반응 #6116

ord-b55aa83528f442f49b35d1e8c285a53a

반응 방정식

CC(=O)O[C@@H]1[C@@H](OC(C)=O)[C@@H](Br)SC[C@H]1OC(C)=O
2,3,4-tri-O-acetyl-5-thio-α-D-xylopyranosyl bromide
N#Cc1ccc(S)c(C#N)c1
3-cyano-4-mercaptobenzonitrile
N#[C][Hg][C]#N
mercuric cyanide
N#[C][Hg][C]#N
Hg(CN)2
N#[C][Hg][C]#N
Hg(CN)2
→
CC(=O)O[C@@H]1[C@@H](OC(C)=O)[C@H](Sc2ccc(C#N)cc2C#N)SC[C@H]1OC(C)=O
expected product
수율 40.5%
CC(=O)O[C@@H]1[C@@H](OC(C)=O)[C@H](Sc2ccc(C#N)cc2C#N)SC[C@H]1OC(C)=O
2,4-dicyanophenyl 2,3,4-tri-O-acetyl-1,5-dithio-β-D-xylopyranoside
수율 40.5%

반응물

CC(=O)O[C@@H]1[C@@H](OC(C)=O)[C@@H](Br)SC[C@H]1OC(C)=O
2,3,4-tri-O-acetyl-5-thio-α-D-xylopyranosyl bromide
N#Cc1ccc(S)c(C#N)c1
3-cyano-4-mercaptobenzonitrile
N#[C][Hg][C]#N
mercuric cyanide
N#[C][Hg][C]#N
Hg(CN)2
N#[C][Hg][C]#N
Hg(CN)2

시약

없음

반응 조건

상세 조건
See reaction.notes.procedure_details.

후처리

  1. 1
    기타If the procedure described in Preparation I

실험 절차

If the procedure described in Preparation I is followed starting from 1.5 g (9.10-3 mol) of 3-cyano-4-mercaptobenzonitrile, 2.78 g (11.10-3 mol) of mercuric cyanide, Hg(CN)2, and 3.66 g (11.10-3 mol) of 2,3,4-tri-O-acetyl-5-thio-α-D-xylopyranosyl bromide, 1.65 g (yield: 40.5%) of the expected product are obtained.

출처

DOI: 10.6084/m9.figshare.5104873.v1특허: US05246961uspto-grants-1993_09