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1,2 dihydro beta methyl epoxide

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Chemical Name: 14-Fluoro-11,17,21-trihydroxy-16-methyl-8,9,14-pregna-1,4-diene-3,20-dione; 17α,21-Dihydroxy-9β,11β-epoxy-16β-methyl-pregnen-(4)-dion-(3.20)
CAT No: VS-B030043
CAS No: 114488-14-1
Mol.F. C22H30O5
Mol.Wt.: 374.5
Status: Custom Synthesis


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CAS No: 378-44-9
Mol.F.: C22H29FO5
Mol.Wt.: 392.5
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Betamethasone EP Impurity A

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CAT No: VS-B030001
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Mol.F.: C22H29FO5
Mol.Wt.: 392.5
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CAT No: VS-B030002
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Mol.F.: C22H28ClFO4
Mol.Wt.: 410.9
Status: Custom Synthesis

Betamethasone EP Impurity C

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CAT No: VS-B030003
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Mol.F.: C22H28O4
Mol.Wt.: 356.5
Status: Custom Synthesis

Betamethasone EP Impurity D

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CAT No: VS-B030004
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Mol.F.: C25H33FO7
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Betamethasone EP Impurity E

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CAT No: VS-B030005
CAS No: 981-34-0
Mol.F.: C22H28O5
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Betamethasone EP Impurity F

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CAT No: VS-B030006
CAS No: 330157-04-5
Mol.F.: C22H28O4
Mol.Wt.: 356.5
Status: Custom Synthesis

Betamethasone EP Impurity G

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CAT No: VS-B030007
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Mol.F.: C22H30O5
Mol.Wt.: 374.5
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Betamethasone EP Impurity H

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CAT No: VS-B030008
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Mol.F.: C22H29FO5
Mol.Wt.: 392.5
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Betamethasone EP Impurity I

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CAT No: VS-B030009
CAS No: 185613-69-8
Mol.F.: C22H29FO5
Mol.Wt.: 392.5
Status: Custom Synthesis

Betamethasone EP Impurity J

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CAT No: VS-B030010
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Mol.F.: C22H30O4
Mol.Wt.: 358.5
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Betamethasone Acetate

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CAT No: VS-B030011
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Mol.F.: C24H31FO6 
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Status: In Stock

Betamethasone Acetate EP Impurity A

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CAT No: VS-B030012
CAS No: 378-44-9
Mol.F.: C22H29FO5 
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Betamethasone Acetate EP Impurity B

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CAT No: VS-B030013
CAS No: 1177-87-3
Mol.F.: C24H31FO6 
Mol.Wt.: 434.5
Status: Custom Synthesis

Betamethasone Acetate EP Impurity C

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CAT No: VS-B030014
CAS No: 330157-05-6
Mol.F.: C26H33FO7 
Mol.Wt.: 476.5
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Betamethasone Acetate EP Impurity D

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CAT No: VS-B030015
CAS No: 912-38-9
Mol.F.: C24H30O6 
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Betamethasone Benzoate

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CAT No: VS-B030016
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Mol.F.: C29H33FO6 
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Betamethasone Dipropionate

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CAT No: VS-B030017
CAS No: 5593-20-4
Mol.F.: C28H37FO7 
Mol.Wt.: 504.6
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Betamethasone Dipropionate EP Impurity A 

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CAT No: VS-B030018
CAS No: 378-44-9
Mol.F.: C22H29FO5 
Mol.Wt.: 392.5
Status: Custom Synthesis

Betamethasone Dipropionate EP Impurity B

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CAT No: VS-B030019
CAS No: 5534-13-4
Mol.F.: C25H33FO6 
Mol.Wt.: 448.5
Status: Custom Synthesis

Betamethasone Dipropionate EP Impurity C

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CAT No: VS-B030020
CAS No: 75883-07-7
Mol.F.: C25H33FO6 
Mol.Wt.: 448.5
Status: Custom Synthesis

