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Stable Isotopes And Metabolites

Levonorgestrel D6

Picture of Levonorgestrel D6
CAT No: SZ-L021D01
CAS No: 797-63-7(Unlabeled)
Mol.F. : C21H22D6O2
Mol.Wt. : 318.49
Inv. Status: Custom Synthesis
SZ-L021D01
CAS No:797-63-7(Unlabeled)
Mol.F.: C21H22D6O2
Mol.Wt.: 318.49
Inv. Status: Custom Synthesis

Pharmaceutical Reference Standards

Levonorgestrel

Picture of Levonorgestrel
CAT No: SZ-L021001
CAS No: 797-63-7
Mol.F. : C21H28O2
Mol.Wt. : 312.45
Inv. Status: In Stock
Same As : SZ-N055003,
SZ-L021001
CAS No:797-63-7
Mol.F.: C21H28O2
Mol.Wt.: 312.45
Inv. Status: In Stock
Same As : SZ-N055003,

Levonorgestrel EP Impurity A

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CAT No: SZ-L021002
CAS No: 1260525-53-8
Mol.F. : C21H26O2
Mol.Wt. : 310.44
Inv. Status: Custom Synthesis
SZ-L021002
CAS No:1260525-53-8
Mol.F.: C21H26O2
Mol.Wt.: 310.44
Inv. Status: Custom Synthesis

Levonorgestrel EP Impurity B

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CAT No: SZ-L021003
CAS No: 19914-67-1
Mol.F. : C21H28O2
Mol.Wt. : 312.45
Inv. Status: In Stock
SZ-L021003
CAS No:19914-67-1
Mol.F.: C21H28O2
Mol.Wt.: 312.45
Inv. Status: In Stock

Levonorgestrel EP Impurity C

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CAT No: SZ-L021004
CAS No: 1337972-89-0
Mol.F. : C23H28O
Mol.Wt. : 320.48
Inv. Status: In Stock
SZ-L021004
CAS No:1337972-89-0
Mol.F.: C23H28O
Mol.Wt.: 320.48
Inv. Status: In Stock

Levonorgestrel EP Impurity D

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CAT No: SZ-L021005
CAS No: 32419-58-2
Mol.F. : C21H30O
Mol.Wt. : 298.47
Inv. Status: Custom Synthesis
SZ-L021005
CAS No:32419-58-2
Mol.F.: C21H30O
Mol.Wt.: 298.47
Inv. Status: Custom Synthesis

Levonorgestrel EP Impurity G

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CAT No: SZ-L021006
CAS No: 87585-03-3
Mol.F. : C21H28O3
Mol.Wt. : 328.45
Inv. Status: In Stock
SZ-L021006
CAS No:87585-03-3
Mol.F.: C21H28O3
Mol.Wt.: 328.45
Inv. Status: In Stock

Levonorgestrel EP Impurity H

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CAT No: SZ-L021007
CAS No: 55555-97-0
Mol.F. : C21H28O3
Mol.Wt. : 328.45
Inv. Status: In Stock
SZ-L021007
CAS No:55555-97-0
Mol.F.: C21H28O3
Mol.Wt.: 328.45
Inv. Status: In Stock

Levonorgestrel EP Impurity I

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CAT No: SZ-L021008
CAS No: 20402-62-4 
Mol.F. : C21H28O3
Mol.Wt. : 328.45
Inv. Status: Under Synthesis
SZ-L021008
CAS No:20402-62-4 
Mol.F.: C21H28O3
Mol.Wt.: 328.45
Inv. Status: Under Synthesis

Levonorgestrel EP Impurity J

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CAT No: SZ-L021009
CAS No: 1175109-63-3
Mol.F. : C21H26O3
Mol.Wt. : 326.44
Inv. Status: In Stock
SZ-L021009
CAS No:1175109-63-3
Mol.F.: C21H26O3
Mol.Wt.: 326.44
Inv. Status: In Stock

Levonorgestrel EP Impurity K

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CAT No: SZ-L021010
CAS No: 793-55-5
Mol.F. : C19H28O2
Mol.Wt. : 288.43
Inv. Status: In Stock
SZ-L021010
CAS No:793-55-5
Mol.F.: C19H28O2
Mol.Wt.: 288.43
Inv. Status: In Stock

Levonorgestrel EP Impurity L

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CAT No: SZ-L021011
CAS No: 21800-83-9
Mol.F. : C19H26O2
Mol.Wt. : 286.42
Inv. Status: In Stock
SZ-L021011
CAS No:21800-83-9
Mol.F.: C19H26O2
Mol.Wt.: 286.42
Inv. Status: In Stock

Levonorgestrel EP Impurity M

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CAT No: SZ-L021012
CAS No: 51087-61-7
Mol.F. : C21H26O2
Mol.Wt. : 310.44
Inv. Status: In Stock
SZ-L021012
CAS No:51087-61-7
Mol.F.: C21H26O2
Mol.Wt.: 310.44
Inv. Status: In Stock

Levonorgestrel EP Impurity N

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CAT No: SZ-L021013
CAS No: 4222-96-2
Mol.F. : C19H26O2
Mol.Wt. : 286.42
Inv. Status: In Stock
SZ-L021013
CAS No:4222-96-2
Mol.F.: C19H26O2
Mol.Wt.: 286.42
Inv. Status: In Stock

Levonorgestrel EP Impurity O

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CAT No: SZ-L021014
CAS No: 155683-60-6
Mol.F. : C22H32O3
Mol.Wt. : 344.5
Inv. Status: Under Synthesis
SZ-L021014
CAS No:155683-60-6
Mol.F.: C22H32O3
Mol.Wt.: 344.5
Inv. Status: Under Synthesis

