Neostigmine

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Pharmaceutical Reference Standards

Neostigmine

CAT. No.	CP-N33000
CAS. No.	59-99-4
Mol. F.	C12H19N2O2
Mol. Wt.	223.3
Stock Status:	Custom Synthesis

Neostigmine EP Impurity A

CAT. No.	CP-N33001
CAS. No.	2498-27-3
Mol. F.	C9H14NO : I
Mol. Wt.	152.22 : 126.91
Stock Status:	Custom Synthesis

Rel. Cas No: 3483-84-9 (free base)

Neostigmine EP Impurity B

CAT. No.	CP-N33002
CAS. No.	99-07-0
Mol. F.	C8H11NO
Mol. Wt.	137.18
Stock Status:	Custom Synthesis

Neostigmine EP Impurity C

CAT. No.	CP-N33003
CAS. No.	16088-19-0
Mol. F.	C11H16N2O2
Mol. Wt.	208.26
Stock Status:	Custom Synthesis

Neostigmine Methyl Sulfate

CAT. No.	CP-N33004
CAS. No.	51-60-5
Mol. F.	C12H19N2O2 : CH3O4S
Mol. Wt.	223.3 : 111.1
Stock Status:	In Stock

3-(Methylamino)phenol

CAT. No.	CP-N33005
CAS. No.	14703-69-6
Mol. F.	C7H9NO
Mol. Wt.	123.16
Stock Status:	Custom Synthesis

3-(3,3-Dimethylureido)phenyl dimethylcarbamate

CAT. No.	CP-N33006
CAS. No.	4939-59-7
Mol. F.	C12H17N3O3
Mol. Wt.	251.29
Stock Status:	Custom Synthesis

N-Nitroso Neostigmine Monomethyl Impurity

CAT. No.	CP-N33007
CAS. No.	NA
Mol. F.	C7H8N2O2
Mol. Wt.	152.15
Stock Status:	Custom Synthesis

N-Nitroso Neostigmine Impurity 1

CAT. No.	CP-N33008
CAS. No.	NA
Mol. F.	C10H13N3O3
Mol. Wt.	223.23
Stock Status:	Custom Synthesis

Neostigmine Impurity 1

CAT. No.	CP-N33009
CAS. No.	2434689-89-9
Mol. F.	C13H19N3O3
Mol. Wt.	265.31
Stock Status:	Custom Synthesis

Rel. Cas No: 2434689-91-3 (HCl salt)

Neostigmine Impurity 2 Metilsulfate

CAT. No.	CP-N33010
CAS. No.	39218-17-2
Mol. F.	C10H16NO : CH3O4S
Mol. Wt.	166.24 : 111.09
Stock Status:	Custom Synthesis

Rel. Cas No: 22237-93-0 (free base)

Neostigmine Impurity 5 Metilsulfate

CAT. No.	CP-N33011
CAS. No.	64050-77-7
Mol. F.	C11H17N2O2 : CH3O4S
Mol. Wt.	209.27 : 111.09
Stock Status:	Custom Synthesis

Rel. Cas No: 17752-10-2 (free base)

Neostigmine Impurity 6 Metilsulfate

CAT. No.	CP-N33012
CAS. No.	64051-18-9
Mol. F.	C10H15N2O2 : CH3O4S
Mol. Wt.	195.24 : 111.09
Stock Status:	Custom Synthesis

Rel. Cas No: 64051-17-8 (free base)

Neostigmine Impurity 7

CAT. No.	CP-N33013
CAS. No.	63468-95-1
Mol. F.	C17H22N2O2
Mol. Wt.	286.38
Stock Status:	Custom Synthesis

Neostigmine Impurity 13

CAT. No.	CP-N33014
CAS. No.	867020-61-9
Mol. F.	C16H20N2O
Mol. Wt.	256.35
Stock Status:	Custom Synthesis

N-Nitroso N-Desmethyl Neostigmine EP Impurity B

CAT. No.	CP-N33015
CAS. No.	23040-64-4
Mol. F.	C7H8N2O2
Mol. Wt.	152.15
Stock Status:	Custom Synthesis

Neostigmine Impurity 5

CAT. No.	CP-N33016
CAS. No.	611-24-5
Mol. F.	C7H9NO
Mol. Wt.	123.16
Stock Status:	Please Enquire

Neostigmine Impurity 4

CAT. No.	CP-N33017
CAS. No.	619-60-3
Mol. F.	C8H11NO
Mol. Wt.	137.18
Stock Status:	Please Enquire

Neostigmine Impurity 3

CAT. No.	CP-N33018
CAS. No.	3743-22-4
Mol. F.	C8H11NO
Mol. Wt.	137.18
Stock Status:	Please Enquire

Neostigmine Impurity 17

CAT. No.	CP-N33019
CAS. No.	20031-38-3
Mol. F.	C6H5NO2
Mol. Wt.	123.11
Stock Status:	Please Enquire

Neostigmine Impurity 16

CAT. No.	CP-N33020
CAS. No.	3958-86-9
Mol. F.	C8H9NO2
Mol. Wt.	151.17
Stock Status:	Please Enquire

Neostigmine EP Impurity A Metilsulfate

CAT. No.	CP-N33021
CAS. No.	4312-54-3
Mol. F.	C9H14NO. CH3O4S
Mol. Wt.	152.22 111.10
Stock Status:	Please Enquire

N-Nitroso Neostigmine Impurity 2

CAT. No.	CP-N33022
CAS. No.	NA
Mol. F.	C15H17N3O2
Mol. Wt.	271.32
Stock Status:	Custom Synthesis

a b c d e f g h i j k l m n o p q r s t u v w x y z

Neostigmine

Pharmaceutical Reference Standards

Neostigmine

Neostigmine EP Impurity A

Neostigmine EP Impurity B

Neostigmine EP Impurity C

Neostigmine Methyl Sulfate

3-(Methylamino)phenol

3-(3,3-Dimethylureido)phenyl dimethylcarbamate

N-Nitroso Neostigmine Monomethyl Impurity

N-Nitroso Neostigmine Impurity 1

Neostigmine Impurity 1

Neostigmine Impurity 2 Metilsulfate

Neostigmine Impurity 5 Metilsulfate

Neostigmine Impurity 6 Metilsulfate

Neostigmine Impurity 7

Neostigmine Impurity 13

N-Nitroso N-Desmethyl Neostigmine EP Impurity B

Neostigmine Impurity 5

Neostigmine Impurity 4

Neostigmine Impurity 3

Neostigmine Impurity 17

Neostigmine Impurity 16

Neostigmine EP Impurity A Metilsulfate

N-Nitroso Neostigmine Impurity 2

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