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25001

  • 4,4,5,5-Tetramethyl-2-(naphthalen-1-ylmethyl)-1,3,2-dioxaborolane

    Purity:
    ≥ 93% (GC)
    Synonym:
    (Naphthalen-1-ylmethyl)boronic acid pinacol ester
    Catalog Number:
    39925
    CAS Number:
    475250-57-8
    Purity Limit:
    ≥ 93% (GC)
    MDL NO:
    MFCD22419278
    Molecular Formula:
    C17H21BO2
    Molecular Weight:
    268.16
    Specification Sheet SDS

  • 4,4,5,5-Tetramethyl-2-(o-tolyl)-1,3,2-dioxaborolane

    Purity:
    ≥ 97% (GC)
    Synonym:
    o-Tolylboronic acid pinacol ester
    Catalog Number:
    39945
    CAS Number:
    195062-59-0
    Purity Limit:
    ≥ 97% (GC)
    MDL NO:
    MFCD06795658
    Molecular Formula:
    C13H19BO2
    Molecular Weight:
    218.1
    Specification Sheet SDS

  • 4,4,5,5-Tetramethyl-2-(p-tolyl)-1,3,2-dioxaborolane

    Purity:
    ≥ 98% (GC)
    Synonym:
    p-Tolylboronic acid pinacol ester
    Catalog Number:
    39994
    CAS Number:
    195062-57-8
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD03453662
    Molecular Formula:
    C13H19BO2
    Molecular Weight:
    218.1
    Specification Sheet SDS

  • 4,4,5,5-Tetramethyl-2-[3-(trifluoromethoxy)phenyl]-1,3,2-dioxaborolane

    Purity:
    ≥ 98% (GC)
    Synonym:
    3-(Trifluoromethoxy)phenylboronic acid pinacol ester
    Catalog Number:
    39922
    CAS Number:
    262376-31-8
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD05863919
    Molecular Formula:
    C13H16BF3O3
    Molecular Weight:
    288.07
    Specification Sheet SDS

  • 4,4,5,5-Tetramethyl-2-[3-(trifluoromethyl)phenyl]-1,3,2-dioxaborolane

    Purity:
    ≥ 98% (GC)
    Synonym:
    3-(Trifluoromethyl)phenylboronic acid pinacol ester
    Catalog Number:
    39924
    CAS Number:
    325142-82-3
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD05863925
    Molecular Formula:
    C13H16BF3O2
    Molecular Weight:
    272.07
    Specification Sheet SDS

  • 4,4,5,5-Tetramethyl-2-[4-[(tetrahydro-2H-pyran-2-yl)oxy]phenyl]-1,3,2-dioxaborolane

    Purity:
    ≥ 96% (GC)
    Synonym:
    2-[4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolane-2-yl)phenoxy]tetrahydro-2H-pyran
    Catalog Number:
    39878
    CAS Number:
    889865-38-7
    Purity Limit:
    ≥ 96% (GC)
    MDL NO:
    MFCD06659834
    Molecular Formula:
    C17H25BO4
    Molecular Weight:
    304.19
    Specification Sheet SDS

  • 4,4-Difluoro-1-methyl-3-(4-propoxystyryl)-4-bora-3a,4a-diaza-s-indacene

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    47744
    CAS Number:
    1201643-08-4
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD29472526
    Molecular Formula:
    C21H21BF2N2O
    Molecular Weight:
    366.22
    SDS

  • 4,4-Difluoro-5,7-dimethyl-4-bora-3a,4a-diaza-s-indacene-3-propionic acid

    Purity:
    ≥ 97% (HPLC)
    Synonym:
    BDP FL
    Catalog Number:
    47753
    CAS Number:
    165599-63-3
    Purity Limit:
    ≥ 97% (HPLC)
    MDL NO:
    MFCD00467384
    Molecular Formula:
    C14H15BF2N2O2
    Molecular Weight:
    292.09
    SDS

  • 4,4-Difluoro-5,7-dimethyl-4-bora-3a,4a-diaza-s-indacene-3-propionic acid N-succinimidyl ester

