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Loratadine Impurity 52
QCC Cat No.: QL182052
Chemical Name: Loratadine Impurity 52
Synonyms: 8-chloro-1''-(ethoxycarbonyl)-5,6-dihydrodispiro[benzo[5,6]cyclohepta[1,2-b]pyridine-11,2'-oxirane-3',4''-piperidine] 1-oxide
CAS No.: 1432057-93-6
Molecular Formula: C22H23ClN2O4
Molecular Weight: 414.89
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Standard Reference Material For "Loratadine Impurity 52"
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
  • QD121854
    N-Nitroso Desloratadine EP Impurity A
    CAS# NA
    M.F.: C19H19ClFN3O
    M.W.: 359.83
  • QD121853
    N-Nitroso Desloratadine EP Impurity B
    CAS# NA
    M.F.: C19H18ClN3O
    M.W.: 339.82
  • QD121852
    Desloratadine Impurity 52
    CAS# NA
    M.F.: C19H17ClN2
    M.W.: 308.81
  • QL182061
    Loratadine Impurity 61
    CAS# 130642-51-2
    M.F.: C20H23BrN2O
    M.W.: 387.32
  • QL182060
    Loratadine Impurity 60
    CAS# 937642-75-6
    M.F.: C14H13ClN2O
    M.W.: 260.72
  • QL182059
    Loratadine Impurity 59
    CAS# 255861-48-4
    M.F.: C14H12ClNO2
    M.W.: 261.71
  • QL182058
    Loratadine Impurity 58
    CAS# NA
    M.F.: C20H23ClN2O
    M.W.: 342.87
  • QL182057
    Loratadine Impurity 57
    CAS# 31251-59-9
    M.F.: C13H12ClN
    M.W.: 217.70
  • QL182056
    Loratadine Impurity 56
    CAS# 31255-58-0
    M.F.: C14H11ClN2
    M.W.: 242.71
  • QL182055
    Loratadine Impurity 55
    CAS# NA
    M.F.: C28H33ClN2O8
    M.W.: 561.03
  • QL182054
    Loratadine Impurity 54
    CAS# NA
    M.F.: C26H23ClN2O2
    M.W.: 430.93
  • QL182053
    Loratadine Impurity 53
    CAS# NA
    M.F.: C16H18Cl2N2O
    M.W.: 325.23
  • QD121851
    Desloratadine Impurity 51
    CAS# NA
    M.F.: C22H22ClNO
    M.W.: 351.87
  • QD121850
    N-Nitroso Desloratadine
    CAS# 1246819-22-6
    M.F.: C19H18ClN3O
    M.W.: 339.82
  • QL182051
    Loratadine Impurity 51
    CAS# NA
    M.F.: C23H25ClN2O4
    M.W.: 428.91
  • QL182050
    Loratadine Epoxide
    CAS# 1189694-51-6
    M.F.: C22H23ClN2O3
    M.W.: 398.89
  • QL182049
    Loratadine Impurity 49
    CAS# 125743-79-5
    M.F.: C22H24ClFN2O2
    M.W.: 402.89
  • QL182048
    Loratadine Impurity 48
    CAS# 201466-35-5
    M.F.: C22H26N2O2
    M.W.: 350.46
  • QL182047
    Loratadine Impurity 47
    CAS# 117811-18-4
    M.F.: C20H19ClN2
    M.W.: 322.83
  • QD121849
    Desloratadine Impurity 49
    CAS# 1346600-30-3
    M.F.: C20H21ClN2
    M.W.: 324.85
  • QL182046
    Loratadine Impurity 46
    CAS# NA
    M.F.: C14H10ClNO
    M.W.: 243.69
  • QL182045
    Loratadine Impurity 45
    CAS# NA
    M.F.: C19H19ClN2O2
    M.W.: 342.82
  • QL182044
    Loratadine Impurity 44
    CAS# NA
    M.F.: C20H21ClN2O
    M.W.: 340.85
  • QL182043
    Loratadine Impurity 43
    CAS# 1073332-71-4
    M.F.: C7H7Cl2N
    M.W.: 176.04
  • QL182042
    Loratadine Impurity 42
    CAS# 1346602-19-4
    M.F.: C22H23ClN2O2
    M.W.: 382.88
