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Pharmaceutical Reference Standards

Neostigmine

Picture of Neostigmine
CAT No: SZ-N022001
CAS No: 59-99-4
Mol.F. : C12H19N2O2
Mol.Wt. : 223.3
Inv. Status: Custom Synthesis
SZ-N022001
CAS No:59-99-4
Mol.F.: C12H19N2O2
Mol.Wt.: 223.3
Inv. Status: Custom Synthesis

Neostigmine EP Impurity A

Picture of Neostigmine EP Impurity A
CAT No: SZ-N022002
CAS No: 2498-27-3
Mol.F. : C9H14NO : I
Mol.Wt. : 152.2 : 126.9
Inv. Status: In Stock
Rel. CAS No : 3483-84-9 (free base)
SZ-N022002
CAS No:2498-27-3
Mol.F.: C9H14NO : I
Mol.Wt.: 152.2 : 126.9
Inv. Status: In Stock
Rel. CAS No : 3483-84-9 (free base)

Neostigmine EP Impurity B

Picture of Neostigmine EP Impurity B
CAT No: SZ-N022003
CAS No: 99-07-0
Mol.F. : C8H11NO
Mol.Wt. : 137.2
Inv. Status: In Stock
SZ-N022003
CAS No:99-07-0
Mol.F.: C8H11NO
Mol.Wt.: 137.2
Inv. Status: In Stock

Neostigmine EP Impurity C

Picture of Neostigmine EP Impurity C
CAT No: SZ-N022004
CAS No: 16088-19-0
Mol.F. : C11H16N2O2
Mol.Wt. : 208.3
Inv. Status: In Stock
SZ-N022004
CAS No:16088-19-0
Mol.F.: C11H16N2O2
Mol.Wt.: 208.3
Inv. Status: In Stock

N-methylated Dimer 1

Picture of N-methylated Dimer 1
CAT No: SZ-N022005
CAS No: NA
Mol.F. : C25H38N4O4 : 2(Br) : 2(CH3O4S)
Mol.Wt. : 458.6 : 2(79.9) : 2(111.1)
Inv. Status: Custom Synthesis
SZ-N022005
CAS No:NA
Mol.F.: C25H38N4O4 : 2(Br) : 2(CH3O4S)
Mol.Wt.: 458.6 : 2(79.9) : 2(111.1)
Inv. Status: Custom Synthesis

Neostigmine Dimer 2

Picture of Neostigmine Dimer 2
CAT No: SZ-N022006
CAS No: NA
Mol.F. : C23H33N4O4
Mol.Wt. : 429.5
Inv. Status: Limited Stock
SZ-N022006
CAS No:NA
Mol.F.: C23H33N4O4
Mol.Wt.: 429.5
Inv. Status: Limited Stock

Neostigmine Impurity 1

Picture of Neostigmine Impurity 1
CAT No: SZ-N022007
CAS No: 2434689-89-9
Mol.F. : C13H19N3O3
Mol.Wt. : 265.3
Inv. Status: Custom Synthesis
SZ-N022007
CAS No:2434689-89-9
Mol.F.: C13H19N3O3
Mol.Wt.: 265.3
Inv. Status: Custom Synthesis

Neostigmine Impurity 2

Picture of Neostigmine Impurity 2
CAT No: SZ-N022008
CAS No: 39218-17-2
Mol.F. : C10H16NO : CH3O4S
Mol.Wt. : 166.2 : 111.1
Inv. Status: Custom Synthesis
SZ-N022008
CAS No:39218-17-2
Mol.F.: C10H16NO : CH3O4S
Mol.Wt.: 166.2 : 111.1
Inv. Status: Custom Synthesis

Neostigmine Methyl Sulfate

Picture of Neostigmine Methyl Sulfate
CAT No: SZ-N022009
CAS No: 51-60-5
Mol.F. : C12H19N2O2 : CH3O4S
Mol.Wt. : 223.3 : 111.1
Inv. Status: In Stock
SZ-N022009
CAS No:51-60-5
Mol.F.: C12H19N2O2 : CH3O4S
Mol.Wt.: 223.3 : 111.1
Inv. Status: In Stock

Neostigmine Impurity 3

Picture of Neostigmine Impurity 3
CAT No: SZ-N022010
CAS No: NA
Mol.F. : C24H36N4O4 : 2(Br) : 2(CH3O4S)
Mol.Wt. : 444.6 : 2(79.9) : 2(111.1)
Inv. Status: Custom Synthesis
SZ-N022010
CAS No:NA
Mol.F.: C24H36N4O4 : 2(Br) : 2(CH3O4S)
Mol.Wt.: 444.6 : 2(79.9) : 2(111.1)
Inv. Status: Custom Synthesis

Neostigmine Impurity 4

Picture of Neostigmine Impurity 4
CAT No: SZ-N022011
CAS No: 4312-54-3
Mol.F. : C9H14NO : CH3O4S
Mol.Wt. : 152.2 : 111.1
Inv. Status: Custom Synthesis
SZ-N022011
CAS No:4312-54-3
Mol.F.: C9H14NO : CH3O4S
Mol.Wt.: 152.2 : 111.1
Inv. Status: Custom Synthesis

