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LORATADINE

L-1020

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Catalogue Number:	L-1020
Compound Name:	Desloratadine Impurity 5
Synonyms:	9-chloro-11-(1-methylpiperidin-4-ylidene)-6,11-dihydro-5H-benzo[5,6]cyclohepta[1,2-b]pyridine
CAS#:	38092-88-5
Alternate CAS#:
Molecular Formula:	C₂₀H₂₁ClN₂
Molecular Weight:	324.85

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Loratadine (Desloratadine EP Impurity C)

CAS No. 79794-75-5

C₂₂H₂₃ClN₂O₂

M.W. 382.89

L-102

Loratadine (Desloratadine EP Impurity C)

Loratadine EP Impurity D (Loratadine USP Related Compound A, Rupatadine EP Impurity B, Desloratadine)

CAS No. 100643-71-8

C₁₉H₁₉ClN₂

M.W. 310.83

L-103

Loratadine (Desloratadine EP Impurity C)

Loratadine-d5 (Desloratadine EP Impurity C-d5)

CAS No. 1020719-57-6

C₂₂H₁₈D₅ClN₂O₂

M.W. 387.92

L-104

Loratadine (Desloratadine EP Impurity C)

Desloratadine-d5

CAS No. 1020719-34-9

C₁₉H₁₄D₅ClN₂

M.W. 315.86

L-105

Loratadine (Desloratadine EP Impurity C)

3-Hydroxy desloratadine HCl

CAS No. 19410-08-1

C19H19ClN2O.HCl

M.W. 326.83 36.46

L-106

Loratadine (Desloratadine EP Impurity C)

4-Hydroxymethyl Loratadine

CAS No. 609806-40-8

C₂₃H₂₅ClN₂O₃

M.W. 412.91

L-107

Loratadine (Desloratadine EP Impurity C)

3-Hydroxy Desloratadine Glucuronide Sodium Salt

C₂₅H₂₆ClN₂O₇. Na

M.W. 501.95 22.99

L-108

Loratadine (Desloratadine EP Impurity C)

2-Hydroxymethyl Loratadine

CAS No. 609806-39-5

C₂₃H₂₅ClN₂O₃

M.W. 412.91

L-1010

Loratadine (Desloratadine EP Impurity C)

3-Hydroxy Desloratadine Pyridine N-oxide

CAS No. 1392210-19-3

C19H19ClN2O2

M.W. 342.83

L-1011

Loratadine (Desloratadine EP Impurity C)

3-Hydroxy Desloratadine-d4

CAS No. 1246819-99-7

C₁₉H₁₅D₄ClN₂O

M.W. 330.85

L-1012

Loratadine (Desloratadine EP Impurity C)

5-Hydroxy Desloratadine (Mixture of Isomers)

CAS No. 117811-12-8

C₁₉H₁₉ClN₂O

M.W. 326.82

L-1013

Loratadine (Desloratadine EP Impurity C)

6-Hydroxy Desloratadine (Mixture of Conformational Isomers)

CAS No. 119410-05-8

C₁₉H₁₉ClN₂O

M.W. 326.83

L-1014

Loratadine (Desloratadine EP Impurity C)

3-Hydroxy Desloratadine

CAS No. 119410-08-1

C₁₉H₁₉ClN₂O

M.W. 326.82

L-1016

Loratadine (Desloratadine EP Impurity C)

Desloratadine Impurity 1

CAS No. 1346601-53-3

C₁₉H₁₉ClN₂

M.W. 310.83

L-1017

Loratadine (Desloratadine EP Impurity C)

Desloratadine Impurity 2

CAS No. 117811-13-9

C₁₉H₁₉ClN₂

M.W. 310.83

L-1018

Loratadine (Desloratadine EP Impurity C)

Desloratadine Impurity 3

CAS No. 1346600-61-0

C₁₉H₁₉ClN₂

M.W. 310.83

L-1019

Loratadine (Desloratadine EP Impurity C)

Desloratadine Impurity 4

CAS No. 1346600-30-3

C₂₀H₂₁ClN₂

M.W. 324.85

L-1021

Loratadine (Desloratadine EP Impurity C)

