Discover the new Chem-Impex: Where innovation starts with a bond.

Learn more about our story.
Reagents

Reagents

2306

The right materials make all the difference. Our collection of reagents offers versatility and reliability that help elevate your results and further your research.

Sub Categories
Cell Culture Reagents 97
Chiral Resolving Reagents 135
Peptide Linkers & Spacers 25
Synthetic Reagents 2058
Filters

  • O-(7-Azabenzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate

    Hazmat
    Purity:
    ≥ 99.5% (HPLC)
    Synonym:
    HATU
    Hazmat
    Catalog Number:
    12881
    Purity Limit:
    ≥ 99.5% (HPLC)
    CAS Number:
    148893-10-1
    MDL NO:
    MFCD00274639
    Molecular Formula:
    C10H15F6N6OP
    Molecular Weight:
    380.23
    Specification Sheet SDS

  • O-(Benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    HBTU
    Catalog Number:
    02011
    Purity Limit:
    ≥ 99% (HPLC)
    CAS Number:
    94790-37-1
    MDL NO:
    MFCD00075445
    Molecular Formula:
    C11H16F6N5OP
    Molecular Weight:
    379.25
    Specification Sheet SDS

  • 1,3-Dicyclohexylcarbodiimide

    Hazmat
    Purity:
    ≥ 99% (GC)
    Synonym:
    N,N'-Dicyclohexylcarbodiimide
    Hazmat
    Catalog Number:
    00114
    Purity Limit:
    ≥ 99% (GC)
    CAS Number:
    538-75-0
    MDL NO:
    MFCD00011659
    Molecular Formula:
    C13H22N2
    Molecular Weight:
    206.33
    Specification Sheet SDS

  • Barium hydroxide solution, 0.3 N

    Hazmat
    Purity:
    ≥ 95% (Assay by titration)
    Hazmat
    Catalog Number:
    35966
    Purity Limit:
    ≥ 95% (Assay by titration)
    CAS Number:
    17194-00-2
    MDL NO:
    MFCD00003443
    Molecular Formula:
    Ba(OH)2
    Molecular Weight:
    171.34
    Specification Sheet SDS

  • Trityl chloride resin (0.4 - 1.0 mmol/g, 100 - 200 mesh)

    Catalog Number:
    33305
    MDL NO:
    MFCD00284810
    Specification Sheet SDS

  • Potassium nitrite

    Hazmat
    Grade:
    ACS Reagent
    Purity:
    ≥ 96% (Assay by titration)
    Hazmat
    Catalog Number:
    32019
    Grade:
    ACS Reagent
    Purity Limit:
    ≥ 96% (Assay by titration)
    CAS Number:
    7758-09-0
    MDL NO:
    MFCD00011408
    Molecular Formula:
    KNO2
    Molecular Weight:
    85.1
    Specification Sheet SDS

  • Chloroplatinic acid hexahydrate

    Hazmat
    Grade:
    ACS Reagent
    Purity:
    Pt : ≥ 37% (Assay)
    Synonym:
    Hexachloroplatinic acid hexahydrate
    Hazmat
    Catalog Number:
    32030
    Grade:
    ACS Reagent
    Purity Limit:
    Pt : ≥ 37% (Assay)
    CAS Number:
    18497-13-7
    MDL NO:
    MFCD00149910
    Molecular Formula:
    H2Cl6Pt·6H2O
    Molecular Weight:
    517.9
    Specification Sheet SDS

  • Aluminum nitrate nonahydrate

    Hazmat
    Grade:
    ACS reagent
    Purity:
    98.0-102.0% (Titration)
    Synonym:
    Sodium dihydrogen phosphate monohydrate
    Hazmat
    Catalog Number:
    30223
    Grade:
    ACS reagent
    Purity Limit:
    98.0-102.0% (Titration)
    CAS Number:
    7784-27-2
    MDL NO:
    MFCD00149132
    Molecular Formula:
    Al3NO33·9H2O
    Molecular Weight:
    375.13
    Specification Sheet SDS

