Betamethasone Impurity 20 (Mixture of Diastereomers)

SZ CAT No:	SZ-B025092
CAS No	1249-19-0
Mol.F.	C22H29FO5
Mol.Wt.	392.5
Inv. Status	In Stock

Disclaimer

SynZeal product information given on this website is as per the existing understanding while publishing the details on website. The customer is responsible for assessing the accuracy of the information at the time of actual purchase.

SynZeal will update these details as per new development or finding in product specification without further noticed.

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

Shipping Temperature: Ambient

HSN Code: 38229010

Country of Origin: India

Smiles: F[C@]([C@]1(C=C2)C)([C@H](C3)O)[C@](CCC1=CC2=O)([H])[C@@](C[C@@H]4C)([H])[C@]3([C@H]4[C@H](O)C(O)=O)C

Application of LC–MSn in conjunction with mechanism-based stress studies in the elucidation of drug impurity structure: Rapid identification of a process impurity in betamethasone 17-valerate drug substance
Min Li, Mingxiang Lin, Abu Rustum
Journal of Pharmaceutical and Biomedical Analysis 48 (2008) 1451–1456

Development and Validation of Stability-indicating HPLC Method for Betamethoasone Dipropionate and Related Substances in Topical Formulation
A. s. vairale*, p. sivaswaroop1 and s. bandana
Indian Journal of Pharmaceutical Sciences 74(2):107-15

Betamethasone Impurity 20 (Mixture of Diastereomers) is chemically (S)-2-((8S,9R,10S,11S,13S,14S,16S,17S)-9-Fluoro-11-hydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-hydroxyacetic acid. Betamethasone Impurity 20 (Mixture of Diastereomers) is supplied with detailed characterization data compliant with regulatory guideline. Betamethasone Impurity 20 (Mixture of Diastereomers) can be used for the analytical method development, method validation (AMV), Quality Controlled (QC) application for Abbreviated New Drug Application (ANDA) or during commercial production of Betamethasone.

The product can be used as reference standards and further traceability against pharmacopeial standards (USP or EP) can be provided based on feasibility. SynZeal products are for analytical purpose only and not for human use.

Related products

1,2 Dihydro Beta Methyl Epoxide

SZ CAT No:	: SZ-B025046
CAS No	: 114488-14-1
Mol.F.	: C22H30O5
Mol.Wt.	: 374.5
Inv. Status	: Out of Stock

Betamethasone Dipropionate EP Impurity I

SZ CAT No:	: SZ-B025041
CAS No	: 80163-83-3
Mol.F.	: C28H39FO7
Mol.Wt.	: 506.6
Inv. Status	: In Stock

11-Ketobetamethasone

SZ CAT No:	: SZ-B025060
CAS No	: 2282-51-1
Mol.F.	: C22H27FO5
Mol.Wt.	: 390.5
Inv. Status	: In Stock

11-Oxo- Betamethasone 17,21 Dipropionate

SZ CAT No:	: SZ-B025055
CAS No	: NA
Mol.F.	: C28H34F2O7
Mol.Wt.	: 520.6
Inv. Status	: Custom Synthesis

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

SZ CAT No:	: SZ-B025056
CAS No	: NA
Mol.F.	: C28H36F2O8
Mol.Wt.	: 538.6
Inv. Status	: Custom Synthesis

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

SZ CAT No:	: SZ-B025057
CAS No	: NA
Mol.F.	: C28H36F2O8
Mol.Wt.	: 538.6
Inv. Status	: Custom Synthesis

1-2 Dihydro Betamethasone

SZ CAT No:	: SZ-B025045
CAS No	: 34542-51-3
Mol.F.	: C22H31ClO5
Mol.Wt.	: 411
Inv. Status	: In Stock

16-Methylepoxide-17-Valerate

SZ CAT No:	: SZ-B025073
CAS No	: 52619-21-3
Mol.F.	: C27H36O6
Mol.Wt.	: 456.6
Inv. Status	: In Stock

