Production Method 1

136630-36-9

852138-89-7

Reaction Conditions

1.1 Reagents: Hydrochloric acid Solvents: Acetonitrile ,  Water ;  rt → 80 °C; 80 °C → -10 °C
1.2 Reagents: Sodium nitrite Solvents: Water ;  -10 - -5 °C; 1 h, -10 °C; -10 °C → -15 °C
1.3 Reagents: Potassium iodide Solvents: Water ;  -15 - -10 °C; -10 °C → rt; rt → 80 °C; 67 h, 80 °C

Reference

Synthesis and Optical Characterization of Hybrid Organic-Inorganic Heterofluorene Polymers

Fell, Valentin H. K.; Mikosch, Annabel; Steppert, Ann-Kathrin; Ogieglo, Wojciech; Senol, Erdem; et al, Macromolecules (Washington, 2017, 50(6), 2338-2343

Production Method 2

136630-36-9

852138-89-7

Reaction Conditions

1.1 Reagents: Hydrochloric acid Solvents: Acetonitrile ,  Water ;  -10 °C
1.2 Reagents: Sodium nitrite Solvents: Water ;  -10 - -5 °C; 1 h, -10 - -5 °C
1.3 Reagents: Potassium iodide Solvents: Water ;  -15 - -10 °C; rt; 20 h, rt → 80 °C

Reference

The tuning of the energy levels of dibenzosilole copolymers and applications in organic electronics

Keyworth, Colin W.; Chan, Khai Leok; Labram, John G.; Anthopoulos, Thomas D.; Watkins, Scott E.; et al, Journal of Materials Chemistry, 2011, 21(32), 11800-11814

Production Method 3

136630-36-9

852138-89-7

Reaction Conditions

1.1 Reagents: Sodium nitrite ,  Hydrochloric acid Solvents: Acetonitrile ,  Water ;  -10 - -5 °C; 1 h, -10 - -5 °C
1.2 Reagents: Potassium iodide Solvents: Water ;  -15 - -10 °C; -10 °C → rt; 16 h, rt → 60 °C

Reference

Deep-blue emitting poly(2',3',6',7'-tetraoctyl-2,7-spirosilabifluorene) simultaneously with good color purity and high external quantum efficiency

Xu, Xiushang; Bai, Keyan; Ding, Junqiao ; Wang, Lixiang, Organic Electronics, 2018, 59, 77-83

Production Method 4

136630-36-9

852138-89-7

Reaction Conditions

1.1 Reagents: Sulfuric acid ,  Nitrosylsulfuric acid ;  0 °C
1.2 Reagents: Potassium iodide ;  -10 - 50 °C

Reference

Synthesis of triplet emitters and hosts for electrophosphorescence

Chan, Khai Leok; Mak, Chris S. K.; Evans, Nicholas R.; Watkins, Scott E.; Pascu, Sofia I.; et al, Proceedings of SPIE-The International Society for Optical Engineering, 2005, 5937,

Production Method 5

136630-36-9

852138-89-7

Reaction Conditions

1.1 Reagents: Sodium nitrite ,  Hydrochloric acid Solvents: Water ;  0 °C
1.2 Reagents: Potassium iodide Solvents: Water ;  12 h, 80 °C

Reference

Facile synthesis of a hole transporting material with a silafluorene core for efficient mesoscopic CH3NH3PbI3 perovskite solar cells

Krishna, Anurag; Sabba, Dharani; Yin, Jun; Bruno, Annalisa; Antila, Liisa J.; et al, Journal of Materials Chemistry A: Materials for Energy and Sustainability, 2016, 4(22), 8750-8754

Production Method 6

136630-36-9

852138-89-7

Reaction Conditions

1.1 Reagents: Sodium nitrite ,  Hydrochloric acid Solvents: Acetonitrile ,  Water ;  0 °C; 1 h, 0 °C
1.2 Reagents: Potassium iodide Solvents: Water ;  0 °C; 12 h, 80 °C
1.3 Reagents: Sodium thiosulfate Solvents: Water

Reference

Tuning the Emission of Semiconducting Polymer Dots from Green to Near-Infrared by Alternating Donor Monomers and Their Applications for in Vivo Biological Imaging

Liou, Sz-Yu; Ke, Chi-Shiang; Chen, Jhih-Han; Luo, Yun-Wen; Kuo, Shih-Yu; et al, ACS Macro Letters, 2016, 5(1), 154-157

