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Pharmaceutical Reference Standards

Brimonidine 

Picture of Brimonidine 
CAT No: SZ-B026001
CAS No: 59803-98-4
Mol.F. : C11H10BrN5
Mol.Wt. : 292.1
Inv. Status: In Stock
Rel. CAS No : 70359-46-5 (Tartrate salt)
Rel. CAT No : SZ-B026045,
SZ-B026001
CAS No:59803-98-4
Mol.F.: C11H10BrN5 
Mol.Wt.: 292.1
Inv. Status: In Stock
Rel. CAS No : 70359-46-5 (Tartrate salt)

Brimonidine EP Impurity A

Picture of Brimonidine EP Impurity A
CAT No: SZ-B026002
CAS No: 91147-43-2
Mol.F. : C11H11N5
Mol.Wt. : 213.2
Inv. Status: In Stock
SZ-B026002
CAS No:91147-43-2
Mol.F.: C11H11N5 
Mol.Wt.: 213.2
Inv. Status: In Stock

Brimonidine EP Impurity B

Picture of Brimonidine EP Impurity B
CAT No: SZ-B026003
CAS No: 50358-63-9
Mol.F. : C8H6BrN3
Mol.Wt. : 224.1
Inv. Status: In Stock
SZ-B026003
CAS No:50358-63-9
Mol.F.: C8H6BrN3 
Mol.Wt.: 224.1
Inv. Status: In Stock

Brimonidine EP Impurity C

Picture of Brimonidine EP Impurity C
CAT No: SZ-B026004
CAS No: 6298-37-9
Mol.F. : C8H7N3
Mol.Wt. : 145.2
Inv. Status: In Stock
SZ-B026004
CAS No:6298-37-9
Mol.F.: C8H7N3 
Mol.Wt.: 145.2
Inv. Status: In Stock

Brimonidine EP Impurity D

Picture of Brimonidine EP Impurity D
CAT No: SZ-B026005
CAS No: 842138-74-3
Mol.F. : C9H7BrN4S
Mol.Wt. : 283.2
Inv. Status: In Stock
SZ-B026005
CAS No:842138-74-3
Mol.F.: C9H7BrN4S 
Mol.Wt.: 283.2
Inv. Status: In Stock

Brimonidine EP Impurity E 

Picture of Brimonidine EP Impurity E 
CAT No: SZ-B026006
CAS No: NA
Mol.F. : C9H8BrN5 : C2HF3O2
Mol.Wt. : 266.1 : 114.0
Inv. Status: In Stock
Rel. CAS No : 168329-48-4 (free base) ; 1797986-78-7 (HCl salt)
SZ-B026006
CAS No:NA
Mol.F.: C9H8BrN5 : C2HF3O2
Mol.Wt.: 266.1 : 114.0
Inv. Status: In Stock
Rel. CAS No : 168329-48-4 (free base) ; 1797986-78-7 (HCl salt)

Brimonidine EP Impurity F

Picture of Brimonidine EP Impurity F
CAT No: SZ-B026007
CAS No: 151110-15-5
Mol.F. : C11H8BrN5
Mol.Wt. : 290.1
Inv. Status: In Stock
Rel. CAS No : 151110-16-6 (HCl salt)
SZ-B026007
CAS No:151110-15-5
Mol.F.: C11H8BrN5 
Mol.Wt.: 290.1
Inv. Status: In Stock
Rel. CAS No : 151110-16-6 (HCl salt)

Brimonidine EP Impurity G (TFA Salt)

Picture of Brimonidine EP Impurity G (TFA Salt)
CAT No: SZ-B026008
CAS No: 1391054-10-6
Mol.F. : C11H12BrN5O : C2HF3O2
Mol.Wt. : 310.2 : 114.0
Inv. Status: In Stock
Rel. CAS No : 1216379-05-3 (free base)
SZ-B026008
CAS No:1391054-10-6
Mol.F.: C11H12BrN5O : C2HF3O2
Mol.Wt.: 310.2 : 114.0
Inv. Status: In Stock
Rel. CAS No : 1216379-05-3 (free base)

