Impurity Reference Standard - Products

Budesonide

CAT No: CL-BDSN-01 CAS No: 51333-22-3 Mol Wt: 430.5 Mol F: C25H34O6 Inv Status: In Stock

Chemical Name: 16a,17-[(1RS)-Butylidenebis(oxy)]-11?21-dihydroxypregna-1,4-diene-3,20-dione ; (RS)-11b,16a,17,21-Tetrahydroxypregna-1,4-diene-3,20-dione cyclic 16,17-acetal (as per USP)

Budesonide EP Impurity A

CAT No: CL-BDSN-02 CAS No: 13951-70-7 Mol Wt: 376.4 Mol F: C21H28O6 Inv Status: In Stock

Chemical Name: 11?16a,17,21-Tetrahydroxypregna-1,4-diene-3,20-dione (as per EP & USP)

Budesonide EP Impurity B

CAT No: CL-BDSN-03 CAS No: 1040085-98-0 Mol Wt: 402.5 Mol F: C23H30O6 Inv Status: Custom Synthesis

Chemical Name: 16a,17-[(1RS)-Ethylidenebis(oxy)]-11?21-dihydroxypregna-1,4-diene-3,20-dione (as per EP & USP)

Budesonide EP Impurity C

CAT No: CL-BDSN-04 CAS No: 1040085-99-1 Mol Wt: 430.4 Mol F: C25H34O6 Inv Status: Custom Synthesis

Chemical Name: 16a,17-[(1RS)-Butylidenebis(oxy)]-11?hydroxy-17-(hydroxymethyl)-D-homoandrosta-1,4-diene-3,17a-dione (as per EP & USP)

Budesonide EP Impurity D

CAT No: CL-BDSN-05 CAS No: 85234-63-5 Mol Wt: 428.5 Mol F: C25H32O6 Inv Status: Custom Synthesis

Chemical Name: 16a,17-[(1RS)-Butylidenebis(oxy)]-11?hydroxy-3,20-dioxopregna-1,4-dien-21-al (as per EP & USP)

Budesonide EP Impurity E

CAT No: CL-BDSN-06 CAS No: 131918-64-4 Mol Wt: 428.5 Mol F: C25H32O6 Inv Status: Custom Synthesis

Chemical Name: 16a,17-[(1RS)-Butylidenebis(oxy)]-11?21-dihydroxypregna-1,4,14-triene-3,20-dione ; 16a,17-[Butylidenebis(oxy)]-11?21-dihydroxypregna-1,4,14-triene-3,20-dione (as per USP)

Budesonide EP Impurity F

CAT No: CL-BDSN-07 CAS No: 638-94-8 Mol Wt: 416.5 Mol F: C24H32O6 Inv Status: Custom Synthesis

Chemical Name: 16a,17-[1-Methylethylidenebis(oxy)]-11?21-dihydroxypregna-1,4-diene-3,20-dione (as per EP & USP)

Budesonide EP Impurity G

CAT No: CL-BDSN-08 CAS No: 137174-25-5 Mol Wt: 432.6 Mol F: C25H36O6 Inv Status: Custom Synthesis

Chemical Name: 16a,17-[(1RS)-Butylidenebis(oxy)]-11?21-dihydroxypregn-4-ene-3,20-dione ;16a,17-[Butylidenebis(oxy)]-11?21-dihydroxypregna-1,4,14-triene-3,20-dione (as per USP)

Budesonide EP Impurity H

CAT No: CL-BDSN-09 CAS No: 313474-58-7 Mol Wt: 412.5 Mol F: C25H32O5 Inv Status: Custom Synthesis

Chemical Name: 16a,17-[(1RS)-Butylidenebis(oxy)]-21-hydroxypregna-1,4,9(11)-triene-3,20-dione

Budesonide EP Impurity I

CAT No: CL-BDSN-10 CAS No: 113930-13-5 Mol Wt: 446.5 Mol F: C25H34O7 Inv Status: Custom Synthesis

Chemical Name: 11?17,21-Trihydroxy-3,20-dioxopregna-1,4-dien-16a-yl butanoate

Budesonide EP Impurity J

CAT No: CL-BDSN-11 CAS No: 313474-59-8 Mol Wt: 509.4 Mol F: C25H33BrO6 Inv Status: Custom Synthesis

