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Pemetrexed Impurity 20
QCC Cat No.: QP132046
Chemical Name: Pemetrexed Impurity 20
Synonyms: (2R)-2-(4-(2-(2-amino-5-hydroxy-4,6-dioxo-4,5,6,7-tetrahydro-1H-pyrrolo[2,3-d]pyrimidin-5-yl)ethyl)benzamido)pentanedioic acid
CAS No.: NA
Molecular Formula: C20H21N5O8
Molecular Weight: 459.41
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Standard Reference Material For "Pemetrexed Impurity 20"
Warning:The form of the product salt may be different from the official website,please consult your local agent for details.
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QCC CAT# COMPOUND ORDER
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    M.F.: C16H18N4O3
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  • QP1320105
    Pemetrexed Impurity 105
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    M.F.: C12H12Br2O3
    M.W.: 364.03
  • QP1320104
    Pemetrexed Impurity 104
    CAS# 1265908-58-4
    M.F.: C23H26N6O6
    M.W.: 482.50
  • QP1320103
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    CAS# NA
    M.F.: C20H21N5O7
    M.W.: 443.42
  • QP1320102
    Pemetrexed Impurity 102
    CAS# NA
    M.F.: C24H29N5O8
    M.W.: 515.52
  • QP1320101
    Pemetrexed Impurity 101
    CAS# NA
    M.F.: C30H26N8O5
    M.W.: 578.59
  • QP1320100
    Pemetrexed Impurity 100
    CAS# 2304338-40-5
    M.F.: C15H14N4O5
    M.W.: 330.30
  • QP132099
    Pemetrexed Impurity 99
    CAS# 1798004-63-3
    M.F.: C14H14N4O4
    M.W.: 302.29
  • QP132098
    Pemetrexed Impurity 98
    CAS# NA
    M.F.: C16H16N4O5
    M.W.: 344.33
  • QP132097
    Pemetrexed Impurity 97
    CAS# 1797982-74-1
    M.F.: C15H16N4O4
    M.W.: 316.32
  • QP132096
    Pemetrexed Impurity 96
    CAS# 80577-69-1
    M.F.: C11H11BrO3
    M.W.: 271.11
  • QP132095
    Pemetrexed Impurity 95
    CAS# 85431-07-8
    M.F.: C13H18O3
    M.W.: 222.28
  • QP132094
    Pemetrexed Impurity 94
    CAS# 34162-06-6
    M.F.: C11H12O4
    M.W.: 208.21
  • QP132093
    Pemetrexed Impurity 93
    CAS# 948840-13-9
    M.F.: C12H14O4
    M.W.: 222.24
  • QP132092
    Pemetrexed Impurity 92
    CAS# NA
    M.F.: C11H12O3
    M.W.: 192.21
  • QP132091
    Pemetrexed Impurity 91
    CAS# 240407-05-0
    M.F.: C12H14O3
    M.W.: 206.24
  • QP132090
    Pemetrexed Impurity 90
    CAS# 912935-44-5
    M.F.: C12H14O3
    M.W.: 206.24
  • QP132089
    Pemetrexed Impurity 89
    CAS# 117390-08-6
    M.F.: C11H12O3
    M.W.: 192.21
  • QP132088
    Pemetrexed Impurity 88
    CAS# NA
    M.F.: C19H17N5O5
    M.W.: 395.38
  • QP132087
    Pemetrexed Impurity 87
    CAS# NA
    M.F.: C26H30N6O9
    M.W.: 570.56
  • QP132086
    Pemetrexed Impurity 86
    CAS# NA
    M.F.: C15H14N4O3
    M.W.: 298.30
  • QP132085
    Pemetrexed Impurity 85
    CAS# NA
    M.F.: C15H14N4O3
    M.W.: 298.30
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    Pemetrexed Impurity 84
    CAS# NA
    M.F.: C5H8N4O
    M.W.: 140.15
  • QP132083
    Pemetrexed Impurity 83
    CAS# NA
    M.F.: C21H23N5O6
    M.W.: 441.44
  • QP132082
    Pemetrexed-5-methyl Ester
    CAS# 1265908-64-2
    M.F.: C21H23N5O6
    M.W.: 441.44
  • QP132081
    Pemetrexed Impurity 81
    CAS# 1320346-43-7
    M.F.: C16H16N4O4
    M.W.: 328.32
  • QP132080
    Pemetrexed Impurity 54
    CAS# NA
    M.F.: C16H16N4O3
    M.W.: 312.32
  • QP132079
    Pemetrexed Impurity 53
    CAS# 53487-52-8
    M.F.: C11H12O3S
    M.W.: 224.28
  • QP132078
    Pemetrexed Impurity 52
    CAS# 106200-41-3
    M.F.: C12H14O3
    M.W.: 206.24
  • QP132077
    Pemetrexed Impurity 51
    CAS# NA
    M.F.: C29H36N6O9
    M.W.: 612.63
  • QP132076
