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25001

  • 4'-Nitro-biphenyl-2-ylamine

    Synonym:
    4'-Nitro-1,1'-biphenyl-2-amine
    Catalog Number:
    19017
    CAS Number:
    6272-52-2
    MDL NO:
    MFCD01740422
    Molecular Formula:
    C12H10N2O2
    Molecular Weight:
    214.22
    SDS

  • 4′-Nitrobenzo-15-crown-5

    Purity:
    ≥ 99% (GC)
    Catalog Number:
    36185
    CAS Number:
    60835-69-0
    Purity Limit:
    ≥ 99% (GC)
    MDL NO:
    MFCD00060713
    Molecular Formula:
    C14H19No7
    Molecular Weight:
    313.3
    Specification Sheet SDS

  • 4'-Nitrobenzo-18-crown 6-Ether

    Purity:
    ≥ 97% (GC)
    Synonym:
    2,3-(4-Nitrobenzo)-1,4,7,10,13,16-hexaoxacyclooctadec-2-ene
    Catalog Number:
    37165
    CAS Number:
    53408-96-1
    Purity Limit:
    ≥ 97% (GC)
    MDL NO:
    MFCD00143207
    Molecular Formula:
    C16H23NO8
    Molecular Weight:
    357.36
    Specification Sheet SDS

  • 4'-Pentyl-4-biphenylboronic acid

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    4-(4-Pentylphenyl)benzeneboronic acid
    Catalog Number:
    40147
    CAS Number:
    121554-18-5
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD07644474
    Molecular Formula:
    C17H21BO2
    Molecular Weight:
    268.16
    Specification Sheet SDS

  • 4'-Phenylacetophenone

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    4-Acetylbiphenyl
    Catalog Number:
    27192
    CAS Number:
    92-91-1
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00008749
    Molecular Formula:
    C14H12O
    Molecular Weight:
    196.25
    Specification Sheet SDS

  • 4'-tert-Butyl-2',6'-dimethyl-3',5'-dinitroacetophenone

    Grade:
    High Purity Grade
    Purity:
    ≥ 99% (GC)
    Synonym:
    1-Acetyl-4-(tert-butyl)-2,6-dimethyl-3,5-dinitrobenzene
    Catalog Number:
    27496
    Grade:
    High Purity Grade
    CAS Number:
    81-14-1
    Purity Limit:
    ≥ 99% (GC)
    MDL NO:
    MFCD00024271
    Molecular Formula:
    C14H18N2O5
    Molecular Weight:
    294.31
    Specification Sheet SDS

  • 4'-Trifluoromethylbiphenyl-2-carbaldehyde

    Purity:
    ≥ 95% (NMR)
    Synonym:
    2-[4-(Trifluoromethyl)phenyl]benzaldehyde
    Catalog Number:
    23336
    CAS Number:
    84392-23-4
    Purity Limit:
    ≥ 95% (NMR)
    MDL NO:
    MFCD01631855
    Molecular Formula:
    C14H9F3O
    Molecular Weight:
    250.22
    Specification Sheet SDS

  • 4'-Trifluoromethylbiphenyl-3-carbaldehyde

    Purity:
    ≥ 98% (NMR)
    Synonym:
    3-[4-(Trifluoromethyl)phenyl]benzaldehyde
    Catalog Number:
    23350
    CAS Number:
    343604-24-0
    Purity Limit:
    ≥ 98% (NMR)
    MDL NO:
    MFCD01631879
    Molecular Formula:
    C14H9F3O
    Molecular Weight:
    250.22
    Specification Sheet SDS

  • 4'-Trifluoromethylbiphenyl-4-carbaldehyde

    Purity:
    ≥ 99% (GC)
    Synonym:
    4'-(Trifluoromethyl)-[1,1'-biphenyl]-4-carboxaldehyde
    Catalog Number:
    23426
    CAS Number:
    90035-34-0
    Purity Limit:
    ≥ 99% (GC)
    MDL NO:
    MFCD01862519
    Molecular Formula:
    C14H9F3O
    Molecular Weight:
    250.22
    Specification Sheet SDS

