| Id |
Subject |
Object |
Predicate |
Lexical cue |
| TextSentencer_T1 |
0-55 |
Sentence |
denotes |
Synthesis of 2',3'-dideoxy-2',3'-alpha-methanocytidine. |
| T1 |
0-55 |
Sentence |
denotes |
Synthesis of 2',3'-dideoxy-2',3'-alpha-methanocytidine. |
| TextSentencer_T2 |
56-190 |
Sentence |
denotes |
A six-stage synthesis of 2',3'-dideoxy-2',3'-alpha-methanocytidine (3) from (5S)-5-benzoyloxymethyl-(5H)-furan-2-one (5) is described. |
| T2 |
56-190 |
Sentence |
denotes |
A six-stage synthesis of 2',3'-dideoxy-2',3'-alpha-methanocytidine (3) from (5S)-5-benzoyloxymethyl-(5H)-furan-2-one (5) is described. |
| TextSentencer_T3 |
191-411 |
Sentence |
denotes |
The key step involved the stereoselective formation of (1R,4S,5S)-4-benzoyloxymethyl-3-oxabicyclo[3.1.0]hexan-2-one (7) via 1,3-dipolar cycloaddition of diazomethane to 5 followed by photoinduced elimination of nitrogen. |
| T3 |
191-411 |
Sentence |
denotes |
The key step involved the stereoselective formation of (1R,4S,5S)-4-benzoyloxymethyl-3-oxabicyclo[3.1.0]hexan-2-one (7) via 1,3-dipolar cycloaddition of diazomethane to 5 followed by photoinduced elimination of nitrogen. |
| TextSentencer_T4 |
412-556 |
Sentence |
denotes |
Reduction of 7 to the corresponding lactol followed by acetylation yielded primarily 1-O-acetyl-5-O-benzoyl-2,3-dideoxy-beta-D-ribofuranose (8). |
| T4 |
412-556 |
Sentence |
denotes |
Reduction of 7 to the corresponding lactol followed by acetylation yielded primarily 1-O-acetyl-5-O-benzoyl-2,3-dideoxy-beta-D-ribofuranose (8). |
| TextSentencer_T5 |
557-754 |
Sentence |
denotes |
Reaction of 8 with 2,4-bis(trimethylsilyl)cytosine and EtAlCl2 followed by deprotection and chromatography gave 3, which exhibited only weak activity against the human immunodeficiency virus (HIV). |
| T5 |
557-754 |
Sentence |
denotes |
Reaction of 8 with 2,4-bis(trimethylsilyl)cytosine and EtAlCl2 followed by deprotection and chromatography gave 3, which exhibited only weak activity against the human immunodeficiency virus (HIV). |