  • Potassium hydroxide, pellets

    Hazmat
    Grade:
    ACS reagent
    Purity:
    ≥ 85% (Assay by titration)
    Hazmat
    Catalog Number:
    30054
    Grade:
    ACS reagent
    Purity Limit:
    ≥ 85% (Assay by titration)
    CAS Number:
    1310-58-3
    MDL NO:
    MFCD00003553
    Molecular Formula:
    KOH
    Molecular Weight:
    56.11
    Specification Sheet SDS

  • N-Ethoxycarbonyl-2-ethoxy-1,2-dihydroquinoline

    Purity:
    ≥ 99% (HPLC)
    Synonym:
    EEDQ
    Catalog Number:
    00346
    Purity Limit:
    ≥ 99% (HPLC)
    CAS Number:
    16357-59-8
    MDL NO:
    MFCD00006703
    Molecular Formula:
    C14H17NO3
    Molecular Weight:
    247.3
    Specification Sheet SDS

  • N,N'-Diisopropylcarbodiimide

    Hazmat
    Purity:
    ≥ 99% (Assay)
    Synonym:
    DIC
    Hazmat
    Catalog Number:
    00110
    Purity Limit:
    ≥ 99% (Assay)
    CAS Number:
    693-13-0
    MDL NO:
    MFCD00065689
    Molecular Formula:
    C7H14N2
    Molecular Weight:
    126.2
    Specification Sheet SDS

  • 1-Cyano-4-(dimethylamino)pyridinium tetrafluoroborate

    Purity:
    ≥ 95% (HPLC)
    Synonym:
    CDAP
    Catalog Number:
    00056
    Purity Limit:
    ≥ 95% (HPLC)
    CAS Number:
    59016-56-7
    MDL NO:
    MFCD00011998
    Molecular Formula:
    C8H10N3BF4
    Molecular Weight:
    234.99
    Specification Sheet SDS

  • 3-(3-Dimethylaminopropyl)-1-ethyl-carbodiimide hydrochloride

    Hazmat
    Purity:
    ≥ 98% (Assay by titration)
    Synonym:
    EDC hydrochloride
    Hazmat
    Catalog Number:
    00050
    Purity Limit:
    ≥ 98% (Assay by titration)
    CAS Number:
    25952-53-8
    MDL NO:
    MFCD00012503
    Molecular Formula:
    C8H17N3·HCl
    Molecular Weight:
    191.7
    Specification Sheet SDS

  • Acetic anhydride

    Hazmat
    Purity:
    ≥ 99% (Assay)
    Synonym:
    Ethanoic anhydride
    Hazmat
    Catalog Number:
    30148
    Purity Limit:
    ≥ 99% (Assay)
    CAS Number:
    108-24-7
    MDL NO:
    MFCD00008705
    Molecular Formula:
    C4H6O3
    Molecular Weight:
    102.09
    Specification Sheet SDS

  • Sucrose

    Grade:
    Grade I, suitable for plant cell culture
    Purity:
    ≥ 99.5% (GC)
    Synonym:
    b-D-Fructofuranosyl-a-D-glucopyranoside
    Catalog Number:
    38902
    Grade:
    Grade I, suitable for plant cell culture
    Purity Limit:
    ≥ 99.5% (GC)
    CAS Number:
    57-50-1
    MDL NO:
    MFCD00006626
    Molecular Formula:
    C12H22O11
    Molecular Weight:
    342.3
    Specification Sheet SDS

  • 2,3,5,6-Tetrabromo-4-methyl-4-nitro-2,5-cyclohexadien-1-one

    Purity:
    ≥ 98% (Assay by titration)
    Catalog Number:
    49301
    Purity Limit:
    ≥ 98% (Assay by titration)
    CAS Number:
    95111-49-2
    MDL NO:
    MFCD00067043
    Molecular Formula:
    C7H3Br4NO3
    Molecular Weight:
    468.72
    Specification Sheet SDS

  • Urea nitrate (wetted with ca. 25% water) (unit weight on dry weight basis)

