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Uv-328

CAS: 25973-55-1 | C22H29N3O

2D Structure

3D Structure

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Basic Information

CAS Registry Number: 25973-55-1
Molecular Formula: C22H29N3O
Molecular Mass: 351.49 g/mol

Names and Synonyms:

Uv-328
Phenol, 2-(2H-benzotriazol-2-yl)-4,6-bis(1,1-dimethylpropyl)-
Phenol, 2-(2H-benzotriazol-2-yl)-4,6-di-tert-pentyl-
2-(2H-Benzotriazol-2-yl)-4,6-bis(1,1-dimethylpropyl)phenol
2-(2-Hydroxy-3,5-di-tert-amylphenyl)benzotriazole
Tinuvin 328
2-(2-Hydroxy-3,5-di-tert-pentylphenyl)benzotriazole
2-(2H-Benzotriazol-2-yl)-4,6-di-tert-pentylphenol
2-(3,5-Di-tert-amyl-2-hydroxyphenyl)benzotriazole
2-(3′,5′-Di-tert-amyl-2′-hydroxyphenyl)benzotriazole
2-(2-Hydroxy-3,5-di-tert-amylphenyl)-2H-benzotriazole
2-(3,5-Di-tert-amyl-2-hydroxyphenyl)-2H-benzotriazole
Sumisorb 350
Viosorb 591
Seesorb 704
2-(2′-Hydroxy-3′,5′-di-tert-amylphenyl)benzotriazole
Cyasorb UV 2337
2-(3,5-Di-tert-pentyl-2-hydroxyphenyl)-2H-benzotriazole
Kemisorb 74
Tin 328
Lowilite 28
UV 328
2-(3,5-Di-tert-pentyl-2-hydroxyphenyl)benzotriazole
Chisorb 328
UV 74
Eversorb 74
UV 2337
THUV 328
2-[2-Hydroxy-3,5-bis(1,1-dimethylpropyl)phenyl]-2H-benzotriazole
Light Stabilizer 328
Tinuvin PA 238
2-(Benzotriazol-2-yl)-4,6-bis-(2-methylbutan-2-yl)phenol
2-(Benzotriazol-2-yl)-4,6-bis-(1,1-dimethyl-propyl)phenol
EV 74
Hostavin 3310
BLS 99-2
2-(2H-Benzotriazol-2-yl)-4,6-di-tert-amylphenol
2-(2H-Benzotriazol-2-yl)-4,6-ditertpentylphenol

Identifiers:

SMILES:
CCC(C)(C)c1cc(-n2nc3ccccc3n2)c(O)c(C(C)(C)CC)c1
InChI:
InChI=1S/C22H29N3O/c1-7-21(3,4)15-13-16(22(5,6)8-2)20(26)19(14-15)25-23-17-11-9-10-12-18(17)24-25/h9-14,26H,7-8H2,1-6H3

Key Properties

Melting Point
86.5-88.0 °C @ Solvent: Ethanol CAS Common Chemistry

Spectral Data

NMR, IR, and Mass spectral data

1H NMR
13C NMR
Predicting NMR spectra...
10 ppm 9 8 7 6 5 4 3 2 1 0 ppm
Shift (ppm) Multiplicity Integration Assignment
200 ppm 180 160 140 120 100 80 60 40 20 0 ppm
Shift (ppm) DEPT Assignment

Note: These NMR spectra are predicted computationally and may differ from experimental data. Predictions are based on chemical environment analysis.

External Resources

All Properties

Comprehensive physical and chemical properties

Property Value Source
Molecular Mass 351.49 g/mol CAS Common Chemistry
351.49400000000014 g/mol RDKit
351.231062548 g/mol RDKit
Wikipedia Url https://en.wikipedia.org/wiki/UV-328 CAS Common Chemistry
Canonical SMILES OC=1C(=CC(=CC1C(C)(C)CC)C(C)(C)CC)N2N=C3C=CC=CC3=N2 CAS Common Chemistry
InChI InChI=1S/C22H29N3O/c1-7-21(3,4)15-13-16(22(5,6)8-2)20(26)19(14-15)25-23-17-11-9-10-12-18(17)24-25/h9-14,26H,7-8H2,1-6H3 CAS Common Chemistry
InChI Key InChIKey=ZMWRRFHBXARRRT-UHFFFAOYSA-N CAS Common Chemistry
Melting Point 86.5-88.0 °C @ Solvent: Ethanol CAS Common Chemistry
Name UV 328 CAS Common Chemistry
UV-328 CAS Common Chemistry
Heavy Atom Count 26 RDKit
Hydrogen Bond Acceptors 4 RDKit
Hydrogen Bond Donors 1 RDKit
Rotatable Bonds 5 RDKit
Aromatic Ring Count 3 RDKit
Topological Polar Surface Area 50.94 Ų RDKit
LogP 5.501300000000006 RDKit
Molar Refractivity 107.16380000000007 RDKit

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