Technology Process of Acetic acid (2S,3S,3aR,5S,6S,7R,7aR)-3,6-diacetoxy-2-(3-benzyloxy-2-oxo-propyl)-5-(3-hydroxy-propyl)-hexahydro-furo[3,2-b]pyran-7-yl ester
There total 11 articles about Acetic acid (2S,3S,3aR,5S,6S,7R,7aR)-3,6-diacetoxy-2-(3-benzyloxy-2-oxo-propyl)-5-(3-hydroxy-propyl)-hexahydro-furo[3,2-b]pyran-7-yl ester which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
Multi-step reaction with 11 steps
1: 85 percent
2: 65 percent / NMO / OsO4, dihydroquinidine p-chlorobenzoate
3: 1) SOCl2, Et3N 2) RuCl3, NaIO4 / 1) CH2Cl2 2) MeCN, CCl4, H2O
4: 2) aq.H2SO4 / 1) benzene 2) THF
5: Ba(OMe)2 / methanol
6: PPTS / acetone
7: DIBAH / CH2Cl2 / -78 °C
8: 82 percent
9: 1) Dowex 50W 2) pyridine, DMAP / 1) H2O
10: 79 percent / trityl perchlorate / -5 - 0 °C
11: 1) disiamylborane 2) H2O2, NaOH / 1) THF
With
pyridine; dmap; ruthenium trichloride; sodium hydroxide; sodium periodate; thionyl chloride; N-methyl-2-indolinone; Dowex 50W; sulfuric acid; dihydrogen peroxide; pyridinium p-toluenesulfonate; bis-(1,2-dimethylpropyl)borane; diisobutylaluminium hydride; barium methoxide; triethylamine;
osmium(VIII) oxide; dihydroquinidine 4-chlorobenzoate; triphenylmethyl perchlorate;
In
methanol; dichloromethane; acetone;
DOI:10.1016/S0040-4039(00)97476-8
- Guidance literature:
-
Multi-step reaction with 10 steps
1: 65 percent / NMO / OsO4, dihydroquinidine p-chlorobenzoate
2: 1) SOCl2, Et3N 2) RuCl3, NaIO4 / 1) CH2Cl2 2) MeCN, CCl4, H2O
3: 2) aq.H2SO4 / 1) benzene 2) THF
4: Ba(OMe)2 / methanol
5: PPTS / acetone
6: DIBAH / CH2Cl2 / -78 °C
7: 82 percent
8: 1) Dowex 50W 2) pyridine, DMAP / 1) H2O
9: 79 percent / trityl perchlorate / -5 - 0 °C
10: 1) disiamylborane 2) H2O2, NaOH / 1) THF
With
pyridine; dmap; ruthenium trichloride; sodium hydroxide; sodium periodate; thionyl chloride; N-methyl-2-indolinone; Dowex 50W; sulfuric acid; dihydrogen peroxide; pyridinium p-toluenesulfonate; bis-(1,2-dimethylpropyl)borane; diisobutylaluminium hydride; barium methoxide; triethylamine;
osmium(VIII) oxide; dihydroquinidine 4-chlorobenzoate; triphenylmethyl perchlorate;
In
methanol; dichloromethane; acetone;
DOI:10.1016/S0040-4039(00)97476-8
- Guidance literature:
-
Multi-step reaction with 5 steps
1: DIBAH / CH2Cl2 / -78 °C
2: 82 percent
3: 1) Dowex 50W 2) pyridine, DMAP / 1) H2O
4: 79 percent / trityl perchlorate / -5 - 0 °C
5: 1) disiamylborane 2) H2O2, NaOH / 1) THF
With
pyridine; dmap; sodium hydroxide; Dowex 50W; dihydrogen peroxide; bis-(1,2-dimethylpropyl)borane; diisobutylaluminium hydride;
triphenylmethyl perchlorate;
In
dichloromethane;
DOI:10.1016/S0040-4039(00)97476-8