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Chemistry

Chemistry

11931

Our diverse selection of products are designed to enhance your work at every level. From refining asymmetric synthesis to optimizing reaction conditions with advanced catalysts, because we believe in meeting every possibility with precision.

Sub Categories
Asymmetric Synthesis 1123
Building Blocks 7867
Catalysis & Inorganic Chemistry 1049
Chemical Biology 178
Inorganic Compounds 794
Ionic Liquids 182
Organometallic Reagents 845
Stains & Dyes 298

  • 1-Benzyl-4-iodo-1H-pyrazole

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    44617
    CAS Number:
    50877-42-4
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD04038745
    Molecular Formula:
    C10H9IN2
    Molecular Weight:
    284.1
    Specification Sheet SDS

  • 2,6-Dibromo-3-hydroxypyridine

    Purity:
    ≥ 97% (Assay by titration)
    Synonym:
    2,6-Dibromo-3-pyridinol
    Catalog Number:
    44637
    CAS Number:
    6602-33-1
    Purity Limit:
    ≥ 97% (Assay by titration)
    MDL NO:
    MFCD01318479
    Molecular Formula:
    C5H3Br2NO
    Molecular Weight:
    252.89
    Specification Sheet SDS

  • 2,3-Diamino-6-chloropyridine

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    44636
    CAS Number:
    40851-95-4
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00209966
    Molecular Formula:
    C5H6ClN3
    Molecular Weight:
    143.57
    Specification Sheet SDS

  • 5-Chloro-3-methyl-1-phenyl-1H-pyrazole-4-carboxaldehyde

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    44619
    CAS Number:
    947-95-5
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00100755
    Molecular Formula:
    C11H9ClN2O
    Molecular Weight:
    220.66
    Specification Sheet SDS

  • 2,3-Dibromo-5-chloropyridine

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    44638
    CAS Number:
    137628-17-2
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD08687254
    Molecular Formula:
    C5H2Br2ClN
    Molecular Weight:
    271.34
    Specification Sheet SDS

  • 3-Bromoimidazo[1,2-b]pyridazine

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    44630
    CAS Number:
    18087-73-5
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD09757672
    Molecular Formula:
    C6H4BrN3
    Molecular Weight:
    198.02
    Specification Sheet SDS

  • Methyl 3-amino-6-bromopyrazine-2-carboxylate

    Purity:
    ≥ 98% (GC)
    Synonym:
    3-Amino-6-bromopyrazine-2-carboxylic acid methyl ester
    Catalog Number:
    44631
    CAS Number:
    6966-01-4
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00834964
    Molecular Formula:
    C6H6BrN3O2
    Molecular Weight:
    232.04
    Specification Sheet SDS

  • 3-Amino-4-bromo-5-methylpyrazole

    Purity:
    ≥ 98% (HPLC)
    Catalog Number:
    44618
    CAS Number:
    1780-72-9
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD03412169
    Molecular Formula:
    C4H6BrN3
    Molecular Weight:
    176.02
    Specification Sheet SDS

  • 3,6-Dichloro-4-methylpyridazine

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    44633
    CAS Number:
    19064-64-3
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00006465
    Molecular Formula:
    C5H4Cl2N2
    Molecular Weight:
    163.0
    Specification Sheet SDS

  • 4-Chloro-3-ethyl-1-methyl-1H-pyrazole-5-carboxylic acid

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    44615
    CAS Number:
    127892-62-0
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD08459057
    Molecular Formula:
    C7H9ClN2O2
    Molecular Weight:
    188.61
    Specification Sheet SDS

  • 4,5-Dichloro-2-phenyl-3(2H)-pyridazinone

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    44622
    CAS Number:
    1698-53-9
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00006470
    Molecular Formula:
    C10H6Cl2N2O
    Molecular Weight:
    241.07
    Specification Sheet SDS

  • 4-Chloro-5-methoxy-3(2H)-pyridazinone

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    44628
    CAS Number:
    63910-43-0
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD04971392
    Molecular Formula:
    C5H5ClN2O2
    Molecular Weight:
    160.56
    Specification Sheet SDS

