Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 3-[5,7-Bis(1,1-dimethylethyl)-2-oxo-3(2H)-benzofuranylidene]-5,7-bis (1,1-dimethylethyl)-2(3H)-benzofuranone
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

75540-64-6

75540-64-6 structure

75540-64-6 structure

Name: 3-[5,7-Bis(1,1-dimethylethyl)-2-oxo-3(2H)-benzofuranylidene]-5,7-bis (1,1-dimethylethyl)-2(3H)-benzofuranone
Chemical Name: 5,5',7,7'-Tetra-tert-butyl-Δ3,3'(2H,2'H)-bi-2,2'-dion
CAS Number: 75540-64-6
Molecular Formula: C₃₂H₄₀O₄
Molecular Weight: 488.65800
Create Date: 2018-02-10 09:27:41
Modify Date: 2025-08-28 10:22:32

Names
Properties

Name	5,5',7,7'-Tetra-tert-butyl-Δ3,3'(2H,2'H)-bi-2,2'-dion
Synonyms	(E)-5,7,5',7'-Tetra-tert-butyl[3,3']bibenzofuranylidene-2,2'-dione (E)-5,7,5',7'-Tetra-tert-butyl-[3,3']bibenzofuranylidene-2,2'-dione tetra-tert-butylisoxindigo

Molecular Formula	C₃₂H₄₀O₄
Molecular Weight	488.65800
Exact Mass	488.29300
PSA	52.60000
LogP	7.62540

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