Impurities

  • CAS No.: 22630-25-7 - Chlorpheniramine USP RC C 

    Chlorpheniramine USP RC C

    CAS No. : 22630-25-7
    Synonyms : Desmethyl Chlorpheniramine; 3-(4-Chlorophenyl)-N-methyl-3-(pyridin-2-yl)propan-1-amine
    Catalog No. : SA37609

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  • CAS No.:  2438-32-6  - Dexchlorpheniramine; (S)-Chlorpheniramine

    Dexchlorpheniramine; (S)-Chlorpheniramine

    CAS No. : 2438-32-6 
    Synonyms : (S)-Chlorpheniramine; (3S)-3-(4-Chlorophenyl)-N,N-dimethyl-3-(pyridin-2-yl)propan-1-amine (Z)-butenedioate
    Catalog No. : SA37608

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  • CAS No.: 2188-09-3 (base);  23095-76-3 (maleate salt) - Dexchlorpheniramine EP Impurity B; (R)-Chlorpheniramine;

    Dexchlorpheniramine EP Impurity B; (R)-Chlorpheniramine;

    CAS No. : 2188-09-3 (base); 23095-76-3 (maleate salt)
    Synonyms : Dexchlorpheniramine(R)-Enantiomer; (3R)-3-(4-Chlorophenyl)-N,N-dimethyl-3-(pyridin-2-yl)propan-1-amine (Z)-butenedioate
    Catalog No. : SA37607

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  • CAS No.: 132-20-7 (maleate salt);  86-21-5 (base) - Dexchlorpheniramine EP Impurity A

    Dexchlorpheniramine EP Impurity A

    CAS No. : 132-20-7 (maleate salt); 86-21-5 (base)
    Synonyms : Pheniramine; (3RS)-N,N-Dimethyl-3-phenyl-3-(pyridin-2-yl)propan-1-amine
    Catalog No. : SA37606

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  • CAS No.: 12656-98-3  - Dexchlorpheniramine N-Oxide Dihydrochloride

    Dexchlorpheniramine N-Oxide Dihydrochloride

    CAS No. : 12656-98-3 
    Synonyms : N,N-Dimethyl-3-phenyl-3-(pyridin-2-yl)propan-1-amine oxide dihydrochloride
    Catalog No. : SA37605

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  • CAS No.: 1202-34-2 - Chlorpheniramine USP RC B

    Chlorpheniramine USP RC B

    CAS No. : 1202-34-2
    Synonyms : Di(pyridin-2-yl)amine
    Catalog No. : SA37604

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  • CAS No.:  120244-82-8 (HCl); 120244-82-8 (base) - Chlorpheniramine N-Oxide Dihydrochloride Impurity

    Chlorpheniramine N-Oxide Dihydrochloride Impurity

    CAS No. : 120244-82-8 (HCl); 120244-82-8 (base)
    Synonyms : 3-(4-Chlorophenyl)-N,N-dimethyl-2-pyridinepropanamine N-oxide dihydrochloride
    Catalog No. : SA37603

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  • CAS No.: 65676-21-3 - Chlorpheniramine Nitrile Impurity 

    Chlorpheniramine Nitrile Impurity

    CAS No. : 65676-21-3
    Synonyms : 2-(4-Chlorophenyl)-4-(dimethylamino)-2-(pyridin-2-yl)butanenitrile
    Catalog No. : SA37602

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  • CAS No.: 23052-94-0 - Chlorpheniramine Didesmethyl Impurity

    Chlorpheniramine Didesmethyl Impurity

    CAS No. : 23052-94-0
    Synonyms : 3-(4-Chlorophenyl)-2-pyridinepropanamine (2Z)-2-Butenedioat
    Catalog No. : SA37601

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  • CAS No.: 132-22-9 - Chlorphenamine; Chlorpheniramine

    Chlorphenamine; Chlorpheniramine

    CAS No. : 132-22-9
    Synonyms : 3-(4-Chlorophenyl)-N,N-dimethyl-(Z)-2-butenedioate
    Catalog No. : SA37600

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  • CAS No.: 130593-75-8 - Ursodeoxycholic Acid EP Impurity I

