alfacalcidol
Alfacalcidol is commonly used for the treatment of hypocalcemia. It is an analogue of vitamin D. Reference standards of Alfacalcidol API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.
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Catalogue No.:PA 28 23000
Molecular Formula : C27H44O2
Molecular Weight : 400.64
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[catalogue_number] => PA STI 004610
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[form] => C27H37D7O2
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Catalogue No.:PA STI 004610
Molecular Formula : C27H37D7O2
Molecular Weight : 407.68
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[catalogue_number] => PA 28 23020
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Alfacalcidol - Impurity B
Catalogue No.:PA 28 23020
Molecular Formula : C27H44O2
Molecular Weight : 400.65
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[pname] => Alfacalcidol - Impurity C
[catalogue_number] => PA 28 23030
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[form] => C35H49N3O4
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Alfacalcidol - Impurity C
Catalogue No.:PA 28 23030
Molecular Formula : C35H49N3O4
Molecular Weight : 575.79
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[catalogue_number] => PA 28 0231000
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[weight] => 344.5
[form] => C22H32O3
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(S)-2-((1R,3aS,7aR,E)-4-((Z)-2-((3S,5R)-3,5-Dihydroxy-2-methylenecyclohexylidene)ethylidene)-7a-methyloctahydro-1H-inden-1-yl)propanal
stdClass Object
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[pname] => 1α-Hydroxy-3-epivitamin D3
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1α-Hydroxy-3-epivitamin D3
Catalogue No.:PA 28 0231001
Molecular Formula : C27H44O2
Molecular Weight : 400.65
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(1R,3S,Z)-5-(2-((1R,3aS,7aR,Z)-7a-Methyl-1-((R)-6-methylheptan-2-yl)octahydro-4H-inden-4-ylidene)ethylidene)-4-methylenecyclohexane-1,3-diol
Catalogue No.:PA 28 0231002
Molecular Formula : C27H44O2
Molecular Weight : 400.65
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(1R,3S,E)-5-(2-((1R,3aS,7aR,Z)-7a-Methyl-1-((R)-6-methylheptan-2-yl)octahydro-4H-inden-4-ylidene)ethylidene)-4-methylenecyclohexane-1,3-diol
Catalogue No.:PA 28 0231003
Molecular Formula : C27H44O2
Molecular Weight : 400.65
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1-Hydroxy-7,8-epoxy-vitamin D3
Catalogue No.:PA 28 0231004
Molecular Formula : C27H44O3
Molecular Weight : 416.65
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[form] => C27H42O3
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1-Keto-7,8-epoxy-vitamin D3
Catalogue No.:PA 28 0231005
Molecular Formula : C27H42O3
Molecular Weight : 414.63
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Catalogue No.:PA 28 0231006
Molecular Formula : C27H42O2
Molecular Weight : 398.63
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[weight] => 264.45
[form] => C18H32O
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(1R,3aS,7aR)-7a-Methyl-1-((R)-6-methylheptan-2-yl)octahydro-4H-inden-4-one
Catalogue No.:PA 28 0231007
Molecular Formula : C18H32O
Molecular Weight : 264.45
