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Enzymes, Inhibitors, & Substrates

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  • Theophylline-7-acetic acid

    Purity:
    ≥ 95% (HPLC)
    Synonym:
    1,3-Dimethylxanthine-7-acetic acid
    Catalog Number:
    32538
    CAS Number:
    652-37-9
    Purity Limit:
    ≥ 95% (HPLC)
    MDL NO:
    MFCD00022832
    Molecular Formula:
    C9H10N4O4
    Molecular Weight:
    238.2
  • 7-(2,3-Dihydroxypropyl)theophylline

    Grade:
    meets USP specifications
    Purity:
    98 - 102% (Assay by titration,on dried basis)
    Synonym:
    Dyphylline
    Catalog Number:
    32467
    Grade:
    meets USP specifications
    CAS Number:
    479-18-5
    Purity Limit:
    98 - 102% (Assay by titration,on dried basis)
    MDL NO:
    MFCD00005759
    Molecular Formula:
    C10H14N4O4
    Molecular Weight:
    254.24
  • Irinotecan hydrochloride trihydrate

    Grade:
    Meets USP specification
    Purity:
    98 - 102% (Assay on anhydrous basis)
    Synonym:
    CPT-11 trihydrate
    Catalog Number:
    32484
    Grade:
    Meets USP specification
    CAS Number:
    136572-09-3
    Purity Limit:
    98 - 102% (Assay on anhydrous basis)
    MDL NO:
    MFCD01765731
    Molecular Formula:
    C33H38N4O6·HCl·3H2O
    Molecular Weight:
    677.19
  • Rubitecan

    Purity:
    ≥ 96% (HPLC)
    Synonym:
    9-Nitrocamptothecin
    Catalog Number:
    32498
    CAS Number:
    91421-42-0
    Purity Limit:
    ≥ 96% (HPLC)
    MDL NO:
    MFCD06656294
    Molecular Formula:
    C20H15N3O6
    Molecular Weight:
    393.35
  • 9-Aminocamptothecin

    Purity:
    ≥ 96% (HPLC)
    Synonym:
    9-Amino-20-(S)-camptothecin
    Catalog Number:
    32444
    CAS Number:
    91421-43-1
    Purity Limit:
    ≥ 96% (HPLC)
    MDL NO:
    MFCD00909855
    Molecular Formula:
    C20H17N3O4
    Molecular Weight:
    363.37
  • 7-(2-Hydroxypropyl)theophylline

    Purity:
    ≥ 98% (HPLC, AT)
    Synonym:
    Proxyphylline
    Catalog Number:
    32481
    CAS Number:
    603-00-9
    Purity Limit:
    ≥ 98% (HPLC, AT)
    MDL NO:
    MFCD00022833
    Molecular Formula:
    C10H14N4O3
    Molecular Weight:
    238.25
  • Acarbose hydrate

    Purity:
    95 - 102% (HPLC)
    Synonym:
    4',6'-Dideoxy-4'-([1S]-[1,4,6/5]-4,5,6-trihydroxy-3-hydroxymethyl-2-yclohexenylamino)-maltotriose
    Catalog Number:
    32402
    CAS Number:
    56180-94-0
    Purity Limit:
    95 - 102% (HPLC)
    MDL NO:
    MFCD23136977
    Molecular Formula:
    C25H43NO18·xH2O
    Molecular Weight:
    645.61
  • Icariin

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    4'-O-methyl-8-g,g-dimethylallylkaempferol-3-rhamnoside-7-glucoside
    Catalog Number:
    32355
    CAS Number:
    489-32-7
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00210516
    Molecular Formula:
    C33H40O15
    Molecular Weight:
    676.66
  • 5-Aminosalicylic acid

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    5-Amino-2-hydroxybenzoic acid
    Catalog Number:
    31581
    CAS Number:
    89-57-6
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00007877
    Molecular Formula:
    C7H7NO3
    Molecular Weight:
    153.14
  • Ethylenediaminetetraacetic acid disodium salt, dihydrate