    Ursodeoxycholic Acid EP Impurity I

    CAS No. : 130593-75-8
    Synonyms : (3α,5β,7β)-Cholane-3,7,24-triol; (3R,5S,7S,8R,9S,10S,13R,14S,17R)-17-((R)-5-Hydroxypentan-2-yl)-10,13-dimethylhexadecahydro-1H-cyclopenta[a]phenanthrene-3,7-diol
    Catalog No. : SA31209

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  • CAS No.: 78919-26-3 - 3β-Ursodeoxycholic Acid; Ursodeoxycholic Acid EP Impurity H

    3β-Ursodeoxycholic Acid; Ursodeoxycholic Acid EP Impurity H

    CAS No. : 78919-26-3
    Synonyms : Isoursodeoxycholic Acid; 3β,7β-Dihydroxy-5β-cholanoic Acid; (3β,5β,7β)-3,7-Dihydroxycholan-24-oic Acid; 3β,7β-Dihydroxy-5β-cholan-24-oic Acid; 3β,7β-Dihydroxy-5β-cholanic Acid
    Catalog No. : SA31208

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  • CAS No.: 4647-20-5 - Mometasone Furoate EP Impurity K; Icometasone

    Mometasone Furoate EP Impurity K; Icometasone

    CAS No. : 4647-20-5
    Synonyms : (11β,16α)-9-Chloro-11,17,21-trihydroxy-16-methyl-pregna-1,4-diene-3,20-dione
    Catalog No. : SA28721

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  • CAS No.: NA - Mometasone Furoate EP Impurity P

    Mometasone Furoate EP Impurity P

    CAS No. : NA
    Synonyms : 9-chloro-11β,17-dihydroxy-16α-methyl-3,20-dioxopregna-1,4-dien-21-yl furan-2-carboxylate
    Catalog No. : SA28720

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  • CAS No.: 860010-33-9 - Loratadine 4-Nitrile

    Loratadine 4-Nitrile

    CAS No. : 860010-33-9
    Synonyms : 4-(8-Chloro-4-cyano-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11 -ylidene)-1-Piperidinecarboxylic Acid Ethyl Ester
    Catalog No. : SA34030

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  • CAS No.: 860010-37-3 - Loratadine 2-Methyl Ester

    Loratadine 2-Methyl Ester

    CAS No. : 860010-37-3
    Synonyms : 2-Methoxycarbonyl Loratadine; 8-Chloro-11-[1-(ethoxycarbonyl)-4-piperidinylidene]-6,11-dihydro-5H-benzo[5,6]cyclohepta[1,2-b]pyridine-2-carboxylic Acid Methyl Ester
    Catalog No. : SA34029

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  • CAS No.: 860010-31-7 - Loratadine 2-Nitrile

    Loratadine 2-Nitrile

    CAS No. : 860010-31-7
    Synonyms : 4-(8-Chloro-2-cyano-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11 -ylidene)-1-piperidinecarboxylic Acid Ethyl Ester
    Catalog No. : SA34028

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  • CAS No.: NA - Loratadine 2-Acid

    Loratadine 2-Acid

    CAS No. : NA
    Synonyms : 8-Chloro-11-[1-(ethoxycarbonyl)-4-piperidinylidene]-6,11-dihydro-5H-benzo[5,6]cyclohepta[1,2-b]pyridine-2-carboxylic Acid
    Catalog No. : SA34027

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  • CAS No.: 172426-86-7 - Despropylene Gatifloxacin

    Despropylene Gatifloxacin

    CAS No. : 172426-86-7
    Synonyms : 7-(2-Aminoethylamino)-1-cyclopropyl-6-fluoro-8-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylic acid
    Catalog No. : SA37908

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  • CAS No.: 172426-87-8 - Desethylene Gatifloxacin

    Desethylene Gatifloxacin

    CAS No. : 172426-87-8
    Synonyms : 7-(2-Aminopropylamino)-1-cyclopropyl-6-fluoro-8-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylic acid
    Catalog No. : SA37907

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  • CAS No.: 114213-69-3 - N-Methyl Gatifloxacin

    N-Methyl Gatifloxacin

    CAS No. : 114213-69-3
    Synonyms : (±)-1-Cyclopropyl-6-fluoro-1,4-dihydro-8-methoxy-7-(3,4-dimethyl-1-piperazinyl)-4-oxo-3-quinolinecarboxylic acid
    Catalog No. : SA37906

