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Budesonide EP Impurity E (14,15-Dehydro Budesonide)

Impurity

CAS Number

131918-64-4

Molecular Formula

C25H32O6

Product format

Neat

Molecular Weight

428.53

Storage

+5°C

Shipping

Room Temperature

API Family

Budesonide

Synonyms

16a, 17-[(1RS)-Butylidenebis(oxy)]-11ß, 21-dihydroxypregna-1, 4, 14-triene-3, 20-dione, 14, 15-Didehydrobudesonide, Budesonide Imp. E (EP), Pregna-1, 4, 14-triene-3, 20-dione, 16, 17-[butylidenebis(oxy)]-11, 21-dihydroxy-, (11ß, 16a)-, (11ß, 16a)-16, 17-[Butylidenebis(oxy)]-11, 21-dihydroxypregna-1, 4, 14-triene-3, 20-dione, 2H-Naphth[2, 1:4, 5]indeno[1, 2-d][1, 3]dioxole, pregna-1, 4, 14-triene-3, 20-dione deriv., 16a, 17-[Butylidenebis(oxy)]-11ß, 21-dihydroxypregna-1, 4, 14-triene-3 and 20-dione

Smiles

CCCC1O[C@@H]2C=C3[C@@H]4CCC5=CC(=O)C=C[C@]5(C)[C@H]4[C@@H](O)C[C@]3(C)[C@@]2(O1)C(=O)CO

Iupac Name

(1R,4R,8S,9S,11S,12S,13R)-11-hydroxy-8-(2-hydroxyacetyl)-9,13-dimethyl-6-propyl-5,7-dioxapentacyclo[10.8.0.02,9.04,8.013,18]icosa-2,14,17-trien-16-one


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Synthesis

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