Desloratadine Impurity 6

CAS No. 38092-90-9

C₂₀H₂₁ClN₂

M.W. 324.85

L-1022

Loratadine (Desloratadine EP Impurity C)

Loratadine EP Impurity B (Loratadine USP Related Compound C)

CAS No. 31251-41-9

C₁₄H₁₀ClNO

M.W. 243.69

L-1023

Loratadine (Desloratadine EP Impurity C)

Loratadine Impurity 26

CAS No. 38089-93-9

C₂₀H₂₃ClN₂O

M.W. 342.87

L-1024

Loratadine (Desloratadine EP Impurity C)

Loratadine Impurity 24

CAS No. 133330-60-6

C₁₄H₉Cl₂NO

M.W. 278.13

L-1025

Loratadine (Desloratadine EP Impurity C)

Loratadine EP Impurity A

CAS No. 133284-74-9

C₂₂H₂₅ClN₂O₃

M.W. 400.90

L-1026

Loratadine (Desloratadine EP Impurity C)

Loratadine EP Impurity C

CAS No. 165739-83-3

C₂₂H₂₂Cl₂N₂O₂

M.W. 417.33

L-1027

Loratadine (Desloratadine EP Impurity C)

Desloratadine USP Related Compound F (N-Formyl Desloratadine)

CAS No. 117810-61-4

C₂₀H₁₉ClN₂O

M.W. 338.84

L-1028

Loratadine (Desloratadine EP Impurity C)

Loratadine EP Impurity G (Loratadine USP Related Compound B, Methyl Loratadine)

CAS No. 38092-89-6

C₂₀H₂₁ClN₂

M.W. 324.85

L-1029

Loratadine (Desloratadine EP Impurity C)

Desloratadine EP Impurity B DiHCl (Iso Desloratadine DiHCl)

C₁₉H₁₉ClN₂. 2 HCl

M.W. 310.83 2*36.46

L-1032

Loratadine (Desloratadine EP Impurity C)

Desloratadine N-Hydroxypiperidine

CAS No. 1193725-73-3

C₁₉H₁₉ClN₂O

M.W. 326.82

L-1015

Loratadine (Desloratadine EP Impurity C)

Desloratadine Pyridine N-Oxide

CAS No. 169253-26-3

C₁₉H₁₉ClN₂O

M.W. 326.82

L-1033

Loratadine (Desloratadine EP Impurity C)

Desloratadine Impurity 15 Disodium Salt

C₂₅H₂₃ClN₂O₆. 2 Na

M.W. 482.92 2*22.99

L-1034

Loratadine (Desloratadine EP Impurity C)

Desloratadine Impurity 9 (N-Desmethyl Azatadine)

CAS No. 38092-95-4

C₁₉H₂₀N₂

M.W. 276.38

L-1035

Loratadine (Desloratadine EP Impurity C)

Desloratadine USP Related Compound A

CAS No. 117796-50-6

C₁₉H₁₉BrN₂

M.W. 355.28

L-1036

Loratadine (Desloratadine EP Impurity C)

Dehydro Desloratadine

CAS No. 117811-20-8

C₁₉H₁₇ClN₂

M.W. 308.81

L-1038

Loratadine (Desloratadine EP Impurity C)

4-[[3-[2-(3-Chlorophenyl)ethyl]-2-pyridinyl]carbonyl]-1-piperidinecarboxylic Acid

CAS No. N/A

C20H21ClN2O3

M.W. 372.85

L-1039

Loratadine (Desloratadine EP Impurity C)

Desloratadine EP Impurity A DiHCl (11-Fluoro Desloratadine DiHCl)

C₁₉H₂₀ClFN₂. 2 HCl

M.W. 330.84 2*36.46

L-1041

Loratadine (Desloratadine EP Impurity C)

N-Acetyl Desloratadine

CAS No. 117796-52-8

C₂₁H₂₁ClN₂O

M.W. 352.86

L-1042

Loratadine (Desloratadine EP Impurity C)

Loratadine EP Impurity F

CAS No. 125743-80-8

C₂₂H₂₄ClFN₂O₂

M.W. 402.89

L-1043

Loratadine (Desloratadine EP Impurity C)