Chemical Name: 16a,17-[(1RS)-Butylidenebis(oxy)]-9a-bromo-11?21-dihydroxypregna-1,4-diene-3,20-dione

Budesonide EP Impurity K

CAT No: CL-BDSN-12 CAS No: 51333-05-2 Mol Wt: 472.6 Mol F: C27H36O7 Inv Status: Custom Synthesis

Chemical Name: 16a,17-[(1RS)-Butylidenebis(oxy)]-11?21-dihydroxypregna-1,4-diene-3,20-dione-21-acetate ; 16a,17-[Butylidenebis(oxy)]-11?hydroxypregna-1,4-diene-3,20-dione-21-yl acetate (as per USP)

Budesonide EP Impurity L

CAT No: CL-BDSN-13 CAS No: 216453-74-6 Mol Wt: 428.5 Mol F: C25H32O6 Inv Status: Custom Synthesis

Chemical Name: 16a,17-[(1RS)-Butylidenebis(oxy)]-21-hydroxypregna-1,4-diene-3,11,20-trione ;16a,17-[Butylidenebis(oxy)]-21-hydroxypregna-1,4-diene-3,11,20-trione (as per USP)

Budesonide (22R)-Isomer

CAT No: CL-BDSN-14 CAS No: 51372-29-3 Mol Wt: 430.5 Mol F: C25H34O6 Inv Status: Custom Synthesis

Chemical Name: (11?16a)-16,17-[(1R)-Butylidenebis(oxy)]-11,21-dihydroxypregna-1,4-diene-3,20-dione

Budesonide (22S)-Isomer

CAT No: CL-BDSN-15 CAS No: 51372-28-2 Mol Wt: 430.5 Mol F: C25H34O6 Inv Status: Custom Synthesis

Chemical Name: (11?16a)-16,17-[(1S)-Butylidenebis(oxy)]-11,21-dihydroxypregna-1,4-diene-3,20-dione

Budesonide 1,4,14-Triene Triol Impurity

CAT No: CL-BDSN-16 CAS No: 131918-72-4 Mol Wt: 416.5 Mol F: C23H28O7 Inv Status: Custom Synthesis

Chemical Name: 2-oxo-2-((8R,9S,10R,11S,13S,16R,17S)-11,16,17-trihydroxy-10,13-dimethyl-3-oxo-6,7,8,9,10,11,12,13,16,17-decahydro-3H-cyclopenta[a]phenanthren-17-yl)ethyl acetate

Budesonide 1,4,16-Triene Impurity

CAT No: CL-BDSN-17 CAS No: 3044-42-6 Mol Wt: 384.5 Mol F: C23H28O5 Inv Status: Custom Synthesis

Chemical Name: 21-Acetoxy-11?hydroxypregna-1,4,16-triene-3,20-dione

Budesonide 17,21-Diacetyloxy Impurity

CAT No: CL-BDSN-18 CAS No: 17652-24-3 Mol Wt: 444.5 Mol F: C25H32O7 Inv Status: Custom Synthesis

Chemical Name: 2-((8S,9S,10R,11S,13S,14S,17R)-17-Acetoxy-11-hydroxy-10,13-dimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl acetate

Budesonide 17-Carboxylic Acid Impurity

CAT No: CL-BDSN-19 CAS No: 192057-49-1 Mol Wt: 416.5 Mol F: C24H32O6 Inv Status: Custom Synthesis

Chemical Name: (6aR,6bS,7S,8aS,8bS,11aR,12aS,12bS)-7-Hydroxy-6a,8a-dimethyl-4-oxo-10-propyl-1,2,4,6a,6b,7,8,8a,11a,12,12a,12b-dodecahydro-8bH-naphtho[2',1':4,5]indeno[1,2-d][1,3]dioxole-8b-carboxylic acid

Budesonide 21-Butyrate Impurity

CAT No: CL-BDSN-20 CAS No: 2408495-96-3 Mol Wt: 500.6 Mol F: C29H40O7 Inv Status: Custom Synthesis

Chemical Name: 16a,17-[(1RS)-Butylidenebis(oxy)]-11?21-dihydroxypregna-1,4-diene-3,20-dione-21-butyrate (as per USP)

