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Folic Acid EP Impurity C;Isofolic acid
QCC Cat No.: QF120368
Chemical Name: Folic Acid EP Impurity C;Isofolic acid
Synonyms: (S)-2-(4-(((2-amino-4-oxo-1,4-dihydropteridin-7-yl)methyl)amino)benzamido)pentanedioic acid
CAS No.: 47707-78-8
Molecular Formula: C19H19N7O6
Molecular Weight: 441.40
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Standard Reference Material For "Folic Acid EP Impurity C;Isofolic acid"
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
  • QF120387
    Folic Acid Impurity 87
    CAS# NA
    M.F.: C21H27N7O6
    M.W.: 473.49
  • QF120386
    Folic Acid Nitroso Impurity 4
    CAS# 29291-35-8
    M.F.: C19H18N8O7
    M.W.: 470.40
  • QF120385
    Folic Acid Impurity 85
    CAS# 4230-33-5
    M.F.: C12H14N2O5
    M.W.: 266.25
  • QF120384
    Folic Acid Nitroso Impurity 1-d4
    CAS# NA
    M.F.: C19H14D4N8O7
    M.W.: 474.43
  • QF120383
    Folic Acid Impurity 83
    CAS# NA
    M.F.: C19H18N6O7
    M.W.: 442.39
  • QF120382
    5-Formimino Tetrahydrofolate
    CAS# 2311-81-1
    M.F.: C20H24N8O6
    M.W.: 472.46
  • QF120381
    Folic Acid Impurity 81
    CAS# 6810-75-9
    M.F.: C20H21N7O6
    M.W.: 455.43
  • QF120380
    Levomefolic Acid Nitroso Impurity 2
    CAS# NA
    M.F.: C20H24N8O7
    M.W.: 488.46
  • QF120379
    Levomefolic Acid Nitroso Impurity 1
    CAS# NA
    M.F.: C20H24N8O7
    M.W.: 488.46
  • QF120378
    Folic Acid Impurity 78
    CAS# 71963-69-4
    M.F.: C19H23N7O6
    M.W.: 445.44
  • QF120377
    Folic Acid Impurity 77
    CAS# NA
    M.F.: C38H40N14O11
    M.W.: 868.83
  • QF120376
    Folic Acid Impurity 76
    CAS# NA
    M.F.: C21H27N7O6
    M.W.: 473.49
  • QF120375
    Folic Acid Impurity 75
    CAS# 31690-08-1;301298-88-4(Ca salt)
    M.F.: C20H25N7O6
    M.W.: 459.46
  • QL051302
    Levomefolic Acid Impurity 2
    CAS# NA
    M.F.: C15H18N6O3
    M.W.: 330.35
  • QF120374
    Folic Acid Impurity 74
    CAS# NA
    M.F.: C31H31N9O10
    M.W.: 689.64
  • QF120373
    Folic Acid Nitroso Impurity 1
    CAS# 26360-21-4
    M.F.: C19H18N8O7
    M.W.: 470.40
  • QF120372
    Folic Acid Impurity 72
    CAS# 1182291-60-6
    M.F.: C7H7N5O3
    M.W.: 209.17
  • QF120371
    Folic Acid Impurity 71
    CAS# 39707-61-4
    M.F.: C19H17N7O7
    M.W.: 455.39
  • QF120322
    Folic Acid Impurity 22
    CAS# 1148179-25-2
    M.F.: C21H25N7O7
    M.W.: 487.47
  • QL051301
    Levomefolic Acid Impurity 1
    CAS# 4349-41-1
    M.F.: C15H18N6O3
    M.W.: 330.34
  • QF120320
    Folic Acid Impurity 20
    CAS# 5959-18-2
    M.F.: C12H14N2O5
    M.W.: 266.25
  • QM202421
    Methotrexate Impurity 21
    CAS# 82778-08-3;57521-63-8(free base)