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    3-[3-[(2,5-Dioxopyrrolidin-1-yl)oxy]-3-oxopropyl]-5,5-difluoro-7,9-dimethyl-5H-dipyrrolo[1,2-c:2',1'-f][1,3,2]diazaborinin-4-ium-5-uide
    Catalog Number:
    47752
    CAS Number:
    146616-66-2
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00467385
    Molecular Formula:
    C18H18BF2N3O4
    Molecular Weight:
    389.17
    SDS

  • 4,4-Difluoro-D-prolinamide hydrochloride

    Catalog Number:
    16589
    CAS Number:
    1315053-41-8
    MDL NO:
    MFCD06797015
    Molecular Formula:
    C5H8F2N2O·HCl
    Molecular Weight:
    186.59
    SDS

  • 4,4-Difluoro-D-Proline hydrochloride

    Purity:
    ≥ 99.5% (Chiral HPLC)
    Synonym:
    (R)-4,4-Difluoropyrrolidine-2-carboxylic acid hydrochloride
    Catalog Number:
    29767
    CAS Number:
    1407991-25-6
    Purity Limit:
    ≥ 99.5% (Chiral HPLC)
    MDL NO:
    MFCD23106098
    Molecular Formula:
    C5H7F2NO2·HCl
    Molecular Weight:
    187.61
    Specification Sheet SDS

  • 4,4-Difluoro-D-Proline methyl ester hydrochloride

    Synonym:
    (R-methyl 4,4-difluoropyrrolidine-2-carboxylate hydrochloride
    Catalog Number:
    29765
    CAS Number:
    1408057-39-5
    MDL NO:
    MFCD23106099
    Molecular Formula:
    C6H10ClF2NO2
    Molecular Weight:
    201.59
    SDS

  • 4,4-Difluoro-L-prolinamide hydrochloride

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    4,4-Difluoro-(S-pyrrolidine-2-carboxamide hydrochloride
    Catalog Number:
    16507
    CAS Number:
    426844-51-1
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD06797014
    Molecular Formula:
    C5H8F2N2O·HCl
    Molecular Weight:
    186.59
    Specification Sheet SDS

  • 4,4-Difluoro-L-Proline hydrochloride

    Purity:
    ≥ 98.5% (Chiral HPLC)
    Synonym:
    (S)-4,4-Difluoropyrrolidine-2-carboxylic acid hydrochloride
    Catalog Number:
    29768
    CAS Number:
    1588480-37-8
    Purity Limit:
    ≥ 98.5% (Chiral HPLC)
    MDL NO:
    MFCD22199978
    Molecular Formula:
    C5H7F2NO2·HCl
    Molecular Weight:
    187.61
    Specification Sheet SDS

  • 4,4-Difluoro-L-Proline methyl ester hydrochloride

    Synonym:
    (S-methyl 4,4-difluoropyrrolidine-2-carboxylate hydrochloride
    Catalog Number:
    29766
    CAS Number:
    156046-05-8
    MDL NO:
    MFCD23106100
    Molecular Formula:
    C6H10ClF2NO2
    Molecular Weight:
    201.59
    SDS

  • 4,4-Difluorocyclohexanecarboxylic acid

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    45537
    CAS Number:
    122665-97-8
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD03788493
    Molecular Formula:
    C7H10F2O2
    Molecular Weight:
    164.15
    Specification Sheet SDS

  • 4,4-Dimethoxy-2-butanone

    Hazmat
    Purity:
    ≥ 92% (GC)
    Hazmat
    Catalog Number:
    27194
    CAS Number:
    5436-21-5
    Purity Limit:
    ≥ 92% (GC)
    MDL NO:
    MFCD00008789
    Molecular Formula:
    C6H12O3
    Molecular Weight:
    132.16
    Specification Sheet SDS

  • 4,4-Dimethyl-1,3-cyclohexanedione

    Purity:
    ≥ 99% (GC)
    Synonym:
    4,4-Dimethyl-cyclohexane-1,3-dione
    Catalog Number:
    16592
    CAS Number:
    562-46-9
    Purity Limit:
    ≥ 99% (GC)
    MDL NO:
    MFCD00075224
    Molecular Formula:
    C8H12O2
    Molecular Weight:
    140.18
    Specification Sheet SDS

