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These are the QCC（科析化学®） product listings, alphabetically. To obtain more information about the product,please click on the detail icon, and a Product Specifications page will be shown.Please ask us for further quantity discounts or custom synthesis required.Items reported on the online catalogue are not all available from stock and specific items may be subject to discontinued status.
Product Search By Compound name,CAS number and Catalogue Number
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QCC（科析化学®） CAT# COMPOUND ORDER
  • QT0603197
    Tofacitinib Impurity 197
    CAS# NA
    M.F.: C18H22N6O
    M.W.: 338.42
  • QT0603198
    Tofacitinib Impurity 198
    CAS# NA
    M.F.: C18H22N6O
    M.W.: 338.42
  • QT0603199
    Tofacitinib Impurity 199
    CAS# NA
    M.F.: C13H13N5O2S
    M.W.: 303.34
  • QT060320
    Tofacitinib Impurity T
    CAS# 1675248-19-7
    M.F.: C16H22N6O2
    M.W.: 330.38
  • QT0603200
    Tofacitinib Impurity 200
    CAS# 1404434-10-1
    M.F.: C6H7N5
    M.W.: 149.16
  • QT0603201
    Tofacitinib Impurity 201
    CAS# 1245811-22-6 (tautomer)
    M.F.: C6H4ClN3O
    M.W.: 169.57
  • QT0603202
    Tofacitinib Impurity 202
    CAS# NA
    M.F.: C8H10N6O2
    M.W.: 222.21
  • QT0603204
    Tofacitinib Impurity 204
    CAS# NA
    M.F.: C19H13ClN6O2S
    M.W.: 424.86
  • QT0603205
    Tofacitinib Impurity 205
    CAS# 2382711-65-9
    M.F.: C32H40N12O2
    M.W.: 624.75
  • QT0603206
    Tofacitinib Impurity 206
    CAS# 1039738-27-6
    M.F.: C13H20N2
    M.W.: 204.32
  • QT0603207
    Tofacitinib Impurity 207
    CAS# NA
    M.F.: C13H18ClN5
    M.W.: 279.77
  • QT0603208
    Tofacitinib Impurity 208
    CAS# 2374700-38-4
    M.F.: C20H25N5
    M.W.: 335.46
  • QT060321
    Tofacitinib impurity U
    CAS# [NA]
    M.F.: C15H21N3
    M.W.: 243.35
  • QT060322
    Tofacitinib impurity V
    CAS# [NA]
    M.F.: C15H21N3
    M.W.: 243.35
  • QT060323
    Tofacitinib impurity W
    CAS# [NA]
    M.F.: C15H21N3O
    M.W.: 259.35
  • QT060324
    Tofacitinib Impurity X
    CAS# 1252883-90-1
    M.F.: C20H25N5
    M.W.: 335.45
  • QT060325
    Tofacitinib Impurity Y
    CAS# NA
    M.F.: C20H25N5
    M.W.: 335.45
  • QT060326
    Tofacitinib Impurity Z
    CAS# NA
    M.F.: C20H25N5
    M.W.: 335.45
  • QT060327
    Tofacitinib Related Impurity 1
    CAS# 1354469-76-3
    M.F.: C7H16N2
    M.W.: 128.22
  • QT060328
    Tofacitinib Related Impurity 2
    CAS# 3430-27-1
    M.F.: C6H8N2
    M.W.: 108.14
  • QT060329
    Tofacitinib Related Impurity 3
    CAS# 694495-63-1
    M.F.: C8H10N2O2
    M.W.: 166.18
  • QT060330
    Tofacitinib Related Impurity 4
    CAS# NA
    M.F.: C8H16N2O2
    M.W.: 172.22
  • QT060331
    Tofacitinib Related Impurity 5
    CAS# NA
    M.F.: C15H22N2O2
    M.W.: 262.35
  • QT060332
    Tofacitinib Related Impurity 6
    CAS# 384338-23-2;1228879-37-5(2HCl salt)
    M.F.: C14H22N2
    M.W.: 218.34
  • QT060333
    Tofacitinib Related Impurity 7
    CAS# 477600-70-7;1062580-52-2(2HCl salt)
    M.F.: C14H22N2
    M.W.: 218.34
  • QT060334
    Tofacitinib Related Impurity 8
    CAS# 1354621-59-2(free base)
    M.F.: C14H23ClN2
    M.W.: 254.80
  • QT060335
    Tofacitinib Related Impurity 9
    CAS# 1638499-31-6(free base)
    M.F.: C14H22N2.2HCl
    M.W.: 218.34 72.92
  • QT060336
    Tofacitinib Related Impurity 10
    CAS# 1821769-41-8;1638499-33-8(free base)
    M.F.: C14H22N2.2HCl
    M.W.: 218.34 72.92
  • QT060337
    Tofacitinib Impurity 13
    CAS# 134965-85-8
    M.F.: C12H7ClN6
    M.W.: 270.68
  • QT060338
    Tofacitinib Impurity 12
    CAS# NA
    M.F.: C14H19N5O
    M.W.: 273.33
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