thiamine hydrochloride and its Impurities

A hydrochloride salt of vitamine B1, which is found in various food items and is used as a dietery supplement. An organosulhur compound used to treat disorders like beriberi, Korsakoff's syndrome, and Korsakoff's psychosis. A water soluble vitamin cofactor.Reference standards of Thiamine Hydrochloride API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.

Displaying 34 results for thiamine hydrochloride Impurities
Drug Reference Standards & Impurity Synthesis in India
PA 20 28000

Thiamine Hydrochloride

Thiamine Hydrochloride

  • Catalogue No.:PA 20 28000

  • CAS :

    67-03-8

  • Molecular Formula : C12H18Cl2N4OS

  • Molecular Weight : 337.27

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Drug Reference Standards & Impurity Synthesis in India
PA 20 28010

Thiamine - Impurity A

3-[(4-Amino-2-methylpyrimidin-5-yl)methyl]-4-methyl-5-[2-(sulphonatooxy)ethyl]thiazolium

  • Catalogue No.:PA 20 28010

  • CAS :

    2380-61-2

  • Molecular Formula : C12H16N4O4S2

  • Molecular Weight : 344.41

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Drug Reference Standards & Impurity Synthesis in India
PA 20 28011

Thiamine - Impurity A (Chloride Salt)

Thiamine Chloride Sulfate Ester

  • Catalogue No.:PA 20 28011

  • CAS :

    15743-04-1

  • Molecular Formula : C12H17ClN4O4S2

  • Molecular Weight : 380.87

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Drug Reference Standards & Impurity Synthesis in India
PA 20 28020

Thiamine - Impurity B (Hydrobromide Salt)

3-((4-Aminopyrimidin-5-yl)methyl)-5-(2-hydroxyethyl)-4-methylthiazol-3-ium Bromide Hydrobromide

  • Catalogue No.:PA 20 28020

  • CAS :

    NA

  • Molecular Formula : C11H16Br2N4OS

  • Molecular Weight : 412.14

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Drug Reference Standards & Impurity Synthesis in India
PA 20 28021

Thiamine - Impurity B

2'-Nor Thiamine

  • Catalogue No.:PA 20 28021

  • CAS :

    7770-93-6

  • Molecular Formula : C11H15ClN4OS

  • Molecular Weight : 286.78

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Drug Reference Standards & Impurity Synthesis in India
PA 20 28022

Thiamine Hydrochloride - Impurity B

Desmethylthiamine Hydrochloride

  • Catalogue No.:PA 20 28022

  • CAS :

    49614-72-4

  • Molecular Formula : C11H16Cl2N4OS

  • Molecular Weight : 323.24

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Drug Reference Standards & Impurity Synthesis in India
PA 20 28030

Thiamine - Impurity C

Beclotiamine Hydrochloride

  • Catalogue No.:PA 20 28030

  • CAS :

    7275-24-3

  • Molecular Formula : C12H17Cl3N4S

  • Molecular Weight : 355.71

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Drug Reference Standards & Impurity Synthesis in India
PA 20 28031

Thiamine - Impurity C (Dihydrochloride Salt)

Beclotiamine Dihydrochloride

  • Catalogue No.:PA 20 28031

  • CAS :

    NA

  • Molecular Formula : C12H18Cl4N4S

  • Molecular Weight : 392.18

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Drug Reference Standards & Impurity Synthesis in India
PA 20 28032

Thiamine - Impurity C (Freebase)

Beclotiamine

  • Catalogue No.:PA 20 28032

  • CAS :

    20166-17-0

  • Molecular Formula : C12H16ClN4S+

  • Molecular Weight : 283.80

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Drug Reference Standards & Impurity Synthesis in India
PA 20 28040

Thiamine - Impurity D

Oxo Thiamine

  • Catalogue No.:PA 20 28040

  • CAS :

    490-82-4

  • Molecular Formula : C12H16N4O2S

  • Molecular Weight : 280.35

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Drug Reference Standards & Impurity Synthesis in India
PA 20 28050

Thiamine Hydrochloride - Impurity E

Thioxothiamine

  • Catalogue No.:PA 20 28050

  • CAS :

    299-35-4

  • Molecular Formula : C12H16N4OS2

  • Molecular Weight : 296.41

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Drug Reference Standards & Impurity Synthesis in India
PA 20 28060

Thiamine - Impurity F

Ethyl Thiamine

  • Catalogue No.:PA 20 28060

  • CAS :

    3505-34-8

  • Molecular Formula : C13H19ClN4OS

  • Molecular Weight : 314.83

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Drug Reference Standards & Impurity Synthesis in India
PA 20 28070