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  • CAS No.: 1029364-65-5 - Iso-Gatifloxacin

    Iso-Gatifloxacin

    CAS No. : 1029364-65-5
    Synonyms : USP Gatifloxacin Related Compound E; Gatifloxacin 2-Methyl Isomer; 1-Cyclopropyl-6-fluoro-8-methoxy-7-(2-methylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid
    Catalog No. : SA37905

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  • CAS No.: 112811-57-1  - Desmethyl Gatifloxacin

    Desmethyl Gatifloxacin

    CAS No. : 112811-57-1 
    Synonyms : USP Gatifloxacin Related Compound D; 1-Cyclopropyl-6-fluoro-8-methoxy-4-oxo-7-(piperazin-1-yl)-1,4-dihydroquinoline-3-carboxylic acid
    Catalog No. : SA37904

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  • CAS No.: NA - Difluoro Methoxy Gatifloxacin

    Difluoro Methoxy Gatifloxacin

    CAS No. : 112811-72-0
    Synonyms : USP Gatifloxacin Related Compound C; 1-Cyclopropyl-6,7-difluoro-8-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylic acid
    Catalog No. : SA37903

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  • CAS No.: 154093-72-8 - Difluoro Hydroxy Gatifloxacin

    Difluoro Hydroxy Gatifloxacin

    CAS No. : 154093-72-8
    Synonyms : USP Gatifloxacin Related Compound B; 1-Cyclopropyl-6,7-difluoro-8-hydroxy-4-oxo-1,4-dihydroquinoline-3-carboxylic acid
    Catalog No. : SA37902

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  • CAS No.: 616205-76-6 - Hydroxy Gatifloxacin

    Hydroxy Gatifloxacin

    CAS No. : 616205-76-6
    Synonyms : USP Gatifloxacin Related Compound A; O-Desmethyl Gatifloxacin; 1-Cyclopropyl-6-fluoro-8-hydroxy-7-(3-methylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid
    Catalog No. : SA37901

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  • CAS No.: 112811-59-3 - Gatifloxacin

    Gatifloxacin

    CAS No. : 112811-59-3
    Synonyms : (±)-1-Cyclopropyl-6-fluoro-1,4-dihydro-8-methoxy-7-(3-methyl-1-piperazinyl)-4-oxo-3-quinolinecarboxylic acid sesquihydrate
    Catalog No. : SA37900

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  • CAS No.:  1262133-64-1 - USP Capecitabine 3-O-BDR Impurity - SynThink

    USP Capecitabine 3-O-BDR Impurity

    CAS No. : 1262133-64-1
    Synonyms : USP Capecitabine Impurity G; Capecitabine Impurity H; 3’-O-(5’-Deoxy-β-D-ribofuranosyl) Capecitabine; [1-[5-Deoxy-3-O-(5-deoxy-β-D-ribofuranosyl)-β-D-ribofuranosyl]-5-fluoro-2-oxo-1,2-dihydropyrimidin-4-yl]-carbamic acid pentyl ester
    Catalog No. : SA37813

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  • CAS No.: NA - Capecitabine alpha-Isomer

    Capecitabine alpha-Isomer

    CAS No. : NA
    Synonyms : Pentyl 1-(5-deoxy-α-D-ribofuranosyl)-5-fluoro-1,2-dihydro-2-oxo-4-pyrimidinecarbamate
    Catalog No. : SA37812

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  • CAS No.: 13039-75-3 - 5-Deoxy-D-ribose

    5-Deoxy-D-ribose

    CAS No. : 13039-75-3
    Synonyms : (2R,3R,4R)-2,3,4-trihydroxypentanal
    Catalog No. : SA37811

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  • CAS No.: NA - Capecitabine Methoxy Analog - SynThink

    Capecitabine Methoxy Analog

    CAS No. : NA
    Synonyms : Capecitabine Impurity M; (1-(5-Deoxy-beta-D-ribofuranosyl)-5-fluoro-1,2-dihydro-2-oxo-4-pyrimidinyl)-carbamic acid methyl ester
    Catalog No. : SA37810

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  • CAS No.: 1262133-68-5 - USP Capecitabine Related Compound I - SynThink