Betamethasone Dipropionate EP Impurity D

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CAT No: VS-B030021
CAS No: 5514-81-8
Mol.F.: C27H35FO7 
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Status: Custom Synthesis

Betamethasone Dipropionate EP Impurity E

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CAT No: VS-B030022
CAS No: 5534-09-8
Mol.F.: C28H37ClO7 
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Status: Custom Synthesis

Betamethasone Dipropionate EP Impurity F

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CAT No: VS-B030023
CAS No: 66917-44-0
Mol.F.: C28H36O7 
Mol.Wt.: 484.6
Status: Custom Synthesis

Betamethasone Dipropionate EP Impurity G 

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CAT No: VS-B030024
CAS No: 1186048-33-8
Mol.F.: C31H41FO8 
Mol.Wt.: 560.7
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Betamethasone Dipropionate EP Impurity H

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CAT No: VS-B030025
CAS No: 1186048-34-9
Mol.F.: C28H36BrFO7 
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Betamethasone Valerate

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CAT No: VS-B030026
CAS No: 2152-44-5
Mol.F.: C27H37FO6 
Mol.Wt.: 476.6
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Betamethasone Valerate EP Impurity A 

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CAT No: VS-B030027
CAS No: 378-44-9
Mol.F.: C22H29FO5 
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Betamethasone Valerate EP Impurity B

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CAT No: VS-B030028
CAS No: 1879-77-2
Mol.F.: C22H29FO4 
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Betamethasone Valerate EP Impurity C

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CAT No: VS-B030029
CAS No: 33755-46-3
Mol.F.: C27H37FO6 
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Betamethasone Valerate EP Impurity D

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CAT No: VS-B030030
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Mol.F.: C27H37BrO6 
Mol.Wt.: 537.5
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Betamethasone Valerate EP Impurity E 

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Betamethasone Valerate EP Impurity F

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CAT No: VS-B030032
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Betamethasone Valerate EP Impurity G

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CAT No: VS-B030033
CAS No: N/A
Mol.F.: C27H36BrFO6 
Mol.Wt.: 555.5
Status: Custom Synthesis

Betamethasone Valerate EP Impurity H

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CAT No: VS-B030034
CAS No: 52619-18-8
Mol.F.: C27H37ClO6 
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Betamethasone Valerate EP Impurity I

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9-Chloro Betamethasone

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CAT No: VS-B030037
CAS No: 4419-39-0
Mol.F.: C22H29ClO5
Mol.Wt.: 408.9
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9-Bromo Betamethasone

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CAT No: VS-B030038
CAS No: 330157-03-4
Mol.F.: C22H29BrO5
Mol.Wt.: 453.4
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9-Fluoro Prednisolone

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CAS No: 338-95-4
Mol.F.: C21H27FO5
Mol.Wt.: 378.4
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1,2-Dihydro-Betamethasone 17,21-Dipropionate

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CAT No: VS-B030040
CAS No: 80163-83-3
Mol.F.: C28H39FO7
Mol.Wt.: 506.6
Status: Custom Synthesis

Betamethasone di Acetate

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CAT No: VS-B030041
CAS No: 86270-68-0
Mol.F.: C26H33ClO7
Mol.Wt.: 493
Status: Custom Synthesis

1-2Dihydro Betamethasone

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CAT No: VS-B030042
CAS No: 34542-51-3
Mol.F.: C22H31ClO5
Mol.Wt.: 411
Status: Custom Synthesis

1,2 dihydro beta methyl epoxide

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CAT No: VS-B030043
CAS No: 114488-14-1
Mol.F.: C22H30O5
Mol.Wt.: 374.5
Status: Custom Synthesis

Betamethasone-​17-​ketone

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CAT No: VS-B030044
CAS No: 3109-01-1
Mol.F.: C20H25FO3
Mol.Wt.: 332.4
Status: Custom Synthesis

Betamethasone-​(Z)​-​enolaldehyde

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CAT No: VS-B030045
CAS No: 52647-06-0
Mol.F.: C22H27FO4
Mol.Wt.: 374.5
Status: Custom Synthesis

