3S-9.1 Table 3

This version of 3S-9.1 Table 3 does not use the HTML table format.

Table 3. Nomenclature for vitamin D compounds

Current trivial name Recommended trivial name Systematic steroid name

Cholecalciferol calciol or cholecalciferol (92) (5Z,7E)-(3S)-9,10-secocholesta-5,7,10(19)-trien-3-ol

25-Hydroxycholecalciferol calcidiol (93) (5Z,7E)-(3S)-9,10-secocholesta-5,7,10(19)-triene-3,25-diol

1,25-Dihydroxycholecalciferol calcitriol (94) (5Z,7E)-(1S,3R)-9,10-secocholesta-5,7,10(19)-triene-,3,25-triol

Ergocalciferol ercalciol or ergocalciferol (5Z,7E,22E)-(3S)-9,10-secoergosta-5,7,10(19),22-tetren-3-ol ^a

1,25-Dihydroxyergocalciferol ercalcitriol (5Z,7E,22E)-(1S,3S)-9,10-secoergosta-5,7,10(1),22-tetraen-1,3,25-triol ^b

22,23-dihydroergocalciferol (24S)-methylcalciol or 22,23-dihydroercalciol (5Z,7E)-(3S)-9,10-secoergosta-5,7,10(19)-trien-3-ol ^b 1,24R,25-Trihydroxycholecalciferol

calcitetrol (5Z,7E)-(1S,3S,24R)-9,10-secocholesta-5,7,10(9)-triene-1,3,24,25-tetrol

Previtamin D₃ (6Z)-tacalciol (6Z)-(3S)-9,10-secocholesta-5(10),6,8-trien-3-ol

Tachysterol₃ tacalciol (95) (6E)-(3S)-9,10-secocholesta-5(10),6,8-trien-3-ol

Dihydrotachysterol₃ dihydrocalciol (5Z,7E)-(3S,10S)-9,10-secocholesta-5,7-dien-3-ol

Isovitamin D₃ (5E)-isocalciol (96) (5E,7E)-(3S)-9,10-secocholesta-1(10),5,7-trien-3-ol

^b 24S-configuration

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