"(1a,3ß,5E,7E,22E)-24-Cyclopropyl-1,3-bis[[(1,1-dimethylethyl)dimethylsilyl]oxy]-9,10-secochola-5,7,10(19),22-tetraen-24-one-d4; (2E,4R)-4-[(1R,3aS,4E,7aR)-4-[(2E)-2-[(3S,5R)-3,5-Bis[[(1,1-dimethylethyl)dimethylsilyl]oxy]-2-methylenecyclohexylidene]ethylid","(5E)-1,3-Bis-O-(tert-Butyldimethylsilyl)-24-oxo-calcipotriene-d4","(5E)-1,3-Bis-O-(tert-Butyldimethylsilyl)-24-oxo-calcipotriene-d4 is the labelled (5E)-1,3-Bis-O-(tert-Butyldimethylsilyl)-24-oxo-calcipotriene (B691900), which is an Intermediate in the preparation of Vitamin D (V676040) analogs.", Stable Isotopes
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