Prednisolone EP Impurity B

SZ CAT No:	SZ-P027003
CAS No	53-03-2
Mol.F.	C21H26O5
Mol.Wt.	358.4
Inv. Status	In Stock
Rel. CAS No	906334-65-4 (HCl salt)
Shipping Condition	Ambient Temperature

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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: 17,21-Dihydroxypregna-1,4-diene-3,11,20-trione (as per EP)

Synonym: Prednisone

Shipping Temperature: Ambient

HSN Code: 38229010

Country of Origin: India

Smiles: C[C@@]1(C2)[C@](C(CO)=O)(O)CC[C@@]1([H])[C@]3([H])CCC4=CC(C=C[C@]4(C)[C@@]3([H])C2=O)=O

Validated stability indicating RP-LC assay for determination of gatifloxacin and prednisolone acetatein ophthalmic preparations and biological samples
By Qadir, Muhammad A.; Shahzad, Shabnam; Ahmed, Mahmood; Razzaq, Syed S.; Shafiq, Muhmmad I.
From Latin American Journal of Pharmacy (2016), 35(5), 912-920

Novel stability indicating RP-HPLC method for the simultaneous estimation of moxifloxacin and prednisolone in bulk and their combined dosage form
By Potnuri, Naga Raju; Rao, G. Devala; Prasad, Y. Rajendra
From International Journal of Pharmaceutical Sciences and Research (2015), 6(5), 1965-1973

Development and validation of a new stability indicating reversed phase liquid chromatographic method for the determination of prednisolone acetate and impurities in an ophthalmic suspension
By Marley, Adrian; Stalcup, Apryll M.; Connolly, Damian
From Journal of Pharmaceutical and Biomedical Analysis (2015), 102, 261-266

Prednisolone EP Impurity B is chemically 17,21-Dihydroxypregna-1,4-diene-3,11,20-trione (as per EP). It is also known as Prednisone. Prednisolone EP Impurity B is supplied with detailed characterization data compliant with regulatory guideline. Prednisolone EP Impurity B 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 Prednisolone.

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.

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SZ CAT No:	: SZ-P027001
CAS No	: 50-24-8
Mol.F.	: C21H28O5
Mol.Wt.	: 360.5
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Prednisolone EP Impurity A

SZ CAT No:	: SZ-P027002
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Prednisolone EP Impurity B

SZ CAT No:	: SZ-P027003
CAS No	: 53-03-2
Mol.F.	: C21H26O5
Mol.Wt.	: 358.4
Inv. Status	: In Stock
Rel. CAS No	: 906334-65-4 (HCl salt)

Prednisolone EP Impurity C

SZ CAT No:	: SZ-P027004
CAS No	: 52-21-1
Mol.F.	: C23H30O6
Mol.Wt.	: 402.5
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Prednisolone EP Impurity D

SZ CAT No:	: SZ-P027005
CAS No	: 16355-29-6
Mol.F.	: C21H28O6
Mol.Wt.	: 376.4
Inv. Status	: In Stock

Prednisolone EP Impurity E

SZ CAT No:	: SZ-P027006
CAS No	: 95815-58-0
Mol.F.	: C21H28O6
Mol.Wt.	: 376.4
Inv. Status	: Custom Synthesis

Prednisolone EP Impurity F

SZ CAT No:	: SZ-P027007
CAS No	: 600-90-8
Mol.F.	: C21H28O5
Mol.Wt.	: 360.4
Inv. Status	: In Stock

Prednisolone EP Impurity G

SZ CAT No:	: SZ-P027008
CAS No	: 2299-46-9
Mol.F.	: C21H30O5
Mol.Wt.	: 362.5
Inv. Status	: In Stock

Prednisolone EP Impurity H

SZ CAT No:	: SZ-P027009
CAS No	: 2427-64-7
Mol.F.	: C21H26O5
Mol.Wt.	: 358.4
Inv. Status	: In Stock

Prednisolone EP Impurity I

SZ CAT No:	: SZ-P027010
CAS No	: 13479-38-4
Mol.F.	: C21H28O4
Mol.Wt.	: 344.4
Inv. Status	: In Stock

Prednisolone EP Impurity J

SZ CAT No:	: SZ-P027011
CAS No	: 1807-14-3
Mol.F.	: C21H28O4
Mol.Wt.	: 344.4
Inv. Status	: In Stock

Prednisolone 20α-Hydroxy Impurity

SZ CAT No:	: SZ-P027012
CAS No	: 15847-24-2
Mol.F.	: C21H30O5
Mol.Wt.	: 362.5
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Prednienic Acid

