Synonyms: (11AS)-(-)-10,11,12,13-TETRAHYDRODIINDENO[7,1-DE:1',7'-FG][1,3,2]DIOXAPHOSPHOCIN-5-DIMETHYLAMINE;(11AR)-(+)-10,11,12,13-TETRAHYDRODIINDENO[7,1-DE:1',7'-FG][1,3,2]DIOXAPHOSPHOCIN-5-DIMETHYLAMINE;N-DIMETHYL-[(S)-1,1'-SPIROBIINDANE-7,7'-DIYL]PHOSPHORAMIDITE;N-DIMETHYL-[(R)-1,1'-SPIROBIINDANE-7,7'-DIYL]PHOSPHORAMIDITE;(R)-SIPHOS;(S)-SIPHOS;(11aR)-(+)-10,11,12,13-Tetrahydrodiindeno[7,1-de:1',7'-fg][1,3,2]dioxaphosphocin-5-dimethylamine,min.98%(R)-SIPHOS;N-DIMETHYL-[(R)-1,1-SPIROBIINDANE-7,7-DIYL]PHOSPHORAMIDITE, (R)-SIPHOS