Levonorgestrel EP Impurity P

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CAT No: SZ-L021015
CAS No: 100021-05-4 
Mol.F. : C21H28O2
Mol.Wt. : 312.45
Inv. Status: Custom Synthesis
SZ-L021015
CAS No:100021-05-4 
Mol.F.: C21H28O2
Mol.Wt.: 312.45
Inv. Status: Custom Synthesis

Levonorgestrel EP Impurity Q

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CAT No: SZ-L021016
CAS No: 1038-28-4
Mol.F. : C20H30O2
Mol.Wt. : 302.46
Inv. Status: Custom Synthesis
SZ-L021016
CAS No:1038-28-4
Mol.F.: C20H30O2
Mol.Wt.: 302.46
Inv. Status: Custom Synthesis

Levonorgestrel EP Impurity R

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CAT No: SZ-L021017
CAS No: 2322-77-2
Mol.F. : C20H28O2
Mol.Wt. : 300.44
Inv. Status: In Stock
SZ-L021017
CAS No:2322-77-2
Mol.F.: C20H28O2
Mol.Wt.: 300.44
Inv. Status: In Stock

Levonorgestrel EP Impurity S

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CAT No: SZ-L021018
CAS No: 176254-10-7
Mol.F. : C22H30O2
Mol.Wt. : 326.48
Inv. Status: In Stock
SZ-L021018
CAS No:176254-10-7
Mol.F.: C22H30O2
Mol.Wt.: 326.48
Inv. Status: In Stock

Levonorgestrel EP Impurity T

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CAT No: SZ-L021019
CAS No: 799-43-9
Mol.F. : C22H30O2
Mol.Wt. : 326.48
Inv. Status: Custom Synthesis
SZ-L021019
CAS No:799-43-9
Mol.F.: C22H30O2
Mol.Wt.: 326.48
Inv. Status: Custom Synthesis

Levonorgestrel EP Impurity V

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CAT No: SZ-L021021
CAS No: 14009-70-2
Mol.F. : C22H28O2
Mol.Wt. : 324.46
Inv. Status: In Stock
SZ-L021021
CAS No:14009-70-2
Mol.F.: C22H28O2
Mol.Wt.: 324.46
Inv. Status: In Stock

Levonorgestrel EP Impurity W

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CAT No: SZ-L021022
CAS No: 155683-59-3
Mol.F. : C21H24O2
Mol.Wt. : 308.42
Inv. Status: In Stock
SZ-L021022
CAS No:155683-59-3
Mol.F.: C21H24O2
Mol.Wt.: 308.42
Inv. Status: In Stock

Tetranaphthol Methyl Ester

Picture of Tetranaphthol Methyl Ester
CAT No: SZ-L021023
CAS No: 1730-48-9 
Mol.F. : C11H14O
Mol.Wt. : 162.23
Inv. Status: Custom Synthesis
SZ-L021023
CAS No:1730-48-9 
Mol.F.: C11H14O
Mol.Wt.: 162.23
Inv. Status: Custom Synthesis

Tetralone

Picture of Tetralone
CAT No: SZ-L021024
CAS No: 1078-19-9
Mol.F. : C11H12O2
Mol.Wt. : 176.22
Inv. Status: Custom Synthesis
SZ-L021024
CAS No:1078-19-9
Mol.F.: C11H12O2
Mol.Wt.: 176.22
Inv. Status: Custom Synthesis

Levonorgestrel Condensation Impurity

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CAT No: SZ-L021025
CAS No: 850-92-0
Mol.F. : C20H24O3
Mol.Wt. : 312.41
Inv. Status: Custom Synthesis
SZ-L021025
CAS No:850-92-0
Mol.F.: C20H24O3
Mol.Wt.: 312.41
Inv. Status: Custom Synthesis

Levonorgestrel Hydroxylation Impurity

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CAT No: SZ-L021026
CAS No: 2222279-03-8
Mol.F. : C20H26O3
Mol.Wt. : 314.43
Inv. Status: Custom Synthesis
SZ-L021026
CAS No:2222279-03-8
Mol.F.: C20H26O3
Mol.Wt.: 314.43
Inv. Status: Custom Synthesis

Levonorgestrel Cyclization Impurity

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CAT No: SZ-L021027
CAS No: NA
Mol.F. : C22H26O3
Mol.Wt. : 338.45
Inv. Status: Custom Synthesis
SZ-L021027
CAS No:NA
Mol.F.: C22H26O3
Mol.Wt.: 338.45
Inv. Status: Custom Synthesis

Levonorgestrel Hydrogenation Impurity

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CAT No: SZ-L021028
CAS No: NA
Mol.F. : C22H28O3
Mol.Wt. : 340.46
Inv. Status: Custom Synthesis
SZ-L021028
CAS No:NA
Mol.F.: C22H28O3
Mol.Wt.: 340.46
Inv. Status: Custom Synthesis

Levonorgestrel Lithium Ammonia Impurity

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CAT No: SZ-L021029
CAS No: NA
Mol.F. : C20H30O2
Mol.Wt. : 302.46
Inv. Status: Custom Synthesis
SZ-L021029
CAS No:NA
Mol.F.: C20H30O2
Mol.Wt.: 302.46
Inv. Status: Custom Synthesis

10-Beta hydroxy Levonorgestrel

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CAT No: SZ-L021031
CAS No: 21508-50-9
Mol.F. : C21H28O3
Mol.Wt. : 328.45
Inv. Status: In Stock
SZ-L021031
CAS No:21508-50-9
Mol.F.: C21H28O3
Mol.Wt.: 328.45
Inv. Status: In Stock