  • 4,4-Dimethyl-2-oxazoline

    Hazmat
    Purity:
    ≥ 97% (GC)
    Hazmat
    Catalog Number:
    43312
    CAS Number:
    30093-99-3
    Purity Limit:
    ≥ 97% (GC)
    MDL NO:
    MFCD00014507
    Molecular Formula:
    C5H9NO
    Molecular Weight:
    99.13
    Specification Sheet SDS

  • 4,4-Dimethyl-2-oxo-pentanoic acid

    Purity:
    ≥ 99% (GC)
    Synonym:
    Neopentylglyoxylic acid
    Catalog Number:
    24192
    CAS Number:
    34906-87-1
    Purity Limit:
    ≥ 99% (GC)
    MDL NO:
    MFCD01325393
    Molecular Formula:
    C7H12O3
    Molecular Weight:
    144.17
    Specification Sheet SDS

  • 4,4-Dimethyl-3-oxopentanenitrile

    Hazmat
    Purity:
    ≥ 99% (GC)
    Synonym:
    Pivaloylacetonitrile
    Hazmat
    Catalog Number:
    27237
    CAS Number:
    59997-51-2
    Purity Limit:
    ≥ 99% (GC)
    MDL NO:
    MFCD00010208
    Molecular Formula:
    C7H11NO
    Molecular Weight:
    125.17
    Specification Sheet SDS

  • 4,4-Dioxo-1,4-oxathiane

    Purity:
    ≥ 98% (GC)
    Synonym:
    1,4-Oxathiane 4,4-dioxide
    Catalog Number:
    43178
    CAS Number:
    107-61-9
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00011683
    Molecular Formula:
    C4H8O3S
    Molecular Weight:
    136.17
    Specification Sheet SDS

  • 4,4-Diphenylpiperidine Hydrochloride

    Purity:
    ≥ 95%
    Catalog Number:
    23415
    CAS Number:
    63675-71-8
    Purity Limit:
    ≥ 95%
    MDL NO:
    MFCD01700799
    Molecular Formula:
    C17H19N·HCl
    Molecular Weight:
    273.81
    Specification Sheet SDS

  • 4,4-Pentamethylene-2-pyrrolidone

    Purity:
    ≥ 98% (GC)
    Synonym:
    3-Azaspiro[4.5]decan-2-one
    Catalog Number:
    43823
    CAS Number:
    64744-50-9
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00177938
    Molecular Formula:
    C9H15NO
    Molecular Weight:
    153.23
    Specification Sheet SDS

  • 4,5,6,7-Tetrabromobenzotriazole

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    TBB
    Catalog Number:
    44410
    CAS Number:
    17374-26-4
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD06411399
    Molecular Formula:
    C6HBr4N3
    Molecular Weight:
    434.71
    Specification Sheet SDS

  • 4,5,6,7-Tetrabromophenolphthalein

    Purity:
    ≥ 80% (Assay by titration)
    Catalog Number:
    38521
    CAS Number:
    13027-28-6
    Purity Limit:
    ≥ 80% (Assay by titration)
    MDL NO:
    MFCD00047314
    Molecular Formula:
    C20H10Br4O4
    Molecular Weight:
    633.91
    Specification Sheet SDS

  • 4,5,6,7-Tetrafluoroindole

    Synonym:
    4,5,6,7-Tetrafluoro-1H-indole
    Catalog Number:
    21707
    CAS Number:
    16264-67-8
    MDL NO:
    MFCD00236717
    Molecular Formula:
    C8H3F4N
    Molecular Weight:
    189.11
    SDS

  • 4,5,6,7-Tetrahydro-1,3-benzothiazole-2-carbaldehyde

    Purity:
    ≥ 95% (NMR)
    Catalog Number:
    26672
    CAS Number:
    884504-72-7
    Purity Limit:
    ≥ 95% (NMR)
    MDL NO:
    MFCD05864486
    Molecular Formula:
    C8H9NOS
    Molecular Weight:
    167.2
    Specification Sheet SDS