    Hazmat
    Purity:
    ≥ 98% (Assay by titration)
    Hazmat
    Catalog Number:
    49300
    Purity Limit:
    ≥ 98% (Assay by titration)
    CAS Number:
    124-47-0
    MDL NO:
    MFCD00054386
    Molecular Formula:
    CH4N2O · HNO3
    Molecular Weight:
    123.07
    Specification Sheet

  • 2-Hydroxy-2-azaadamantane

    Purity:
    ≥ 98% (Assay by titration)
    Catalog Number:
    49299
    Purity Limit:
    ≥ 98% (Assay by titration)
    CAS Number:
    1155843-79-0
    Molecular Formula:
    C9H15NO
    Molecular Weight:
    153.23
    SDS

  • N-Nitrosuccinimide

    Purity:
    ≥ 95% (NMR)
    Synonym:
    1-Nitropyrrolidine-2,5-dione
    Catalog Number:
    49302
    Purity Limit:
    ≥ 95% (NMR)
    CAS Number:
    5336-95-8
    MDL NO:
    MFCD12924282
    Molecular Formula:
    C4H4N2O4
    Molecular Weight:
    144.09
    Specification Sheet SDS

  • 2,2,6,6-Tetramethyl-4-(2-propynyloxy)piperidine 1-oxyl free radical

    Purity:
    ≥ 98% (GC)
    Synonym:
    2,2,6,6-Tetramethyl-4-(propargyloxy)piperidine 1-oxyl freeradical
    Catalog Number:
    49298
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    147045-24-7
    Molecular Formula:
    C12H20NO2
    Molecular Weight:
    210.3
    SDS

  • Citric acid monohydrate

    Grade:
    meets USP specification
    Purity:
    99.5 - 100.5%
    Synonym:
    2-Hydroxy-1,2,3-propanetricarboxylic acid, monohydrate
    Catalog Number:
    49212
    Grade:
    meets USP specification
    Purity Limit:
    99.5 - 100.5%
    CAS Number:
    5949-29-1
    MDL NO:
    MFCD00149972
    Molecular Formula:
    C6H8O7 · H2O
    Molecular Weight:
    210.1
    Specification Sheet SDS

  • Citric acid monohydrate

    Grade:
    FG
    Purity:
    99.5 - 100.5%
    Synonym:
    2-Hydroxy-1,2,3-propanetricarboxylic acid, monohydrate
    Catalog Number:
    49213
    Grade:
    FG
    Purity Limit:
    99.5 - 100.5%
    CAS Number:
    5949-29-1
    MDL NO:
    MFCD00149972
    Molecular Formula:
    C6H8O7 · H2O
    Molecular Weight:
    210.1
    Specification Sheet SDS

  • Pyridine iodine monochloride

    Purity:
    ≥ 98% (Assay by titration)
    Synonym:
    Pyridine iodochloride
    Catalog Number:
    49211
    Purity Limit:
    ≥ 98% (Assay by titration)
    CAS Number:
    6443-90-9
    MDL NO:
    MFCD06410987
    Molecular Formula:
    C5H5N · ICl
    Molecular Weight:
    241.46
    SDS

  • Citric acid trisodium salt anhydrous

    Grade:
    FG
    Purity:
    ≥ 98%
    Synonym:
    Sodium citrate
    Catalog Number:
    49215
    Grade:
    FG
    Purity Limit:
    ≥ 98%
    CAS Number:
    68-04-2
    MDL NO:
    MFCD00012462
    Molecular Formula:
    C6H5O7Na3
    Molecular Weight:
    258.1
    Specification Sheet SDS

  • N,N-Dimethyl-N-(methylsulfanylmethylene)ammonium iodide

    Purity:
    ≥ 98% (Assay by titration)
    Synonym:
    N,N-Dimethyl-N-(methylsulfanylmethylene)iminiumiodide
    Catalog Number:
    49208
    Purity Limit:
    ≥ 98% (Assay by titration)
    CAS Number:
    29085-13-0
    MDL NO:
    MFCD17015287
    Molecular Formula:
    C4H10INS
    Molecular Weight:
    231.1
    SDS