    Grade:
    FCC
    Purity:
    99 - 101% (Assay)
    Synonym:
    EDTA·2Na
    Catalog Number:
    30808
    Grade:
    FCC
    CAS Number:
    6381-92-6
    Purity Limit:
    99 - 101% (Assay)
    MDL NO:
    MFCD00150037
    Molecular Formula:
    C10H14N2O8Na2·2H2O
    Molecular Weight:
    372.2
  • Uridine 5′-triphosphoric acid trisodium

    Grade:
    suitable for cell culture
    Purity:
    ≥ 98% (HPLC)
    Synonym:
    UTP Na3
    Catalog Number:
    30778
    Grade:
    suitable for cell culture
    CAS Number:
    19817-92-6
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00044310
    Molecular Formula:
    C9H12N2Na3O15P3
    Molecular Weight:
    550.1
  • 5-Bromo-4-chloro-3-indolyl phosphate p-toluidine salt

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    BCIP p-toluidine salt
    Catalog Number:
    30699
    CAS Number:
    6578-06-9
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00040636
    Molecular Formula:
    C8H6BrClNO4P·C7H9N
    Molecular Weight:
    433.62
  • 1,10-Phenanthroline monohydrate

    Hazmat
    Purity:
    ≥ 99.5% (Titration)
    Synonym:
    o-Phenanthroline monohydrate
    Hazmat
    Catalog Number:
    30153
    CAS Number:
    5144-89-8
    Purity Limit:
    ≥ 99.5% (Titration)
    MDL NO:
    MFCD00149973
    Molecular Formula:
    C12H8N2·H2O
    Molecular Weight:
    198.2
  • 5-Carboxyfluorescein diacetate

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    5-Carboxy-di-O-acetylfluorescein
    Catalog Number:
    30011
    CAS Number:
    79955-27-4
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00036872
    Molecular Formula:
    C25H16O9
    Molecular Weight:
    460.39
  • Furazolidone

    Grade:
    meets USP specifications
    Purity:
    97-103% (Assay)
    Synonym:
    3-(5-Nitrofurfurylideneamino)-2-oxazolidinone
    Catalog Number:
    29808
    Grade:
    meets USP specifications
    CAS Number:
    67-45-8
    Purity Limit:
    97-103% (Assay)
    MDL NO:
    MFCD00010550
    Molecular Formula:
    C8H7N3O5
    Molecular Weight:
    225.16
  • Catalog Number:
    29758
    CAS Number:
    1420-36-6
    Molecular Formula:
    C25H40N7O18P3S
    Molecular Weight:
    851.61
  • Theophylline, anhydrous

    Hazmat
    Purity:
    ≥ 99%
    Synonym:
    1,3-Dimethylxanthine
    Hazmat
    Catalog Number:
    29571
    CAS Number:
    58-55-9
    Purity Limit:
    ≥ 99%
    MDL NO:
    MFCD00079619
    Molecular Formula:
    C7H8N4O2
    Molecular Weight:
    180.16
  • Uridine 5'-diphosphogalactose disodium salt

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    UDP-Galactose
    Catalog Number:
    29568
    CAS Number:
    137868-52-1, 2956-16-3
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00077895
    Molecular Formula:
    C15H22N2Na2O17P2
    Molecular Weight:
    610.27
  • Voglibose

    Grade:
    meets JP specifications
    Purity:
    99.5 - 101.0% (HPLC)
    Synonym:
    5-(1,3-Dihydroxypropan-2-ylamino)-1-(hydroxymethyl)cyclohexane-1,2,3,4-tetrol
    Catalog Number:
    29490
    Grade:
    meets JP specifications
    CAS Number:
    83480-29-9
    Purity Limit:
    99.5 - 101.0% (HPLC)
    MDL NO:
    MFCD00865496
    Molecular Formula:
    C10H21NO7
    Molecular Weight:
    267.28
  • 5-Amino-1H-tetrazole monohydrate