  • 4,5,6,7-Tetrahydro-1-benzothiophene-3-carbaldehyde

    Purity:
    ≥ 95% (NMR)
    Catalog Number:
    26648
    CAS Number:
    851634-60-1
    Purity Limit:
    ≥ 95% (NMR)
    MDL NO:
    MFCD12827456
    Molecular Formula:
    C9H10OS
    Molecular Weight:
    166.2
    Specification Sheet SDS

  • 4,5,6,7-Tetrahydro-1H-pyrazolo[4,3-c]pyridine dihydrochloride

    Purity:
    ≥ 95% (NMR)
    Catalog Number:
    18051
    CAS Number:
    157327-44-1
    Purity Limit:
    ≥ 95% (NMR)
    MDL NO:
    MFCD05864362
    Molecular Formula:
    C6H9N3·2HCl
    Molecular Weight:
    196.16
    Specification Sheet SDS

  • 4,5,6,7-Tetrahydro-2-methylthiazolo[5,4-c]pyridine hydrobromide

    Purity:
    ≥ 95%
    Synonym:
    2-Methyl-4,5,6,7-tetrahydro-thiazolo[5,4-c]pyridine·HBr
    Catalog Number:
    18737
    CAS Number:
    124458-27-1
    Purity Limit:
    ≥ 95%
    MDL NO:
    MFCD08437667
    Molecular Formula:
    C7H10N2S·HBr
    Molecular Weight:
    235.14
    Specification Sheet SDS

  • 4,5,6,7-Tetrahydrobenzothiazol-2-yl-amine hydrochloride

    Purity:
    ≥ 98% (NMR)
    Catalog Number:
    18052
    CAS Number:
    15951-21-0
    Purity Limit:
    ≥ 98% (NMR)
    MDL NO:
    MFCD00098222
    Molecular Formula:
    C7H10N2S·HCl
    Molecular Weight:
    190.7
    Specification Sheet SDS

  • 4,5,6,7-Tetrahydrothieno[3,2-c]pyridine

    Purity:
    ≥ 95% (GC)
    Catalog Number:
    17693
    CAS Number:
    28783-41-7
    Purity Limit:
    ≥ 95% (GC)
    MDL NO:
    MFCD03839944
    Molecular Formula:
    C7H9NS
    Molecular Weight:
    139.22
    Specification Sheet SDS

  • 4,5,6,7-Tetrahydrothieno[3,2-c]pyridine

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    44186
    CAS Number:
    54903-50-3
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD03839944
    Molecular Formula:
    C7H9NS
    Molecular Weight:
    139.22
    Specification Sheet SDS

  • 4,5,6-Triaminopyrimidine sulfate hydrate

    Purity:
    ≥ 98% (HPLC)
    Catalog Number:
    43696
    CAS Number:
    6640-23-9
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00012789
    Molecular Formula:
    C4H7N5·H2SO4·xH2O
    Molecular Weight:
    223.21
    Specification Sheet SDS

  • 4,5,6-Trichloropyrimidine

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    44851
    CAS Number:
    1780-27-4
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD08458457
    Molecular Formula:
    C4HCl3N2
    Molecular Weight:
    183.42
    Specification Sheet SDS

  • 4,5-Bis(2-cyanoethylthio)-1,3-dithiol-2-one

    Hazmat
    Purity:
    ≥ 98% (HPLC)
    Hazmat
    Catalog Number:
    43169
    CAS Number:
    158871-28-4
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD01142888
    Molecular Formula:
    C9H8N2OS4
    Molecular Weight:
    288.42
    Specification Sheet SDS

  • 4,5-Bis(2-cyanoethylthio)-1,3-dithiole-2-thione

    Hazmat
    Purity:
    ≥ 98% (HPLC)
    Hazmat
    Catalog Number:
    43175
    CAS Number:
    132765-35-6
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD01096160
    Molecular Formula:
    C9H8N2S5
    Molecular Weight:
    304.48
    Specification Sheet SDS