  • 6-Chloro-2-iodo-3-hydroxypyridine

    Purity:
    ≥ 98% (GC)
    Synonym:
    6-Chloro-2-iodo-3-pyridinol
    Catalog Number:
    44635
    CAS Number:
    188057-26-3
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD07636749
    Molecular Formula:
    C5H3ClINO
    Molecular Weight:
    255.44
    Specification Sheet SDS

  • 3-Chloro-6-phenylpyridazine

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    44624
    CAS Number:
    20375-65-9
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00075253
    Molecular Formula:
    C10H7ClN2
    Molecular Weight:
    190.63
    Specification Sheet SDS

  • 4,5-Dichloro-2-methyl-3(2H)-pyridazinone

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    44625
    CAS Number:
    933-76-6
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00051686
    Molecular Formula:
    C5H4Cl2N2O
    Molecular Weight:
    179.0
    Specification Sheet SDS

  • Methyl 3,5-diamino-6-chloropyrazine-2-carboxylate

    Purity:
    ≥ 98% (GC)
    Synonym:
    3,5-Diamino-6-chloropyrazine-2-carboxylic acid methyl ester
    Catalog Number:
    44621
    CAS Number:
    1458-01-1
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD01928388
    Molecular Formula:
    C6H7ClN4O2
    Molecular Weight:
    202.6
    Specification Sheet SDS

  • 3-Chloro-6-methoxypyridazine

    Purity:
    ≥ 97% (GC)
    Catalog Number:
    44627
    CAS Number:
    1722-10-7
    Purity Limit:
    ≥ 97% (GC)
    MDL NO:
    MFCD00006467
    Molecular Formula:
    C5H5ClN2O
    Molecular Weight:
    144.56
    Specification Sheet SDS

  • 3-Chloro-6-methylpyridazine

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    44620
    CAS Number:
    1121-79-5
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00052905
    Molecular Formula:
    C5H5ClN2
    Molecular Weight:
    128.56
    Specification Sheet SDS

  • 4-Bromoantipyrine

    Purity:
    ≥ 98% (HPLC)
    Catalog Number:
    44612
    CAS Number:
    5426-65-3
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD00020779
    Molecular Formula:
    C11H11BrN2O
    Molecular Weight:
    267.13
    Specification Sheet SDS

  • 5-Iodo-1-methylpyrazole

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    44608
    CAS Number:
    34091-51-5
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD11109327
    Molecular Formula:
    C4H5IN2
    Molecular Weight:
    208.0
    Specification Sheet SDS

  • 4-Bromo-1-ethylpyrazole

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    44606
    CAS Number:
    71229-85-1
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD08235252
    Molecular Formula:
    C5H7BrN2
    Molecular Weight:
    175.03
    Specification Sheet SDS

  • 5-Chloropyrazine-2-carboxylic acid

    Purity:
    ≥ 98% (Assay by titration)
    Catalog Number:
    44603
    CAS Number:
    36070-80-1
    Purity Limit:
    ≥ 98% (Assay by titration)
    MDL NO:
    MFCD09033269
    Molecular Formula:
    C5H3ClN2O2
    Molecular Weight:
    158.54
    Specification Sheet SDS

  • 4-Iodo-3,5-dimethylpyrazole

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    44609
    CAS Number:
    2033-45-6
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00040247
    Molecular Formula:
    C5H7IN2
    Molecular Weight:
    222.03
    Specification Sheet SDS

  • 4-Bromo-3-methylpyrazole

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    44616
    CAS Number:
    13808-64-5
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00005241
    Molecular Formula:
    C4H5BrN2
    Molecular Weight:
    161.0
    Specification Sheet SDS

  • 4-Iodo-1-methylpyrazole-5-carboxylic acid

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    44611
    CAS Number:
    75092-30-7
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00461121
    Molecular Formula:
    C5H5IN2O2
    Molecular Weight:
    252.01
    Specification Sheet SDS

