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Penicillin Impurity 4
QCC Cat No.: QP051204
Chemical Name: Penicillin Impurity 4
Synonyms: 2,2-dimethyl-5-oxohexahydroimidazo[5,1-b]thiazole-3,7-dicarboxylic acid
CAS No.: NA
Molecular Formula: C9H12N2O5S
Molecular Weight: 260.27
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Standard Reference Material For "Penicillin Impurity 4"
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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    Isopenicillin N
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    M.F.: C14H21N3O6S
    M.W.: 359.40
  • QP051211
    Penicillin Impurity 11
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    M.F.: C14H25N3O6S
    M.W.: 363.43
  • QP160813
    Phenoxymethylpenicillin Impurity 13
    CAS# 4847-29-4
    M.F.: C15H20N2O4S
    M.W.: 324.40
  • QP160812
    Phenoxymethylpenicillin Impurity 12
    CAS# 1049-84-9
    M.F.: C16H20N2O6S
    M.W.: 368.40
  • QB052530
    Benzylpenicillin sodium Impurity 30
    CAS# NA
    M.F.: C23H23N3O7S
    M.W.: 485.51
  • QB052529
    Benzylpenicillin sodium Impurity 29
    CAS# NA
    M.F.: C23H23N3O7S
    M.W.: 485.51
  • QB052528
    Benzylpenicillin sodium Impurity 28
    CAS# NA
    M.F.: C23H23N3O7S
    M.W.: 485.51
  • QB052527
    Benzylpenicillin sodium Impurity 27
    CAS# NA
    M.F.: C17H20N2O6S
    M.W.: 380.42
  • QB052526
    Benzathine benzylpenicillin
    CAS# 1538-09-6
    M.F.: C16H18N2O4S.1/2C16H20N2
    M.W.: 334.39 1/2*240.35
  • QB052525
    Benzylpenicillin sodium Impurity 25
    CAS# NA
    M.F.: C32H38N4O9S2
    M.W.: 686.80
  • QP160811
    Phenoxymethylpenicillin Impurity 11
    CAS# NA
    M.F.: C48H56N6O16S3
    M.W.: 1069.18
  • QP160810
    Phenoxymethylpenicillin Impurity 10
    CAS# NA
    M.F.: C18H22N2O7S
    M.W.: 410.44
  • QB052524
    Benzylpenicillin (Benzathine) tetrahydrate
    Nitroso Impurity 2
    CAS# 69239-61-8
    M.F.: C16H18N4O2
    M.W.: 298.35
  • QB052523
    Benzylpenicillin (Benzathine) tetrahydrate
    Nitroso Impurity 1
    CAS# NA
    M.F.: C16H19N3O
    M.W.: 269.35
  • QB052522
    Benzylpenicillin sodium Impurity 22
    CAS# NA
    M.F.: C32H36N4O8S2
    M.W.: 668.78
  • QB052521
    Benzylpenicillin sodium Impurity 21
    CAS# NA
    M.F.: C17H19NO4S
    M.W.: 333.40
  • QP160809
    Phenoxymethylpenicillin Impurity 9
    CAS# NA
    M.F.: C17H20N2O5S
    M.W.: 364.42
  • QB052516
    Benzylpenicillenic acid
    CAS# 3264-88-8
    M.F.: C16H18N2O4S
    M.W.: 334.39
  • QP051210
    Penicillin Impurity 10
    CAS# NA
    M.F.: C9H12N2O5S
    M.W.: 260.26
  • QP051209
    Penicillin V-d5
    CAS# 1356837-87-0
    M.F.: C16H13D5N2O5S
    M.W.: 355.42
  • QP160808
    Phenoxymethylpenicillin Impurity 8
    CAS# NA
    M.F.: C31H38N4O9S2
    M.W.: 674.78
  • QP160807
    Phenoxymethylpenicillin Impurity 7
    CAS# NA
    M.F.: C18H22N2O7S
    M.W.: 410.44
  • QB052515
    Benzylpenicillin (Benzathine) tetrahydrate EP Impurity I;
    Benzylpenicillin potassium EP Impurity H;
    Benzylpenicillin sodium EP Impurity H;
    Benzylpenicillin (procaine)monohydrate EP Impurity H;
    Dihydropenicillin F
    CAS# 4493-18-9;31447-86-6(Potassium Salt)
    M.F.: C14H22N2O4S
    M.W.: 314.40
  • QB052514
    Benzylpenicillin (Benzathine) tetrahydrate EP
    Impurity H;Benzylpenicillin potassium EP Impurity G;
    Benzylpenicillin (procaine)monohydrate EP Impurity G;
    Benzylpenicillin sodium EP Impurity G;iso-penicillin F
    CAS# NA
    M.F.: C14H20N2O4S
    M.W.: 312.38
  • QB052513
    Benzylpenicillin (Benzathine) tetrahydrate EP Impurity C
    CAS# NA
    M.F.: C32H38N4O4S
    M.W.: 574.73
  • QB052520