    USP Capecitabine Related Compound I

    CAS No. : 1262133-68-5
    Synonyms : 3′-O-(5′-Deoxy-α-D-ribofuranosyl) Capecitabine; 1-[5′-Deoxy-3-O-(5′-deoxy-α-D-ribofuranosyl)-β-D-ribofuranosyl]-5-fluoro-2-oxo-1,2-dihydropyrimidin-4-yl]carbamic acid pentyl ester
    Catalog No. : SA37809

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  • CAS No.: 1262133-66-3 - USP Capecitabine 2-O-BDR Impurity - SynThink

    USP Capecitabine 2-O-BDR Impurity

    CAS No. : 1262133-66-3
    Synonyms : USP Capecitabine 2-O-BDR Impurity; USP Capecitabine Impurity H; 2’-O-(5’-Deoxy-β-D-ribofuranosyl) Capecitabine; [1-[5-Deoxy-2-O-(5-deoxy-β-D-ribofuranosyl)-β-D-ribofuranosyl]-5-fluoro-2-oxo-1,2-dihydropyrimidin-4-yl]-carbamic acid pentyl ester
    Catalog No. : SA37808

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  • CAS No.: 162204-20-8  - Capecitabine EP Impurity G - SynThink

    Capecitabine EP Impurity G

    CAS No. : 162204-20-8
    Synonyms : Capecitabine Diacetyl Impurity (USP) ; 2,3-Di-O-Acetyl-Capecitabine ; 2′,3′-Di-O-acetyl-5′-deoxy-5-fluoro-N4- (pentyloxycarbonyl)cytidine
    Catalog No. : SA37807

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  • CAS No.: 921769-65-5  - Capecitabine EP Impurity F - SynThink

    Capecitabine EP Impurity F

    CAS No. : 921769-65-5
    Synonyms : USP Capecitabine Related Compound C; 2,3-O-Carbonyl-Capecitabine; 2′,3′-O-Carbonyl-5′-deoxy-5-fluoro-N4-(pentyloxycarbonyl)cytidine
    Catalog No. : SA37806

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  • CAS No.: 162204-30-0  - Capecitabine EP Impurity E

    Capecitabine EP Impurity E

    CAS No. : 162204-30-0
    Synonyms : USP Capecitabine 3-Methylbutyloxy Impurity; 5′-Deoxy-5-fluoro-N4-(3-methylbutyloxycarbonyl)cytidine
    Catalog No. : SA37805

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  • CAS No.: 910129-15-6 - Capecitabine EP Impurity D - SynThink

    Capecitabine EP Impurity D

    CAS No. : 910129-15-6
    Synonyms : USP Capecitabine 2-Methylbutyloxy Impurity; 5′-Deoxy-5-fluoro-N4-(2-methylbutyloxycarbonyl)cytidine
    Catalog No. : SA37804

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  • CAS No. : 161599-46-8 - Capecitabine EP Impurity C - SynThink

    Capecitabine EP Impurity C

    CAS No. : 161599-46-8
    Synonyms : USP Capecitabine Diacetyl Amino Impurity; 2′,3′-Di-O-acetyl-5′-deoxy-5-fluorocytidine
    Catalog No. : SA37803

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  • CAS No.: 3094-09-5 - Capecitabine EP Impurity B - SynThink

    Capecitabine EP Impurity B

    CAS No. : 3094-09-5
    Synonyms : USP Capecitabine Related Compound B; Doxifluridine; 5′-Deoxy-5-fluorouridine
    Catalog No. : SA37802

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  • CAS No.: 66335-38-4  - Capecitabine EP Impurity A - SynThink

    Capecitabine EP Impurity A

    CAS No. : 66335-38-4
    Synonyms : USP Capecitabine Related Compound A; 5′-Deoxy-5-fluorocytidine
    Catalog No. : SA37801

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  • CAS No.: 154361-50-9 - Capecitabine - SynThink

    Capecitabine

    CAS No. : 154361-50-9
    Synonyms : Pentyl 1-(5-deoxy-β-D-ribofuranosyl)-5-fluoro-1,2-dihydro-2-oxo-4-pyrimidinecarbamate
    Catalog No. : SA37800

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  • CAS No.: 21662-36-2 - Scopine Methiodide

