Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 1,2-bis(4-bromophenyl)ethyne
Price:
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: 1,2-bis(4-bromophenyl)ethyne
Price: ￥500.0/1g ￥210.0/250mg
Purity: 98.0%
Stocking Period: 2 Day
Contact: Liu jia

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: bis-(p-Bromophenyl)acetylene
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang

2789-89-1

2789-89-1 structure

2789-89-1 structure

Name: 1,2-bis(4-bromophenyl)ethyne
Chemical Name: 1-bromo-4-[2-(4-bromophenyl)ethynyl]benzene
CAS Number: 2789-89-1
Molecular Formula: C₁₄H₈Br₂
Molecular Weight: 336.021
Create Date: 2018-04-26 08:00:00
Modify Date: 2024-01-06 08:08:46

Name	1-bromo-4-[2-(4-bromophenyl)ethynyl]benzene
Synonyms	4,4'-Dibromotolan 1,1'-(1,2-Ethynediyl)bis(4-bromobenzene) 4,4'-bis(bromophenyl)acetylene Benzene, 1,1'-(1,2-ethynediyl)bis[4-bromo- 1,2-bis(4-bromophenyl)ethyne Bis-(4-bromophenyl acetylene) 1-bromo-4-[(4-bromophenyl)ethynyl]benzene 4,4'-Dibromodiphenylacetylene 1,1'-Ethyne-1,2-diylbis(4-bromobenzene) 1,2-bis(4-bromophenyl)acetylene Bis(4-bromophenyl)acetylene

Density	1.7±0.1 g/cm3
Boiling Point	383.6±27.0 °C at 760 mmHg
Melting Point	182ºC
Molecular Formula	C₁₄H₈Br₂
Molecular Weight	336.021
Flash Point	217.2±23.0 °C
Exact Mass	333.899261
LogP	6.32
Vapour Pressure	0.0±0.8 mmHg at 25°C
Index of Refraction	1.697

Hazard Codes	Xi
HS Code	2903999090

Precursor 10
589-87-7 1066-54-2 994-71-8 75-20-7
766-96-1 74-86-2 23773-30-0 103-29-7
5405-28-7 16116-78-2
DownStream 10
35578-47-3 19057-50-2 849681-64-7 347390-26-5
3164-13-4 886-66-8 106785-01-7 647851-32-9
7150-10-9 732276-65-2

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%