Budesonide 6-Alpha-Hydroxy Impurity

CAT No: CL-BDSN-21 CAS No: 577777-51-6 Mol Wt: 446.5 Mol F: C25H34O7 Inv Status: Custom Synthesis

Chemical Name: (6a,11?16a)-16,17-[Butylidenebis(oxy)]-6,11,21-trihydroxypregna-1,4-diene-3,20-dione

Budesonide 6-Beta-Hydroxy Impurity

CAT No: CL-BDSN-22 CAS No: 88411-77-2 Mol Wt: 446.5 Mol F: C25H34O7 Inv Status: Custom Synthesis

Chemical Name: (6?11?16a)-16,17-[Butylidenebis(oxy)]-6,11,21-trihydroxypregna-1,4-diene-3,20-dione

Budesonide Impurity

CAT No: CL-BDSN-23 CAS No: 910299-74-0 Mol Wt: 316.4 Mol F: C19H24O4 Inv Status: Custom Synthesis

Chemical Name: 1,4-Androstadien-11-beta-16-alpha-Diol-3,17-Dione

Budesonide Impurity 10

CAT No: CL-BDSN-24 CAS No: NA Mol Wt: 444.5 Mol F: C25H32O7 Inv Status: Custom Synthesis

Chemical Name: (6aR,6bS,7S,8aS,8bS,11aR,12aS,12bS)-7-hydroxy-6a,8a-dimethyl-4-oxo-10-propyl-1,2,4,6a,6b,7,8,8a,11a,12,12a,12b-dodecahydro-8bH-naphtho[2',1':4,5]indeno[1,2-d][1,3]dioxole-8b-carboxylic acid

Budesonide Sulfate Sodium

CAT No: CL-BDSN-25 CAS No: NA Mol Wt: 509.6 : 23.0 Mol F: C25H33O9S : Na Inv Status: Custom Synthesis

Chemical Name: Sodium 2-((6aR,6bS,7S,8aS,8bS,11aR,12aS,12bS)-7-hydroxy-6a,8a-dimethyl-4-oxo-10-propyl-1,2,4,6a,6b,7,8,8a,11a,12,12a,12b-dodecahydro-8bH-naphtho[2',1':4,5]indeno[1,2-d][1,3]dioxol-8b-yl)-2-oxoethyl sulfate

23-Hydroxy Budesonide

CAT No: CL-BDSN-26 CAS No: 109423-03-2 Mol Wt: 446.6 Mol F: C25H34O7 Inv Status: Custom Synthesis

Chemical Name: (6aR,6bS,7S,8aS,8bS,11aR,12aS,12bS)-7-Hydroxy-8b-(2-hydroxyacetyl)-10-(1-hydroxypropyl)-6a,8a-dimethyl-1,2,6a,6b,7,8,8a,8b,11a,12,12a,12b-dodecahydro-4H-naphtho[2',1':4,5]indeno[1,2-d][1,3]dioxol-4-one

24-Hydroxy Budesonide

CAT No: CL-BDSN-27 CAS No: NA Mol Wt: 446.6 Mol F: C25H34O7 Inv Status: Custom Synthesis

Chemical Name: (6aR,6bS,7S,8aS,8bS,11aR,12aS,12bS)-7-Hydroxy-8b-(2-hydroxyacetyl)-10-(2-hydroxypropyl)-6a,8a-dimethyl-1,2,6a,6b,7,8,8a,8b,11a,12,12a,12b-dodecahydro-4H-naphtho[2',1':4,5]indeno[1,2-d][1,3]dioxol-4-one

6-Beta-Hydroxy Budesonide Sulfate

CAT No: CL-BDSN-28 CAS No: NA Mol Wt: 526.6 Mol F: C25H34O10S Inv Status: Custom Synthesis

Chemical Name: 2-((2R,6aR,6bS,7S,8aS,8bS,11aR,12aS,12bS)-2,7-Dihydroxy-6a,8a-dimethyl-4-oxo-10-propyl-1,2,4,6a,6b,7,8,8a,11a,12,12a,12b-dodecahydro-8bH-naphtho[2',1':4,5]indeno[1,2-d][1,3]dioxol-8b-yl)-2-oxoethyl hydrogen sulfate

