The technique of partial deuteration has been extended to distinguish between N,N′- and N,N-disubstituted ureas and thioureas.
部分氘化的技术已经扩展到可以区分N,N'-和N,N-二取代的脲和硫脲。
The Reaction of 16-Hydroxymethylene-17-keto Steroids with Semicarbazide and Thiosemicarbazide to Give 17α-Hydroxy[17β,16β-c]-Δ<sup>1'(5')</sup>-pyrazoline Derivatives. 17α-Hydroxy-3-methoxy-2'-thiocarbamoylestra-1,3,5(10)-trieno[17β, 16β-c]-Δ<sup>1'(5')</sup>-pyrazoline, a Potential Nonfeminizing Hypocholesterolemic Agent
作者:Robert E. Schaub、Jan H. van den Hende、Martin J. Weiss
DOI:10.1021/jo01018a028
日期:1965.7
Ring-chain tautomerism of 3-alkylthio-1,5-dihydro-1,2,4-triazolium salts
作者:K. N. Zelenin、O. B. Kuznetsova、V. V. Alekseev、V. P. Sergutina、P. V. Terent'ev、V. V. Ovcharenko
DOI:10.1007/bf00471749
日期:1991.11
Stock; Hetzheim a., Pharmazie, 1993, vol. 48, # 11, p. 820 - 824
作者:Stock、Hetzheim a.
DOI:——
日期:——
Uda,M.; Kubota,S., Journal of Heterocyclic Chemistry, 1979, vol. 16, p. 1273 - 1275