3,3,3',3'-Tetramethyl-2,2',3,3'-tetrahydro-1,1'-spirobi[indene]-5,5',6,6'-tetraone

Modify Date: 2025-09-14 14:35:33

3,3,3',3'-Tetramethyl-2,2',3,3'-tetrahydro-1,1'-spirobi[indene]-5,5',6,6'-tetraone structure
Common Name 3,3,3',3'-Tetramethyl-2,2',3,3'-tetrahydro-1,1'-spirobi[indene]-5,5',6,6'-tetraone
CAS Number 38475-60-4 Molecular Weight 336.4
Density N/A Boiling Point N/A
Molecular Formula C21H20O4 Melting Point N/A
MSDS N/A Flash Point N/A

 Names

Name 3,3,3',3'-Tetramethyl-2,2',3,3'-tetrahydro-1,1'-spirobi[indene]-5,5',6,6'-tetraone

 Chemical & Physical Properties

Molecular Formula C21H20O4
Molecular Weight 336.4

 Preparation

CC1(C)CC2(CC(C)(C)C3=CC(=O)C(=O)C=C32)C2=CC(=O)C(=O)C=C21
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