2,7-Dibromo-9,9'-spirobifluorene

Modify Date: 2025-08-20 18:29:29

2,7-Dibromo-9,9'-spirobifluorene structure	Common Name	2,7-Dibromo-9,9'-spirobifluorene
	CAS Number	171408-84-7	Molecular Weight	474.187
	Density	1.7±0.1 g/cm3	Boiling Point	557.4±50.0 °C at 760 mmHg
	Molecular Formula	C₂₅H₁₄Br₂	Melting Point	N/A
	MSDS	USA	Flash Point	335.1±29.4 °C

Name	2,7-Dibromo-9,9-Spiro-Bifluorene
Synonym	More Synonyms

Density	1.7±0.1 g/cm3
Boiling Point	557.4±50.0 °C at 760 mmHg
Molecular Formula	C₂₅H₁₄Br₂
Molecular Weight	474.187
Flash Point	335.1±29.4 °C
Exact Mass	471.946198
LogP	8.04
Vapour Pressure	0.0±1.5 mmHg at 25°C
Index of Refraction	1.804

2,7-Dibromo-9,9'-spirobifluorene MSDS(Chinese)

Hazard Codes	Xn
RIDADR	NONH for all modes of transport
HS Code	2903999090

Precursor 10
CAS#:171408-85-8 9-(biphenyl-2-y... CAS#:14348-75-5 2,7-dibromo-9-f... CAS#:2052-07-5 2-Bromobiphenyl CAS#:6344-61-2 9H-Fluoren-1-ol
CAS#:82214-69-5 2-BIPHENYLYLMAG... CAS#:86-73-7 9H FLUORENE CAS#:86-00-0 2-Nitrobiphenyl CAS#:16433-88-8 2,7-Dibromofluorene
CAS#:2113-51-1 2-Iodobiphenyl CAS#:90-41-5 2-Aminodiphenyl
DownStream 2
CAS#:128055-74-3 2,2',7,7'-Tetra... CAS#:876173-76-1 2-bromo-9,9'-sp...

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%

2,7-Dibromo-9,9'-spirobi[fluorene]

2,7-Dibromo-9,9'-spiro-bifluorene

2,7-DibroMo-9,9'-spirobi[9H-fluorene]

2',7'-dibromo-9,9'-spirobi[fluorene]

2,7-Dibromo-9,9'-spirobifluorene

2,7-Dibromo-9,9′-spirobifluorene

9,9'-Spirobi[9H-fluorene], 2,7-dibromo-

2′,7′-dibromo-9,9′-spirobifluorene

2,7-Dibromo-9,9-spiro-bifluorene

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Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 2,7-Dibromo-9,9'-spirobifluorene
Price: Check
Purity: 98.0%
Delivery: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: 2,7-Dibromo-9,9'-spirobifluorene
Price: ￥468.0/5g ￥148.0/1g
Purity: 98.0%
Delivery: 2 Day
Contact: Liu jia
Email: 2130147988@qq.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 2,7-Dibromo-9,9'-spiro-bifluorene
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Delivery: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Henan Tianfu Chemical Co., Ltd.
China
Product Name: 2,7-Dibromo-9,9'-spiro-bifluorene
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Delivery: Inquiry
Contact: Anson
Email: info@tianfuchem.com

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Price: ￥67.6/1g

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