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5,6-trans-Vitamin D3

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Origin: China

Cas No: 22350-41-0

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 80 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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Product Description

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CAS No.: 22350-41-0 Formula: C27H44O Molecular Weight: 384.63800

Description

5,6-trans-Vitamin D3 is the major photoisomer of Vitamin D3 analog, as an impurity.

Basic Info

Chemical Name	5,6-trans-Vitamin D3
Synonyms	(3S,5E,7E)-9,10-Secocholesta-5,7,10-trien-3-ol;
CAS No.	22350-41-0
Molecular Formula	C27H44O
Molecular Weight	384.63800
PSA	20.23000
LogP	7.61900

Synthesis Route

4,4-(ethylenedioxy)-7-hydroxymethylbicyclo<4.2.0>octa-1(6)-ene→5,6-trans-Vitamin D3
(S)-3-[(1R,3aS,7aR)-1-((R)-1,5-Dimethyl-hexyl)-7a-methyl-octahydro-inden-(4E)-ylidenemethyl]-2,2-dioxo-2,3,4,5,6,7-hexahydro-1H-2λ6-benzo[c]thiophen-5-ol→5,6-trans-Vitamin D3

Precursor

4,4-(ethylenedioxy)-7-hydroxymethylbicyclo<4.2.0>octa-1(6)-ene
(S)-3-[(1R,3aS,7aR)-1-((R)-1,5-Dimethyl-hexyl)-7a-methyl-octahydro-inden-(4E)-ylidenemethyl]-2,2-dioxo-2,3,4,5,6,7-hexahydro-1H-2λ6-benzo[c]thiophen-5-ol

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