SZ CAT No:	: SZ-P027013
CAS No	: 37927-29-0
Mol.F.	: C20H26O5
Mol.Wt.	: 346.4
Inv. Status	: In Stock

Prednisolone Sodium Phosphate USP Impurity D

SZ CAT No:	: SZ-P027014
CAS No	: 898-84-0
Mol.F.	: C19H24O3
Mol.Wt.	: 300.4
Inv. Status	: In Stock

Prednisolone D-homo B Derivative

SZ CAT No:	: SZ-P027015
CAS No	: NA
Mol.F.	: C21H29O8P
Mol.Wt.	: 440.4
Inv. Status	: In Stock

Prednisolone Acetate EP Impurity D

SZ CAT No:	: SZ-P027016
CAS No	: 20423-99-8
Mol.F.	: C21H28O4
Mol.Wt.	: 344.5
Inv. Status	: In Stock

Deltacortinene Acetate

SZ CAT No:	: SZ-P027017
CAS No	: 4380-55-6
Mol.F.	: C23H28O5
Mol.Wt.	: 384.5
Inv. Status	: In Stock

Prednisolone Impurity 3

SZ CAT No:	: SZ-P027018
CAS No	: 98523-85-4
Mol.F.	: C25H32O7
Mol.Wt.	: 444.5
Inv. Status	: In Stock

Prednisolone Impurity 4

SZ CAT No:	: SZ-P027019
CAS No	: NA
Mol.F.	: C23H33NO4
Mol.Wt.	: 387.5
Inv. Status	: Out of Stock

Prednisolone Impurity 5

SZ CAT No:	: SZ-P027020
CAS No	: 2141-22-2
Mol.F.	: C22H28O6
Mol.Wt.	: 388.5
Inv. Status	: In Stock

Prednisolone Sodium succinate

SZ CAT No:	: SZ-P027021
CAS No	: 1715-33-9
Mol.F.	: C25H31O8 : Na
Mol.Wt.	: 459.5 : 23.0
Inv. Status	: In Stock
Rel. CAS No	: 2920-86-7 (Free base)

6α,9α-Difluoroprednisolone

SZ CAT No:	: SZ-P027022
CAS No	: 806-29-1
Mol.F.	: C21H26F2O5
Mol.Wt.	: 396.4
Inv. Status	: Out of Stock

Difluoroprednisolone 17,21-acetate

SZ CAT No:	: SZ-P027023
CAS No	: 23641-05-6
Mol.F.	: C25H30F2O7
Mol.Wt.	: 480.5
Inv. Status	: In Stock

Prednisolone Sodium Phosphate USP Impurity A

SZ CAT No:	: SZ-P027024
CAS No	: NA
Mol.F.	: C21H29O8P
Mol.Wt.	: 440.4
Inv. Status	: In Stock

Prednisolone Sodium Phosphate USP Impurity F

SZ CAT No:	: SZ-P027025
CAS No	: NA
Mol.F.	: C21H27O7P
Mol.Wt.	: 422.4
Inv. Status	: Custom Synthesis

Prednisolone D-Homo A derivative

SZ CAT No:	: SZ-P027026
CAS No	: NA
Mol.F.	: C21H29O8P
Mol.Wt.	: 440.4
Inv. Status	: In Stock

Prednisolone-21-Carboxylic Acid

SZ CAT No:	: SZ-P027027
CAS No	: 61549-70-0
Mol.F.	: C21H26O6
Mol.Wt.	: 374.4
Inv. Status	: Out of Stock, Custom Synthesis
Rel. CAS No	: 61549-71-1 (Na salt)

Prednisolone sodium phosphate Impurity Isomer 1

SZ CAT No:	: SZ-P027028
CAS No	: NA
Mol.F.	: C21H27O8P2 : 2(Na)
Mol.Wt.	: 438.4 : 2(23.0)
Inv. Status	: Custom Synthesis

Prednisolone Sodium Diphosphate Derivative

SZ CAT No:	: SZ-P027029
CAS No	: NA
Mol.F.	: C20H24O11P24 : 4(Na)
Mol.Wt.	: 502.4 : 4(23.0)
Inv. Status	: Custom Synthesis

Prednisolone sodium phosphate Isomer II

SZ CAT No:	: SZ-P027030
CAS No	: NA
Mol.F.	: C21H27Na2O8P
Mol.Wt.	: 484.4
Inv. Status	: Custom Synthesis