Betamethasone-​(E)​-​enolaldehyde

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CAT No: VS-B030046
CAS No: 52647-07-1
Mol.F.: C22H27FO4
Mol.Wt.: 374.5
Status: Custom Synthesis

Dexamethasone 17-Propionate

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CAT No: VS-B030047
CAS No: 15423-89-9
Mol.F.: C25H33FO6
Mol.Wt.: 448.5
Status: Custom Synthesis

Lumibetamethasone dipropionate

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CAT No: VS-B030048
CAS No: 1186336-29-7
Mol.F.: C28H37FO7
Mol.Wt.: 504.6
Status: Custom Synthesis

11-Oxo- betamethasone 17,21 dipropionate

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CAT No: VS-B030049
CAS No: N/A
Mol.F.: C28H34F2O7
Mol.Wt.: 520.6
Status: Custom Synthesis

11-Oxo- betamethasone 17,21 dipropionate 6α-Hydroxy betamethasone 17,21 dipropionate

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CAT No: VS-B030050
CAS No: N/A
Mol.F.: C28H36F2O8
Mol.Wt.: 538.6
Status: Custom Synthesis

11-Oxo- Betamethasone 17,21 Dipropionate6β-Hydroxy Betamethasone 17,21 Dipropionate

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CAT No: VS-B030051
CAS No: N/A
Mol.F.: C28H36F2O8
Mol.Wt.: 538.6
Status: Custom Synthesis

6-Oxo-betamethasone 17,21 dipropionate

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CAT No: VS-B030052
CAS No: N/A
Mol.F.: C28H34F2O8
Mol.Wt.: 536.6
Status: Custom Synthesis

6,11-Dioxo-betamethasone 17,21 dipropionate

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CAT No: VS-B030053
CAS No: N/A
Mol.F.: C28H32F2O8
Mol.Wt.: 534.6
Status: Custom Synthesis

11-Ketobetamethasone

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CAT No: VS-B030054
CAS No: 2282-51-1
Mol.F.: C22H27FO5
Mol.Wt.: 390.5
Status: Custom Synthesis

21-Dehydro Betamethasone

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CAT No: VS-B030055
CAS No: 61558-12-1
Mol.F.: C22H27FO5
Mol.Wt.: 390.5
Status: Custom Synthesis

D-Homo B Derivative Bethamethasone

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CAT No: VS-B030056
CAS No: N/A
Mol.F.: C22H28FNa2O8P
Mol.Wt.: 516.4
Status: Custom Synthesis

6-Bromo Betamethasone

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CAT No: VS-B030057
CAS No: 1203841-38-6
Mol.F.: C22H28BrFO5
Mol.Wt.: 471.4
Status: Custom Synthesis

6-Keto Betamethasone

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CAT No: VS-B030058
CAS No: 72559-90-1
Mol.F.: C22H27FO6
Mol.Wt.: 406.5
Status: Custom Synthesis

Betamethasone Impurity F

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CAT No: VS-B030059
CAS No: N/A
Mol.F.: C22H26O5
Mol.Wt.: 370.5
Status: Custom Synthesis

Betamethasone 17-Acetate

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CAT No: VS-B030060
CAS No: 5534-12-3
Mol.F.: C24H31FO6
Mol.Wt.: 434.5
Status: Custom Synthesis

21-Hemiacetal Betamethasone

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CAT No: VS-B030061
CAS No: N/A
Mol.F.: C23H31FO6
Mol.Wt.: 422.5
Status: Custom Synthesis

6-Br-Betamethasone-21-acetate

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CAT No: VS-B030062
CAS No: 52618-94-7
Mol.F.: C24H30BrFO6
Mol.Wt.: 513.4
Status: Custom Synthesis

9-fluoro-Prednisolone-21-acetate

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CAT No: VS-B030063
CAS No: 338-98-7
Mol.F.: C23H29FO6
Mol.Wt.: 420.5
Status: Custom Synthesis