  • Citric acid trisodium salt anhydrous

    Grade:
    ACS
    Purity:
    ≥ 98%
    Synonym:
    Sodium citrate
    Catalog Number:
    49216
    Grade:
    ACS
    Purity Limit:
    ≥ 98%
    CAS Number:
    68-04-2
    MDL NO:
    MFCD00012462
    Molecular Formula:
    C6H5O7Na3
    Molecular Weight:
    258.1
    SDS

  • Citric acid, anhydrous

    Grade:
    FG
    Purity:
    ≥ 99.5%
    Synonym:
    2-Hydroxy-1,2,3-propanetricarboxylic acid
    Catalog Number:
    49217
    Grade:
    FG
    Purity Limit:
    ≥ 99.5%
    CAS Number:
    77-92-9
    MDL NO:
    MFCD00011669
    Molecular Formula:
    C6H8O7
    Molecular Weight:
    192.12
    Specification Sheet SDS

  • Citric acid tripotassium salt monohydrate

    Purity:
    ≥ 99%
    Synonym:
    Potassium citrate monohydrate
    Catalog Number:
    49214
    Purity Limit:
    ≥ 99%
    CAS Number:
    6100-05-6
    MDL NO:
    MFCD00150442
    Molecular Formula:
    C6H5O7K3 · H2O
    Molecular Weight:
    324.42
    Specification Sheet SDS

  • N-Iodophthalimide

    Purity:
    ≥ 98% (Assay by titration)
    Catalog Number:
    49210
    Purity Limit:
    ≥ 98% (Assay by titration)
    CAS Number:
    20919-42-0
    MDL NO:
    MFCD32062916
    Molecular Formula:
    C8H4INO2
    Molecular Weight:
    273.03
    SDS

  • N-Iodosaccharin

    Purity:
    ≥ 98% (Assay by titration)
    Synonym:
    2-Iodo-1,2-benzisothiazol-3(2H)-one 1,1-dioxide
    Catalog Number:
    49209
    Purity Limit:
    ≥ 98% (Assay by titration)
    CAS Number:
    86340-94-5
    MDL NO:
    MFCD09037939
    Molecular Formula:
    C7H4INO3S
    Molecular Weight:
    309.08
    SDS

  • Pyrogallol

    Hazmat
    Purity:
    ≥ 99% (Assay)
    Synonym:
    1,2,3-Trihydroxybenzene
    Hazmat
    Catalog Number:
    47761
    Purity Limit:
    ≥ 99% (Assay)
    CAS Number:
    87-66-1
    MDL NO:
    MFCD00002192
    Molecular Formula:
    C6H6O3
    Molecular Weight:
    126.11
    Specification Sheet

  • Trimethylphenylammonium hydroxide (ca. 8.5% in methanol)

    Hazmat
    Purity:
    Concentration : 8.3 - 9.8% w/w (Neutralization titration)
    Synonym:
    Phenyltrimethylammonium hydroxide (ca. 8.5% in methanol)
    Hazmat
    Catalog Number:
    47688
    Purity Limit:
    Concentration : 8.3 - 9.8% w/w (Neutralization titration)
    CAS Number:
    1899-02-1
    MDL NO:
    MFCD00041899
    Molecular Formula:
    C9H15NO
    Molecular Weight:
    153.22
    Specification Sheet

  • Thymolphthalein (0.1% in ca. 95% Ethanol) [for pH determination and titration]

    Purity:
    Transition interval(pH) : (colorless)8.6 to 10.5(blue)
    Synonym:
    5',5''-Diisopropyl-2',2''-dimethylphenolphthalein
    Catalog Number:
    47685
    Purity Limit:
    Transition interval(pH) : (colorless)8.6 to 10.5(blue)
    CAS Number:
    125-20-2
    MDL NO:
    MFCD00005909
    Molecular Formula:
    C28H30O4
    Molecular Weight:
    430.5
    Specification Sheet SDS

  • 1,3,5-Trinitrobenzene (wetted with ca. 40% water) (unit weight on dry weight basis)