Production Method 7

136630-36-9

852138-89-7

Reaction Conditions

1.1 Reagents: Sodium nitrite ,  Hydrochloric acid Solvents: Water ;  -5 °C
1.2 Reagents: Potassium iodide ;  < 0 °C; 1 h, rt
1.3 Reagents: Sodium thiosulfate Solvents: Water ;  rt

Reference

Bottom-Up Synthesis of Necklace-Like Graphene Nanoribbons

Schwab, Matthias Georg; Narita, Akimitsu; Osella, Silvio; Hu, Yunbin; Maghsoumi, Ali; et al, Chemistry - An Asian Journal, 2015, 10(10), 2134-2138

Production Method 8

136630-36-9

852138-89-7

Reaction Conditions

1.1 Reagents: Sodium nitrite ,  Hydrochloric acid Solvents: Water ;  10 min, 0 °C; 20 min, 0 °C
1.2 Reagents: Potassium iodide Solvents: Water ;  30 min, 0 °C; overnight, 0 °C
1.3 Reagents: Sodium hydroxide Solvents: Water ;  pH 7, rt

Reference

Development of Si-bridged conjugated donor polymers for high-efficiency bulk-heterojunction photovoltaic devices

Wang, Ergang; Wang, Li; Lan, Lingfeng; Chen, Junwu; Peng, Junbiao; et al, Proceedings of SPIE, 2008, 7052,

Production Method 9

136630-36-9

852138-89-7

Reaction Conditions

1.1 Reagents: Sulfuric acid ,  Nitrosylsulfuric acid Solvents: Water ;  1 h; 3 h
1.2 Reagents: Potassium iodide Solvents: Water ;  1 h, -10 °C; overnight, rt
1.3 Reagents: Sodium hydroxide Solvents: Water ;  pH 7, rt

Reference

Poly(2,7-dibenzosilole): A Blue Light Emitting Polymer

Chan, Khai Leok; McKiernan, Mary J.; Towns, Carl R.; Holmes, Andrew B., Journal of the American Chemical Society, 2005, 127(21), 7662-7663

4,4'-Dibromo-2,2’-diiodobiphenyl Raw materials

• 4,4'-Dibromobiphenyl-2,2'-diamine

4,4'-Dibromo-2,2’-diiodobiphenyl Preparation Products

• 4,4'-Dibromo-2,2’-diiodobiphenyl (852138-89-7)

• 1. Emergence of microfluidic wearable technologies
  Joo Chuan Yeo,Kenry Lab Chip, 2016,16, 4082-4090
• 2. Establishing the accuracy of position-specific carbon isotope analysis of propane by GC-pyrolysis-GC-IRMS
  ChangjieLiu,PengLiu,XiaofengWang,XiaoqiangLi,JuskeHorita
• 3. Fe/Fe3C@C nanoparticles encapsulated in N-doped graphene–CNTs framework as an efficient bifunctional oxygen electrocatalyst for robust rechargeable Zn–air batteries?
  Zhiyan Chen,Nan Wu,Yaobing Wang,Bing Wang,Yingde Wang J. Mater. Chem. A, 2018,6, 516-526
• 4. Evolutionary de novo design of phenothiazine derivatives for dye-sensitized solar cells?
  Vishwesh Venkatraman,Marco Foscato,Vidar R. Jensen,Bj?rn K?re Alsberg J. Mater. Chem. A, 2015,3, 9851-9860
• 5. Evolution study of photo-synthesized gold nanoparticles by spectral deconvolution model: a quantitative approach
  Chung-Sung Yang,Mong-Shian Shih,Fang-Yi Chang New J. Chem., 2006,30, 729-735

• Solvents and Organic Chemicals Organic Compounds Benzenoids Benzene and substituted derivatives Biphenyls and derivatives Brominated biphenyls
• Solvents and Organic Chemicals Organic Compounds Organic Halides

• 873792-52-0(5,5'-Dibromo-2,2'-diiodo-1,1'-biphenyl)
• 260558-15-4(4-Bromo-2-iodo-1-methylbenzene)
• 260355-37-1(4-Bromo-2,6-dimethyliodobenzene)
• 105946-82-5(4-Bromo-4'-iodobiphenyl)
• 116632-39-4(4-Bromo-1-iodo-2-methylbenzene)
• 206559-43-5(5-bromo-2-iodo-1,3-dimethylbenzene)
• 39655-12-4(1,1'-Biphenyl, 2-bromo-2'-iodo-)
• 869500-07-2(1-Bromo-2-iodo-3-methylbenzene)
• 64258-04-4(1,1'-Biphenyl, 4'-bromo-2,6-diiodo-)
• 97456-81-0(1-Bromo-3-iodo-2-methylbenzene)