    Pemetrexed Impurity 50
    CAS# NA
    M.F.: C20H21N5O7
    M.W.: 443.41
  • QP132075
    Pemetrexed Impurity 49
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    M.F.: C25H28N6O9
    M.W.: 556.52
  • QP132074
    Pemetrexed Impurity 48
    CAS# NA
    M.F.: C15H16N4O3
    M.W.: 300.31
  • QP132073
    Pemetrexed Impurity 47
    CAS# NA
    M.F.: C20H22N4O7
    M.W.: 430.41
  • QP132072
    Pemetrexed Impurity 46
    CAS# NA
    M.F.: C24H29N5O7
    M.W.: 499.52
  • QP132071
    Pemetrexed Impurity 45
    CAS# NA
    M.F.: C31H40N6O9
    M.W.: 640.68
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    Pemetrexed Impurity 44
    CAS# NA
    M.F.: C17H23N5O3
    M.W.: 345.40
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    Pemetrexed Impurity 43
    CAS# NA
    M.F.: C15H19N5O3
    M.W.: 317.34
  • QP132068
    Pemetrexed Impurity 42
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    M.F.: C16H28N2O7
    M.W.: 360.40
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    Pemetrexed Impurity 41
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    M.F.: C11H14O3S
    M.W.: 226.29
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    Pemetrexed Impurity 39
    CAS# NA
    M.F.: C20H21N5O8
    M.W.: 459.41
  • QP132064
    Pemetrexed Impurity 38
    CAS# NA
    M.F.: C20H21N5O8
    M.W.: 459.41
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    Pemetrexed Impurity 37
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    M.F.: C20H21N5O7
    M.W.: 443.41
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    Pemetrexed Impurity 31
    CAS# NA
    M.F.: C31H43N7O11
    M.W.: 689.71
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    Pemetrexed Impurity 32
    CAS# NA
    M.F.: C31H43N7O11
    M.W.: 689.71
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    Pemetrexed Impurity 33
    CAS# NA
    M.F.: C25H34N6O8
    M.W.: 546.57
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    CAS# NA
    M.F.: C20H24N6O8
    M.W.: 476.44
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    M.F.: C24H29N5O6
    M.W.: 483.52
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    Pemetrexed Impurity 36
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    M.F.: C22H25N5O6
    M.W.: 455.46
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    Pemetrexed Impurity 29
    CAS# 52454-78-1
    M.F.: C7H13NO4
    M.W.: 175.18
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    Pemetrexed Impurity 28
    CAS# NA
    M.F.: C19H21N9O5
    M.W.: 455.43
  • QP132053
    Pemetrexed Impurity 27
    CAS# NA
    M.F.: C17H21N5O5
    M.W.: 375.38
  • QP132052
    Pemetrexed Impurity 26
    CAS# NA
    M.F.: C17H21N5O5
    M.W.: 375.38
  • QP132051
    Pemetrexed Impurity 25
    CAS# NA
    M.F.: C12H14O3
    M.W.: 206.24
  • QP132050
    Pemetrexed Impurity 24
    CAS# NA
    M.F.: C12H14O3
    M.W.: 206.24
  • QP132049
    Pemetrexed Impurity 23
    CAS# NA
    M.F.: C12H14O3
    M.W.: 206.24
  • QP132048
    Pemetrexed Impurity 22
    CAS# NA
    M.F.: C20H21N5O7
    M.W.: 443.41
  • QP132047
    Pemetrexed Impurity 21
    CAS# NA
    M.F.: C20H21N5O8
    M.W.: 459.41
  • QP132045
    Pemetrexed Impurity 19
    CAS# NA
    M.F.: C20H21N5O8
    M.W.: 459.41
  • QP132044
    Pemetrexed Impurity 18
    CAS# NA
    M.F.: C20H23N5O9
    M.W.: 477.42
  • QP132043
    Pemetrexed Impurity 17
    CAS# NA
    M.F.: C20H21N5O8
    M.W.: 459.41
  • QP132042
    Pemetrexed Impurity 16
    CAS# 1644286-36-1
    M.F.: C20H21N5O8
    M.W.: 459.41
  • QP132041
    Pemetrexed Impurity 15
    CAS# NA
    M.F.: C20H23N5O9
    M.W.: 477.42
  • QP132040
    Pemetrexed Impurity 14