Budesonide Propionaldehyde Impurity

CAT No: CL-BDSN-30 CAS No: 68293-09-4 Mol Wt: 416.5 Mol F: C24H32O6 Inv Status: Custom Synthesis

Chemical Name: 11?16a,17,21-Tetrahydroxypregna-1,4-diene-3,20-dione (as per EP & USP)

Budesonide Impurity 2

CAT No: CL-BDSN-31 CAS No: NA Mol Wt: 340.4 Mol F: C21H24O4 Inv Status: Custom Synthesis

Chemical Name: 2-((8S,9S,10R,11S,13S,14S)-11-Hydroxy-10,13-dimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15-decahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoacetaldehyde with (8S,9S,10R,11S,13S,14S)-17-(2,2-dihydroxyacetyl)-11-hydroxy-10,13-dimethyl-6,7,8,9,10,11,12,13,14,15-decahydro-3H-cyclopenta[a]phenanthren-3-one

Budesonide Impurity 3

CAT No: CL-BDSN-32 CAS No: NA Mol Wt: 388.5 Mol F: C22H28O6 Inv Status: Custom Synthesis

Chemical Name: (6aS,6bS,7S,8aS,8bR,11aR,12aS,12bS)-7,8b,10-Trihydroxy-6a,6b,8a-trimethyl-1,2,6a,6b,7,8,8a,8b,11a,12,12a,12b-dodecahydro-4H-naphtho[2',1':4,5]indeno[2,1-b]furan-4,9(10H)-dione

Budesonide Impurity 4

CAT No: CL-BDSN-33 CAS No: 77017-17-5 Mol Wt: 358.4 Mol F: C21H26O5 Inv Status: Custom Synthesis

Chemical Name: (6aR,6bS,7S,8aS,8bS,11aR,12aS,12bS)-7,10-Dihydroxy-6a,8a-dimethyl-1,2,6a,6b,7,8,8a,8b,11a,12,12a,12b-dodecahydro-4H-naphtho[2',1':4,5]indeno[2,1-b]furan-4,9(10H)-dione

Budesonide Impurity 5

CAT No: CL-BDSN-34 CAS No: NA Mol Wt: 384.5 Mol F: C23H28O5 Inv Status: Custom Synthesis

Chemical Name: 2-Acetoxy-11beta-hydroxypregna-1,4,16-triene-3,20-dione

Budesonide Impurity 6

CAT No: CL-BDSN-35 CAS No: 77017-20-0 Mol Wt: 400.5 Mol F: C23H28O6 Inv Status: Custom Synthesis

Chemical Name: (16a)-21-Acetyloxy-16,17-dihydroxy-pregna-1,4,9(11)-triene-3,20-dione

Budesonide Impurity 7

CAT No: CL-BDSN-36 CAS No: 39672-76-9 Mol Wt: 358.4 Mol F: C21H26O5 Inv Status: Custom Synthesis

Chemical Name: 16a,17,21-Trihydroxy-pregna-1,4,9(11)-triene-3,20-dione

Budesonide Impurity 8

CAT No: CL-BDSN-37 CAS No: 1234572-34-9 Mol Wt: 384.5 Mol F: C23H28O5 Inv Status: Custom Synthesis

Chemical Name: 2-((8S,9S,10R,11R,13S,14S)-11-hydroxy-10,13-dimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15-decahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl acetate

Budesonide Impurity 9

CAT No: CL-BDSN-39 CAS No: NA Mol Wt: 416.5 Mol F: C24H32O6 Inv Status: Custom Synthesis

Chemical Name: (10R,11S,13S)-11-Hydroxy-10,13-dimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15-decahydro-3H-cyclopenta[a]phenanthrene-17-carboxylic acid

Budesonide Impurity 1

CAT No: CL-BDSN-40 CAS No: 86401-80-1 Mol Wt: 418.49 Mol F: C23H30O7 Inv Status: In Stock

Chemical Name: 2-Oxo-2-((8S,9S,10R,11S,13S,14S,16R,17S)-11,16,17-trihydroxy-10,13-dimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)ethyl acetate