21-Dehydro Betamethasone

SZ CAT No:	: SZ-B025061
CAS No	: 61558-12-1
Mol.F.	: C22H27FO5
Mol.Wt.	: 390.5
Inv. Status	: Custom Synthesis

21-Hemiacetal Betamethasone

SZ CAT No:	: SZ-B025070
CAS No	: NA
Mol.F.	: C23H31FO6
Mol.Wt.	: 422.5
Inv. Status	: In Stock

6,11-Dioxo-Betamethasone 17,21 Dipropionate

SZ CAT No:	: SZ-B025059
CAS No	: NA
Mol.F.	: C28H32F2O8
Mol.Wt.	: 534.6
Inv. Status	: Custom Synthesis

6-Br-Betamethasone-21-Acetate

SZ CAT No:	: SZ-B025071
CAS No	: 52618-94-7
Mol.F.	: C24H30BrFO6
Mol.Wt.	: 513.4
Inv. Status	: In Stock

6-Bromo Betamethasone

SZ CAT No:	: SZ-B025064
CAS No	: 1203841-38-6
Mol.F.	: C22H28BrFO5
Mol.Wt.	: 471.4
Inv. Status	: In Stock

6-Keto Betamethasone

SZ CAT No:	: SZ-B025065
CAS No	: 72559-90-1
Mol.F.	: C22H27FO6
Mol.Wt.	: 406.5
Inv. Status	: In Stock

6-Oxo-Betamethasone 17,21 Dipropionate

SZ CAT No:	: SZ-B025058
CAS No	: NA
Mol.F.	: C28H34F2O8
Mol.Wt.	: 536.6
Inv. Status	: Custom Synthesis

9-Bromo Betamethasone

SZ CAT No:	: SZ-B025039
CAS No	: 330157-03-4
Mol.F.	: C22H29BrO5
Mol.Wt.	: 453.4
Inv. Status	: In Stock

9-Chloro Betamethasone

SZ CAT No:	: SZ-B025038
CAS No	: 4419-39-0
Mol.F.	: C22H29ClO5
Mol.Wt.	: 408.9
Inv. Status	: In Stock
Rel. CAT No	: SZ-B029020 ,

9-Fluoro Prednisolone

SZ CAT No:	: SZ-B025040
CAS No	: 338-95-4
Mol.F.	: C21H27FO5
Mol.Wt.	: 378.4
Inv. Status	: In Stock

Isoflupredone Acetate

SZ CAT No:	: SZ-B025072
CAS No	: 338-98-7
Mol.F.	: C23H29FO6
Mol.Wt.	: 420.5
Inv. Status	: In Stock

Betamethasone

SZ CAT No:	: SZ-B025001
CAS No	: 378-44-9
Mol.F.	: C22H29FO5
Mol.Wt.	: 392.5
Inv. Status	: In Stock

Betamethasone 17-Acetate

SZ CAT No:	: SZ-B025069
CAS No	: 5534-12-3
Mol.F.	: C24H31FO6
Mol.Wt.	: 434.5
Inv. Status	: In Stock

Betamethasone 17-Butyrate

SZ CAT No:	: SZ-B025091
CAS No	: 5534-14-5
Mol.F.	: C26H35FO6
Mol.Wt.	: 462.6
Inv. Status	: Custom Synthesis

Betamethasone 21-Mesylate

SZ CAT No:	: SZ-B025078
CAS No	: 1881-66-9
Mol.F.	: C23H31FO7S
Mol.Wt.	: 470.6
Inv. Status	: Custom Synthesis

Betamethasone Acetate

SZ CAT No:	: SZ-B025012
CAS No	: 987-24-6
Mol.F.	: C24H31FO6
Mol.Wt.	: 434.5
Inv. Status	: In Stock

Betamethasone Acetate EP Impurity B

SZ CAT No:	: SZ-B025014
CAS No	: 1177-87-3
Mol.F.	: C24H31FO6
Mol.Wt.	: 434.5
Inv. Status	: In Stock
Rel. CAT No	: SZ-D024040 ,