  • QD121848
    Desloratadine Impurity 48
    CAS# 119770-61-5
    M.F.: C20H21ClN2
    M.W.: 324.85
  • QL182041
    Loratadine Impurity 41
    CAS# NA
    M.F.: C28H33ClN2O8
    M.W.: 561.02
  • QL182040
    Loratadine Impurity 40
    CAS# NA
    M.F.: C20H23ClN2O
    M.W.: 342.86
  • QL182039
    Loratadine Impurity 39
    CAS# 1346605-16-0
    M.F.: C22H23ClN2O2
    M.W.: 382.88
  • QD121847
    Desloratadine Impurity 47
    CAS# 2183453-63-4
    M.F.: C20H19ClN2O2
    M.W.: 354.83
  • QD121846
    Desloratadine Impurity 46
    CAS# NA
    M.F.: C19H21ClN2O
    M.W.: 328.84
  • QD121845
    Desloratadine Impurity 45
    CAS# NA
    M.F.: C19H17ClN2O
    M.W.: 324.80
  • QD121844
    Desloratadine Impurity 44
    CAS# NA
    M.F.: C19H17ClN2O
    M.W.: 324.80
  • QD121843
    Desloratadine Impurity 43
    CAS# 117811-12-8
    M.F.: C19H19ClN2O
    M.W.: 326.82
  • QD121842
    Desloratadine Impurity 42
    CAS# 119410-05-8
    M.F.: C19H19ClN2O
    M.W.: 326.82
  • QL182038
    Loratadine Impurity 38
    CAS# NA
    M.F.: C22H21ClN2O2
    M.W.: 380.87
  • QD121841
    Desloratadine Impurity 41
    CAS# 1797131-43-1
    M.F.: C25H25ClN2O6
    M.W.: 484.93
  • QL182037
    Loratadine Impurity 37
    CAS# NA
    M.F.: C22H21ClN2O2
    M.W.: 380.87
  • QL182036
    Loratadine Impurity 36
    CAS# 165740-03-4
    M.F.: C21H21ClN2O2
    M.W.: 368.86
  • QL182035
    Loratadine Impurity 35
    CAS# 107256-32-6
    M.F.: C22H25ClN2O3
    M.W.: 400.90
  • QD121840
    Desloratadine Impurity 40
    CAS# NA
    M.F.: C14H10ClNO3
    M.W.: 275.69
  • QD121839
    Desloratadine Impurity 39
    CAS# NA
    M.F.: C19H18Cl2N2
    M.W.: 345.27
  • QD121838
    Desloratadine Impurity 38
    CAS# NA
    M.F.: C20H20Cl2N2
    M.W.: 359.29
  • QD121837
    Desloratadine Impurity 37
    CAS# NA
    M.F.: C20H23ClN2O
    M.W.: 342.86
  • QD121836
    Desloratadine Impurity 36
    CAS# NA
    M.F.: C19H18Cl2N2
    M.W.: 345.27
  • QD121835
    Desloratadine Impurity 35
    CAS# NA
    M.F.: C20H20Cl2N2
    M.W.: 359.29
  • QD121834
    Desloratadine Impurity 34
    CAS# NA
    M.F.: C14H9Cl2NO
    M.W.: 278.13
  • QD121833
    Desloratadine Impurity 33
    CAS# NA
    M.F.: C19H15ClN2O
    M.W.: 322.79
  • QD121832
    Desloratadine Impurity 32
    CAS# 183198-48-3
    M.F.: C20H21ClN2
    M.W.: 324.85
  • QD121831
    Desloratadine Impurity 31
    CAS# NA
    M.F.: C20H21ClN2O
    M.W.: 340.85
  • QD121830
    Desloratadine Impurity 30
    CAS# 125743-81-9
    M.F.: C20H22ClFN2
    M.W.: 344.85
  • QL182034
    Loratadine Impurity 34
    CAS# 133330-61-7
    M.F.: C14H9Cl2NO
    M.W.: 278.13
  • QD121829
    Desloratadine Impurity 29
    CAS# NA
    M.F.: C19H20ClFN2
    M.W.: 330.83
  • QD121828
    Desloratadine Impurity 28
    CAS# NA
    M.F.: C20H22ClFN2
    M.W.: 344.85
  • QL182033
    Loratadine Impurity 33
    CAS# 169253-13-8
    M.F.: C22H23ClN2O2
    M.W.: 382.88
  • QL182032