16-Alpha-Hydroxy Prednisolone-14-ene Acetate

CAT No: CL-BDSN-41 CAS No: 131918-72-4 Mol Wt: 416.5 Mol F: C23H28O7 Inv Status: Custom Synthesis

Chemical Name: (11b,16a)-21-(Acetyloxy)-11,16,17-trihydroxypregna-1,4,14-triene-3,20-dione

16-Alpha-Hydroxy Prednisolone-9(11)-ene

CAT No: CL-BDSN-42 CAS No: 39672-76-9 Mol Wt: 358.4 Mol F: C21H26O5 Inv Status: Custom Synthesis

Chemical Name: 16a,17,21-Trihydroxy-pregna-1,4,9(11)-triene-3,20-dione

16-Alpha-Hydroxycortisol

CAT No: CL-BDSN-43 CAS No: 1171-81-9 Mol Wt: 378.5 Mol F: C21H30O6 Inv Status: Custom Synthesis

Chemical Name: 11b,16a,17,21-Tetrahydroxy-pregn-4-ene-3,20-dione

Androstandionic Impurity

CAT No: CL-BDSN-44 CAS No: 85234-64-6 Mol Wt: 386.5 Mol F: C23H30O5 Inv Status: Custom Synthesis

Chemical Name: (8S,9S,10R,11S,13S,14S,16R)-11-Hydroxy-10,13-dimethyl-3,17-dioxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-16-yl butyrate

Budesonide EP Impurity C (S-Isomer)

CAT No: CL-BDSN-46 CAS No: NA Mol Wt: 430.5 Mol F: C25H34O6 Inv Status: Custom Synthesis

Chemical Name: (4aR,4bS,5S,6aS,7aR,9S,10aR,11aS,11bS)-5-hydroxy-7a-(hydroxymethyl)-4a,6a-dimethyl-9-propyl-4b,6,6a,7a,10a,11,11a,11b,12,13-decahydrochryseno[2,3-d][1,3]dioxole-2,7(4aH,5H)-dione

Budesonide EP Impurity D (R-Isomer)

CAT No: CL-BDSN-47 CAS No: NA Mol Wt: 428.5 Mol F: C25H32O6 Inv Status: Custom Synthesis

Chemical Name: 2-((6aR,6bS,7S,8aS,8bS,10R,11aR,12aS,12bS)-7-hydroxy-6a,8a-dimethyl-4-oxo-10-propyl-1,2,4,6a,6b,7,8,8a,11a,12,12a,12b-dodecahydro-8bH-naphtho[2',1'4,5]indeno[1,2-d][1,3]dioxol-8b-yl)-2-oxoacetaldehyde

Budesonide Impurity 12

CAT No: CL-BDSN-48 CAS No: 131918-73-5 Mol Wt: 374.4 Mol F: C21H26O6 Inv Status: Custom Synthesis

Chemical Name: (8R,9S,10R,11S,13S,16R,17S)-11,16,17-trihydroxy-17-(2-hydroxyacetyl)-10,13-dimethyl-6,7,8,9,10,11,12,13,16,17-decahydro-3H-cyclopenta[a]phenanthren-3-one

Budesonide Impurity 14

CAT No: CL-BDSN-49 CAS No: NA Mol Wt: 444.5 Mol F: C25H32O7 Inv Status: Custom Synthesis

Chemical Name: 2-((6aR,6bS,7S,8aS,8bS,10R,11aR,12aS,12bS)-7-hydroxy-6a,8a-dimethyl-4-oxo-10-propyl-1,2,4,6a,6b,7,8,8a,11a,12,12a,12b-dodecahydro-8bH-naphtho[2',1'4,5]indeno[1,2-d][1,3]dioxol-8b-yl)-2-oxoacetic acid

Budesonide Impurity 16

CAT No: CL-BDSN-50 CAS No: 95943-95-6 Mol Wt: 442.5 Mol F: C25H30O7 Inv Status: Custom Synthesis

Chemical Name: 2-((8S,10S,13S,14S,16R,17S)-16-Acetoxy-17-hydroxy-10,13-dimethyl-3-oxo-6,7,8,10,12,13,14,15,16,17-decahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl acetate

Budesonide Pyruvic Acid Analog

CAT No: CL-BDSN-51 CAS No: NA Mol Wt: 444.5 Mol F: C25H32O7 Inv Status: Custom Synthesis

