS number of Tinuvin 328 is 25973-55-1.
The molecular formula of Tinuvin 328 is C22H29N3O.
The molecular weight of Tinuvin 328 is 351.23105 g/mol.
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