Uvitex sof

Base Information

• Chemical Name: Uvitex sof
• CAS No.: 12224-46-3
• Molecular Weight: 318.3492
• Mol file: 12224-46-3.mol

Synonyms:C.I. Fluorescent brightener 190;C.I. Fluorescent brightening agent 190;Uvitex sof

Chemical Property of Uvitex sof

Chemical Property:

Purity/Quality:

99% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of Uvitex sof

There total 10 articles about Uvitex sof which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 89.23%

Thiophene-2,5-dicarboxylic acid (4282-31-9) + 2-amino-phenol (95-55-6) → 2,2'-thiophene-2,5-diylbis(benzoxazole) (2866-43-5,12224-46-3,12224-41-8)

Guidance literature:

With boric acid; tin(ll) chloride; In 1,2-dichloro-benzene; at 220 ℃; for 24h; Inert atmosphere; Dean-Stark;

Reference yield: 89.0%

benzoxazole (273-53-0,29791-96-6) + 2,5-diiodothiophene (625-88-7) → 2,2'-thiophene-2,5-diylbis(benzoxazole) (2866-43-5,12224-46-3,12224-41-8)

Guidance literature:

With [Pd(1,10-phenanthroline)₂](PF₆)₂; caesium carbonate; In dimethyl amine; at 150 ℃; for 20h; Inert atmosphere;

DOI:10.1039/b920794e

Reference yield: 74.0%

benzoxazole (273-53-0,29791-96-6) + 2,5-diclorothiophene (3172-52-9,173777-89-4) → 2,2'-thiophene-2,5-diylbis(benzoxazole) (2866-43-5,12224-46-3,12224-41-8)

Guidance literature:

With potassium phosphate; C₃₇H₃₈FeO₆P₂Pd; In butan-1-ol; at 125 ℃; for 18h; Schlenk technique; Inert atmosphere; Sealed tube;

DOI:10.1002/cctc.202101013

upstream raw materials:

benzoxazole

2,5-dibromothiophen

thiophene-2,5-dicarbonyl dichloride

Thiophene-2,5-dicarboxylic acid

Refernces

• 1、 Horky, Filip,Císa?ová, Ivana,?těpni?ka, Petr. "Stable Pd(0) Complexes with Ferrocene Bisphosphanes Bearing Phosphatrioxaadamantyl Substituents Efficiently Catalyze Selective C-H Arylation of Benzoxazoles by Aryl Chlorides". . p. 4848 - 4856. Retrieved 2021/10/12.
• 2、 Yu, Chao,Guo, Xuefeng,Shen, Bo,Xi, Zheng,Li, Qing,Yin, Zhouyang,Liu, Hu,Muzzio, Michelle,Shen, Mengqi,Li, Junrui,Seto, Christopher T.,Sun, Shouheng. "One-pot formic acid dehydrogenation and synthesis of benzene-fused heterocycles over reusable AgPd/WO2.72 nanocatalyst". . p. 23766 - 23772. Retrieved 2018/12/10.