    Loratadine Impurity 32
    CAS# NA
    M.F.: C22H23ClN2O2
    M.W.: 382.88
  • QL182031
    Loratadine Impurity 31
    CAS# 117811-13-9
    M.F.: C19H19ClN2
    M.W.: 310.82
  • QL182030
    Loratadine Impurity 30
    CAS# NA
    M.F.: C19H19ClN2
    M.W.: 310.82
  • QL182029
    Loratadine Impurity 29
    CAS# 109537-11-3
    M.F.: C22H23ClN2O2
    M.W.: 382.88
  • QL182028
    Loratadine Impurity 28
    CAS# 89979-06-6 
    M.F.: C8H8ClNO3
    M.W.: 201.61
  • QC-C081219
    Loratadine Impurity 62
    CAS# 31255-47-7
    M.F.: C13H12ClNO
    M.W.: 233.69
  • QD121827
    Desloratadine Impurity 27
    CAS# 38092-88-5
    M.F.: C20H21ClN2
    M.W.: 324.85
  • QD121826
    Desloratadine Impurity 26
    CAS# 38092-90-9
    M.F.: C20H21ClN2
    M.W.: 324.85
  • QL182027
    Loratadine Impurity 27
    CAS# 31255-57-9
    M.F.: C14H11ClN2
    M.W.: 242.70
  • QL182026
    Deschloro Loratadine
    CAS# 79779-58-1
    M.F.: C22H24N2O2
    M.W.: 348.44
  • QD121825
    Desloratadine Impurity 25
    CAS# 1346604-23-6
    M.F.: C19H19ClN2O
    M.W.: 326.82
  • QD121824
    Desloratadine Impurity 24
    CAS# 50603-12-8
    M.F.: C20H21N
    M.W.: 275.39
  • QL182025
    Loratadine Impurity 25
    CAS# NA
    M.F.: C20H23ClN2
    M.W.: 326.86
  • QD121820
    Desloratadine Impurity 20
    CAS# 130642-50-1;119770-60-4(HCl salt）
    M.F.: C20H23ClN2O
    M.W.: 342.86
  • QD121805
    Desloratadine Impurity 5
    CAS# 1346600-61-0
    M.F.: C19H19ClN2
    M.W.: 310.82
  • QL182024
    Loratadine Impurity 24
    CAS# NA
    M.F.: C22H21ClN2O2
    M.W.: 380.87
  • QD121823
    Desloratadine Pyridine N-Oxide
    CAS# 169253-26-3
    M.F.: C19H19ClN2O
    M.W.: 326.83
  • QD121822
    Loratadine-d5
    CAS# 1020719-57-6
    M.F.: C22H18D5ClN2O2
    M.W.:  387.92
  • QD121821
    Desloratadine-d5
    CAS# 1020719-34-9
    M.F.: C19H14ClN2D5
    M.W.:  315.86
  • QD121819
    USP Desloratadine Related Compound A
    CAS# 117796-50-6
    M.F.: C19H19BrN2
    M.W.: 355.27
  • QL182023
    Loratadine Impurity I
    CAS# 133330-56-0
    M.F.: C22H21ClN2O2
    M.W.: 380.87
  • QD121818
    Desloratadine Impurity R
    CAS# 38092-95-4
    M.F.: C19H20N2
    M.W.: 276.38
  • QL182020
    Loratadine 4-Hydroxymethyl Impurity (USP)
    CAS# 609806-40-8
    M.F.: C23H25ClN2O3
    M.W.: 412.91
  • QL182019
    Loratadine 2-Hydroxymethyl Impurity (USP)
    CAS# 609806-39-5
    M.F.: C23H25ClN2O3
    M.W.: 412.91
  • QL182017
    Loratadine N-Oxide
    CAS# 165739-62-8
    M.F.: C22H23ClN2O3
    M.W.: 398.88
  • QL182016
    Loratadine 2-Chloro Impurity
    CAS# 165739-64-0
    M.F.: C22H22Cl2N2O2
    M.W.: 417.33
  • QL182015
    Loratadine 8-Bromo Impurity
    CAS# 130642-60-3
    M.F.: C22H23BrN2O2
    M.W.: 427.33
  • QL182014
    Loratadine USP Related Compound E
    CAS# 133330-60-6
    M.F.: C14H9Cl2NO
    M.W.: 278.13
  • QL182013
    Loratadine USP Related Compound D
    CAS# 38089-93-9
    M.F.: C20H23ClN2O
    M.W.: 342.86