    CAS# NA
    M.F.: C20H23N5O9
    M.W.: 477.42
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    2,2,6,6-Tetramethylpiperidoxyl
    CAS# 2564-83-2
    M.F.: C9H18NO
    M.W.: 156.25
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    Pemetrexed Impurity 12
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    M.F.: C15H14N4O4
    M.W.: 314.30
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    Pemetrexed Impurity 11
    CAS# 100643-27-4
    M.F.: C4H6N4O
    M.W.: 126.12
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    Pemetrexed Impurity 10
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    M.F.: C12H16O3
    M.W.: 208.25
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    Pemetrexed Impurity 9
    CAS# NA
    M.F.: C12H12O3
    M.W.: 204.22
  • QP132034
    Pemetrexed Impurity 8
    CAS# 193281-05-9
    M.F.: C19H21N5O7
    M.W.: 431.40
  • QP132033
    Pemetrexed Impurity 7
    CAS# 155405-79-1
    M.F.: C12H13BrO3
    M.W.: 285.13
  • QP132032
    Pemetrexed Impurity 6
    CAS# NA
    M.F.: C25H28N6O9
    M.W.: 556.52
  • QP132031
    Pemetrexed Impurity 5
    CAS# 1802552-09-5
    M.F.: C22H25N5O6
    M.W.: 455.46
  • QP132030
    Pemetrexed Impurity 4
    CAS# NA
    M.F.: C19H21N5O7
    M.W.: 431.40
  • QP132029
    Pemetrexed Impurity 3
    CAS# 1075-59-8
    M.F.: C5H7N3O3
    M.W.: 157.13
  • QP132028
    Pemetrexed Impurity 2
    CAS# NA
    M.F.: C22H25N5O6
    M.W.: 455.46
  • QP132027
    Pemetrexed Impurity 1;
    DL-Glutamic acid
    CAS# 617-65-2
    M.F.: C5H9NO4
    M.W.: 147.13
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    Pemetrexed Impurity F
    CAS# 193281-00-4(free base)
    M.F.: C20H19N5Na2O7
    M.W.: 487.37
  • QP132017
    Pemetrexed EP Impurity B&C
    CAS# 1802552-04-0+1802552-16-4
    M.F.: C40H40N10O13
    M.W.: 868.80
  • QP132001
    Pemetrexed EP Impurity A
    CAS# 869791-42-4
    M.F.: C21H23N5O6
    M.W.: 441.44
  • QP132016
    Pemetrexed EP Impurity E
    CAS# 182009-04-7;937370-10-0(2Na salt)
    M.F.: C20H21N5O6
    M.W.: 427.41
  • QP132015
    Pemetrexed 6-Oxo DiMethyl Ester
    CAS# 1320346-45-9
    M.F.: C22H25N5O7
    M.W.: 471.46
  • QP132014
    Pemetrexed 6-Oxo Diacid Impurity
    CAS# 193281-00-4
    M.F.: C20H21N5O7
    M.W.: 443.41
  • QP132013
    Pemetrexed 3-Oxo DiMethyl Ester
    CAS# NA
    M.F.: C21H25N5O7
    M.W.: 459.45
  • QP132012
    Pemetrexed 3-Oxo Diacid Impurity
    CAS# 193281-05-9
    M.F.: C19H21N5O7
    M.W.: 431.40
  • QP132011
    Pemetrexed R-Isomer Dimethyl Ester
    CAS# NA
    M.F.: C22H25N5O6
    M.W.: 455.46
  • QP132010
    Pemetrexed R-Isomer Diethyl Ester
    CAS# NA
    M.F.: C24H29N5O6
    M.W.: 483.52
  • QP132009
    Pemetrexed N-Methyl Dimethyl Ester
    CAS# NA
    M.F.: C23H27N5O6
    M.W.: 469.49
  • QP132008
    Pemetrexed Dimethyl Ester
    CAS# 155405-81-5
    M.F.: C22H25N5O6
    M.W.: 455.46
  • QP132007
    Pemetrexed Acid Methyl Ester
    CAS# 155405-80-4
    M.F.: C16H16N4O3
    M.W.: 312.32
  • QP132006
    Pemetrexed Acid
    CAS# 137281-39-1
    M.F.: C15H14N4O3
    M.W.: 298.30
  • QP132004
    Pemetrexed EP Impurity D
    CAS# 144051-68-3;1265908-59-5(3Na salt)
    M.F.: C25H28N6O9
    M.W.: 556.52
  • QP132003
    Pemetrexed EP Impurity C
    CAS# 1802552-16-4
    M.F.: C40H40N10O13
    M.W.: 868.8
  • QP132002
    Pemetrexed EP Impurity B
    CAS# 1802552-04-0
    M.F.: C40H40N10O13
    M.W.: 868.8
  • QP132000A
    Pemetrexed
    CAS# 137281-23-3;150399-23-8(2Na salt);357166-30-4(2Na 2.5H2O);357166-29-1(disodium heptahydrate)
    M.F.: C20H21N5O6
    M.W.: 427.41
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