    Benzylpenicillin (benzathine) tetrahydrate EP Impurity K
    CAS# NA
    M.F.: C48H56N6O8S2
    M.W.: 909.12
  • QP051208
    Penicillin Impurity 8
    CAS# NA
    M.F.: C16H18N2O5S
    M.W.: 350.39
  • QP051207
    Penicillin Impurity 7
    CAS# NA
    M.F.: C16H18N2O6S
    M.W.: 366.39
  • QP051206
    Penicillin Impurity 6
    CAS# NA
    M.F.: C16H18N2O7S
    M.W.: 382.39
  • QP051205
    Penicillin Impurity 5
    CAS# NA
    M.F.: C16H18N2O6S
    M.W.: 366.39
  • QB052512
    Benzylpenicillin sodium CP Impurity L
    CAS# NA
    M.F.: C26H29N3O7S
    M.W.: 527.59
  • QB052510
    Benzylpenicillin sodium CP Impurity J
    CAS# NA
    M.F.: C17H20N2O6S
    M.W.: 380.42
  • QB052509
    Benzylpenicillin sodium CP Impurity I
    CAS# NA
    M.F.: C16H18N2O4S
    M.W.: 334.39
  • QB052508
    Benzylpenicillin sodium CP Impurity H
    CAS# 500-98-1
    M.F.: C10H11NO3
    M.W.: 193.20
  • QP051203
    Penicillin Impurity 3
    CAS# 64950-14-7
    M.F.: C7H14N2O2S
    M.W.: 190.26
  • QP051202
    Penicillin Impurity 2
    CAS# NA
    M.F.: C16H24N4O6S2
    M.W.: 432.51
  • QP051201
    Penicillin Impurity 1
    CAS# NA
    M.F.: C8H14N2O4S
    M.W.: 234.27
  • QB052507
    Benzylpenicillin sodium CP Impurity G
    CAS# NA
    M.F.: C6H11NO3S
    M.W.: 177.22
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    Phenoxymethylpenicillin EP Impurity F
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    M.F.: C15H20N2O4S
    M.W.: 324.40
  • QP160805
    Phenoxymethylpenicillin EP Impurity E
    CAS# NA
    M.F.: C16H20N2O6S
    M.W.: 368.40
  • QP160804
    Phenoxymethylpenicillin EP Impurity D
    CAS# 20880-67-5
    M.F.: C16H18N2O6S
    M.W.: 366.39
  • QP160800
    Phenoxymethylpenicillin
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    M.F.: C16H18N2O5S
    M.W.: 350.39
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    Phenoxymethylpenicillin EP Impurity A
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    M.F.: C16H17N2NaO4S
    M.W.: 356.37
  • QB052506
    Benzylpenicillin sodium EP Impurity F;
    Benzylpenicillin (Benzathine) tetrahydrate EP
    Impurity F;Benzylpenicillin potassium EP Impurity F;
    Benzylpenicillin (procaine)monohydrate EP Impurity C;
    Penilloic acids of benzylpenicillin
    CAS# NA
    M.F.: C15H20N2O3S
    M.W.: 308.40
  • QB052505
    Benzylpenicillin sodium EP Impurity E;
    Benzylpenicillin (Benzathine) tetrahydrate EP
    Impurity E;Benzylpenicillin potassium
    EP Impurity E;Penicilloic acids of benzylpenicillin;
    Benzylpenicillin (procaine)monohydrate EP Impurity B
    CAS# NA
    M.F.: C16H20N2O5S
    M.W.: 352.41
  • QB052504
    Benzylpenicillin sodium EP Impurity D;
    Benzylpenicillin (Benzathine) tetrahydrate EP
    Impurity D;Benzylpenicillin potassium EP Impurity D;
    Benzylpenicillin (procaine)monohydrate EP Impurity D;
    Penillic acid of benzylpenicillin
    CAS# NA
    M.F.: C16H18N2O4S
    M.W.: 334.39
  • QB052503
    Benzylpenicillin sodium EP Impurity C;
    Benzylpenicillin (Benzathine) tetrahydrate EP
    Impurity G;Benzylpenicillin potassium EP Impurity C;
    Benzylpenicillin (procaine)monohydrate EP Impurity F
    CAS# 525-91-7;5985-13-7(Na salt)
    M.F.: C16H18N2O5S
    M.W.: 350.39
  • QP160802
    Phenoxymethylpenicillin EP Impurity B
    CAS# 122-59-8
    M.F.: C8H8O3
    M.W.: 152.15
  • QS210202
    Sulbactam EP Impurity B;
    Benzylpenicillin sodium EP Impurity A;
    Phenoxymethylpenicillin EP Impurity C;
    6-Aminopenicillanic acid;
    Benzylpenicillin potassium EP Impurity A
    CAS# 551-16-6
    M.F.: C8H12N2O3S
    M.W.: 216.26
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