Neostigmine Monomethyl Impurity

Picture of Neostigmine Monomethyl Impurity
CAT No: SZ-N022012
CAS No: 14703-69-6
Mol.F. : C7H9NO
Mol.Wt. : 123.2
Inv. Status: Custom Synthesis
SZ-N022012
CAS No:14703-69-6
Mol.F.: C7H9NO
Mol.Wt.: 123.2
Inv. Status: Custom Synthesis

Neostigmine Dicarbamate Impurity

Picture of Neostigmine Dicarbamate Impurity
CAT No: SZ-N022013
CAS No: 4939-59-7
Mol.F. : C12H17N3O3
Mol.Wt. : 251.3
Inv. Status: Custom Synthesis
SZ-N022013
CAS No:4939-59-7
Mol.F.: C12H17N3O3
Mol.Wt.: 251.3
Inv. Status: Custom Synthesis

Neostigmine Impurity 5

Picture of Neostigmine Impurity 5
CAT No: SZ-N022014
CAS No: 64050-77-7
Mol.F. : C11H17N2O2 : CH3O4S
Mol.Wt. : 209.3 : 111.1
Inv. Status: Custom Synthesis
Rel. CAS No : 17752-10-2 (free base)
SZ-N022014
CAS No:64050-77-7
Mol.F.: C11H17N2O2 : CH3O4S
Mol.Wt.: 209.3 : 111.1
Inv. Status: Custom Synthesis
Rel. CAS No : 17752-10-2 (free base)

Neostigmine Impurity 6

Picture of Neostigmine Impurity 6
CAT No: SZ-N022015
CAS No: 64051-18-9
Mol.F. : C10H15N2O2 : CH3O4S
Mol.Wt. : 195.2 : 111.1
Inv. Status: Custom Synthesis
Rel. CAS No : 64051-17-8 (free base)
SZ-N022015
CAS No:64051-18-9
Mol.F.: C10H15N2O2 : CH3O4S
Mol.Wt.: 195.2 : 111.1
Inv. Status: Custom Synthesis
Rel. CAS No : 64051-17-8 (free base)

Neostigmine Impurity 7

Picture of Neostigmine Impurity 7
CAT No: SZ-N022016
CAS No: 63468-95-1
Mol.F. : C17H22N2O2
Mol.Wt. : 286.4
Inv. Status: Custom Synthesis
SZ-N022016
CAS No:63468-95-1
Mol.F.: C17H22N2O2
Mol.Wt.: 286.4
Inv. Status: Custom Synthesis

Neostigmine Impurity 8

Picture of Neostigmine Impurity 8
CAT No: SZ-N022017
CAS No: NA
Mol.F. : C25H31N3O3
Mol.Wt. : 421.5
Inv. Status: Custom Synthesis
SZ-N022017
CAS No:NA
Mol.F.: C25H31N3O3
Mol.Wt.: 421.5
Inv. Status: Custom Synthesis

Neostigmine Impurity 9

Picture of Neostigmine Impurity 9
CAT No: SZ-N022018
CAS No: NA
Mol.F. : C26H33N3O3
Mol.Wt. : 435.6
Inv. Status: Custom Synthesis
SZ-N022018
CAS No:NA
Mol.F.: C26H33N3O3
Mol.Wt.: 435.6
Inv. Status: Custom Synthesis

Neostigmine Impurity 10

Picture of Neostigmine Impurity 10
CAT No: SZ-N022019
CAS No: NA
Mol.F. : C13H14N2O
Mol.Wt. : 214.3
Inv. Status: Custom Synthesis
SZ-N022019
CAS No:NA
Mol.F.: C13H14N2O
Mol.Wt.: 214.3
Inv. Status: Custom Synthesis

Neostigmine Impurity 11

Picture of Neostigmine Impurity 11
CAT No: SZ-N022020
CAS No: NA
Mol.F. : C14H16N2O
Mol.Wt. : 228.3
Inv. Status: Custom Synthesis
SZ-N022020
CAS No:NA
Mol.F.: C14H16N2O
Mol.Wt.: 228.3
Inv. Status: Custom Synthesis

Neostigmine Impurity 12

Picture of Neostigmine Impurity 12
CAT No: SZ-N022021
CAS No: NA
Mol.F. : C15H18N2O
Mol.Wt. : 242.3
Inv. Status: Custom Synthesis
SZ-N022021
CAS No:NA
Mol.F.: C15H18N2O
Mol.Wt.: 242.3
Inv. Status: Custom Synthesis

Neostigmine Impurity 13

Picture of Neostigmine Impurity 13
CAT No: SZ-N022022
CAS No: 867020-61-9
Mol.F. : C16H20N2O
Mol.Wt. : 256.3
Inv. Status: Custom Synthesis
SZ-N022022
CAS No:867020-61-9
Mol.F.: C16H20N2O
Mol.Wt.: 256.3
Inv. Status: Custom Synthesis