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CAS No.: | 55287-49-5 |
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Name: | BENZYL 2-ACETAMIDO-3,6-DI-O-BENZYL-2-DEOXY-ALPHA-D-GLUCOPYRANOSIDE |
Article Data: | 14 |
Molecular Structure: | |
Formula: | C29H33 N O6 |
Molecular Weight: | 491.584 |
Synonyms: | BENZYL 2-ACETAMIDO-3,6-DI-O-BENZYL-2-DEOXY-ALPHA-D-GLUCOPYRANOSIDE;2-Acetamido-1,3,6-tri-O-benzyl-2-deoxy-a-D-glucopyranoside |
Density: | 1.234g/cm3 |
Melting Point: | 140-141°C |
Boiling Point: | 694.641°C at 760 mmHg |
Flash Point: | 373.905°C |
PSA: | 86.25000 |
LogP: | 3.98680 |
benzyl 2-acetamido-3-O-benzyl-2-deoxy-6-O-tosyl-α-D-glucopyranoside
sodium phenyl-methanolate
benzyl 2-acetamido-3,6-di-O-benzyl-2-deoxy-α-D-glucopyranoside
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide; benzyl alcohol at 90℃; for 1h; | 88% |
benzyl 3-O-benzyl-2-acetamido-2-deoxy-α-D-glucopyranoside
benzyl bromide
benzyl 2-acetamido-3,6-di-O-benzyl-2-deoxy-α-D-glucopyranoside
Conditions | Yield |
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With calcium sulfate; silver(l) oxide In chloroform for 16h; | 86% |
With tetrabutylammomium bromide; bis(tri-n-butyltin)oxide 1.) toluene, reflux, 4 h, 2.) 80 deg C, 48 h; Yield given. Multistep reaction; |
benzyl 2-acetamido-3,6-di-O-benzyl-2-deoxy-α-D-glucopyranoside
Conditions | Yield |
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With triethylsilane; boron trifluoride diethyl etherate In dichloromethane at 0℃; for 2h; | 72% |
benzyl 2-acetamido-3-O-benzyl-4,6-O-benzylidene-2-deoxy-α-D-glucopyranoside
benzyl 2-acetamido-3,6-di-O-benzyl-2-deoxy-α-D-glucopyranoside
Conditions | Yield |
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With hydrogenchloride; 3 A molecular sieve; sodium cyanoborohydride In tetrahydrofuran; diethyl ether at 0℃; for 0.166667h; | 60% |
With hydrogenchloride; 3 A molecular sieve; sodium cyanoborohydride In tetrahydrofuran for 0.75h; Yield given; |
benzyl 3-O-benzyl-2-acetamido-2-deoxy-α-D-glucopyranoside
benzyl chloride
A
3,4-di-O-benzyl-2-acetamido-2-desoxy-α-benzyl-D-glucopyranoside
B
benzyl 2-acetamido-3,6-di-O-benzyl-2-deoxy-α-D-glucopyranoside
C
3,4,6-tri-O-benzyl-2-acetamido-2-desoxy-α-benzyl-D-glucopyranoside
Conditions | Yield |
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With sodium isopropylate In N,N-dimethyl-formamide at 20℃; for 15h; | A 15% B 50% C 5% |
benzyl 3-O-benzyl-2-acetamido-2-deoxy-α-D-glucopyranoside
benzyl bromide
A
3,4-di-O-benzyl-2-acetamido-2-desoxy-α-benzyl-D-glucopyranoside
B
benzyl 2-acetamido-3,6-di-O-benzyl-2-deoxy-α-D-glucopyranoside
C
3,4,6-tri-O-benzyl-2-acetamido-2-desoxy-α-benzyl-D-glucopyranoside
Conditions | Yield |
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With barium hydroxide octahydrate; barium(II) oxide In N,N-dimethyl-formamide at -5℃; for 4h; | A 8.2% B 39% C 25% |
With potassium hydroxide In N,N-dimethyl-formamide at 70 - 90℃; | A 18% B 21% C 25% |
benzyl 2-acetamido-3,6-di-O-benzyl-2-deoxy-α-D-glucopyranoside
Conditions | Yield |
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Stage #1: (2,2,2-Trichloro-acetyl)-carbamic acid (2R,3S,4R,5R,6S)-5-acetylamino-4,6-bis-benzyloxy-2-benzyloxymethyl-tetrahydro-pyran-3-yl ester With polystyrene-bound [1,3,2]diazaphosphinane In dichloromethane at 20℃; for 0.166667h; Stage #2: With potassium hydroxide In methanol at 60℃; for 3h; |
benzaldehyde dimethyl acetal
benzyl 2-acetamido-3,6-di-O-benzyl-2-deoxy-α-D-glucopyranoside
Conditions | Yield |
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Multi-step reaction with 3 steps 1: 62 percent / p-toluenesulphonic acid / acetonitrile / 60 h / 60 °C 2: 1.) NaH / 1.) THF, 2.) THF 3: NaCNBH3, molecular sieves 3 Angstroem, etheral HCl / tetrahydrofuran / 0.75 h View Scheme |
benzyl bromide
benzyl 2-acetamido-3,6-di-O-benzyl-2-deoxy-α-D-glucopyranoside
Conditions | Yield |
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Multi-step reaction with 2 steps 1: 1.) NaH / 1.) THF, 2.) THF 2: NaCNBH3, molecular sieves 3 Angstroem, etheral HCl / tetrahydrofuran / 0.75 h View Scheme |
benzyl 4,6-O-benzylidene-2-acetylamino-2-deoxy-α-D-glucopyranoside
benzyl 2-acetamido-3,6-di-O-benzyl-2-deoxy-α-D-glucopyranoside
Conditions | Yield |
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Multi-step reaction with 2 steps 1: 1.) NaH / 1.) THF, 2.) THF 2: NaCNBH3, molecular sieves 3 Angstroem, etheral HCl / tetrahydrofuran / 0.75 h View Scheme |