Thiamine - Impurity G

Acetylthiamine Hydrochloride

  • Catalogue No.:PA 20 28070

  • CAS :

     1037-29-2

  • Molecular Formula : C14H20Cl2N4O2S

  • Molecular Weight : 379.31

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Drug Reference Standards & Impurity Synthesis in India
PA 20 28080

Thiamine - Impurity H

Thiamine Thiocarbamate

Drug Reference Standards & Impurity Synthesis in India

  • Catalogue No.:PA 20 28080

  • CAS :

    89285-03-0

  • Molecular Formula : C14H20N4O3S2

  • Molecular Weight : 356.46

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Drug Reference Standards & Impurity Synthesis in India
PA 20 28061

Thiamine Hydrochloride - Impurity F (Hydrobromide Salt)

3-((4-Amino-2-ethylpyrimidin-5-yl)methyl)-5-(2-hydroxyethyl)-4-methylthiazol-3-ium Bromide Hydrobromide

  • Catalogue No.:PA 20 28061

  • CAS :

    6309-04-2

  • Molecular Formula : C13H20Br2N4OS

  • Molecular Weight : 440.2

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Drug Reference Standards & Impurity Synthesis in India
PAI 20 009132

Ethyl 4-amino-2-methyl-5-pyrimidinecarboxylate

Ethyl 4-amino-2-methyl-5-pyrimidinecarboxylate

  • Catalogue No.:PAI 20 009132

  • CAS :

    5472-46-8

  • Molecular Formula : C8H11N3O2

  • Molecular Weight : 181.2

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Drug Reference Standards & Impurity Synthesis in India
PAI 20 009133

(4-Amino-2-methylpyrimidin-5-yl)methyl 4-methylbenzenesulfonate

(4-Amino-2-methylpyrimidin-5-yl)methyl 4-methylbenzenesulfonate

  • Catalogue No.:PAI 20 009133

  • CAS :

    NA

  • Molecular Formula : C13H15N3O3S

  • Molecular Weight : 293.34

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Drug Reference Standards & Impurity Synthesis in India
PAI 20 009134

(4-Amino-2-methylpyrimidin-5-yl)methanethiol

(4-Amino-2-methylpyrimidin-5-yl)methanethiol

  • Catalogue No.:PAI 20 009134

  • CAS :

    1967-85-7

  • Molecular Formula : C6H9N3S

  • Molecular Weight : 155.22

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Drug Reference Standards & Impurity Synthesis in India
PAI 20 009135

Methyl 4-amino-2-methyl-5-pyrimidinecarboxylate

Methyl 4-amino-2-methyl-5-pyrimidinecarboxylate

  • Catalogue No.:PAI 20 009135

  • CAS :

    929214-72-2

  • Molecular Formula : C7H9N3O2

  • Molecular Weight : 167.17

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Drug Reference Standards & Impurity Synthesis in India
PAI 20 009136

4-Amino-2-methyl-5-pyrimidinecarboxylic Acid

4-Amino-2-methyl-5-pyrimidinecarboxylic Acid

  • Catalogue No.:PAI 20 009136

  • CAS :

    769-52-8

  • Molecular Formula : C6H7N3O2

  • Molecular Weight : 153.14

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Drug Reference Standards & Impurity Synthesis in India
PAI 20 009137

Ethyl (E)-2-cyano-3-ethoxyacrylate

Ethyl (E)-2-cyano-3-ethoxyacrylate

  • Catalogue No.:PAI 20 009137

  • CAS :

    42466-67-1

  • Molecular Formula : C8H11NO3

  • Molecular Weight : 169.18

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Drug Reference Standards & Impurity Synthesis in India
PA 20 0281011

Thiamine Disulfide Nitrate

Thiamine Disulfide Nitrate

  • Catalogue No.:PA 20 0281011

  • CAS :

    109125-52-2

  • Molecular Formula : C24H36N10O10S2

  • Molecular Weight : 688.73

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Drug Reference Standards & Impurity Synthesis in India
PAI 20 009138

Ethyl 4-chloro-2-methylpyrimidine-5-carboxylate

Ethyl 4-chloro-2-methylpyrimidine-5-carboxylate

  • Catalogue No.:PAI 20 009138

  • CAS :

    2134-36-3

  • Molecular Formula : C8H9ClN2O2

  • Molecular Weight : 200.62

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Drug Reference Standards & Impurity Synthesis in India
PAI 20 009139

Ethyl 2-methyl-6-oxo-1,6-dihydropyrimidine-5-carboxylate

Ethyl 2-methyl-6-oxo-1,6-dihydropyrimidine-5-carboxylate

  • Catalogue No.:PAI 20 009139

  • CAS :