  • 1-(4-Chlorophenyl)-3-methyl-5-pyrazolone

    Purity:
    ≥ 98% (Assay by titration)
    Catalog Number:
    44614
    CAS Number:
    13024-90-3
    Purity Limit:
    ≥ 98% (Assay by titration)
    MDL NO:
    MFCD00043814
    Molecular Formula:
    C10H9ClN2O
    Molecular Weight:
    208.65
    Specification Sheet SDS

  • 4-Iodo-1-methylpyrazole

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    44610
    CAS Number:
    39806-90-1
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD05663860
    Molecular Formula:
    C4H5IN2
    Molecular Weight:
    208.0
    Specification Sheet SDS

  • 4-Chloropyrazole

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    44613
    CAS Number:
    15878-00-9
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00159634
    Molecular Formula:
    C3H3ClN2
    Molecular Weight:
    102.52
    Specification Sheet SDS

  • 4-Bromo-1,3,5-trimethylpyrazole

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    44607
    CAS Number:
    15801-69-1
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00052532
    Molecular Formula:
    C6H9BrN2
    Molecular Weight:
    189.06
    Specification Sheet SDS

  • Chloropyrazine

    Hazmat
    Purity:
    ≥ 98% (GC)
    Hazmat
    Catalog Number:
    44599
    CAS Number:
    14508-49-7
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00006124
    Molecular Formula:
    C4H3ClN2
    Molecular Weight:
    114.53
    Specification Sheet SDS

  • 3-Chloro-2,5-dimethylpyrazine

    Purity:
    ≥ 95% (GC)
    Catalog Number:
    44597
    CAS Number:
    95-89-6
    Purity Limit:
    ≥ 95% (GC)
    MDL NO:
    MFCD00006143
    Molecular Formula:
    C6H7ClN2
    Molecular Weight:
    142.59
    Specification Sheet SDS

  • 2-Bromo-5-hydroxypyrazine

    Purity:
    ≥ 95% (GC)
    Synonym:
    5-Bromo-2(1H-pyrazinone
    Catalog Number:
    44592
    CAS Number:
    374063-92-0
    Purity Limit:
    ≥ 95% (GC)
    MDL NO:
    MFCD06245330
    Molecular Formula:
    C4H3BrN2O
    Molecular Weight:
    174.99
    Specification Sheet SDS

  • 2,3-Dichloropyrazine

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    44604
    CAS Number:
    4858-85-9
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00040964
    Molecular Formula:
    C4H2Cl2N2
    Molecular Weight:
    148.97
    Specification Sheet SDS

  • 2-Chloro-3,5-dimethylpyrazine

    Purity:
    ≥ 95% (GC)
    Catalog Number:
    44602
    CAS Number:
    38557-72-1
    Purity Limit:
    ≥ 95% (GC)
    MDL NO:
    MFCD00126945
    Molecular Formula:
    C6H7ClN2
    Molecular Weight:
    142.59
    Specification Sheet SDS

  • 5-Chloro-2,3-diphenylpyrazine

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    44590
    CAS Number:
    41270-66-0
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00234892
    Molecular Formula:
    C16H11ClN2
    Molecular Weight:
    266.73
    Specification Sheet SDS

  • 5-Chloro-1,3-dimethylpyrazole-4-carboxaldehyde

    Purity:
    ≥ 98% (GC)
    Synonym:
    5-Chloro-4-formyl-1,3-dimethylpyrazole
    Catalog Number:
    44605
    CAS Number:
    27006-76-4
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00052538
    Molecular Formula:
    C6H7ClN2O
    Molecular Weight:
    158.59
    Specification Sheet SDS

  • 2-Amino-6-chloropyrazine

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    44595
    CAS Number:
    33332-28-4
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00055024
    Molecular Formula:
    C4H4ClN3
    Molecular Weight:
    129.55
    Specification Sheet SDS

  • 2-Chloro-6-methylpyrazine

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    44600
    CAS Number:
    38557-71-0
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00055032
    Molecular Formula:
    C5H5ClN2
    Molecular Weight:
    128.56
    Specification Sheet SDS