    Scopine Methiodide

    CAS No. : 21662-36-2
    Synonyms : N-Methylscopine Iodide; (1R,2R,4S,5S,7s)-7-Hydroxy-9,9-dimethyl-3-oxa-9-azatricyclo[3.3.1.02,4]nonan-9-ium Iodide; Methscopinium Iodide; 3-Oxa-9-azatricyclo[3.3.1.02,4]nonane 3-Oxa-9-azoniatricyclo[3.3.1.02,4]nonane Derivative; 6β,7β-Epoxy-3α-hydroxy-8-methyl-1αH,5αH-tropanium Iodide
    Catalog No. : SA11723

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  • CAS No.: 20513-09-1 - Trop-6-ene-3endo-ol

    Trop-6-ene-3endo-ol

    CAS No. : 20513-09-1
    Synonyms : endo-8-Methyl-8-azabicyclo[3.2.1]oct-6-en-3-ol; 3α-Hydroxytrop-6-ene; 6,7-Dehydrotropine; Tropenol; 6,7-Didehydro-1αH,5αH-Tropan-3α-ol; 6,7-didehydrotropine; endo-8-Methyl-8-azabicyclo[3.2.1]oct-6-en-3-ol
    Catalog No. : SA11722

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  • CAS No.: 736108-96-6 - Tiotropium Bromide Impurity D

    Tiotropium Bromide Impurity D

    CAS No. : 736108-96-6
    Synonyms : exo-α-Hydroxy-α-2-thienyl-2-thiopheneacetic Acid 8-Methyl-8-azabicyclo[3.2.1]oct-6-en-3-yl Ester
    Catalog No. : SA11721

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  • CAS No.: NA - Norscopine

    Norscopine

    CAS No. : NA
    Synonyms : (1R,2R,4S,5S)-3-oxa-9-azatricyclo[3.3.1.02,4]nonan-7-ol
    Catalog No. : SA11720

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  • CAS No.: 487-27-4 - Scopoline

    Scopoline

    CAS No. : 487-27-4
    Synonyms : (3S,4S,5S,7S)-6-Methyl-2-oxa-6- azatricyclo-[3.3.1.0 {3,7}]nonan-4-ol; Oscin
    Catalog No. : SA11719

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  • CAS No.: 783273-13-2 - α-Hydroxy-α-3-thienyl-2-thiopheneacetic Acid 9-Methyl-3-oxa-9-azatricyclo[3.3.1.02

    α-Hydroxy-α-3-thienyl-2-thiopheneacetic Acid 9-Methyl-3-oxa-9-azatricyclo[3.3.1.02,4]non-7-yl Ester

    CAS No. : 783273-13-2
    Synonyms : Alpha-Hydroxy-alpha-3-thienyl-2-thiopheneacetic Acid 9-Methyl-3-oxa-9-azatricyclo[3.3.1.02,4]non-7-yl Ester
    Catalog No. : SA11718

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  • CAS No.: 28748-67-6 - 2-Hydroxy-2-(thiophen-2-yl)-2-(thiophen-3-yl)acetic Acid Methyl Ester

    2-Hydroxy-2-(thiophen-2-yl)-2-(thiophen-3-yl)acetic Acid Methyl Ester

    CAS No. : 28748-67-6
    Synonyms : Methyl 2-hydroxy-2-(thiophen-2-yl)-2-(thiophen-3-yl)acetate
    Catalog No. : SA11717

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  • CAS No.: 498-45-3 - Pseudoscopine

    Pseudoscopine

    CAS No. : 498-45-3
    Synonyms : (1R,2R,4S,5S,7s)-9-Methyl-3-oxa-9-azatricyclo[3.3.1.02,4]nonan-7-ol; 6,7-Epoxytropine
    Catalog No. : SA11716

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  • CAS No.: 85700-55-6 - Scopine Hydrochloride

    Scopine Hydrochloride

    CAS No. : 85700-55-6
    Synonyms : (1α,2β,4β,5α,7β)-9-Methyl-3-oxa-9-azatricyclo[3.3.1.02,4]nonan-7-ol Hydrochloride; 9-methyl-3-oxa-9-azatricyclo[3.3.1.02,4]nonan-7-ol hydrochloride
    Catalog No. : SA11715

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