12-Hydroxy Loratadine

C22H25ClN2O3

M.W. 400.91

L-1044

Loratadine (Desloratadine EP Impurity C)

Loratadine EP Impurity E (Isoloratadine)

CAS No. 170727-59-0

C₂₂H₂₃ClN₂O₂

M.W. 382.89

L-1045

Loratadine (Desloratadine EP Impurity C)

Loratadine Impurity 25

CAS No. 107256-32-6

C₂₂H₂₅ClN₂O₃

M.W. 400.90

L-1047

Loratadine (Desloratadine EP Impurity C)

Loratadine Side Chain Impurity

CAS No. 133345-21-8

C14H18N2O3

M.W. 262.31

L-1046

Loratadine (Desloratadine EP Impurity C)

Loratadine Impurity 10 HCl

CAS No. 119770-60-4

C₂₀H₂₃ClN₂O. HCl

M.W. 342.87 36.46

L-1048

Loratadine (Desloratadine EP Impurity C)

Methyl Analogue of Loratadine

CAS No. 165740-03-4

C21H21ClN2O2

M.W. 368.87

L-1049

Loratadine (Desloratadine EP Impurity C)

Dehydro Loratadine Isomer A (Mixture of cis and trans Isomers)

C₂₂H₂₁ClN₂O₂

M.W. 380.87

L-1050

Loratadine (Desloratadine EP Impurity C)

Dehydro Loratadine Isomer B

CAS No. 133330-56-0

C₂₂H₂₁ClN₂O₂

M.W. 380.88

L-1051

Loratadine (Desloratadine EP Impurity C)

12-Fluoro Dihydroloratadine

CAS No. 125743-79-5

C₂₂H₂₄ClFN₂O₂

M.W. 402.90

L-1052

Loratadine (Desloratadine EP Impurity C)

Loratadine Impurity 1

CAS No. 201466-35-5

C22H26N2O2

M.W. 350.46

L-1053

Loratadine (Desloratadine EP Impurity C)

Loratadine Impurity 2

C22H23BrN2O2

M.W. 427.34

L-1054

Loratadine (Desloratadine EP Impurity C)

Loratadine Impurity 3

C₂₀H₂₃ClN₂O

M.W. 342.87

L-1055

Loratadine (Desloratadine EP Impurity C)

Loratadine Impurity 4

C22H25ClN2O2

M.W. 384.91

L-1056

Loratadine (Desloratadine EP Impurity C)

Loratadine Impurity 5 HCl

C₁₄H₁₂ClN. HCl

M.W. 229.71 36.46

L-1057

Loratadine (Desloratadine EP Impurity C)

Loratadine Impurity 6

CAS No. 2183453-63-4

C₂₀H₁₉ClN₂O₂

M.W. 354.84

L-1058

Loratadine (Desloratadine EP Impurity C)

Loratadine Impurity 7

CAS No. 133330-61-7

C₁₄H₉Cl₂NO

M.W. 278.13

L-1059

Loratadine (Desloratadine EP Impurity C)

Loratadine Impurity 8

CAS No. 153200-97-6

C19H21ClN2O

M.W. 328.84

L-1060

Loratadine (Desloratadine EP Impurity C)

Loratadine Impurity 9

C19H18Cl2N2

M.W. 345.27

L-1061

Loratadine (Desloratadine EP Impurity C)

Desloratadine Impurity 7

CAS No. 125743-81-9

C₂₀H₂₂ClFN₂

M.W. 344.86

L-1062

Loratadine (Desloratadine EP Impurity C)

Desloratadine Citric Amide

CAS No. 1797131-43-1

C25H25ClN2O6

M.W. 484.93

L-1063

Loratadine (Desloratadine EP Impurity C)

3-Hydroxy Loratadine

CAS No. 183483-15-0

C22H23ClN2O3

M.W. 398.89

L-1064

Loratadine (Desloratadine EP Impurity C)

Loratadine Impurity 11

C₂₄H₂₅ClN₂O₃

M.W. 424.93

L-1065

Loratadine (Desloratadine EP Impurity C)

Loratadine Impurity 12

C₂₄H₂₅Cl₂O₃

M.W. 424.93

L-1066

Loratadine (Desloratadine EP Impurity C)