Chemical Name: 16a,17-[Butylidenebis(oxy)]-11b-hydroxy-3,20-dioxopregna-1,4-dien-21-oic acid

16-Alpha-Hydroxy Prednisolone-9(11)-ene Acetate

CAT No: CL-BDSN-52 CAS No: 77017-20-0 Mol Wt: 400.5 Mol F: C23H28O6 Inv Status: Custom Synthesis

Chemical Name: (16a)-21-Acetyloxy-16,17-dihydroxy-pregna-1,4,9(11)-triene-3,20-dione

Budesonide EP Impurity C (R-Isomer)

CAT No: CL-BDSN-53 CAS No: 2409483-24-3 Mol Wt: 430.5 Mol F: C25H34O6 Inv Status: Custom Synthesis

Chemical Name: (4aR,4bS,5S,6aS,7aR,9R,10aR,11aS,11bS)-5-hydroxy-7a-(hydroxymethyl)-4a,6a-dimethyl-9-propyl-4b,6,6a,7a,10a,11,11a,11b,12,13-decahydrochryseno[2,3-d][1,3]dioxole-2,7(4aH,5H)-dione

Budesonide EP Impurity E (R-Isomer)

CAT No: CL-BDSN-54 CAS No: 2409483-26-5 Mol Wt: 428.5 Mol F: C25H32O6 Inv Status: Custom Synthesis

Chemical Name: (6aR,6bS,7S,8aS,8bS,10R,11aR,12bR)-7-hydroxy-8b-(2-hydroxyacetyl)-6a,8a-dimethyl-10-propyl-1,2,6a,6b,7,8,8a,8b,11a,12b-decahydro-4H-naphtho[2',1'4,5]indeno[1,2-d][1,3]dioxol-4-one

Budesonide EP Impurity G (R-Isomer)

CAT No: CL-BDSN-55 CAS No: 83649-24-5 Mol Wt: 432.6 Mol F: C25H36O6 Inv Status: Custom Synthesis

Chemical Name: (6aR,6bS,7S,8aS,8bS,10R,11aR,12aS,12bS)-7-hydroxy-8b-(2-hydroxyacetyl)-6a,8a-dimethyl-10-propyl-1,2,5,6,6a,6b,7,8,8a,8b,11a,12,12a,12b-tetradecahydro-4H-naphtho[2',1'4,5]indeno[1,2-d][1,3]dioxol-4-one

Budesonide EP Impurity L (R-Isomer)

CAT No: CL-BDSN-56 CAS No: 887130-65-6 Mol Wt: 428.5 Mol F: C25H32O6 Inv Status: Custom Synthesis

Chemical Name: (6aR,6bS,8aS,8bS,10R,11aR,12aS,12bS)-8b-(2-hydroxyacetyl)-6a,8a-dimethyl-10-propyl-1,6a,6b,8,8a,8b,11a,12,12a,12b-decahydro-4H-naphtho[2',1'4,5]indeno[1,2-d][1,3]dioxole-4,7(2H)-dione

Budesonide Impurity 11

CAT No: CL-BDSN-57 CAS No: 3949-79-9 Mol Wt: 416.5 Mol F: C23H28O7 Inv Status: Custom Synthesis

Chemical Name: 2-((8S,9S,10R,13S,14S,16R,17S)-16,17-Dihydroxy-10,13-dimethyl-3,11-dioxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl acetate

Budesonide Impurity 15

CAT No: CL-BDSN-58 CAS No: NA Mol Wt: 444.5 Mol F: C25H32O7 Inv Status: Custom Synthesis

Chemical Name: 2-((6aR,6bS,7S,8aS,8bS,10S,11aR,12aS,12bS)-7-hydroxy-6a,8a-dimethyl-4-oxo-10-propyl-1,2,4,6a,6b,7,8,8a,11a,12,12a,12b-dodecahydro-8bH-naphtho[2',1'4,5]indeno[1,2-d][1,3]dioxol-8b-yl)-2-oxoacetic acid

Budesonide Sulfate

CAT No: CL-BDSN-59 CAS No: NA Mol Wt: 510.6 Mol F: C25H34O9S Inv Status: Custom Synthesis

