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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.: 3053-85-8
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.
RELATED PRODUCTS
QCC CAT# COMPOUND ORDER
  • QP051219
    Penicillin Impurity 19
    CAS# 740742-98-7
    M.F.: C6H9NO2S
    M.W.: 159.20
  • QB052541
    Benzylpenicillin Impurity 41
    CAS# 30034-13-0
    M.F.: C24H26N2O6S
    M.W.: 470.54
  • QP051218
    Penicillin Impurity 18
    CAS# NA
    M.F.: C8H14N2O4S
    M.W.: 234.27
  • QB052540
    Benzylpenicillin Sodium-d7
    CAS# 1217445-37-8(N-ethylpiperidinium salt)
    M.F.: C16H10D7N2NaO4S
    M.W.: 363.41
  • QB052539
    N-Nitroso Benzylpenicillin
    CAS# NA
    M.F.: C16H17N3O5S
    M.W.: 363.39
  • QP051217
    Penicillin Impurity 17
    CAS# NA
    M.F.: C16H24N4O6S2
    M.W.: 432.51
  • QP051216
    Penicillin Impurity 16
    CAS# NA
    M.F.: C7H14N2O2S
    M.W.: 190.26
  • QP183011
    Penicillin F
    CAS# 118-53-6
    M.F.: C14H20N2O4S
    M.W.: 312.38
  • QP051215
    Penicillin Impurity 15
    CAS# NA
    M.F.: C8H14N2O4S
    M.W.: 234.27
  • QB052537
    Benzylpenicilloic Acid
    CAS# 13057-98-2
    M.F.: C16H20N2O5S
    M.W.: 352.41
  • QP160815
    Phenoxymethylpenicillin Impurity 15
    CAS# NA
    M.F.: C18H22N2O7S
    M.W.: 410.44
  • QP160814
    Phenoxymethylpenicillin Impurity 14
    CAS# NA
    M.F.: C16H18N2O5S
    M.W.: 350.39
  • QB052536
    Benzylpenicillin sodium Impurity 36
    CAS# NA
    M.F.: C16H18N2O5S
    M.W.: 350.39
  • QB052535
    Benzylpenicillin sodium Impurity 35
    CAS# NA
    M.F.: C16H18N2O5S
    M.W.: 350.39
  • QB052534
    Benzylpenicillin sodium Impurity 34
    CAS# NA
    M.F.: C16H18N2O5S
    M.W.: 350.39
  • QB052533
    Benzylpenicillin sodium Impurity 33
    CAS# NA
    M.F.: C16H18N2O5S
    M.W.: 350.39
  • QB052532
    Benzylpenicillin sodium Impurity 32
    CAS# NA
    M.F.: C24H26N2O6S
    M.W.: 470.54
  • QB052531
    Benzylpenicillin sodium Impurity 31
    CAS# NA
    M.F.: C24H26N2O5S
    M.W.: 454.54
  • QP051214
    Penicillin Impurity 14
    CAS# NA
    M.F.: C14H17N3O6S
    M.W.: 355.37
  • QP051213
    Penicillin N
    CAS# 525-94-0
    M.F.: C14H21N3O6S
    M.W.: 359.40
  • QP051212
    Isopenicillin N
    CAS# 58678-43-6
    M.F.: C14H21N3O6S
    M.W.: 359.40
  • QP051211
    Penicillin Impurity 11
    CAS# 32467-88-2
    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;
    41372-02-5(benzathine tetrahydrate,2:1:4)
    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# 37727-80-3
    M.F.: C8H14N2O4S
    M.W.: 234.27
  • QB052507
    Benzylpenicillin sodium CP Impurity G
    CAS# NA
    M.F.: C6H11NO3S
    M.W.: 177.22
  • QP160806
    Phenoxymethylpenicillin EP Impurity F
    CAS# 2714805-53-3
    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;
    Penicillin V
    CAS# 87-08-1;132-98-9(Potassium Salt)
    M.F.: C16H18N2O5S
    M.W.: 350.39
  • QB052500
    Benzylpenicillin sodium;
    Phenoxymethylpenicillin EP Impurity A
    CAS# 69-57-8;113-98-4(potassium salt);61-33-6(free base)
    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# 2714749-47-8
    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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