  • 3-Chloropyrazine-2-carboxamide

    Purity:
    ≥ 98% (HPLC)
    Catalog Number:
    44601
    CAS Number:
    21279-62-9
    Purity Limit:
    ≥ 98% (HPLC)
    MDL NO:
    MFCD09863915
    Molecular Formula:
    C5H4ClN3O
    Molecular Weight:
    157.56
    Specification Sheet SDS

  • 2-Amino-3,5-dibromopyrazine

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    44598
    CAS Number:
    24241-18-7
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00673150
    Molecular Formula:
    C4H3Br2N3
    Molecular Weight:
    252.9
    Specification Sheet SDS

  • 4-Chloro-1-methylpiperidine hydrochloride

    Purity:
    ≥ 98% (Assay by titration)
    Catalog Number:
    44577
    CAS Number:
    5382-23-0
    Purity Limit:
    ≥ 98% (Assay by titration)
    MDL NO:
    MFCD00012834
    Molecular Formula:
    C6H12ClN·HCl
    Molecular Weight:
    170.08
    Specification Sheet SDS

  • 2-Bromopyrazine

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    44593
    CAS Number:
    56423-63-3
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD08275680
    Molecular Formula:
    C4H3BrN2
    Molecular Weight:
    158.99
    Specification Sheet SDS

  • 4-Chlorotetrahydro-2H-pyran

    Hazmat
    Purity:
    ≥ 98% (GC)
    Hazmat
    Catalog Number:
    44583
    CAS Number:
    1768-64-5
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00074911
    Molecular Formula:
    C5H9ClO
    Molecular Weight:
    120.58
    Specification Sheet SDS

  • 2-Amino-5-chloropyrazine

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    44594
    CAS Number:
    33332-29-5
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD03423596
    Molecular Formula:
    C4H4ClN3
    Molecular Weight:
    129.55
    Specification Sheet SDS

  • 6-Chloropyrazine-2-carboxylic acid

    Purity:
    ≥ 96% (HPLC)
    Catalog Number:
    44588
    CAS Number:
    23688-89-3
    Purity Limit:
    ≥ 96% (HPLC)
    MDL NO:
    MFCD00837871
    Molecular Formula:
    C5H3ClN2O2
    Molecular Weight:
    158.54
    Specification Sheet SDS

  • 2-Amino-3-chloropyrazine

    Purity:
    ≥ 98% (GC)
    Catalog Number:
    44587
    CAS Number:
    6863-73-6
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD04114305
    Molecular Formula:
    C4H4ClN3
    Molecular Weight:
    129.55
    Specification Sheet SDS

  • 2-(3-Chloropropoxy)tetrahydro-2H-pyran

    Purity:
    ≥ 97% (GC)
    Catalog Number:
    44584
    CAS Number:
    42330-88-1
    Purity Limit:
    ≥ 97% (GC)
    MDL NO:
    MFCD00023846
    Molecular Formula:
    C8H15ClO2
    Molecular Weight:
    178.66
    Specification Sheet SDS

  • 2-(2-Chloroethoxy)tetrahydro-2H-pyran

    Purity:
    ≥ 96% (GC)
    Catalog Number:
    44586
    CAS Number:
    5631-96-9
    Purity Limit:
    ≥ 96% (GC)
    MDL NO:
    MFCD00142761
    Molecular Formula:
    C7H13ClO2
    Molecular Weight:
    164.63
    Specification Sheet SDS

  • 3-Amino-6-bromopyrazine-2-carboxamide

    Purity:
    ≥ 98%
    Catalog Number:
    44589
    CAS Number:
    17890-77-6
    Purity Limit:
    ≥ 98%
    MDL NO:
    MFCD13689185
    Molecular Formula:
    C5H5BrN4O
    Molecular Weight:
    217.03
    Specification Sheet SDS

  • 4-Chloro-1-methylpiperidine

    Hazmat
    Purity:
    ≥ 98% (GC)
    Hazmat
    Catalog Number:
    44571
    CAS Number:
    5570-77-4
    Purity Limit:
    ≥ 98% (GC)
    MDL NO:
    MFCD00044489
    Molecular Formula:
    C6H12ClN
    Molecular Weight:
    133.62
    Specification Sheet SDS
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