Prednisolone sodium phosphate Isomer III

SZ CAT No:	: SZ-P027031
CAS No	: NA
Mol.F.	: C21H27Na2O8P
Mol.Wt.	: 484.4
Inv. Status	: Custom Synthesis

Prednisolone Impurity 6 (Disodium salt)

SZ CAT No:	: SZ-P027032
CAS No	: 33903-70-7
Mol.F.	: C21H25O8P : 2(Na)
Mol.Wt.	: 436.4 : 2(23.0)
Inv. Status	: In Stock
Rel. CAS No	: 57099-40-8 (Free base)

Prednisolone Sodium Phosphate USP Impurity E

SZ CAT No:	: SZ-P027034
CAS No	: NA
Mol.F.	: C21H30O11P2
Mol.Wt.	: 520.4
Inv. Status	: Custom Synthesis

Prednisolone Impurity 7

SZ CAT No:	: SZ-P027035
CAS No	: 111186-92-6
Mol.F.	: C21H26O5
Mol.Wt.	: 358.4
Inv. Status	: In Stock

21 Dehydro Prednisolone

SZ CAT No:	: SZ-P027036
CAS No	: 22420-16-2
Mol.F.	: C21H26O5
Mol.Wt.	: 358.4
Inv. Status	: In Stock

Prednisolone Impurity 8

SZ CAT No:	: SZ-P027037
CAS No	: 96580-08-4
Mol.F.	: C25H36N6O6
Mol.Wt.	: 516.6
Inv. Status	: In Stock

Prednisolone Impurity 9

SZ CAT No:	: SZ-P027038
CAS No	: 115097-56-8
Mol.F.	: C25H34N6O6
Mol.Wt.	: 514.58
Inv. Status	: In Stock

Prednisolone Impurity 10 (Z-E Isomers)

SZ CAT No:	: SZ-P027039
CAS No	: 97830-94-9
Mol.F.	: C23H34N6O5
Mol.Wt.	: 474.6
Inv. Status	: In Stock

6α-Methyl Prednisolone Aceponate

SZ CAT No:	: SZ-P027040
CAS No	: 86401-95-8
Mol.F.	: C27H36O7
Mol.Wt.	: 472.6
Inv. Status	: In Stock

Isoflupredone disodium phosphate

SZ CAT No:	: SZ-P027041
CAS No	: 94088-00-3
Mol.F.	: C21H26FO8P : 2(Na)
Mol.Wt.	: 456.4 : 2(23.0)
Inv. Status	: In Stock
Rel. CAS No	: 432-44-0 (Free base)

16-Beta-17-Alpha Hydroxy Prednisolone

SZ CAT No:	: SZ-P027042
CAS No	: 2408699-72-7
Mol.F.	: C21H28O6
Mol.Wt.	: 376.4
Inv. Status	: In Stock

9-Hydroxy Prednisolone

SZ CAT No:	: SZ-P027043
CAS No	: NA
Mol.F.	: C21H28O5
Mol.Wt.	: 360.5
Inv. Status	: Out of Stock

16-beta hydroxy Prednisolone

SZ CAT No:	: SZ-P027044
CAS No	: 218965-19-6
Mol.F.	: C21H28O6
Mol.Wt.	: 376.5
Inv. Status	: Custom Synthesis

Prednisolone Impurity 11

SZ CAT No:	: SZ-P027045
CAS No	: 118866-09-4
Mol.F.	: C23H28O5
Mol.Wt.	: 384.5
Inv. Status	: In Stock

Prednisolone Impurity 12

SZ CAT No:	: SZ-P027046
CAS No	: NA
Mol.F.	: C23H28O5
Mol.Wt.	: 384.5
Inv. Status	: Custom Synthesis

D-Homo-16-alpha-hydroxyprednisolone

SZ CAT No:	: SZ-P027047
CAS No	: NA
Mol.F.	: C21H28O6
Mol.Wt.	: 376.5
Inv. Status	: In Stock

16Alpha-Hydroxy-11-keto Prednisolone

SZ CAT No:	: SZ-P027048
CAS No	: 3754-05-0
Mol.F.	: C21H26O6
Mol.Wt.	: 374.4
Inv. Status	: In Stock

16-alpha-17-beta Hydroxy Prednisolone

SZ CAT No:	: SZ-P027049
CAS No	: NA
Mol.F.	: C21H28O6
Mol.Wt.	: 376.5
Inv. Status	: Custom Synthesis

Prednisolone Epoxide-Triene Impurity

SZ CAT No:	: SZ-P027050
CAS No	: NA
Mol.F.	: C21H24O4
Mol.Wt.	: 340.4
Inv. Status	: Custom Synthesis