    Purity:
    ≥ 99% (Assay by titration)
    Synonym:
    1H-1,2,3,4-Tetrazol-5-amine hydrate
    Catalog Number:
    28016
    CAS Number:
    15454-54-3
    Purity Limit:
    ≥ 99% (Assay by titration)
    MDL NO:
    MFCD00149327
    Molecular Formula:
    CH3N5·H2O
    Molecular Weight:
    103.09
  • Isonicotinic acid hydrazide

    Purity:
    ≥ 99% (Titration: anhydrous basis)
    Synonym:
    Isoniazid
    Catalog Number:
    24518
    CAS Number:
    54-85-3
    Purity Limit:
    ≥ 99% (Titration: anhydrous basis)
    MDL NO:
    MFCD00006426
    Molecular Formula:
    C6H7N3O
    Molecular Weight:
    137.14
  • Catalog Number:
    24174
    CAS Number:
    30562-34-6
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00274570
    Molecular Formula:
    C29H40N2O9
    Molecular Weight:
    560.64
  • Indocyanine Green 

    Purity:
    ≥ 96% (HPLC)
    Synonym:
    Cardiogreen
    Catalog Number:
    22890
    CAS Number:
    3599-32-4
    Purity Limit:
    ≥ 96% (HPLC)
    MDL NO:
    MFCD00013078
    Molecular Formula:
    C43H47N2O6S2Na
    Molecular Weight:
    774.97
  • 2',7'-Dichlorofluorescein

    Grade:
    ACS reagent
    Catalog Number:
    22819
    Grade:
    ACS reagent
    CAS Number:
    76-54-0
    MDL NO:
    MFCD00005047
    Molecular Formula:
    C20H10Cl2O5
    Molecular Weight:
    401.2
  • Mevastatin

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    Compactin
    Catalog Number:
    22163
    CAS Number:
    73573-88-3
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD05662341
    Molecular Formula:
    C23H34O5
    Molecular Weight:
    390.51
  • Doxorubicin hydrochloride

    Grade:
    Meets USP specifications
    Purity:
    98 - 102% (Assay, on anhydrous basis)
    Synonym:
    Hydroxydaunorubicin hydrochloride
    Catalog Number:
    22133
    Grade:
    Meets USP specifications
    CAS Number:
    25316-40-9
    Purity Limit:
    98 - 102% (Assay, on anhydrous basis)
    MDL NO:
    MFCD00077757
    Molecular Formula:
    C27H29NO11·HCl
    Molecular Weight:
    579.98
  • β-Glycerophosphate disodium salt pentahydrate

    Synonym:
    1,2,3-Propanetriol, 2-(dihydrogen phosphate) disodium salt pentahydrate
    Catalog Number:
    22052
    CAS Number:
    13408-09-8
    MDL NO:
    MFCD00149083
    Molecular Formula:
    C3H7O6P·2Na·5H2O
    Molecular Weight:
    306.11
  • Harmine

    Purity:
    ≥ 99% (GC)
    Synonym:
    7-Methoxy-1-methyl-9H-pyrido[3,4-b]indole
    Catalog Number:
    21809
    CAS Number:
    442-51-3
    Purity Limit:
    ≥ 99% (GC)
    MDL NO:
    MFCD00004958
    Molecular Formula:
    C13H12N2O
    Molecular Weight:
    212.25
  • 7-Ethoxycoumarin

    Purity:
    ≥ 99%
    Synonym:
    7-Ethoxy-1-benzopyran-2-one
    Catalog Number:
    21806
    CAS Number:
    31005-02-4
    Purity Limit:
    ≥ 99%
    MDL NO:
    MFCD00006877
    Molecular Formula:
    C11H10O3
    Molecular Weight:
    190.2
  • D-Luciferin

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    (S-2-(6-Hydroxy-2-benzothiazolyl)-2-thiazoline-4-carboxylic acid
    Catalog Number:
    21802
    CAS Number:
    2591-17-5
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00042929
    Molecular Formula:
    C11H8N2O3S2
    Molecular Weight:
    280.33
  • Naphthol AS-BI β-D-glucuronide