    Hazmat
    Purity:
    ≥ 98% (GC)
    Hazmat
    Catalog Number:
    47686
    Purity Limit:
    ≥ 98% (GC)
    CAS Number:
    99-35-4
    MDL NO:
    MFCD00059179
    Molecular Formula:
    C6H3N3O6
    Molecular Weight:
    213.11
    Specification Sheet

  • 2-Bromo-3'-methoxyacetophenone

    Hazmat
    Purity:
    ≥ 98% (Assay by titration)
    Synonym:
    3'-Methoxyphenacyl bromide
    Hazmat
    Catalog Number:
    47677
    Purity Limit:
    ≥ 98% (Assay by titration)
    CAS Number:
    5000-65-7
    MDL NO:
    MFCD00000199
    Molecular Formula:
    C9H9BrO2
    Molecular Weight:
    229.07
    Specification Sheet

  • Cresol red sodium salt

    Purity:
    ≥ 94% (Dye content)
    Synonym:
    2-Cresolsulfonephthalein sodium salt
    Catalog Number:
    47681
    Purity Limit:
    ≥ 94% (Dye content)
    CAS Number:
    62625-29-0
    MDL NO:
    MFCD00001618
    Molecular Formula:
    C21H17O5SNa
    Molecular Weight:
    404.42
    Specification Sheet SDS

  • Ethyl oxalate [for Spectrophotometry]

    Hazmat
    Purity:
    ≥ 99% (GC)
    Synonym:
    Diethyl oxalate
    Hazmat
    Catalog Number:
    47679
    Purity Limit:
    ≥ 99% (GC)
    CAS Number:
    95-92-1
    MDL NO:
    MFCD00009119
    Molecular Formula:
    C6H10O4
    Molecular Weight:
    146.14
    Specification Sheet

  • (R)-(-)-a-Methoxy-a-(trifluoromethyl)phenylacetyl chloride (ca. 18% in Dichloromethane, ca. 1.0mol/L) [for Determination of the optical purity of Alcohols and Amines]

    Hazmat
    Purity:
    ≥ 99% (ee)
    Synonym:
    (-)-Mosher's acid chloride (ca. 18% in Dichloromethane, ca.1.0mol/L)
    Hazmat
    Catalog Number:
    47678
    Purity Limit:
    ≥ 99% (ee)
    CAS Number:
    39637-99-5
    Molecular Formula:
    C10H8ClF3O2
    Molecular Weight:
    252.62

  • N,N-Dimethylformamide dineopentyl acetal [for Esterification]

    Hazmat
    Purity:
    ≥ 96% (GC)
    Synonym:
    1,1-Dineopentyloxytrimethylamine
    Hazmat
    Catalog Number:
    47661
    Purity Limit:
    ≥ 96% (GC)
    CAS Number:
    4909-78-8
    MDL NO:
    MFCD00008851
    Molecular Formula:
    C13H29NO2
    Molecular Weight:
    231.38
    Specification Sheet

  • Tetrabutylammonium hydrogensulfate [Reagent for Ion-Pair Chromatography]

    Purity:
    ≥ 98% (Assay by titration)
    Synonym:
    IPC-TBA-HS
    Catalog Number:
    47674
    Purity Limit:
    ≥ 98% (Assay by titration)
    CAS Number:
    32503-27-8
    MDL NO:
    MFCD00011637
    Molecular Formula:
    C16H37NO4S
    Molecular Weight:
    339.54
    Specification Sheet SDS

  • Tetrabutylammonium hydroxide solution (10% in water) [Reagent for Ion-Pair Chromatography]

    Hazmat
    Purity:
    Concentration : 10 - 11% w/w (Neutralization titration)
    Synonym:
    IPC-TBA-OH (10% in water)
    Hazmat
    Catalog Number:
    47672
    Purity Limit:
    Concentration : 10 - 11% w/w (Neutralization titration)
    CAS Number:
    2052-49-5
    MDL NO:
    MFCD00009425
    Molecular Formula:
    C16H37NO
    Molecular Weight:
    259.47
    Specification Sheet

  • 1-Octanesulfonic acid sodium salt [Reagent for Ion-Pair Chromatography]