Betamethasone Acetate EP Impurity C

SZ CAT No:	: SZ-B025015
CAS No	: 330157-05-6
Mol.F.	: C26H33FO7
Mol.Wt.	: 476.5
Inv. Status	: In Stock

Betamethasone Acetate EP Impurity D

SZ CAT No:	: SZ-B025016
CAS No	: 912-38-9
Mol.F.	: C24H30O6
Mol.Wt.	: 414.5
Inv. Status	: In Stock

Betamethasone Benzoate

SZ CAT No:	: SZ-B025017
CAS No	: 22298-29-9
Mol.F.	: C29H33FO6
Mol.Wt.	: 496.6
Inv. Status	: Custom Synthesis

Betamethasone D2

SZ CAT No:	: SZ-B025D04
CAS No	: NA
Mol.F.	: C22H27D2FO5
Mol.Wt.	: 394.5
Inv. Status	: Custom Synthesis

Betamethasone D4

SZ CAT No:	: SZ-B025D02
CAS No	: NA
Mol.F.	: C22H25D4FO5
Mol.Wt.	: 396.5
Inv. Status	: Custom Synthesis
Rel. CAS No	: 378-44-9 (unlabelled)

Betamethasone D5

SZ CAT No:	: SZ-B025D01
CAS No	: NA
Mol.F.	: C22H24D5FO5
Mol.Wt.	: 397.5
Inv. Status	: Custom Synthesis
Rel. CAS No	: 378-44-9 (unlabelled)

Betamethasone Di Acetate

SZ CAT No:	: SZ-B025044
CAS No	: 86270-68-0
Mol.F.	: C26H33ClO7
Mol.Wt.	: 493
Inv. Status	: In Stock

Betamethasone Dipropionate

SZ CAT No:	: SZ-B025018
CAS No	: 5593-20-4
Mol.F.	: C28H37FO7
Mol.Wt.	: 504.6
Inv. Status	: In Stock

Betamethasone Dipropionate EP Impurity B

SZ CAT No:	: SZ-B025020
CAS No	: 5534-13-4
Mol.F.	: C25H33FO6
Mol.Wt.	: 448.5
Inv. Status	: In Stock
Rel. CAT No	: SZ-C050002 ,

Betamethasone Dipropionate EP Impurity C

SZ CAT No:	: SZ-B025021
CAS No	: 75883-07-7
Mol.F.	: C25H33FO6
Mol.Wt.	: 448.5
Inv. Status	: In Stock

Betamethasone Dipropionate EP Impurity D

SZ CAT No:	: SZ-B025022
CAS No	: 5514-81-8
Mol.F.	: C27H35FO7
Mol.Wt.	: 490.6
Inv. Status	: In Stock

Betamethasone Dipropionate EP Impurity E

SZ CAT No:	: SZ-B025023
CAS No	: 5534-09-8
Mol.F.	: C28H37ClO7
Mol.Wt.	: 521.0
Inv. Status	: In Stock

Betamethasone Dipropionate EP Impurity F

SZ CAT No:	: SZ-B025024
CAS No	: 66917-44-0
Mol.F.	: C28H36O7
Mol.Wt.	: 484.6
Inv. Status	: In Stock

Betamethasone Dipropionate EP Impurity G

SZ CAT No:	: SZ-B025025
CAS No	: 1186048-33-8
Mol.F.	: C31H41FO8
Mol.Wt.	: 560.7
Inv. Status	: In Stock

Betamethasone Dipropionate EP Impurity H

SZ CAT No:	: SZ-B025026
CAS No	: 2575516-37-7
Mol.F.	: C28H36BrFO7
Mol.Wt.	: 583.5
Inv. Status	: In Stock

Betamethasone EP Impurity A

SZ CAT No:	: SZ-B025002
CAS No	: 50-02-2
Mol.F.	: C22H29FO5
Mol.Wt.	: 392.5
Inv. Status	: In Stock