    Synonym:
    Naphthol AS-BI β-D-glucosiduronic acid
    Catalog Number:
    21784
    CAS Number:
    37-87-6
    MDL NO:
    MFCD00067162
    Molecular Formula:
    C24H22BrNO9
    Molecular Weight:
    548.34
  • Tetrazolium violet

    Purity:
    ≥ 98% (Assay)
    Synonym:
    2,5-Diphenyl-3-(1-naphthyl)-2H-tetrazolium chloride
    Catalog Number:
    21706
    CAS Number:
    1719-71-7
    Purity Limit:
    ≥ 98% (Assay)
    MDL NO:
    MFCD00011875
    Molecular Formula:
    C23H17ClN4
    Molecular Weight:
    384.87
  • 6-Chloro-3-indolyl-β-D-glucuronide cyclohexylammonium salt

    Purity:
    ≥ 96% (TLC)
    Synonym:
    6-Chloro-3-indolyl-β-D-glucuronic acid cyclohexylammonium salt
    Catalog Number:
    21672
    CAS Number:
    138182-20-4
    Purity Limit:
    ≥ 96% (TLC)
    MDL NO:
    MFCD00153940
    Molecular Formula:
    C14H14ClNO7·C6H13N
    Molecular Weight:
    442.89
  • Protoporphyrin IX

    Purity:
    ≥ 97% (HPLC)
    Synonym:
    3,18-Divinyl-2,7,13,17-tetramethylporphine-8, 12-dipropionic acid
    Catalog Number:
    21661
    CAS Number:
    553-12-8
    Purity Limit:
    ≥ 97% (HPLC)
    MDL NO:
    MFCD00151109
    Molecular Formula:
    C34H34N4O4
    Molecular Weight:
    562.67
  • 6-Chloro-3-indolyl-b-D-galactopyranoside

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    6-Chloro-3-(β-D-galactopyranosyloxy)indole
    Catalog Number:
    21531
    CAS Number:
    138182-21-5
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD01310928
    Molecular Formula:
    C14H16ClNO6
    Molecular Weight:
    329.73
  • Catalog Number:
    21350
    CAS Number:
    76204-02-9
    MDL NO:
    MFCD00057309
    Molecular Formula:
    C21H24NO11·Na
    Molecular Weight:
    489.41
  • Resorufin-β-D-galactopyranoside

    Synonym:
    3-Phenoxazone 7-[β-D-galactopyranoside]
    Catalog Number:
    21497
    CAS Number:
    95079-19-9
    MDL NO:
    MFCD00064055
    Molecular Formula:
    C18H17NO8
    Molecular Weight:
    375.33
  • 4-Methylumbelliferyl butyrate

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    4-Methylcoumarin-7-yl-butyrate
    Catalog Number:
    21499
    CAS Number:
    17695-46-4
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00038087
    Molecular Formula:
    C14H14O4
    Molecular Weight:
    246.26
  • 7-Methoxycoumarin

    Purity:
    ≥ 99% (Assay)
    Synonym:
    Herniarin
    Catalog Number:
    21266
    CAS Number:
    531-59-9
    Purity Limit:
    ≥ 99% (Assay)
    MDL NO:
    MFCD00006876
    Molecular Formula:
    C10H8O3
    Molecular Weight:
    176.17
  • 4-Biphenylacetic acid

    Purity:
    ≥ 99.5% (HPLC)
    Synonym:
    4-Carboxymethylbiphenyl
    Catalog Number:
    21249
    CAS Number:
    5728-52-9
    Purity Limit:
    ≥ 99.5% (HPLC)
    MDL NO:
    MFCD00004351
    Molecular Formula:
    C14H12O2
    Molecular Weight:
    212.25
  • 5-Bromo-6-chloro-3-indoxyl-β-D-glucopyranoside