Brimonidine EP Impurity H 

Picture of Brimonidine EP Impurity H 
CAT No: SZ-B026009
CAS No: 91147-46-5
Mol.F. : C11H10ClN5
Mol.Wt. : 247.7
Inv. Status: In Stock
SZ-B026009
CAS No:91147-46-5
Mol.F.: C11H10ClN5 
Mol.Wt.: 247.7
Inv. Status: In Stock

Brimonidine Carbamothioate Impurity

Picture of Brimonidine Carbamothioate Impurity
CAT No: SZ-B026010
CAS No: 842138-75-4
Mol.F. : C11H10BrN3OS
Mol.Wt. : 312.2
Inv. Status: In Stock
SZ-B026010
CAS No:842138-75-4
Mol.F.: C11H10BrN3OS 
Mol.Wt.: 312.2
Inv. Status: In Stock

Brimonidine 2,3-Dione Impurity

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CAT No: SZ-B026011
CAS No: 182627-95-8
Mol.F. : C11H10BrN5O2
Mol.Wt. : 324.1
Inv. Status: In Stock
SZ-B026011
CAS No:182627-95-8
Mol.F.: C11H10BrN5O2 
Mol.Wt.: 324.1
Inv. Status: In Stock

Brimonidine Tartrate Impurity 2

Picture of Brimonidine Tartrate Impurity 2
CAT No: SZ-B026013
CAS No: NA
Mol.F. : C10H8BrN3S
Mol.Wt. : 282.2
Inv. Status: In Stock
SZ-B026013
CAS No:NA
Mol.F.: C10H8BrN3S 
Mol.Wt.: 282.2
Inv. Status: In Stock

Brimonidine Tartrate Impurity 3

Picture of Brimonidine Tartrate Impurity 3
CAT No: SZ-B026014
CAS No: 1217439-06-9
Mol.F. : C13H14N4
Mol.Wt. : 226.3
Inv. Status: Limited Stock
SZ-B026014
CAS No:1217439-06-9
Mol.F.: C13H14N4 
Mol.Wt.: 226.3
Inv. Status: Limited Stock

Brimonidine Related Impurity 3

Picture of Brimonidine Related Impurity 3
CAT No: SZ-B026015
CAS No: 135306-56-8
Mol.F. : C9H5N3S
Mol.Wt. : 187.2
Inv. Status: In Stock
SZ-B026015
CAS No:135306-56-8
Mol.F.: C9H5N3S
Mol.Wt.: 187.2
Inv. Status: In Stock

Brimonidine Dimer

Picture of Brimonidine Dimer
CAT No: SZ-B026016
CAS No: NA
Mol.F. : C23H20Br2N10
Mol.Wt. : 596.3
Inv. Status: In Stock
SZ-B026016
CAS No:NA
Mol.F.: C23H20Br2N10
Mol.Wt.: 596.3
Inv. Status: In Stock

Brimonidine Tartrate Impurity

Picture of Brimonidine Tartrate Impurity
CAT No: SZ-B026017
CAS No: NA
Mol.F. : C15H12BrN5O4
Mol.Wt. : 406.2
Inv. Status: Custom Synthesis
SZ-B026017
CAS No:NA
Mol.F.: C15H12BrN5O4
Mol.Wt.: 406.2
Inv. Status: Custom Synthesis

Brimonidine Acrylate

Picture of Brimonidine Acrylate
CAT No: SZ-B026018
CAS No: NA
Mol.F. : C14H14BrN5O2
Mol.Wt. : 364.2
Inv. Status: In Stock
SZ-B026018
CAS No:NA
Mol.F.: C14H14BrN5O2
Mol.Wt.: 364.2
Inv. Status: In Stock