    M.F.: C7H7ClN6.HCl
    M.W.: 210.62 36.46
  • QF120319
    Folic Acid Impurity 19
    CAS# NA
    M.F.: C20H22ClN7O6
    M.W.: 491.88
  • QF120318
    Folic Acid Impurity 18
    CAS# NA
    M.F.: C7H7N5O2
    M.W.: 193.16
  • QF120317
    Folic Acid Impurity 17
    CAS# 948-60-7
    M.F.: C7H5N5O3
    M.W.: 207.15
  • QF120316
    Folic Acid Impurity 16
    CAS# 708-75-8
    M.F.: C7H7N5O
    M.W.: 177.16
  • QF120315
    Folic Acid Impurity 15
    CAS# 712-29-8
    M.F.: C7H7N5O2
    M.W.: 193.16
  • QF120314
    Folic Acid Impurity 14
    CAS# 873397-19-4
    M.F.: C7H6ClN5O
    M.W.: 211.61
  • QL051300
    Levomefolic Acid
    CAS# 31690-09-2;151533-22-1(Ca salt)
    M.F.: C20H25N7O6
    M.W.: 459.46
  • QF120313
    D-Folic Acid
    CAS# 65165-91-5
    M.F.: C19H19N7O6
    M.W.: 441.40
  • QF120312
    Folic Acid EP Impurity H
    CAS# 2366274-27-1
    M.F.: C31H31N9O10
    M.W.: 689.63
  • QF120311
    Folic Acid EP Impurity G
    CAS# 2734707-85-6
    M.F.: C19H19N7O6
    M.W.: 441.40
  • QF120310
    Folic Acid Impurity 10;
    Calcium levofolinate EP Impurity I
    CAS# 31690-11-6;1148151-21-6(Ca salt)
    M.F.: C20H23N7O6
    M.W.: 457.44
  • QF120309
    Folic Acid EP Impurity G
    CAS# 2734707-85-6
    M.F.: C19H19N7O6
    M.W.: 441.40
  • QF120308
    10-Formyl-7,8-dihydro Folic Acid Disodium Salt
    CAS# 28459-40-7(free base)
    M.F.: C20H19N7Na2O7
    M.W.: 515.39
  • QF120307
    Folic Acid Impurity 7
    CAS# NA
    M.F.: C31H31N9O10
    M.W.: 689.63
  • QF120306
    Folic Acid EP Impurity F
    CAS# 1391194-56-1
    M.F.: C7H6ClN5O
    M.W.: 211.61
  • QF120302
    Folic Acid EP Impurity B
    CAS# 1004-75-7;35011-47-3(H2SO4 salt)
    M.F.: C4H7N5O
    M.W.: 141.13
  • QM202413
    Methotrexate EP Impurity K;
    Folic Acid EP Impurity A;
    Calcium Levofolinate EP Impurity A;
    Calcium Folinate Hydrate EP Impurity A
    CAS# 4271-30-1
    M.F.: C12H14N2O5
    M.W.: 266.25
  • QF120370
    Folic Acid Impurity 70
    CAS# 1391194-56-1
    M.F.: C7H6ClN5O
    M.W.: 211.61
  • QF120369
    Folic Acid Impurity 69
    CAS# 35011-47-3;1004-75-7(free base)
    M.F.: C4H7N5O.H2O4S
    M.W.: 141.13 98.07
  • QF120367
    Folic Acid EP Impurity E
    CAS# 1391068-26-0
    M.F.: C26H24N12O7
    M.W.: 616.54
  • QF120366
    Folic Acid Isomer
    CAS# 65165-91-5
    M.F.: C19H19N7O6
    M.W.: 441.40
  • QF120304
    Folic Acid EP Impurity D
    CAS# 119-24-4
    M.F.: C14H12N6O3
    M.W.: 312.28
  • QT200301
    Tetrahydrofolic Acid
    CAS# 135-16-0
    M.F.: C19H23N7O6
    M.W.: 445.4
  • QF120365
    Folic Acid-13C11
    CAS# 59-30-3 (unlabeled)
    M.F.: C813C11H19N7O6
    M.W.: 452.32
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