  • 4,5-Bis(benzoylthio)-1,3-dithiole-2-thione

    Purity:
    ≥ 98% (HPLC)
    Catalog Number:
    43197
    CAS Number:
    68494-08-6
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00059894
    Molecular Formula:
    C17H10O2S5
    Molecular Weight:
    406.57
    Specification Sheet SDS

  • 4,5-Bis(hydroxymethyl)-2-phenylimidazole

    Purity:
    ≥ 95% (HPLC)
    Catalog Number:
    42956
    CAS Number:
    61698-32-6
    Purity Limit:
    ≥ 95% (HPLC)
    MDL NO:
    MFCD00047017
    Molecular Formula:
    C11H12N2O2
    Molecular Weight:
    204.23
    Specification Sheet SDS

  • 4,5-Bis(hydroxymethyl)imidazole

    Purity:
    ≥ 98% (Assay by titration)
    Synonym:
    1H-Imidazole-4,5-dimethanol
    Catalog Number:
    42898
    CAS Number:
    33457-48-6
    Purity Limit:
    ≥ 98% (Assay by titration)
    MDL NO:
    MFCD00191661
    Molecular Formula:
    C5H8N2O2
    Molecular Weight:
    128.13
    Specification Sheet SDS

  • 4,5-Bis(methylthio)-1,3-dithiol-2-one

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    43177
    CAS Number:
    61485-46-9
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00137889
    Molecular Formula:
    C5H6OS4
    Molecular Weight:
    210.34
    Specification Sheet SDS

  • 4,5-Bis(methylthio)-1,3-dithiole-2-thione

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    43181
    CAS Number:
    49638-64-4
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00137888
    Molecular Formula:
    C5H6S5
    Molecular Weight:
    226.4
    Specification Sheet SDS

  • 4,5-Dehydro-L-leucine

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    H-Leu(4,5-dehydro)-OH
    Catalog Number:
    05807
    CAS Number:
    87392-13-0
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00237695
    Molecular Formula:
    C6H11NO2
    Molecular Weight:
    129.18
    Specification Sheet SDS

  • 4,5-Diamino-6-hydroxypyrimidine

    Purity:
    ≥ 96% (HPLC)
    Synonym:
    5,6-Diamino-4(1H-pyrimidinone
    Catalog Number:
    43751
    CAS Number:
    1672-50-0
    Purity Limit:
    ≥ 96% (HPLC)
    MDL NO:
    MFCD00006114
    Molecular Formula:
    C4H6N4O
    Molecular Weight:
    126.12
    Specification Sheet SDS

  • 4,5-Diaminopyrimidine

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    43744
    CAS Number:
    13754-19-3
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00006113
    Molecular Formula:
    C4H6N4
    Molecular Weight:
    110.12
    Specification Sheet SDS

  • 4,5-Diazafluoren-9-one

    Purity:
    ≥ 96% (HPLC)
    Catalog Number:
    40951
    CAS Number:
    50890-67-0
    Purity Limit:
    ≥ 96% (HPLC)
    MDL NO:
    MFCD00046892
    Molecular Formula:
    C11H6N2O
    Molecular Weight:
    182.18
    Specification Sheet SDS

  • 4,5-Diazafluorene-9-one O-(p-Toluenesulfonyl)oxime

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    4,5-Diazafluorene-9-one O-tosyloxime
    Catalog Number:
    40942
    CAS Number:
    1655490-79-1
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD28976163
    Molecular Formula:
    C18H13N3O3S
    Molecular Weight:
    351.38
    Specification Sheet SDS

  • 4,5-Dibromo-1H-1,2,3-triazole

    Purity:
    ≥ 98% (Assay by titration)
    Catalog Number:
    45044
    CAS Number:
    15294-81-2
    Purity Limit:
    ≥ 98% (Assay by titration)
    MDL NO:
    MFCD08062401
    Molecular Formula:
    C2HBr2N3
    Molecular Weight:
    226.86
    Specification Sheet SDS

  • 4,5-Dibromo-2-(1-Methylethyl)-1H-Imidazole

    Catalog Number:
    24295
    CAS Number:
    885266-63-7
    MDL NO:
    MFCD03844701
    Molecular Formula:
    C6H8Br2N2
    Molecular Weight:
    267.95
    SDS
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