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Betamethasone Impurity 17

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Betamethasone Impurity 17

Impurity

CAS Number

330157-03-4

Molecular Formula

C22H29BrO5

Product format

Neat

Molecular Weight

453.37

API Family

Betamethasone Dipropionate

Synonyms

330157-03-4; 9-Bromo-11b, 17, 21-trihydroxy-16b-methyl-pregna-1, 4-diene-3 and 20-dione

Iupac Name

(8S, 9R, 10S, 11S, 13S, 14S, 16S, 17R)-9-bromo-11, 17-dihydroxy-17-(2-hydroxyacetyl)-10, 13, 16-trimethyl-6, 7, 8, 11, 12, 14, 15 and 16-octahydrocyclopenta[a]phenanthren-3-one

InChI

InChI=1S/C22H29BrO5/c1-12-8-16-15-5-4-13-9-14(25)6-7-19(13,2)21(15,23)17(26)10-20(16,3)22(12,28)18(27)11-24/h6-7,9,12,15-17,24,26,28H,4-5,8,10-11H2,1-3H3/t12-,15-,16-,17-,19-,20-,21-,22-/m0/s1

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Available products

Pack Size SKU
Category Expected Delivery Price Quantity
25mg
CE4451.39-25MG

3-4 weeks

25mg
CD4451.39-25MG

3-5 weeks

25mg
CB4451.39-25MG

4-5 weeks

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Product Type

Impurity

Our Impurity Characterized Standards portfolio comprises more than 5,000 compounds accompanied by a comprehensive CoA which can be found in 3 product categories that include a set of different analytical techniques for determining Identity and Purity.

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Excipient

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