6β-Hydroxyprednisolone

SZ CAT No:	: SZ-P027051
CAS No	: 75448-52-1
Mol.F.	: C21H28O5
Mol.Wt.	: 360.5
Inv. Status	: In Stock

Prednisolone related Compound F

SZ CAT No:	: SZ-P027053
CAS No	: NA
Mol.F.	: C21H25Na2O7P
Mol.Wt.	: 466.4
Inv. Status	: Custom Synthesis

11-a.-hydroxyprednisolone sodium phosphate

SZ CAT No:	: SZ-P027054
CAS No	: NA
Mol.F.	: C21H27Na2O8P
Mol.Wt.	: 484.4
Inv. Status	: In Stock

Prednisolone D-homo Derivative

SZ CAT No:	: SZ-P027056
CAS No	: 1201919-18-7
Mol.F.	: C22H28FNa2O8P
Mol.Wt.	: 516.4
Inv. Status	: In Stock
Rel. CAS No	: 1202002-01-4 (Free base)

Prednisolone Impurity 13

SZ CAT No:	: SZ-P027057
CAS No	: NA
Mol.F.	: C21H24O4
Mol.Wt.	: 340.4
Inv. Status	: Custom Synthesis

Prednisolone Impurity 14

SZ CAT No:	: SZ-P027058
CAS No	: NA
Mol.F.	: C20H26O4
Mol.Wt.	: 330.4
Inv. Status	: In Stock

Prednisolone D6

SZ CAT No:	: SZ-P027D01
CAS No	: NA
Mol.F.	: C21H22D6O5
Mol.Wt.	: 366.5
Inv. Status	: Custom Synthesis
Rel. CAS No	: 50-24-8(Unlabeled)

Methylprednisolone D6

SZ CAT No:	: SZ-P027D02
CAS No	: NA
Mol.F.	: C22H24D6O5
Mol.Wt.	: 380.5
Inv. Status	: Custom Synthesis
Rel. CAS No	: 83-43-2(Unlabeled)

Prednisolone D8 Acetate

SZ CAT No:	: SZ-P027D03
CAS No	: NA
Mol.F.	: C23H22D8O6
Mol.Wt.	: 410.5
Inv. Status	: Custom Synthesis
Rel. CAS No	: 52-21-1(Unlabeled)

6α,9α-Difluoroprednisolone 17-Acetate

SZ CAT No:	: SZ-P027059
CAS No	: 23674-85-3
Mol.F.	: C23H28F2O6
Mol.Wt.	: 438.5
Inv. Status	: In Stock

Prednisolone carbonate

SZ CAT No:	: SZ-P027060
CAS No	: 133991-63-6
Mol.F.	: C23H30O7
Mol.Wt.	: 418.5
Inv. Status	: In Stock
Rel. CAS No	: 864811-00-7 (Na salt)

Isoflupropedone-21 phosphate

SZ CAT No:	: SZ-P027061
CAS No	: 432-44-0
Mol.F.	: C21H28FO8P
Mol.Wt.	: 458.4
Inv. Status	: In Stock
Rel. CAS No	: 94088-00-3 (Na salt) ; 432-47-3 (K salt)

Prednisolone 17-carbonate

SZ CAT No:	: SZ-P027062
CAS No	: 104286-02-4
Mol.F.	: C24H32O7
Mol.Wt.	: 432.5
Inv. Status	: In Stock

16α-Methyl Prednisolone

SZ CAT No:	: SZ-P027063
CAS No	: 10417-63-7
Mol.F.	: C22H30O5
Mol.Wt.	: 374.5
Inv. Status	: In Stock

17-Deshydroxyacetyl 17-Carbonyl Prednisolone

SZ CAT No:	: SZ-P027064
CAS No	: 167997-18-4
Mol.F.	: C20H26O4
Mol.Wt.	: 330.4
Inv. Status	: In Stock

16,17-Dehydro-21-hydroxyl prednisolone

SZ CAT No:	: SZ-P027065
CAS No	: NA
Mol.F.	: C21H26O5
Mol.Wt.	: 358.4
Inv. Status	: Custom Synthesis

Prednisolone Impurity 15

SZ CAT No:	: SZ-P027066
CAS No	: 75448-51-0
Mol.F.	: C20H26O4
Mol.Wt.	: 330.4
Inv. Status	: In Stock

Prednisolone Impurity 16

SZ CAT No:	: SZ-P027067
CAS No	: NA
Mol.F.	: C21H26O5
Mol.Wt.	: 358.4
Inv. Status	: In Stock