    53135-24-3

  • Molecular Formula : C8H10N2O3

  • Molecular Weight : 182.18

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Drug Reference Standards & Impurity Synthesis in India
PAI 20 009140

5-(Bromomethyl)-2-methylpyrimidin-4-amine Hydrobromide

5-(Bromomethyl)-2-methylpyrimidin-4-amine Hydrobromide

  • Catalogue No.:PAI 20 009140

  • CAS :

    2908-71-6

  • Molecular Formula : C6H9Br2N3

  • Molecular Weight : 282.97

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Drug Reference Standards & Impurity Synthesis in India
PA 20 0281012

3-(((4-Amino-2-methylpyrimidin-5-yl)methyl)thio)-5-hydroxypentan-2-one

3-(((4-Amino-2-methylpyrimidin-5-yl)methyl)thio)-5-hydroxypentan-2-one

  • Catalogue No.:PA 20 0281012

  • CAS :

    2410791-57-8

  • Molecular Formula : C11H17N3O2S

  • Molecular Weight : 255.34

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Drug Reference Standards & Impurity Synthesis in India
PA IPRST028

Thiamine Hydrochloride (Vit. B1) (IPRST028)

Thiamine Hydrochloride (Vit. B1) (IPRST028)

  • Catalogue No.:PA IPRST028

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA 20 0281013

3-(((4-Amino-2-methylpyrimidin-5-yl)methyl)thio)propane-1,2-diol Dihydrochloride

3-(((4-Amino-2-methylpyrimidin-5-yl)methyl)thio)propane-1,2-diol Dihydrochloride

  • Catalogue No.:PA 20 0281013

  • CAS :

    NA

  • Molecular Formula : C9H17Cl2N3O2S

  • Molecular Weight : 302.21

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Drug Reference Standards & Impurity Synthesis in India
PA 20 0281015

N5,2-Dimethylpyrimidine-4,5-diamine

N5,2-Dimethylpyrimidine-4,5-diamine

  • Catalogue No.:PA 20 0281015

  • CAS :

    101080-48-2

  • Molecular Formula : C6H10N4

  • Molecular Weight : 138.17

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Drug Reference Standards & Impurity Synthesis in India
PA 20 0280021

Thiamine Hydrochloride - Impurity B (Chloride Hydrobromide Salt)

Desmethylthiamine Chloride Hydrobromide

  • Catalogue No.:PA 20 0280021

  • CAS :

    NA

  • Molecular Formula : C11H16BrClN4OS

  • Molecular Weight : 367.69

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Drug Reference Standards & Impurity Synthesis in India
PA 20 0281016

Thiamine Monophosphate Phosphate

Thiamine Monophosphate Phosphate

  • Catalogue No.:PA 20 0281016

  • CAS :

    NA

  • Molecular Formula : C12H20N4O8P2S

  • Molecular Weight : 442.32

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Drug Reference Standards & Impurity Synthesis in India
PA 20 0281017

7-Methyl-3-nitroso-4,6-dihydropyrimido[4,5-d]pyrimidine-2(3H)-thione

7-Methyl-3-nitroso-4,6-dihydropyrimido[4,5-d]pyrimidine-2(3H)-thione

  • Catalogue No.:PA 20 0281017

  • CAS :

    NA

  • Molecular Formula : C7H7N5OS

  • Molecular Weight : 209.23

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Drug Reference Standards & Impurity Synthesis in India
PA 20 0281018

3-((((4-Amino-2-methylpyrimidin-5-yl)methyl)(nitroso)carbamothioyl)thio)-4-oxopentyl acetate

3-((((4-Amino-2-methylpyrimidin-5-yl)methyl)(nitroso)carbamothioyl)thio)-4-oxopentyl acetate

  • Catalogue No.:PA 20 0281018

  • CAS :

    NA

  • Molecular Formula : C14H19N5O4S2

  • Molecular Weight : 385.46

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Drug Reference Standards & Impurity Synthesis in India
PA 20 0281019

N-(2,4-Dimethylpyrimidin-5-yl)-N-(4-(methoxymethyl)-5-methylcyclopenta-1,4-dien-1-yl)nitrous amide

N-(2,4-Dimethylpyrimidin-5-yl)-N-(4-(methoxymethyl)-5-methylcyclopenta-1,4-dien-1-yl)nitrous amide

  • Catalogue No.:PA 20 0281019

  • CAS :

    NA

  • Molecular Formula : C14H18N4O2

  • Molecular Weight : 274.32

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