  • 4(3H-Pyrimidinone

    Purity:
    ≥ 98% (GC)
    Synonym:
    4-Hydroxypyrimidine
    Catalog Number:
    27537
    CAS Number:
    4562-27-0, 51953-17-4
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00006664
    Molecular Formula:
    C4H4N2O
    Molecular Weight:
    96.09
    Specification Sheet SDS

  • 4(5)-Cyanomethylimidazole

    Hazmat
    Purity:
    ≥ 99% (GC)
    Hazmat
    Catalog Number:
    42915
    CAS Number:
    18502-05-1
    Purity Limit:
    ≥ 99% (GC)
    MDL NO:
    MFCD00070306
    Molecular Formula:
    C5H5N3
    Molecular Weight:
    107.12
    Specification Sheet SDS

  • 4(5)-Ethylimidazole

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    42939
    CAS Number:
    19141-85-6
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00818234
    Molecular Formula:
    C5H8N2
    Molecular Weight:
    96.13
    Specification Sheet SDS

  • 4(5)-Hydroxymethylimidazole hydrochloride

    Purity:
    ≥ 98% (Assay by titration)
    Catalog Number:
    42913
    CAS Number:
    32673-41-9
    Purity Limit:
    ≥ 98% (Assay by titration)
    MDL NO:
    MFCD00012697
    Molecular Formula:
    C4H6N2O·HCl
    Molecular Weight:
    134.56
    Specification Sheet SDS

  • 4(5)-Methyl-1H-imidazole-2-carbaldehyde

    Purity:
    ≥ 95% (NMR)
    Catalog Number:
    18048
    CAS Number:
    113825-16-4
    Purity Limit:
    ≥ 95% (NMR)
    MDL NO:
    MFCD05864565
    Molecular Formula:
    C5H6N2O
    Molecular Weight:
    110.12
    Specification Sheet SDS

  • 4(p-Nitrophenylazo)resorcinol

    Synonym:
    2,4-Dihydroxy-4'-nitroazobenzene
    Catalog Number:
    22830
    CAS Number:
    74-39-5
    MDL NO:
    MFCD00007310
    Molecular Formula:
    C12H9N3O4
    Molecular Weight:
    259.22
    Specification Sheet SDS

  • 4,10-Diaza-15-crown 5-ether

    Purity:
    ≥ 95% (NMR)
    Synonym:
    1,4,10-Trioxa-7,13-diazacyclopentadecane
    Catalog Number:
    37163
    CAS Number:
    31249-95-3
    Purity Limit:
    ≥ 95% (NMR)
    MDL NO:
    MFCD00005109
    Molecular Formula:
    C10H22N2O3
    Molecular Weight:
    218.3
    Specification Sheet SDS

  • 4,4',4"-Trimethoxytrityl chloride

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    4,4',4''-Trimethoxytriphenylmethyl chloride
    Catalog Number:
    00799
    CAS Number:
    49757-42-8
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00008408
    Molecular Formula:
    C22H21ClO3
    Molecular Weight:
    368.86
    Specification Sheet SDS

  • 4,4',4''-(1,3,5-Triazine-2,4,6-triyl)trianiline

    Purity:
    ≥ 98% (HPLC)
    Catalog Number:
    44338
    CAS Number:
    14544-47-9
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD04116311
    Molecular Formula:
    C21H18N6
    Molecular Weight:
    354.42
    Specification Sheet SDS

  • 4,4',4''-Trifluorotrityl bromide

    Hazmat
    Purity:
    ≥ 97% (Assay by titration)
    Synonym:
    Tris(4-fluorophenyl)bromomethane
    Hazmat
    Catalog Number:
    45880
    CAS Number:
    200004-38-2
    Purity Limit:
    ≥ 97% (Assay by titration)
    MDL NO:
    MFCD00191586
    Molecular Formula:
    C19H12BrF3
    Molecular Weight:
    377.2
    Specification Sheet SDS