Prednisolone Impurity 17

SZ CAT No:	: SZ-P027068
CAS No	: NA
Mol.F.	: C24H32O6
Mol.Wt.	: 416.5
Inv. Status	: Custom Synthesis

Prednisolone Impurity 19

SZ CAT No:	: SZ-P027069
CAS No	: NA
Mol.F.	: C24H32O5
Mol.Wt.	: 400.5
Inv. Status	: Limited Stock

6,7-Dehydro Prednisolone 21-Acetate

SZ CAT No:	: SZ-P027070
CAS No	: 2427-45-4
Mol.F.	: C23H28O6
Mol.Wt.	: 400.5
Inv. Status	: In Stock

Prednisolone Impurity 20

SZ CAT No:	: SZ-P027071
CAS No	: 68791-68-4
Mol.F.	: C24H30ClFO5
Mol.Wt.	: 452.9
Inv. Status	: In Stock

Prednisolone Impurity 21

SZ CAT No:	: SZ-P027072
CAS No	: NA
Mol.F.	: C20H24O11P2 : 4(Na)
Mol.Wt.	: 502.4 : 4(23.0)
Inv. Status	: Custom Synthesis

Prednisolone 17-Acetate

SZ CAT No:	: SZ-P027073
CAS No	: 52628-64-5
Mol.F.	: C23H30O6
Mol.Wt.	: 402.5
Inv. Status	: In Stock

6-Alpha Hydroxyl Pednisolone

SZ CAT No:	: SZ-P027074
CAS No	: 95909-33-4
Mol.F.	: C21H28O6
Mol.Wt.	: 376.4
Inv. Status	: In Stock

9-Bromo Prednisolone Acetate

SZ CAT No:	: SZ-P027075
CAS No	: 4224-31-1
Mol.F.	: C23H29BrO6
Mol.Wt.	: 481.4
Inv. Status	: In Stock

Prednisolone Impurity 22

SZ CAT No:	: SZ-P027076
CAS No	: NA
Mol.F.	: C22H30O6
Mol.Wt.	: 390.5
Inv. Status	: Custom Synthesis

Prednisolone Metasulfobenzoate Sodium

SZ CAT No:	: SZ-P027078
CAS No	: 630-67-1
Mol.F.	: C28H32O9S : Na
Mol.Wt.	: 544.6 : 23.0
Inv. Status	: Custom Synthesis
Rel. CAS No	: 3694-41-5 (free base)

Prednisolone 20-Ethyl Ester

SZ CAT No:	: SZ-P027081
CAS No	: 182069-19-8
Mol.F.	: C25H34O7
Mol.Wt.	: 446.5
Inv. Status	: In Stock
Rel. CAT No	: SZ-L034005 ,

Prednisolone Dicarbonate

SZ CAT No:	: SZ-P027082
CAS No	: 133991-62-5
Mol.F.	: C26H34O9
Mol.Wt.	: 490.5
Inv. Status	: In Stock
Rel. CAT No	: SZ-L034014 ,

Prednisolone Caproate

SZ CAT No:	: SZ-P027083
CAS No	: 69164-69-8
Mol.F.	: C27H38O6
Mol.Wt.	: 458.6
Inv. Status	: Custom Synthesis

Prednisolone 21-Mesylate

SZ CAT No:	: SZ-P027084
CAS No	: 35410-28-7
Mol.F.	: C22H30O7S
Mol.Wt.	: 438.5
Inv. Status	: Custom Synthesis

20-Dihydroprednisolonic acid

SZ CAT No:	: SZ-P027085
CAS No	: 62358-12-7
Mol.F.	: C21H28O6
Mol.Wt.	: 376.4
Inv. Status	: In Stock

Prednisolone Tebutate

SZ CAT No:	: SZ-P027086
CAS No	: 7681-14-3
Mol.F.	: C27H38O6
Mol.Wt.	: 458.6
Inv. Status	: Custom Synthesis

6α-Hydroxy Prednisolone Acetate

SZ CAT No:	: SZ-P027087
CAS No	: 134526-05-9
Mol.F.	: C23H30O7
Mol.Wt.	: 418.5
Inv. Status	: Custom Synthesis

6Beta-Hydroxy Prednisolone Acetate

SZ CAT No:	: SZ-P027088
CAS No	: 96709-31-8
Mol.F.	: C23H30O7
Mol.Wt.	: 418.5
Inv. Status	: Custom Synthesis

Prednisolone EP Impurity B

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