Betamethasone EP Impurity B

SZ CAT No:	: SZ-B025003
CAS No	: 25122-41-2
Mol.F.	: C22H28ClFO4
Mol.Wt.	: 410.9
Inv. Status	: In Stock

Betamethasone EP Impurity C

SZ CAT No:	: SZ-B025004
CAS No	: 13504-15-9
Mol.F.	: C22H28O4
Mol.Wt.	: 356.5
Inv. Status	: In Stock

Betamethasone EP Impurity D

SZ CAT No:	: SZ-B025005
CAS No	: 52619-05-3
Mol.F.	: C25H33FO7
Mol.Wt.	: 464.5
Inv. Status	: In Stock

Betamethasone EP Impurity E

SZ CAT No:	: SZ-B025006
CAS No	: 981-34-0
Mol.F.	: C22H28O5
Mol.Wt.	: 372.5
Inv. Status	: In Stock

Betamethasone EP Impurity F

SZ CAT No:	: SZ-B025007
CAS No	: 330157-04-5
Mol.F.	: C22H28O4
Mol.Wt.	: 356.5
Inv. Status	: Limited Stock

Betamethasone EP Impurity G

SZ CAT No:	: SZ-B025008
CAS No	: 85700-75-0
Mol.F.	: C22H30O5
Mol.Wt.	: 374.5
Inv. Status	: Out of Stock

Betamethasone EP Impurity H

SZ CAT No:	: SZ-B025009
CAS No	: 185613-71-2
Mol.F.	: C22H29FO5
Mol.Wt.	: 392.5
Inv. Status	: In Stock

Betamethasone EP Impurity I

SZ CAT No:	: SZ-B025010
CAS No	: 185613-69-8
Mol.F.	: C22H29FO5
Mol.Wt.	: 392.5
Inv. Status	: In Stock

Betamethasone EP Impurity J

SZ CAT No:	: SZ-B025011
CAS No	: 18383-24-9
Mol.F.	: C22H30O4
Mol.Wt.	: 358.5
Inv. Status	: In Stock

Betamethasone Impurity

SZ CAT No:	: SZ-B025042
CAS No	: 560-34-9
Mol.F.	: C22H31FO5
Mol.Wt.	: 394.5
Inv. Status	: In Stock

Betamethasone Impurity 1

SZ CAT No:	: SZ-B025043
CAS No	: NA
Mol.F.	: C25H33FO6
Mol.Wt.	: 448.5
Inv. Status	: In Stock

Betamethasone Impurity 10

SZ CAT No:	: SZ-B025080
CAS No	: 38680-83-0
Mol.F.	: C23H28O6
Mol.Wt.	: 400.5
Inv. Status	: In Stock

Betamethasone Impurity 11

SZ CAT No:	: SZ-B025081
CAS No	: NA
Mol.F.	: C24H31FO4
Mol.Wt.	: 402.5
Inv. Status	: Custom Synthesis

Betamethasone Impurity 12

SZ CAT No:	: SZ-B025082
CAS No	: NA
Mol.F.	: C25H31FO5
Mol.Wt.	: 430.5
Inv. Status	: Custom Synthesis

Betamethasone Impurity 13

SZ CAT No:	: SZ-B025083
CAS No	: NA
Mol.F.	: C25H30O5
Mol.Wt.	: 410.5
Inv. Status	: Custom Synthesis

Betamethasone Impurity 14

SZ CAT No:	: SZ-B025084
CAS No	: NA
Mol.F.	: C25H31FO5
Mol.Wt.	: 430.5
Inv. Status	: Custom Synthesis

Betamethasone Impurity 15

SZ CAT No:	: SZ-B025085
CAS No	: 1150311-95-7
Mol.F.	: C22H29FO5
Mol.Wt.	: 392.5
Inv. Status	: Custom Synthesis

Betamethasone Impurity 16

SZ CAT No:	: SZ-B025086
CAS No	: NA
Mol.F.	: C21H27FO4
Mol.Wt.	: 362.4
Inv. Status	: Custom Synthesis