Brimonidine Related Impurity 4

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CAT No: SZ-B026019
CAS No: 182628-02-0
Mol.F. : C9H5BrN4
Mol.Wt. : 249.1
Inv. Status: In Stock
SZ-B026019
CAS No:182628-02-0
Mol.F.: C9H5BrN4
Mol.Wt.: 249.1
Inv. Status: In Stock

Brimonidine Impurity I

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CAT No: SZ-B026020
CAS No: 134892-46-9
Mol.F. : C9H4BrN3S
Mol.Wt. : 266.1
Inv. Status: In Stock
SZ-B026020
CAS No:134892-46-9
Mol.F.: C9H4BrN3S
Mol.Wt.: 266.1
Inv. Status: In Stock

Brimonidine Impurity 1

Picture of Brimonidine Impurity 1
CAT No: SZ-B026021
CAS No: NA
Mol.F. : C14H13BrN6O4
Mol.Wt. : 409.2
Inv. Status: Custom Synthesis
SZ-B026021
CAS No:NA
Mol.F.: C14H13BrN6O4
Mol.Wt.: 409.2
Inv. Status: Custom Synthesis

Brimonidine Impurity 8

Picture of Brimonidine Impurity 8
CAT No: SZ-B026022
CAS No: 185312-10-1
Mol.F. : C11H9N5
Mol.Wt. : 211.2
Inv. Status: Limited Stock
SZ-B026022
CAS No:185312-10-1
Mol.F.: C11H9N5
Mol.Wt.: 211.2
Inv. Status: Limited Stock

Brimonidine EP Impurity G

Picture of Brimonidine EP Impurity G
CAT No: SZ-B026023
CAS No: 1216379-05-3
Mol.F. : C11H12BrN5O
Mol.Wt. : 310.2
Inv. Status: In Stock
SZ-B026023
CAS No:1216379-05-3
Mol.F.: C11H12BrN5O
Mol.Wt.: 310.2
Inv. Status: In Stock

Brimonidine Impurity 2

Picture of Brimonidine Impurity 2
CAT No: SZ-B026024
CAS No: NA
Mol.F. : C22H18Br2N10
Mol.Wt. : 582.3
Inv. Status: Custom Synthesis
SZ-B026024
CAS No:NA
Mol.F.: C22H18Br2N10
Mol.Wt.: 582.3
Inv. Status: Custom Synthesis

Brimonidine Impurity 3

Picture of Brimonidine Impurity 3
CAT No: SZ-B026025
CAS No: NA
Mol.F. : C15H12BrN5O3
Mol.Wt. : 390.2
Inv. Status: Custom Synthesis
SZ-B026025
CAS No:NA
Mol.F.: C15H12BrN5O3
Mol.Wt.: 390.2
Inv. Status: Custom Synthesis

Brimonidine Open Ring Impurity

Picture of Brimonidine Open Ring Impurity
CAT No: SZ-B026027
CAS No: 134892-47-0
Mol.F. : C11H12BrN5S
Mol.Wt. : 326.2
Inv. Status: Custom Synthesis
SZ-B026027
CAS No:134892-47-0
Mol.F.: C11H12BrN5S
Mol.Wt.: 326.2
Inv. Status: Custom Synthesis

Brimonidine Impurity 5

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CAT No: SZ-B026028
CAS No: 2742962-04-3
Mol.F. : C12H12BrN3OS
Mol.Wt. : 326.2
Inv. Status: In Stock
SZ-B026028
CAS No:2742962-04-3
Mol.F.: C12H12BrN3OS
Mol.Wt.: 326.2
Inv. Status: In Stock

N-tert-Butyloxycarbonyl Hydroxy Brimonidine

Picture of N-tert-Butyloxycarbonyl Hydroxy Brimonidine
CAT No: SZ-B026029
CAS No: 1391053-57-8
Mol.F. : C16H20BrN5O3
Mol.Wt. : 410.3
Inv. Status: In Stock
SZ-B026029
CAS No:1391053-57-8
Mol.F.: C16H20BrN5O3
Mol.Wt.: 410.3
Inv. Status: In Stock

