pyridoxine and its Impurities
Pyridoxine has been used to prevent or treat a certain nerve disorder caused by certain medications. It is needed to maintain the health of nerves, skin, and red blood cells.Reference standards of Pyridoxine API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.


(2R,3R,4S,5S,6R)-6-((5-Hydroxy-4-(hydroxymethyl)-6-methylpyridin-3-yl)(methoxy)methyl)tetrahydro-2H-pyran-2,3,4,5-tetraol
(2R,3R,4S,5S,6R)-6-((5-Hydroxy-4-(hydroxymethyl)-6-methylpyridin-3-yl)(methoxy)methyl)tetrahydro-2H-pyran-2,3,4,5-tetraol
Catalogue No.:PA 43 0901001
CAS :
26545-80-2
Molecular Formula : C14H21NO8
Molecular Weight : 331.32


4-(2-Hydroxy-1-(4-hydroxy-3-(hydroxymethyl)-5-methylpyridin-2-yl)ethyl)-5-(hydroxymethyl)-2-methylpyridin-3-ol
4-(2-Hydroxy-1-(4-hydroxy-3-(hydroxymethyl)-5-methylpyridin-2-yl)ethyl)-5-(hydroxymethyl)-2-methylpyridin-3-ol
Catalogue No.:PA 43 0901004
CAS :
NA
Molecular Formula : C16H20N2O5
Molecular Weight : 320.35


(5-((5-Hydroxy-4-(hydroxymethyl)-6-methylpyridin-3-yl)methoxy)-6-methylpyridine-3,4-diyl)Dimethanol
(5-((5-Hydroxy-4-(hydroxymethyl)-6-methylpyridin-3-yl)methoxy)-6-methylpyridine-3,4-diyl)Dimethanol
Catalogue No.:PA 43 0901007
CAS :
NA
Molecular Formula : C16H20N2O5
Molecular Weight : 320.35


(5-((3-Hydroxy-5-(hydroxymethyl)-2-methylpyridin-4-yl)methoxy)-6-methylpyridine-3,4-diyl)dimethanol Dihydrochloride
(5-((3-Hydroxy-5-(hydroxymethyl)-2-methylpyridin-4-yl)methoxy)-6-methylpyridine-3,4-diyl)dimethanol Dihydrochloride
Catalogue No.:PA 16 0661003
CAS :
NA
Molecular Formula : C16H22Cl2N2O5
Molecular Weight : 393.26


4-(((5-Hydroxy-4-(hydroxymethyl)-6-methylpyridin-3-yl)methoxy)methyl)-5-(hydroxymethyl)-2-methylpyridin-3-ol
4-(((5-Hydroxy-4-(hydroxymethyl)-6-methylpyridin-3-yl)methoxy)methyl)-5-(hydroxymethyl)-2-methylpyridin-3-ol
Catalogue No.:PA 43 0901008
CAS :
2726926-28-7
Molecular Formula : C16H20N2O5
Molecular Weight : 320.35


(5-Hydroxy-2-((5-hydroxy-4-(hydroxymethyl)-6-methylpyridin-3-yl)methyl)-6-methylpyridine-3,4-diyl)dimethanol
(5-Hydroxy-2-((5-hydroxy-4-(hydroxymethyl)-6-methylpyridin-3-yl)methyl)-6-methylpyridine-3,4-diyl)dimethanol
Catalogue No.:PA 43 0901009
CAS :
NA
Molecular Formula : C16H20N2O5
Molecular Weight : 320.35


(5-((3-Hydroxy-5-(hydroxymethyl)-2-methylpyridin-4-yl)methoxy)-6-methylpyridine-3,4-diyl)dimethanol
(5-((3-Hydroxy-5-(hydroxymethyl)-2-methylpyridin-4-yl)methoxy)-6-methylpyridine-3,4-diyl)dimethanol
Catalogue No.:PA 43 0901010
CAS :
NA
Molecular Formula : C16H20N2O5
Molecular Weight : 320.35


1-((5-Hydroxy-4-(hydroxymethyl)-6-methylpyridin-3-yl)methyl)-4,5-bis(hydroxymethyl)-2-methylpyridin-1-ium-3-olate
1-((5-Hydroxy-4-(hydroxymethyl)-6-methylpyridin-3-yl)methyl)-4,5-bis(hydroxymethyl)-2-methylpyridin-1-ium-3-olate
Catalogue No.:PA 43 0901015
CAS :
19203-53-3
Molecular Formula : C16H20N2O5
Molecular Weight : 320.35


3-Hydroxy-1-((5-hydroxy-4-(hydroxymethyl)-6-methylpyridin-3-yl)methyl)-4,5-bis(hydroxymethyl)-2-methylpyridin-1-ium Chloride
3-Hydroxy-1-((5-hydroxy-4-(hydroxymethyl)-6-methylpyridin-3-yl)methyl)-4,5-bis(hydroxymethyl)-2-methylpyridin-1-ium Chloride
Catalogue No.:PA 43 0901016
CAS :
NA
Molecular Formula : C16H21ClN2O5
Molecular Weight : 356.8


3-Hydroxy-1-((3-hydroxy-5-(hydroxymethyl)-2-methylpyridin-4-yl)methyl)-4,5-bis(hydroxymethyl)-2-methylpyridin-1-ium Chloride Hydrochloride
3-Hydroxy-1-((3-hydroxy-5-(hydroxymethyl)-2-methylpyridin-4-yl)methyl)-4,5-bis(hydroxymethyl)-2-methylpyridin-1-ium Chloride Hydrochloride
Catalogue No.:PA 43 0901017
CAS :
NA
Molecular Formula : C16H22Cl2N2O5
Molecular Weight : 393.26