Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 2'-bromo-2,7-di-tert-butyl-9,9'-spirobi[fluorene]
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 2'-bromo-2,7-di-tert-butyl-9,9'-spirobi[fluorene]
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

393841-81-1

393841-81-1 structure

393841-81-1 structure

Name: 2'-bromo-2,7-di-tert-butyl-9,9'-spirobi[fluorene]
Chemical Name: 2-bromo-2',7'-ditert-butyl-9,9'-spirobi[fluorene]
CAS Number: 393841-81-1
Molecular Formula: C₃₃H₃₁Br
Molecular Weight: 507.50300
Create Date: 2017-04-20 22:07:18
Modify Date: 2025-08-26 00:30:48

Name	2-bromo-2',7'-ditert-butyl-9,9'-spirobi[fluorene]
Synonyms	9,9'-Spirobi[9H-fluorene],2-bromo-2',7'-bis(1,1-dimethylethyl) 2-bromo-2',7'-di-tert-butyl-9,9'-spirobifluorene

Molecular Formula	C₃₃H₃₁Br
Molecular Weight	507.50300
Exact Mass	506.16100
LogP	9.38760

HS Code	2903999090

3096-56-8 structure

3096-56-8

~53%

393841-81-1 structure

393841-81-1

Literature: AGENCY FOR SCIENCE, TECHNOLOGY AND RESEARCH Patent: WO2006/93466 A1, 2006 ; Location in patent: Page/Page column 38-39; Sheet 13 ;

409359-65-5 structure

409359-65-5

~%

393841-81-1 structure

393841-81-1

Literature: Shin, Dong-Cheol; Kim, Yun-Hi; You, Hong; Kwon, Soon-Ki Macromolecules, 2003 , vol. 36, # 9 p. 3222 - 3227

70728-89-1 structure

70728-89-1

~%

393841-81-1 structure

393841-81-1

Literature: Shin, Dong-Cheol; Kim, Yun-Hi; You, Hong; Kwon, Soon-Ki Macromolecules, 2003 , vol. 36, # 9 p. 3222 - 3227

Precursor 2
3096-56-8 70728-89-1
DownStream 0

HS Code	2903999090
Summary	2903999090 halogenated derivatives of aromatic hydrocarbons VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

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