Brimonidine Impurity 6

Picture of Brimonidine Impurity 6
CAT No: SZ-B026030
CAS No: NA
Mol.F. : C14H14BrN5O2
Mol.Wt. : 364.2
Inv. Status: Out of Stock, Custom Synthesis
SZ-B026030
CAS No:NA
Mol.F.: C14H14BrN5O2
Mol.Wt.: 364.2
Inv. Status: Out of Stock, Custom Synthesis

Acetyl Brimonidine Impurity

Picture of Acetyl Brimonidine Impurity
CAT No: SZ-B026035
CAS No: 1158184-23-6
Mol.F. : C13H12BrN5O
Mol.Wt. : 334.2
Inv. Status: In Stock
SZ-B026035
CAS No:1158184-23-6
Mol.F.: C13H12BrN5O
Mol.Wt.: 334.2
Inv. Status: In Stock

Brimonidine Impurity 10

Picture of Brimonidine Impurity 10
CAT No: SZ-B026038
CAS No: NA
Mol.F. : C11H9N5
Mol.Wt. : 211.2
Inv. Status: In Stock
SZ-B026038
CAS No:NA
Mol.F.: C11H9N5
Mol.Wt.: 211.2
Inv. Status: In Stock

Brimonidine Impurity 11

Picture of Brimonidine Impurity 11
CAT No: SZ-B026039
CAS No: NA
Mol.F. : C15H14BrN5O5
Mol.Wt. : 424.2
Inv. Status: Custom Synthesis
SZ-B026039
CAS No:NA
Mol.F.: C15H14BrN5O5
Mol.Wt.: 424.2
Inv. Status: Custom Synthesis

Brimonidine Impurity 12

Picture of Brimonidine Impurity 12
CAT No: SZ-B026040
CAS No: NA
Mol.F. : C15H12BrN5O4
Mol.Wt. : 406.2
Inv. Status: Custom Synthesis
SZ-B026040
CAS No:NA
Mol.F.: C15H12BrN5O4
Mol.Wt.: 406.2
Inv. Status: Custom Synthesis

Brimonidine Impurity 13

Picture of Brimonidine Impurity 13
CAT No: SZ-B026041
CAS No: 934548-66-0
Mol.F. : C15H12BrN5O3
Mol.Wt. : 390.2
Inv. Status: In Stock
SZ-B026041
CAS No:934548-66-0
Mol.F.: C15H12BrN5O3
Mol.Wt.: 390.2
Inv. Status: In Stock

Brimonidine Impurity 14

Picture of Brimonidine Impurity 14
CAT No: SZ-B026042
CAS No: NA
Mol.F. : C15H10BrN5O3
Mol.Wt. : 388.2
Inv. Status: Custom Synthesis
SZ-B026042
CAS No:NA
Mol.F.: C15H10BrN5O3
Mol.Wt.: 388.2
Inv. Status: Custom Synthesis

Brimonidine Impurity 15

Picture of Brimonidine Impurity 15
CAT No: SZ-B026043
CAS No: NA
Mol.F. : C16H12BrN5O5
Mol.Wt. : 434.2
Inv. Status: Custom Synthesis
SZ-B026043
CAS No:NA
Mol.F.: C16H12BrN5O5
Mol.Wt.: 434.2
Inv. Status: Custom Synthesis

Brimonidine Tartrate

Picture of Brimonidine Tartrate
CAT No: SZ-B026045
CAS No: 70359-46-5
Mol.F. : C11H10BrN5 : C4H6O6
Mol.Wt. : 292.1 : 150.1
Inv. Status: In Stock
Rel. CAS No : 59803-98-4 (free base)
Rel. CAT No : SZ-B026001,
SZ-B026045
CAS No:70359-46-5
Mol.F.: C11H10BrN5 : C4H6O6
Mol.Wt.: 292.1 : 150.1
Inv. Status: In Stock
Rel. CAS No : 59803-98-4 (free base)