    Hazmat
    Purity:
    ≥ 98% (Assay by titration)
    Synonym:
    Sodium 1-octanesulfonate
    Hazmat
    Catalog Number:
    47670
    Purity Limit:
    ≥ 98% (Assay by titration)
    CAS Number:
    5324-84-5
    MDL NO:
    MFCD00007544
    Molecular Formula:
    C8H17O3SNa
    Molecular Weight:
    216.28
    Specification Sheet

  • Dodecyltrimethylammonium chloride [Reagent for Ion-Pair Chromatography]

    Hazmat
    Purity:
    ≥ 98% (Assay by titration)
    Hazmat
    Catalog Number:
    47675
    Purity Limit:
    ≥ 98% (Assay by titration)
    CAS Number:
    112-00-5
    MDL NO:
    MFCD00041974
    Molecular Formula:
    C15H34NCl
    Molecular Weight:
    263.89
    Specification Sheet

  • Tetrabutylammonium phosphate (0.5mol/L in water) [Reagent for Ion-Pair Chromatography]

    Purity:
    ≥ 99% (Assay by titration)
    Synonym:
    IPC-TBA-P (0.5mol/L in water)
    Catalog Number:
    47673
    Purity Limit:
    ≥ 99% (Assay by titration)
    CAS Number:
    5574-97-0
    MDL NO:
    MFCD00064526
    Molecular Formula:
    C16H37NO·xH3PO4
    Molecular Weight:
    357.46
    Specification Sheet SDS

  • Isopropyl alcohol [for Spectrophotometry]

    Hazmat
    Purity:
    ≥ 99.5% (GC)
    Synonym:
    2-Propanol
    Hazmat
    Catalog Number:
    47668
    Purity Limit:
    ≥ 99.5% (GC)
    CAS Number:
    67-63-0
    MDL NO:
    MFCD00011674
    Molecular Formula:
    C3H8O
    Molecular Weight:
    60.1
    Specification Sheet

  • 1-Nonanesulfonic acid sodium salt [Reagent for Ion-Pair Chromatography]

    Purity:
    ≥ 98% (Assay by titration)
    Synonym:
    Sodium 1-nonanesulfonate
    Catalog Number:
    47671
    Purity Limit:
    ≥ 98% (Assay by titration)
    CAS Number:
    35192-74-6
    MDL NO:
    MFCD00025010
    Molecular Formula:
    C9H19NaO3S
    Molecular Weight:
    230.3
    Specification Sheet SDS

  • Calconcarboxylic acid (1:100 diluted with K2SO4)

    Synonym:
    Cal red (1:100 diluted with K2SO4)
    Catalog Number:
    47665
    CAS Number:
    3737-95-9
    MDL NO:
    MFCD00004078
    Molecular Formula:
    C21H14N2O7S
    Molecular Weight:
    438.42
    Specification Sheet SDS

  • Eriochrome black T (1:100 diluted with NaCl)

    Synonym:
    Mordant black 11 (1:100 diluted with NaCl)
    Catalog Number:
    47662
    CAS Number:
    1787-61-7
    MDL NO:
    MFCD00003935
    Molecular Formula:
    C20H12N3O7SNa
    Molecular Weight:
    461.4
    Specification Sheet SDS

  • o-Cresolphthalein

    Purity:
    ≥ 97% (Dye content)
    Synonym:
    3,3'-Dimethylphenolphthalein
    Catalog Number:
    47654
    Purity Limit:
    ≥ 97% (Dye content)
    CAS Number:
    596-27-0
    MDL NO:
    MFCD00005912
    Molecular Formula:
    C22H18O4
    Molecular Weight:
    346.38
    Specification Sheet SDS

  • N,N-Dimethylformamide [for Spectrophotometry]

    Hazmat
    Purity:
    ≥ 99.5% (GC)
    Synonym:
    N-Formyldimethylamine
    Hazmat
    Catalog Number:
    47660
    Purity Limit:
    ≥ 99.5% (GC)
    CAS Number:
    68-12-2
    MDL NO:
    MFCD00003284
    Molecular Formula:
    C3H7NO
    Molecular Weight:
    73.1
    Specification Sheet
Back to top