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18162-48-6872-50-4Methylene ChloridenaphthaleneTHFTitanium Dioxide
ChemicalBook CAS DataBase List (4aS,6aR,6bS,12aS,14aR,14bR)-Methyl 11-cyano-10-hydroxy-2,2,6a,6b,9,9,12a-heptaMethyl-14-oxo-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,12,12a,14,14a,14b-octadecahydropicene-4a-carboxylate
305818-40-0

(4aS,6aR,6bS,12aS,14aR,14bR)-Methyl 11-cyano-10-hydroxy-2,2,6a,6b,9,9,12a-heptaMethyl-14-oxo-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,12,12a,14,14a,14b-octadecahydropicene-4a-carboxylate synthesis

5synthesis methods
(4aS,6aR,6bS,13aS,15aR,15bR)-Methyl 2,2,6a,6b,9,9,13a-heptaMethyl-15-oxo-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,13,13a,15,15a,15b-octadecahydropiceno[2,3-d]isoxazole-4a-carboxylate

218600-52-3
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(4aS,6aR,6bS,12aS,14aR,14bR)-Methyl 11-cyano-10-hydroxy-2,2,6a,6b,9,9,12a-heptaMethyl-14-oxo-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,12,12a,14,14a,14b-octadecahydropicene-4a-carboxylate

305818-40-0
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Yield:305818-40-0 100%

Reaction Conditions:

with sodium methylate in methanol;diethyl ether at 20; for 0.75 h;

References:

Honda;Rounds;Bore;Finlay;Favaloro Jr.;Suh;Wang;Sporn;Gribble [Journal of Medicinal Chemistry,2000,vol. 43,# 22,p. 4233 - 4246]

(4aS,6aR,6bS,10R,12aS,14aR,14bR)-Methyl 10-hydroxy-2,2,6a,6b,9,9,12a-heptaMethyl-14-oxo-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,10,11,12,12a,14,14a,14b-icosahydropicene-4a-carboxylate

65023-19-0
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(4aS,6aR,6bS,12aS,14aR,14bR)-Methyl 11-cyano-10-hydroxy-2,2,6a,6b,9,9,12a-heptaMethyl-14-oxo-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,12,12a,14,14a,14b-octadecahydropicene-4a-carboxylate

305818-40-0
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References
(4aS,6aR,6bS,10S,12aS,14aR,14bR)-Methyl 10-acetoxy-2,2,6a,6b,9,9,12a-heptaMethyl-14-oxo-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,10,11,12,12a,14,14a,14b-icosahydropicene-4a-carboxylate

65023-20-3
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(4aS,6aR,6bS,12aS,14aR,14bR)-Methyl 11-cyano-10-hydroxy-2,2,6a,6b,9,9,12a-heptaMethyl-14-oxo-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,12,12a,14,14a,14b-octadecahydropicene-4a-carboxylate

305818-40-0
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References
Olean-9(11)-en-28-oic acid, 3,12-dioxo-, methyl ester (9CI)

218600-50-1
25 suppliers
$502.43/5MG

(4aS,6aR,6bS,12aS,14aR,14bR)-Methyl 11-cyano-10-hydroxy-2,2,6a,6b,9,9,12a-heptaMethyl-14-oxo-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,12,12a,14,14a,14b-octadecahydropicene-4a-carboxylate

305818-40-0
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References
305818-39-7 Synthesis
(4aS,6aR,6bS,12aS,14aR,14bR,Z)-Methyl 11-(hydroxyMethylene)-2,2,6a,6b,9,9,12a-heptaMethyl-10,14-dioxo-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,10,11,12,12a,14,14a,14b-icosahydropicene-4a-carboxylate

305818-39-7
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(4aS,6aR,6bS,12aS,14aR,14bR)-Methyl 11-cyano-10-hydroxy-2,2,6a,6b,9,9,12a-heptaMethyl-14-oxo-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,12,12a,14,14a,14b-octadecahydropicene-4a-carboxylate

305818-40-0
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References