in water addn. of S into 50percent NaOH-soln. near b.p., excess NaOH (50-200percent), b.p. of soln. raises to 140°C, cooling to 110-120°C, pptn.;; washing with 35-50percent NaOH;;
参考文献
Na: SVol.1, 48, page 207 - 209
US2705187 , ;
C. A., , p. 8572
→
反应条件
in neat (no solvent) byproducts: H2O;
参考文献
Na: MVol., 167, page 515 - 517
Schwefel- und Stickstoffstudien, Leipzig-Berlin 1924, S. 303
