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Home/Compounds/Pharmaceutical Intermediate/(5R)-ethyl 5-((1R,3aS,7aR)-4-((E)-2-((3S,5R)-3,5-bis(tert-butyldimethylsilyloxy)-2-methylenecyclohexylidene)ethyl)-7a-methyloctahydro-1H-inden-1-yl)hexanoate
C39H70O4Si2
659.1 g/mol
Pharmaceutical Intermediate

(5R)-ethyl 5-((1R,3aS,7aR)-4-((E)-2-((3S,5R)-3,5-bis(tert-butyldimethylsilyloxy)-2-methylenecyclohexylidene)ethyl)-7a-methyloctahydro-1H-inden-1-yl)hexanoate

CAS169900-32-7
Category
Pharmaceutical Intermediate
Compound Class
Steroid
Primary Use
Pharmaceutical Intermediate

This compound is a protected intermediate used in the synthesis of calcitriol, the active form of vitamin D. It features multiple stereocenters and silyl ether protective groups, making it suitable for laboratory-scale pharmaceutical manufacturing.

Pharmaceutical intermediate for calcitriol synthesisResearch reagent for vitamin D analog development

Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.

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Related Compounds

SimilarStructure SimilarSimilarity 0.81

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ReferenceSame Category

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Referencesame scaffold

[[(1a,3b,5E,7E)-9,10-Secocholesta-5,7,10(19)-triene-1,3-diyl]bis(oxy)]bis[(1,1-dimethylethyl)dimethylsilane]

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pharmaceutical intermediate

Referencesame scaffold

(S)-2-((1R,3aS,7aR,E)-4-((E)-2-((3S,5R)-3,5-bis(tert-butyldimethylsilyloxy)-2-methylenecyclohexylidene)ethylidene)-7a-methyloctahydro-1H-inden-1-yl)propan-1-ol

CAS128387-35-9

pharmaceutical intermediate

Referencesame scaffold

[[(1a,3b,5E,7E,22E)-9,10-Secoergosta-5,7,10(19),22-tetraene-1,3-diyl]bis(oxy)]bis[(1,1-dimethylethyl)dimethylsilane]

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research compound

Identifiers
IUPAC Name

ethyl (5R)-5-[(1R,3aS,4E,7aR)-4-[(2E)-2-[(3S,5R)-3,5-bis[[tert-butyl(dimethyl)silyl]oxy]-2-methylidenecyclohexylidene]ethylidene]-7a-methyl-2,3,3a,5,6,7-hexahydro-1H-inden-1-yl]hexanoate

InChIKey

GDQYJABERVWRRO-WSNYFFJGSA-N

SMILES

CCOC(=O)CCC[C@@H](C)[C@H]1CC[C@@H]\2[C@@]1(CCC/C2=C\C=C\3/C[C@H](C[C@@H](C3=C)O[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C)C

Synonyms (7)
  • Calcitriol Impurity 13
  • Calcitriol Intermediate