  • 4,4',4''-Tris(benzoyloxy)trityl bromide

    Purity:
    ≥ 97% (Assay by titration)
    Synonym:
    Tris[4-(phenylcarbonyloxy)phenyl]methyl bromide
    Catalog Number:
    37351
    CAS Number:
    86610-66-4
    Purity Limit:
    ≥ 97% (Assay by titration)
    MDL NO:
    MFCD00010302
    Molecular Formula:
    C40H27BrO6
    Molecular Weight:
    683.55
    Specification Sheet SDS

  • 4,4'-(Hexafluoroisopropylidene)diphthalic acid

    Catalog Number:
    28504
    CAS Number:
    3016-76-0
    MDL NO:
    MFCD01321414
    Molecular Formula:
    C19H10F6O8
    Molecular Weight:
    480.27
    SDS

  • 4,4'-(Hexafluoroisopropylidene)diphthalic anhydride

    Purity:
    ≥ 99% (HPLC)
    Catalog Number:
    27557
    CAS Number:
    1107-00-2
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00039143
    Molecular Formula:
    C19H6F6O6
    Molecular Weight:
    444.24
    Specification Sheet SDS

  • 4,4′-Azopyridine

    Hazmat
    Purity:
    ≥ 95% (HPLC)
    Synonym:
    Azobis(4-pyridine)
    Hazmat
    Catalog Number:
    36186
    CAS Number:
    2632-99-7
    Purity Limit:
    ≥ 95% (HPLC)
    MDL NO:
    MFCD00129061
    Molecular Formula:
    C10H8N4
    Molecular Weight:
    184.2
    Specification Sheet SDS

  • 4,4'-Biphenyldiboronic acid

    Purity:
    ≥ 95% (Assay by titration)
    Synonym:
    [4-(4-boronophenyl)phenyl]boronic acid
    Catalog Number:
    40149
    CAS Number:
    4151-80-8
    Purity Limit:
    ≥ 95% (Assay by titration)
    MDL NO:
    MFCD00151795
    Molecular Formula:
    C12H12B2O4
    Molecular Weight:
    241.84
    Specification Sheet SDS

  • 4,4'-Biphenyldicarboxaldehyde

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    27414
    CAS Number:
    66-98-8
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00016714
    Molecular Formula:
    C14H10O2
    Molecular Weight:
    210.23
    Specification Sheet SDS

  • 4,4'-Bipiperidine

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    43435
    CAS Number:
    15336-72-8
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD01104315
    Molecular Formula:
    C10H20N2
    Molecular Weight:
    168.28
    Specification Sheet SDS

  • 4,4'-Bis(2-benzoxazolyl)stilbene

    Purity:
    ≥ 97% (HPLC)
    Catalog Number:
    43290
    CAS Number:
    1533-45-5
    Purity Limit:
    ≥ 97% (HPLC)
    MDL NO:
    MFCD00022846
    Molecular Formula:
    C28H18N2O2
    Molecular Weight:
    414.46
    Specification Sheet SDS

  • 4,4'-Bis(5,5-dimethyl-1,3,2-dioxaborinan-2-yl)biphenyl

    Hazmat
    Purity:
    ≥ 98% (GC)
    Synonym:
    4,4'-Biphenyldiboronic acid bis(neopentyl glycol) ester
    Hazmat
    Catalog Number:
    39986
    CAS Number:
    5487-93-4
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD01318103
    Molecular Formula:
    C22H28B2O4
    Molecular Weight:
    378.08
    Specification Sheet SDS

  • 4,4'-Bis(5-hexyl-2-thienyl)-2,2'-bipyridyl

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    4,4'-Bis(5-hexyl-2-thienyl)-2,2'-bipyridine
    Catalog Number:
    31821
    CAS Number:
    1047684-56-9
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD22581259
    Molecular Formula:
    C30H36N2S2
    Molecular Weight:
    488.75
    Specification Sheet SDS

  • 4,4'-Bis(5-methyl-2-benzoxazolyl)stilbene

    Purity:
    ≥ 98% (HPLC)
    Catalog Number:
    38548
    CAS Number:
    2397-00-4
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00191316
    Molecular Formula:
    C30H22N2O2
    Molecular Weight:
    442.52
    Specification Sheet SDS