Betamethasone Impurity 17

SZ CAT No:	: SZ-B025087
CAS No	: NA
Mol.F.	: C21H27FO4
Mol.Wt.	: 362.4
Inv. Status	: Custom Synthesis

Betamethasone Impurity 18

SZ CAT No:	: SZ-B025088
CAS No	: 1203841-45-5
Mol.F.	: C21H27FO4
Mol.Wt.	: 362.4
Inv. Status	: Custom Synthesis

Betamethasone Impurity 19

SZ CAT No:	: SZ-B025089
CAS No	: NA
Mol.F.	: C27H37FO6
Mol.Wt.	: 476.6
Inv. Status	: Custom Synthesis

Betamethasone Impurity 2

SZ CAT No:	: SZ-B025050
CAS No	: 1240591-58-5
Mol.F.	: C25H34O5
Mol.Wt.	: 414.5
Inv. Status	: Custom Synthesis

Betamethasone Impurity 20 (Mixture of Diastereomers)

SZ CAT No:	: SZ-B025092
CAS No	: 1249-19-0
Mol.F.	: C22H29FO5
Mol.Wt.	: 392.5
Inv. Status	: In Stock

Betamethasone Impurity 3

SZ CAT No:	: SZ-B025051
CAS No	: 5533-97-1
Mol.F.	: C29H39FO7
Mol.Wt.	: 518.6
Inv. Status	: Custom Synthesis

Betamethasone Impurity 4

SZ CAT No:	: SZ-B025052
CAS No	: 1155886-49-9
Mol.F.	: C22H29FO5
Mol.Wt.	: 392.5
Inv. Status	: In Stock

D-Homo A Derivative Bethamethasone

SZ CAT No:	: SZ-B025063
CAS No	: 1201919-11-0
Mol.F.	: C22H28FO8P2 : 2(Na)
Mol.Wt.	: 470.4 : 2(23.0)
Inv. Status	: In Stock
Rel. CAS No	: 1202001-99-7 (free base)
Rel. CAT No	: SZ-B058004 ,

Betamethasone Impurity 7

SZ CAT No:	: SZ-B025067
CAS No	: NA
Mol.F.	: C22H27FO5
Mol.Wt.	: 390.5
Inv. Status	: Custom Synthesis

Betamethasone Impurity 8

SZ CAT No:	: SZ-B025068
CAS No	: 73528-28-6
Mol.F.	: C22H29FO5
Mol.Wt.	: 392.5
Inv. Status	: Custom Synthesis

Betamethasone Impurity 9

SZ CAT No:	: SZ-B025079
CAS No	: 1257544-85-6
Mol.F.	: C22H27FO5
Mol.Wt.	: 390.5
Inv. Status	: Custom Synthesis

Betamethasone Impurity F

SZ CAT No:	: SZ-B025066
CAS No	: NA
Mol.F.	: C22H26O5
Mol.Wt.	: 370.5
Inv. Status	: Custom Synthesis

Betamethasone Sodium Phosphate

SZ CAT No:	: SZ-B025027
CAS No	: 151-73-5
Mol.F.	: C22H28FNa2O8P
Mol.Wt.	: 516.4
Inv. Status	: In Stock

Betamethasone Valerate

SZ CAT No:	: SZ-B025028
CAS No	: 2152-44-5
Mol.F.	: C27H37FO6
Mol.Wt.	: 476.6
Inv. Status	: In Stock

Betamethasone Valerate EP Impurity B

SZ CAT No:	: SZ-B025030
CAS No	: 1879-77-2
Mol.F.	: C22H29FO4
Mol.Wt.	: 376.5
Inv. Status	: In Stock

Betamethasone Valerate EP Impurity C

SZ CAT No:	: SZ-B025031
CAS No	: 33755-46-3
Mol.F.	: C27H37FO6
Mol.Wt.	: 476.6
Inv. Status	: In Stock

