摘要
DOS(4,4′-二羟基二苯砜)通过“一锅合成法”合成。产品纯度达到99.0％。合成反应中,以苯酚与硫酸为起始原料,并以三氧化硼为催化剂。
DOS that is abbreviation of 4,4'-Dihy-droxy diphenyl sulfone can be to synthesize through 'One-pot synthesis', and the product purity has attained 99. 0%. In the synthesis process, phenol and sulfuric acid act as o-riginal material, boron trioxide acts as catalyst.
出处
《精细化工》
EI
CAS
CSCD
1993年第3期33-34,共2页
Fine Chemicals