    Purity:
    ≥ 99% (TLC)
    Synonym:
    5-Bromo-6-chloro-3-indolyl β-d-glucopyranoside
    Catalog Number:
    21388
    CAS Number:
    93863-89-9
    Purity Limit:
    ≥ 99% (TLC)
    MDL NO:
    MFCD00210022
    Molecular Formula:
    C14H15BrClNO6
    Molecular Weight:
    408.63
  • 4-Methylumbelliferyl-β-D-lactoside

    Synonym:
    4-Methylumbelliferyl-β-D-lactopyranoside
    Catalog Number:
    21368
    CAS Number:
    84325-23-5
    MDL NO:
    MFCD00083406
    Molecular Formula:
    C22H28O13
    Molecular Weight:
    500.45
  • 4-Methylumbelliferyl oleate

    Purity:
    ≥ 97%
    Synonym:
    Oleic acid-4-methylumbelliferyl ester
    Catalog Number:
    21156
    CAS Number:
    18323-58-5
    Purity Limit:
    ≥ 97%
    MDL NO:
    MFCD00076095
    Molecular Formula:
    C28H40O4
    Molecular Weight:
    440.62
  • 5-Bromo-6-chloro-3-indolyl-β-D-galactopyranoside

    Purity:
    ≥ 99% (TLC)
    Synonym:
    5-Bromo-6-chloro-3-indoxyl-β-D-galactopyranoside
    Catalog Number:
    21199
    CAS Number:
    93863-88-8
    Purity Limit:
    ≥ 99% (TLC)
    MDL NO:
    MFCD00216824
    Molecular Formula:
    C14H15BrClNO6
    Molecular Weight:
    408.63
  • 5-Bromo-4-chloro-3-indolyl-α-D-galactopyranoside

    Purity:
    ≥ 98% (TLC)
    Synonym:
    5-Bromo-4-chloro-3-indolyl-α-D-galactoside
    Catalog Number:
    21193
    CAS Number:
    107021-38-5
    Purity Limit:
    ≥ 98% (TLC)
    MDL NO:
    MFCD00063780
    Molecular Formula:
    C14H15BrClNO6
    Molecular Weight:
    408.63
  • 6-Chloro-3-indolyl α-D-galactopyranoside

    Purity:
    ≥ 97% (TLC)
    Synonym:
    Salmon(tm)-α-D-galactoside
    Catalog Number:
    21033
    CAS Number:
    198402-61-8
    Purity Limit:
    ≥ 97% (TLC)
    MDL NO:
    MFCD02683908
    Molecular Formula:
    C14H16ClNO6
    Molecular Weight:
    329.73
  • 5-Bromo-4-chloro-3-indolyl β-D-cellobioside

    Synonym:
    X-β-D-cellobioside
    Catalog Number:
    21003
    CAS Number:
    177966-52-8
    MDL NO:
    MFCD00798387
    Molecular Formula:
    C20H25BrClNO11
    Molecular Weight:
    570.77
  • 5-Bromo-4-chloro-3-indolyl caprylate

    Synonym:
    5-Bromo-4-chloro-3-indoxyl octanoate
    Catalog Number:
    20993
    CAS Number:
    129541-42-0
    MDL NO:
    MFCD00083263
    Molecular Formula:
    C16H19BrClNO2
    Molecular Weight:
    372.69
  • 5-Bromo-6-chloro-3-indoxyl phosphate disodium salt monohydrate

    Purity:
    ≥ 97% (HPLC)
    Synonym:
    Magenta(tm)-phosphate disodium salt monohydrate
    Catalog Number:
    21010
    CAS Number:
    404366-59-2
    Purity Limit:
    ≥ 97% (HPLC)
    MDL NO:
    MFCD05663499
    Molecular Formula:
    C8H4BrClNO4P·2Na·H2O
    Molecular Weight:
    388.45
  • 6-Carboxy-tetramethylrhodamine

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    6-TAMRA
    Catalog Number:
    16901
    CAS Number:
    91809-67-5
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD01073638
    Molecular Formula:
    C25H22N2O5
    Molecular Weight:
    430.5