Betamethasone Valerate EP Impurity D

SZ CAT No:	: SZ-B025032
CAS No	: NA
Mol.F.	: C27H37BrO6
Mol.Wt.	: 537.5
Inv. Status	: In Stock

Betamethasone Valerate EP Impurity E

SZ CAT No:	: SZ-B025033
CAS No	: 2240-28-0
Mol.F.	: C27H37FO6
Mol.Wt.	: 476.6
Inv. Status	: In Stock

Betamethasone Valerate EP Impurity F

SZ CAT No:	: SZ-B025034
CAS No	: 16125-28-3
Mol.F.	: C27H36O5
Mol.Wt.	: 440.6
Inv. Status	: In Stock

Betamethasone Valerate EP Impurity G

SZ CAT No:	: SZ-B025035
CAS No	: NA
Mol.F.	: C27H36BrFO6
Mol.Wt.	: 555.5
Inv. Status	: In Stock

Betamethasone Valerate EP Impurity H

SZ CAT No:	: SZ-B025036
CAS No	: 52619-18-8
Mol.F.	: C27H37ClO6
Mol.Wt.	: 493
Inv. Status	: In Stock

Betamethasone Valerate EP Impurity I

SZ CAT No:	: SZ-B025037
CAS No	: 2802-10-0
Mol.F.	: C26H35FO6
Mol.Wt.	: 462.6
Inv. Status	: In Stock

Betamethasone-(E)-Enolaldehyde

SZ CAT No:	: SZ-B025049
CAS No	: 52647-07-1
Mol.F.	: C22H27FO4
Mol.Wt.	: 374.5
Inv. Status	: In Stock

Betamethasone-(Z)-Enolaldehyde

SZ CAT No:	: SZ-B025048
CAS No	: 52647-06-0
Mol.F.	: C22H27FO4
Mol.Wt.	: 374.5
Inv. Status	: In Stock

Betamethasone-17-ketone

SZ CAT No:	: SZ-B025047
CAS No	: 3109-01-1
Mol.F.	: C20H25FO3
Mol.Wt.	: 332.4
Inv. Status	: In Stock

Betamethasone-d5 21-Acetate

SZ CAT No:	: SZ-B025D03
CAS No	: NA
Mol.F.	: C24H26D5FO6
Mol.Wt.	: 439.5
Inv. Status	: Custom Synthesis

Dexamethasone 17-Propionate

SZ CAT No:	: SZ-B025053
CAS No	: 15423-89-9
Mol.F.	: C25H33FO6
Mol.Wt.	: 448.5
Inv. Status	: Custom Synthesis

16(17)a-Homobetamethasone Sodium Phosphate

SZ CAT No:	: SZ-B025062
CAS No	: 1201919-18-7
Mol.F.	: C22H28FNa2O8P
Mol.Wt.	: 516.4
Inv. Status	: In Stock
Rel. CAS No	: 1202002-01-4 (free base)

Lumibetamethasone Dipropionate

SZ CAT No:	: SZ-B025054
CAS No	: 1186336-29-7
Mol.F.	: C28H37FO7
Mol.Wt.	: 504.6
Inv. Status	: Custom Synthesis

Δ-4,6-Betamethasone

SZ CAT No:	: SZ-B025077
CAS No	: 2317-44-4
Mol.F.	: C22H27FO5
Mol.Wt.	: 390.5
Inv. Status	: In Stock

Δ-9,11-Betamethasone 21-Acetate

SZ CAT No:	: SZ-B025074
CAS No	: 910-99-6
Mol.F.	: C24H30O5
Mol.Wt.	: 398.5
Inv. Status	: In Stock

Δ-9,11-Betamethasone 21-Phosphate

SZ CAT No:	: SZ-B025076
CAS No	: NA
Mol.F.	: C22H29O7P
Mol.Wt.	: 436.4
Inv. Status	: In Stock

Betamethasone Impurity 20 (Mixture of Diastereomers)

Contacts

Our Locations