Brimonidine Impurity 17

Picture of Brimonidine Impurity 17
CAT No: SZ-B026046
CAS No: NA
Mol.F. : C15H12BrN5O3
Mol.Wt. : 390.2
Inv. Status: Custom Synthesis
SZ-B026046
CAS No:NA
Mol.F.: C15H12BrN5O3
Mol.Wt.: 390.2
Inv. Status: Custom Synthesis

Brimonidine Impurity 18

Picture of Brimonidine Impurity 18
CAT No: SZ-B026047
CAS No: NA
Mol.F. : C15H14BrN5O4
Mol.Wt. : 408.2
Inv. Status: Custom Synthesis
SZ-B026047
CAS No:NA
Mol.F.: C15H14BrN5O4
Mol.Wt.: 408.2
Inv. Status: Custom Synthesis

Brimonidine 2-oxo and 3-oxo (1:1) Impurity

Picture of Brimonidine 2-oxo and 3-oxo (1:1) Impurity
CAT No: SZ-B026048
CAS No: NA
Mol.F. : C11H10BrN5O
Mol.Wt. : 308.1
Inv. Status: Custom Synthesis
SZ-B026048
CAS No:NA
Mol.F.: C11H10BrN5O
Mol.Wt.: 308.1
Inv. Status: Custom Synthesis

Brimonidine Impurity 19

Picture of Brimonidine Impurity 19
CAT No: SZ-B026049
CAS No: NA
Mol.F. : C16H17BrN6O
Mol.Wt. : 389.3
Inv. Status: Custom Synthesis
SZ-B026049
CAS No:NA
Mol.F.: C16H17BrN6O
Mol.Wt.: 389.3
Inv. Status: Custom Synthesis

Brimonidine Impurity 20

Picture of Brimonidine Impurity 20
CAT No: SZ-B026050
CAS No: NA
Mol.F. : C11H12BrN5O
Mol.Wt. : 310.2
Inv. Status: Custom Synthesis
SZ-B026050
CAS No:NA
Mol.F.: C11H12BrN5O
Mol.Wt.: 310.2
Inv. Status: Custom Synthesis

Brimonidine Impurity 21

Picture of Brimonidine Impurity 21
CAT No: SZ-B026051
CAS No: NA
Mol.F. : C15H16BrN5O5
Mol.Wt. : 426.2
Inv. Status: Custom Synthesis
SZ-B026051
CAS No:NA
Mol.F.: C15H16BrN5O5
Mol.Wt.: 426.2
Inv. Status: Custom Synthesis

Brimonidine Impurity 22

Picture of Brimonidine Impurity 22
CAT No: SZ-B026052
CAS No: NA
Mol.F. : C15H12BrN5O3
Mol.Wt. : 390.2
Inv. Status: Custom Synthesis
SZ-B026052
CAS No:NA
Mol.F.: C15H12BrN5O3
Mol.Wt.: 390.2
Inv. Status: Custom Synthesis

Brimonidine Impurity 23

Picture of Brimonidine Impurity 23
CAT No: SZ-B026053
CAS No: NA
Mol.F. : C11H12BrN5O
Mol.Wt. : 310.2
Inv. Status: Custom Synthesis
SZ-B026053
CAS No:NA
Mol.F.: C11H12BrN5O
Mol.Wt.: 310.2
Inv. Status: Custom Synthesis

Brimonidine Impurity 24

Picture of Brimonidine Impurity 24
CAT No: SZ-B026054
CAS No: NA
Mol.F. : C14H12BrN5O
Mol.Wt. : 346.2
Inv. Status: In Stock
SZ-B026054
CAS No:NA
Mol.F.: C14H12BrN5O
Mol.Wt.: 346.2
Inv. Status: In Stock