  • 4,4'-Bis(chloromethyl)-2,2'-bipyridyl

    Purity:
    ≥ 98% (Assay by titration)
    Catalog Number:
    40918
    CAS Number:
    138219-98-4
    Purity Limit:
    ≥ 98% (Assay by titration)
    MDL NO:
    MFCD20265579
    Molecular Formula:
    C12H10Cl2N2
    Molecular Weight:
    253.13
    Specification Sheet SDS

  • 4,4'-Bis(hydroxymethyl)-2,2'-bipyridine

    Purity:
    ≥ 98% (GC)
    Synonym:
    2,2'-Bipyridine-4,4'-dimethanol
    Catalog Number:
    40919
    CAS Number:
    109073-77-0
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD06202808
    Molecular Formula:
    C12H12N2O2
    Molecular Weight:
    216.24
    Specification Sheet SDS

  • 4,4'-Bis(trifluoromethyl)-2,2'-bipyridyl

    Purity:
    ≥ 98% (GC)
    Synonym:
    4,4'-Bis(trifluoromethyl)-2,2'-bipyridine
    Catalog Number:
    40924
    CAS Number:
    142946-79-0
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00233878
    Molecular Formula:
    C12H6F6N2
    Molecular Weight:
    292.18
    Specification Sheet SDS

  • 4,4'-Bisbenzyl alcohol

    Purity:
    ≥ 99% (Assay)
    Synonym:
    4,4'-Biphenyldimethanol
    Catalog Number:
    27413
    CAS Number:
    1667-12-5
    Purity Limit:
    ≥ 99% (Assay)
    MDL NO:
    MFCD00016713
    Molecular Formula:
    C14H14O2
    Molecular Weight:
    214.26
    Specification Sheet SDS

  • 4,4'-Carbonyldimorpholine

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    43096
    CAS Number:
    38952-62-4
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD06200603
    Molecular Formula:
    C9H16N2O3
    Molecular Weight:
    200.24
    Specification Sheet SDS

  • 4,4'-Di(1,2,3-triazolyl) disulfide

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    4,4'-Dithiobis(1,2,3-triazole)
    Catalog Number:
    44374
    CAS Number:
    6440-09-1
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD12545960
    Molecular Formula:
    C4H4N6S2
    Molecular Weight:
    200.24
    Specification Sheet SDS

  • 4,4'-Di(1H-imidazol-1-yl)-1,1'-biphenyl

    Purity:
    ≥ 98% (HPLC)
    Synonym:
    1,1'-(4,4'-Biphenyldiyl)bis(1H-imidazole)
    Catalog Number:
    42961
    CAS Number:
    855766-92-6
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD23103195
    Molecular Formula:
    C18H14N4
    Molecular Weight:
    286.34
    Specification Sheet SDS

  • 4,4'-Diacetyldiphenyl ether

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    1-[4-(4-Acetylphenoxy)phenyl]ethanone
    Catalog Number:
    24934
    CAS Number:
    2615-11-4
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00060686
    Molecular Formula:
    C16H14O3
    Molecular Weight:
    254.28
    Specification Sheet SDS

  • 4,4'-Diamino-2,2'-bipyridyl

    Purity:
    ≥ 98% (GC)
    Synonym:
    4,4'-Diamino-2,2'-bipyridine
    Catalog Number:
    31817
    CAS Number:
    18511-69-8
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD08704188
    Molecular Formula:
    C10H10N4
    Molecular Weight:
    186.22
    Specification Sheet SDS

  • 4,4′-Diaminodiphenylmethane

    Hazmat
    Grade:
    analytical standard
    Purity:
    ≥ 97% (GC)
    Synonym:
    4,4'-Methylenedianiline
    Hazmat
    Catalog Number:
    42148
    Grade:
    analytical standard
    CAS Number:
    101-77-9
    Purity Limit:
    ≥ 97% (GC)
    MDL NO:
    MFCD00007914
    Molecular Formula:
    C13H14N2
    Molecular Weight:
    198.26
    Specification Sheet SDS

  • 4,4'-Diantipyrylmethane monohydrate [for Ti Analysis]