Chemical Name: 2-((6aR,6bS,7S,8aS,8bS,11aR,12aS,12bS)-7-hydroxy-6a,8a-dimethyl-4-oxo-10-propyl-1,2,4,6a,6b,7,8,8a,11a,12,12a,12b-dodecahydro-8bH-naphtho[2',1'4,5]indeno[1,2-d][1,3]dioxol-8b-yl)-2-oxoethyl hydrogen sulfate

Lumibudesonide

CAT No: CL-BDSN-60 CAS No: NA Mol Wt: 430.5 Mol F: C25H34O6 Inv Status: Custom Synthesis

Chemical Name: (5aR,5bS,5cS,6S,7aS,7bS,10aR,11aS,11bS)-6-hydroxy-7b-(2-hydroxyacetyl)-5b,7a-dimethyl-9-propyl-1,5a,5b,5c,6,7,7a,7b,10a,11,11a,11b-dodecahydrocyclopenta[2'',3'']cyclopropa[1'',2'':3',4']benzo[1',2':4,5]indeno[1,2-d][1,3]dioxol-5(2H)-one

Budesonide Impurity 17

CAT No: CL-BDSN-61 CAS No: 98422-55-0 Mol Wt: 460.5 Mol F: C25H32O8 Inv Status: Custom Synthesis

Chemical Name: 2-((8S,9S,10R,11S,13S,14S,16R,17S)-16-Acetoxy-11,17-dihydroxy-10,13-dimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl acetate

Budesonide Impurity 18

CAT No: CL-BDSN-62 CAS No: 1458-90-8 Mol Wt: 458.5 Mol F: C25H30O8 Inv Status: Custom Synthesis

Chemical Name: 2-((8S,9S,10R,13S,14S,16R,17S)-16-Acetoxy-17-hydroxy-10,13-dimethyl-3,11-dioxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl acetate

Budesonide Impurity 19

CAT No: CL-BDSN-63 CAS No: NA Mol Wt: 326.5 Mol F: C22H30O2 Inv Status: Custom Synthesis

Chemical Name: (10S,13R)-17-(1-Hydroxypropan-2-yl)-10,13-dimethyl-1,2,6,7,10,11,12,13,16,17-decahydro-3H-cyclopenta[a]phenanthren-3-one

Budesonide D8

CAT No: CL-BDSN-64 CAS No: 1105542-94-6 Mol Wt: 438.6 Mol F: C25H26D8O6 Inv Status: Custom Synthesis

Chemical Name: (6aR,6bS,7S,8aS,8bS,11aR,12aS,12bS)-7-Hydroxy-8b-(2-hydroxyacetyl)-6a,8a-dimethyl-10-(propyl-d7)-1,2,6a,6b,7,8,8a,8b,11a,12,12a,12b-dodecahydro-4H-naphtho[2',1'4,5]indeno[1,2-d][1,3]dioxol-4-one-10-d

Budesonide D6

CAT No: CL-BDSN-65 CAS No: 1134189-63-1 Mol Wt: 436.6 Mol F: C25H28D6O6 Inv Status: Custom Synthesis

Chemical Name: (6aR,6bS,7S,8aS,8bS,11aR,12aS,12bS)-7-Hydroxy-8b-(2-hydroxyacetyl-d2)-6a,8a-dimethyl-10-propyl-1,2,6a,6b,7,8,8a,8b,11a,12,12a,12b-dodecahydro-4H-naphtho[2',1'4,5]indeno[1,2-d][1,3]dioxol-4-one-2,2,3,5-d4

Budesonide Impurity-D8

CAT No: CL-BDSN-66 CAS No: NA Mol Wt: 452.6 Mol F: C25H24D8O7 Inv Status: Custom Synthesis

Chemical Name: 2-((6aR,6bS,7S,8aS,8bS,11aR,12aS,12bS)-7-hydroxy-6a,8a-dimethyl-4-oxo-10-(propyl-d7)-1,2,4,6a,6b,7,8,8a,11a,12,12a,12b-dodecahydro-8bH-naphtho[2',1'4,5]indeno[1,2-d][1,3]dioxol-8b-yl-10-d)-2-oxoacetic acid

Type:Impurity Reference Standard

API NAME:Budesonide

Total Products: 63

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