Brimonidine Impurity 25

Picture of Brimonidine Impurity 25
CAT No: SZ-B026055
CAS No: NA
Mol.F. : C17H10BrN5O2
Mol.Wt. : 396.2
Inv. Status: Custom Synthesis
SZ-B026055
CAS No:NA
Mol.F.: C17H10BrN5O2
Mol.Wt.: 396.2
Inv. Status: Custom Synthesis

Brimonidine Impurity 26

Picture of Brimonidine Impurity 26
CAT No: SZ-B026056
CAS No: NA
Mol.F. : C14H12BrN5O2
Mol.Wt. : 362.2
Inv. Status: Custom Synthesis
SZ-B026056
CAS No:NA
Mol.F.: C14H12BrN5O2
Mol.Wt.: 362.2
Inv. Status: Custom Synthesis

Brimonidine Impurity 27

Picture of Brimonidine Impurity 27
CAT No: SZ-B026057
CAS No: NA
Mol.F. : C13H10BrN5O
Mol.Wt. : 332.2
Inv. Status: Custom Synthesis
SZ-B026057
CAS No:NA
Mol.F.: C13H10BrN5O
Mol.Wt.: 332.2
Inv. Status: Custom Synthesis

Brimonidine Impurity 28

Picture of Brimonidine Impurity 28
CAT No: SZ-B026058
CAS No: NA
Mol.F. : C13H10BrN5O2
Mol.Wt. : 348.2
Inv. Status: Custom Synthesis
SZ-B026058
CAS No:NA
Mol.F.: C13H10BrN5O2
Mol.Wt.: 348.2
Inv. Status: Custom Synthesis

Brimonidine Impurity 29

Picture of Brimonidine Impurity 29
CAT No: SZ-B026059
CAS No: NA
Mol.F. : C15H12BrN5O3
Mol.Wt. : 390.2
Inv. Status: Custom Synthesis
SZ-B026059
CAS No:NA
Mol.F.: C15H12BrN5O3
Mol.Wt.: 390.2
Inv. Status: Custom Synthesis

Brimonidine Impurity 30

Picture of Brimonidine Impurity 30
CAT No: SZ-B026060
CAS No: NA
Mol.F. : C15H14BrN5O4
Mol.Wt. : 408.2
Inv. Status: Custom Synthesis
SZ-B026060
CAS No:NA
Mol.F.: C15H14BrN5O4
Mol.Wt.: 408.2
Inv. Status: Custom Synthesis

Possible Nitroso Standards

Brimonidine Nitroso Impurity

Picture of Brimonidine Nitroso Impurity
CAT No: SZ-B026032
CAS No: NA
Mol.F. : C11H9BrN6O
Mol.Wt. : 321.1
Inv. Status: In Stock
SZ-B026032
CAS No:NA
Mol.F.: C11H9BrN6O
Mol.Wt.: 321.1
Inv. Status: In Stock

Brimonidine Nitroso Impurity 1

Picture of Brimonidine Nitroso Impurity 1
CAT No: SZ-B026033
CAS No: NA
Mol.F. : C11H8BrN7O2
Mol.Wt. : 350.1
Inv. Status: Custom Synthesis
SZ-B026033
CAS No:NA
Mol.F.: C11H8BrN7O2
Mol.Wt.: 350.1
Inv. Status: Custom Synthesis

Brimonidine Nitroso Impurity 2

Picture of Brimonidine Nitroso Impurity 2
CAT No: SZ-B026034
CAS No: NA
Mol.F. : C11H9BrN6O
Mol.Wt. : 321.1
Inv. Status: Custom Synthesis
SZ-B026034
CAS No:NA
Mol.F.: C11H9BrN6O
Mol.Wt.: 321.1
Inv. Status: Custom Synthesis