16-Methylepoxide-17-valerate

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CAT No: VS-B030064
CAS No: 52619-21-3
Mol.F.: C27H36O6
Mol.Wt.: 456.6
Status: Custom Synthesis

Δ-9,11-betamethasone 21-acetate

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CAT No: VS-B030065
CAS No: 910-99-6
Mol.F.: C24H30O5
Mol.Wt.: 398.5
Status: Custom Synthesis

Betamethasone Epoxy Dihydrogen Phosphate

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CAT No: VS-B030066
CAS No: N/A
Mol.F.: C22H29O8P
Mol.Wt.: 452.4
Status: Custom Synthesis

Δ-9,11-Betamethasone 21-phosphate

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CAT No: VS-B030067
CAS No: N/A
Mol.F.: C22H29O7P
Mol.Wt.: 436.4
Status: Custom Synthesis

Δ-4,6-betamethasone

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CAT No: VS-B030068
CAS No: 2317-44-4
Mol.F.: C22H27FO5
Mol.Wt.: 390.5
Status: Custom Synthesis

Betamethasone 21-mesylate

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CAT No: VS-B030069
CAS No: 1881-66-9
Mol.F.: C23H31FO7S
Mol.Wt.: 470.6
Status: Custom Synthesis

Betamethasone Impurity 1

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CAT No: VS-B030070
CAS No: N/A
Mol.F.: C25H33FO6
Mol.Wt.: 448.5
Status: Custom Synthesis

Betamethasone Impurity 2

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CAT No: VS-B030071
CAS No: 1240591-58-5
Mol.F.: C25H34O5
Mol.Wt.: 414.5
Status: Custom Synthesis

Betamethasone Impurity 3

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CAT No: VS-B030072
CAS No: 5533-97-1
Mol.F.: C29H39FO7
Mol.Wt.: 518.6
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CAT No: VS-B030073
CAS No: 1155886-49-9
Mol.F.: C22H29FO5
Mol.Wt.: 392.5
Status: Custom Synthesis

Betamethasone Impurity 6

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CAT No: VS-B030074
CAS No: 1201919-11-0
Mol.F.: C22H28FNa2O8P
Mol.Wt.: 516.4
Status: Custom Synthesis

Betamethasone Impurity 7

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CAT No: VS-B030075
CAS No: N/A
Mol.F.: C22H27FO5
Mol.Wt.: 390.5
Status: Custom Synthesis

Betamethasone Impurity 8

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CAT No: VS-B030076
CAS No: 73528-28-6
Mol.F.: C22H29FO5
Mol.Wt.: 392.5
Status: Custom Synthesis

Betamethasone Impurity 9

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CAT No: VS-B030077
CAS No: 1257544-85-6
Mol.F.: C22H27FO5
Mol.Wt.: 390.5
Status: Custom Synthesis

Betamethasone Impurity 10

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CAT No: VS-B030078
CAS No: 38680-83-0
Mol.F.: C23H28O6
Mol.Wt.: 400.5
Status: Custom Synthesis

Betamethasone Impurity 11

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CAT No: VS-B030079
CAS No: N/A
Mol.F.: C24H31FO4
Mol.Wt.: 402.5
Status: Custom Synthesis

Betamethasone Impurity 12

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CAT No: VS-B030080
CAS No: N/A
Mol.F.: C25H31FO5
Mol.Wt.: 430.5
Status: Custom Synthesis

Betamethasone Impurity 13

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CAT No: VS-B030081
CAS No: N/A
Mol.F.: C25H30O5
Mol.Wt.: 410.5
Status: Custom Synthesis

Betamethasone Impurity 14

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CAT No: VS-B030082
CAS No: N/A
Mol.F.: C25H31FO5
Mol.Wt.: 430.5
Status: Custom Synthesis

Betamethasone Impurity 15

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CAT No: VS-B030083
CAS No: N/A
Mol.F.: C22H29FO5
Mol.Wt.: 392.5
Status: Custom Synthesis
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