  • QL182011
    Loratadine 3-Hydroxy Impurity
    CAS# 183483-15-0
    M.F.: C22H23ClN2O3
    M.W.: 398.88
  • QL182010
    Loratadine N-Formyl Impurity
    CAS# 117810-61-4
    M.F.: C20H19ClN2O
    M.W.: 338.83
  • QL182008
    Loratadine EP Impurity H
    CAS# 29976-53-2
    M.F.: C8H13NO3
    M.W.: 171.19
  • QL182007
    Loratadine EP Impurity G
    CAS# 38092-89-6
    M.F.: C20H21ClN2
    M.W.: 324.85
  • QL182006
    Loratadine EP Impurity F
    CAS# 125743-80-8
    M.F.: C22H24ClFN2O2
    M.W.: 402.89
  • QL182005
    Loratadine EP Impurity E
    CAS# 170727-59-0
    M.F.: C22H23ClN2O2
    M.W.: 382.88
  • QL182004
    Loratadine EP Impurity D;
    Rupatadine EP Impurity B;
    Desloratadine
    CAS# 100643-71-8
    M.F.: C19H19ClN2
    M.W.: 310.82
  • QL182003
    Loratadine EP Impurity C
    CAS# 165739-83-3
    M.F.: C22H22Cl2N2O2
    M.W.: 417.33
  • QL182002
    Loratadine EP Impurity B
    CAS# 31251-41-9
    M.F.: C14H10ClNO
    M.W.: 243.69
  • QL182001
    Loratadine EP Impurity A
    CAS# 133284-74-9
    M.F.: C22H25ClN2O3
    M.W.: 400.90
  • QL182000
    Loratadine
    CAS# 79794-75-5
    M.F.: C22H23ClN2O2
    M.W.: 382.88
  • QD121817
    Desloratadine 3-Hydroxy Impurity
    CAS# 119410-08-1
    M.F.: C19H19ClN2O
    M.W.: 326.82
  • QD121816
    Desloratadine N-Hydroxy Impurity
    CAS# 1193725-73-3
    M.F.: C19H19ClN2O
    M.W.: 326.82
  • QD121815
    Desloratadine 11-Hydroxy Impurity
    CAS# NA
    M.F.: C19H21ClN2O
    M.W.: 328.84
  • QD121814
    Desloratadine 8-Bromo-N-Methyl Impurity
    CAS# 130642-57-8
    M.F.: C20H21BrN2
    M.W.: 369.30
  • QD121813
    Desloratadine 8-Bromo-11-Oxo Impurity
    CAS# NA
    M.F.: C14H10BrNO
    M.W.: 288.14
  • QD121812
    Desloratadine Deschloro Impurity
    CAS# 38092-95-4
    M.F.: C19H20N2
    M.W.: 276.38
  • QD121811
    Desloratadine 8-Bromo-11-Hydroxy-N-Methyl Impurity
    CAS# NA
    M.F.: C20H23BrN2O
    M.W.: 387.31
  • QD121810
    Desloratadine Dihydro Impurity
    CAS# NA
    M.F.: C19H21ClN2
    M.W.: 312.84
  • QD121809
    Desloratadine 11-Hydroxy-N-Methyl Impurity
    CAS# 38089-93-9
    M.F.: C20H23ClN2O
    M.W.: 342.86
  • QD121808
    Desloratadine Dehydro Impurity
    CAS# 117811-20-8
    M.F.: C19H17ClN2
    M.W.: 308.81
  • QD121806
    Desloratadine N-Acetyl Impurity
    CAS# 117796-52-8
    M.F.: C21H21ClN2O
    M.W.: 352.86
  • QD121804
    Desloratadine N-Formyl Impurity
    CAS# 117810-61-4
    M.F.: C20H19ClN2O
    M.W.: 338.83
  • QD121803
    Desloratadine EP Impurity C
    CAS# 79794-75-5
    M.F.: C22H23ClN2O2
    M.W.: 382.88
  • QD121802
    Desloratadine EP Impurity B
    CAS# 183198-49-4
    M.F.: C19H19ClN2
    M.W.: 310.82
  • QD121801
    Desloratadine EP Impurity A
    CAS# 298220-99-2
    M.F.: C19H20ClFN2
    M.W.: 330.83
  • QD121800
    Desloratadine
    CAS# 100643-71-8
    M.F.: C19H19ClN2
    M.W.: 310.82
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