    Purity:
    98 - 102% (Assay by titration)
    Synonym:
    4,4'-methylenediantipyrine monohydrate
    Catalog Number:
    43603
    CAS Number:
    1251-85-0
    Purity Limit:
    98 - 102% (Assay by titration)
    MDL NO:
    MFCD00149122
    Molecular Formula:
    C23H24N4O2·H2O
    Molecular Weight:
    406.49
    Specification Sheet SDS

  • 4,4'-Dibenzoic acid

    Purity:
    ≥ 98%
    Synonym:
    4,4'-Biphenyldicarboxylic acid
    Catalog Number:
    26841
    CAS Number:
    787-70-2
    Purity Limit:
    ≥ 98%
    MDL NO:
    MFCD00002554
    Molecular Formula:
    C14H10O4
    Molecular Weight:
    242.23
    Specification Sheet SDS

  • 4,4'-Dibromo-2,2'-bipyridyl

    Purity:
    ≥ 97% (GC)
    Synonym:
    4,4'-Dibromo-2,2'-bipyridine
    Catalog Number:
    31816
    CAS Number:
    18511-71-2
    Purity Limit:
    ≥ 97% (GC)
    MDL NO:
    MFCD00667763
    Molecular Formula:
    C10H6Br2N2
    Molecular Weight:
    313.98
    Specification Sheet SDS

  • 4,4'-Dibromo-2,2'-bithiophene

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    45013
    CAS Number:
    51285-60-0
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00508561
    Molecular Formula:
    C8H4Br2S2
    Molecular Weight:
    324.05
    Specification Sheet SDS

  • 4,4'-Dibromo-3,3'-bithiophene

    Purity:
    ≥ 98% (GC)
    Synonym:
    4,4'-Dibromo-3,3'-bithienyl
    Catalog Number:
    45027
    CAS Number:
    5556-13-8
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD17012206
    Molecular Formula:
    C8H4Br2S2
    Molecular Weight:
    324.05
    Specification Sheet SDS

  • 4,4′-Dibromobiphenyl

    Hazmat
    Purity:
    ≥ 99% (HPLC)
    Synonym:
    p,p'-Dibromobiphenyl
    Hazmat
    Catalog Number:
    30994
    CAS Number:
    92-86-4
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00000101
    Molecular Formula:
    C12H8Br2
    Molecular Weight:
    312.0
    Specification Sheet SDS

  • 4,4'-Dibromooctafluorobiphenyl

    Hazmat
    Purity:
    ≥ 95% (GC)
    Hazmat
    Catalog Number:
    45875
    CAS Number:
    10386-84-2
    Purity Limit:
    ≥ 95% (GC)
    MDL NO:
    MFCD00000310
    Molecular Formula:
    C12Br2F8
    Molecular Weight:
    455.93
    Specification Sheet SDS

  • 4,4'-Dichlorobenzil

    Purity:
    ≥ 99% (GC)
    Synonym:
    1,2-Bis-4-chlorophenyl)ethane-1,2-dione
    Catalog Number:
    22427
    CAS Number:
    3457-46-3
    Purity Limit:
    ≥ 99% (GC)
    MDL NO:
    MFCD00018685
    Molecular Formula:
    C14H8Cl2O2
    Molecular Weight:
    279.12
    Specification Sheet SDS

  • 4,4'-Dichlorobenzophenone

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    1-Benzoyl-4,4-dichloro benzene
    Catalog Number:
    26757
    CAS Number:
    90-98-2
    Purity Limit:
    ≥ 99% (HPLC)
    MDL NO:
    MFCD00000623
    Molecular Formula:
    C13H8Cl2O
    Molecular Weight:
    251.11
    Specification Sheet SDS

  • 4,4'-Difluorobenzhydrol

    Purity:
    ≥ 98% (GC)
    Synonym:
    Bis(4-fluorophenyl)methanol
    Catalog Number:
    46251
    CAS Number:
    365-24-2
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00000357
    Molecular Formula:
    C13H10F2O
    Molecular Weight:
    220.22
    Specification Sheet SDS
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