Home/Compounds/Industrial Chemical/Tetrakis(1,2,2,6,6-pentamethyl-4-piperidinyl)ester1,2,3,4-butanetetracarboxylic acid
C48H86N4O8
847.2 g/mol
Industrial ChemicalDanger
1,2,3,4-Butanetetracarboxylic acid, 1,2,3,4-tetrakis(1,2,2,6,6-pentamethyl-4-piperidinyl) ester
CAS91788-83-9EC428-070-1
Category
Industrial Chemical
Compound Class
Ester
Primary Use
UV stabilizer and antioxidant
This compound is a sterically hindered amine light stabilizer (HALS) and antioxidant used in the plastics industry. It functions by scavenging free radicals to protect polymer materials from degradation caused by UV radiation and thermal oxidation.
UV stabilizerAntioxidant
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Related Compounds
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coupling agent and adhesion promoter
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chemical intermediate
ReferenceSame Category
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Heat transfer fluid component
ReferenceSame Category
Bicyclohexyl
CAS92-51-3
Industrial chemical intermediate
Referencesame scaffold
1,2,3,4-Butanetetracarboxylic acid, 1,2,3,4-tetrakis(2,2,6,6-tetramethyl-4-piperidinyl) ester
CAS64022-61-3
UV stabilizer for plastics
Safety Reference
Danger
H302Harmful if swallowed
H372Causes damage to organs through prolonged or repeated exposure
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects
Customs Tariff Classification
The international HS code for 1,2,3,4-Butanetetracarboxylic acid, 1,2,3,4-tetrakis(1,2,2,6,6-pentamethyl-4-piperidinyl) ester (CAS 91788-83-9) is 2933.39.
HS code (international, 6-digit)
2933.39
EU CN code (8-digit)
2933 39 99
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
tetrakis(1,2,2,6,6-pentamethylpiperidin-4-yl) butane-1,2,3,4-tetracarboxylate
InChIKey
WUPCFMITFBVJMS-UHFFFAOYSA-N
SMILES
CC1(CC(CC(N1C)(C)C)OC(=O)CC(C(CC(=O)OC2CC(N(C(C2)(C)C)C)(C)C)C(=O)OC3CC(N(C(C3)(C)C)C)(C)C)C(=O)OC4CC(N(C(C4)(C)C)C)(C)C)C
Synonyms (8)
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