Technology Process of methyl 6-O-(6-O-acetyl-3,4-di-O-benzyl-2-deoxy-2-p-methoxybenzylideneamino-β-D-glucopyranosyl)-2,3,4-tri-O-benzyl-α-D-glucopyranoside
There total 5 articles about methyl 6-O-(6-O-acetyl-3,4-di-O-benzyl-2-deoxy-2-p-methoxybenzylideneamino-β-D-glucopyranosyl)-2,3,4-tri-O-benzyl-α-D-glucopyranoside which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
Multi-step reaction with 5 steps
1: 51 percent / H2SO4 / acetic acid / 1 h / 0 °C
2: 76 percent / 3M hydrochloric acid / tetrahydrofuran / 14 h / Heating
3: 76 percent / M sodium hydroxide / methanol / 2 h / Ambient temperature
4: 510 mg / hydrogen chloride / Ambient temperature
5: 1.) 2,4,6-trimethylpyridine, activated 4 Angstroem molecular sieve, 2.) silver triflate / 1.) CH2Cl2, room temperature, 30 min, 2.) -30 deg, 3 h
With
2,4,6-trimethyl-pyridine; hydrogenchloride; sodium hydroxide; 4 A molecular sieve; sulfuric acid; silver trifluoromethanesulfonate;
In
tetrahydrofuran; methanol; acetic acid;
DOI:10.1016/0008-6215(90)84200-E
- Guidance literature:
-
Multi-step reaction with 4 steps
1: 76 percent / 3M hydrochloric acid / tetrahydrofuran / 14 h / Heating
2: 76 percent / M sodium hydroxide / methanol / 2 h / Ambient temperature
3: 510 mg / hydrogen chloride / Ambient temperature
4: 1.) 2,4,6-trimethylpyridine, activated 4 Angstroem molecular sieve, 2.) silver triflate / 1.) CH2Cl2, room temperature, 30 min, 2.) -30 deg, 3 h
With
2,4,6-trimethyl-pyridine; hydrogenchloride; sodium hydroxide; 4 A molecular sieve; silver trifluoromethanesulfonate;
In
tetrahydrofuran; methanol;
DOI:10.1016/0008-6215(90)84200-E
- Guidance literature:
-
Multi-step reaction with 3 steps
1: 76 percent / M sodium hydroxide / methanol / 2 h / Ambient temperature
2: 510 mg / hydrogen chloride / Ambient temperature
3: 1.) 2,4,6-trimethylpyridine, activated 4 Angstroem molecular sieve, 2.) silver triflate / 1.) CH2Cl2, room temperature, 30 min, 2.) -30 deg, 3 h
With
2,4,6-trimethyl-pyridine; hydrogenchloride; sodium hydroxide; 4 A molecular sieve; silver trifluoromethanesulfonate;
In
methanol;
DOI:10.1016/0008-6215(90)84200-E
