Production Method 1

23973-65-1

79026-01-0

79026-03-2

Reaction Conditions

1.1 Reagents: Sodium methoxide Solvents: Methanol ,  Dimethylformamide ;  20 - 30 °C; 2 h, 45 - 50 °C

Reference

Synthesis of asymmetric fluorescent brightener containing cyano stilbene

Xu, Hui-zhi; Yu, Wei-gang; Jiang, Zhi-qian, Ranliao Yu Ranse, 2014, 51(2), 11-13

Production Method 2

23973-65-1

54049-93-3

623-27-8

79026-03-2

13001-39-3

Reaction Conditions

1.1 Reagents: Sodium hydroxide Catalysts: Trioctylmethylammonium chloride Solvents: Xylene ,  Water
1.2 -

Reference

Preparation of optical brighteners based on stilbenes

, European Patent Organization, , ,

Fluorescent Brightener ER-III Raw materials

• Phosphonic acid, [(2-cyanophenyl)methyl]-, diethyl ester
• Phosphonic acid, [(3-cyanophenyl)methyl]-, diethyl ester
• Benzonitrile, 3-[2-(4-formylphenyl)ethenyl]-
• Terephthaldicarboxaldehyde

Fluorescent Brightener ER-III Preparation Products

• Fluorescent Brightener ER-III (79026-03-2)
• 1,4-Bis(2-cyanostyryl)benzene (13001-39-3)

• 1. Excited state dynamics of symmetric and asymmetric Cr3(dpa)4Cl2 measured using femtosecond transient absorption spectroscopy?
  Chao-Han Cheng,Wen-Zhen Wang,Shie-Ming Peng,I-Chia Chen Phys. Chem. Chem. Phys., 2017,19, 25471-25477
• 2. Dissolved oxygen sensor based on fluorescence quenching of oxygen-sensitive ruthenium complexes immobilized in sol–gel-derived porous silica coatings
  Analyst, 1996,121, 785-788
• 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. Evolution of calcium phosphate precipitation in hanging drop vapor diffusion by in situRaman microspectroscopy
  Gloria Belén Ramírez-Rodríguez,José Manuel Delgado-López,Jaime Gómez-Morales CrystEngComm, 2013,15, 2206-2212
• 5. Embedding heteroatoms: an effective approach to create porphyrin-based functional materials
  Norihito Fukui,Keisuke Fujimoto,Hideki Yorimitsu,Atsuhiro Osuka Dalton Trans., 2017,46, 13322-13341

• Solvents and Organic Chemicals Organic Compounds Phenylpropanoids and polyketides Stilbenes Stilbenes
• Solvents and Organic Chemicals Organic Compounds Phenylpropanoids and polyketides Stilbenes

• 61469-71-4(4-(2-Cyano-phenylethenyl)benzonitrile)
• 94031-05-7(Benzonitrile,(1,4-phenylenedi-2,1-ethenediyl)bis- (9CI))
• 38175-96-1(Benzonitrile, 2-[(1E)-2-phenylethenyl]-)
• 85077-43-6(Benzonitrile, 2,2'-(1,2-ethenediyl)bis-)
• 13001-38-2(Fluorescent Brightener ER-II, 1-(2-Cyanostyryl)-4-(4-cyanostyryl)benzene)
• 390394-49-7(Ethenylium, 1-(2-cyanophenyl)-)
• 13001-39-3(1,4-Bis(2-cyanostyryl)benzene)
• 917762-08-4(1,4-Benzenedicarbonitrile, 2,5-bis[2-(2,5-dicyanophenyl)ethenyl]-)
• 376353-61-6(1,3,5-Benzenetricarbonitrile, 2,4,6-tris(2-phenylethenyl)-)
• 376353-62-7(1,3,5-Benzenetricarbonitrile, 2,4,6-tris[2-(4-methylphenyl)ethenyl]-)