Loratadine N-Oxide

CAS No. 165739-62-8

C₂₂H₂₃ClN₂O₃

M.W. 398.89

L-1067

Loratadine (Desloratadine EP Impurity C)

Loratadine Impurity 13

C19H17ClN2

M.W. 308.81

L-1068

Loratadine (Desloratadine EP Impurity C)

Loratadine Impurity 14

CAS No. 169253-13-8

C₂₂H₂₃ClN₂O₂

M.W. 382.89

L-1069

Loratadine (Desloratadine EP Impurity C)

8-Dechloro-10-chloro Loratadine

CAS No. 1346605-16-0

C22H23ClN2O2

M.W. 382.89

L-1070

Loratadine (Desloratadine EP Impurity C)

Loratadine Impurity 15 DiHCl

C₂₀H₂₄N₂O. 2 HCl

M.W. 308.43 2*36.46

L-1071

Loratadine (Desloratadine EP Impurity C)

Loratadine Impurity 16

C20H25ClN2

M.W. 328.88

L-1072

Loratadine (Desloratadine EP Impurity C)

Loratadine Impurity 17

CAS No. 133330-72-0

C₁₄H₁₂ClNO

M.W. 245.71

L-1073

Loratadine (Desloratadine EP Impurity C)

Loratadine Impurity 18

CAS No. 1346604-23-6

C19H19ClN2O

M.W. 326.82

L-1074

Loratadine (Desloratadine EP Impurity C)

Loratadine Impurity 19

C19H19ClN2O2

M.W. 342.82

L-1075

Loratadine (Desloratadine EP Impurity C)

Loratadine Impurity 20

C19H21ClN2O2

M.W. 344.84

L-1076

Loratadine (Desloratadine EP Impurity C)

Loratadine Impurity 21

C19H21ClN2O

M.W. 328.84

L-1077

L-1078

Loratadine (Desloratadine EP Impurity C)

Loratadine Impurity 23 (Mixture of Isomers)

C25H29ClN2O5

M.W. 472.97

L-1079

Loratadine (Desloratadine EP Impurity C)

Desloratadine Impurity 8

C26H23ClN2O3

M.W. 446.93

L-1080

Loratadine (Desloratadine EP Impurity C)

Loratadine glucose adduct

C28H33ClN2O8

M.W. 561.03

L-1081

Loratadine (Desloratadine EP Impurity C)

Desloratadine Impurity 11

C31H39ClN2O10

M.W. 635.11

L-1082

Loratadine (Desloratadine EP Impurity C)

Desloratadine Impurity 12

C25H25ClN2O3

M.W. 436.94

L-1083

Loratadine (Desloratadine EP Impurity C)

Desloratadine Impurity 13

C19H15ClN2O

M.W. 322.79

L-1084

Loratadine (Desloratadine EP Impurity C)

Desloratadine Impurity 14

CAS No. 1193725-75-5

C19H15ClN2O2

M.W. 338.79

L-1085

Loratadine (Desloratadine EP Impurity C)

Loratadine Impurity 27

CAS No. 31255-57-9

C₁₄H₁₁ClN₂

M.W. 242.71

L-1086

Loratadine (Desloratadine EP Impurity C)

Loratadine Impurity 28

C₂₁H₂₃ClN₂O

M.W. 354.88

L-1087

L-1088

Loratadine (Desloratadine EP Impurity C)

Loratadine Epoxide

CAS No. 1189694-51-6

C₂₂H₂₃ClN₂O₃

M.W. 398.89

L-1089

Loratadine (Desloratadine EP Impurity C)

Loratadine Impurity 29

CAS No. 3964-78-1

C₁₄H₁₃N

M.W. 195.27

L-1090

Loratadine (Desloratadine EP Impurity C)

Loratadine Impurity 30

CAS No. 609806-37-3

C₂₃H₂₅ClN₂O₄

M.W. 428.91

L-1091

Loratadine (Desloratadine EP Impurity C)

Loratadine Impurity 31

CAS No. 609806-38-4

C₂₃H₂₅ClN₂O₄

M.W. 428.91

L-1092

Loratadine (Desloratadine EP Impurity C)

Loratadine Impurity 32

CAS No. 117811-18-4

C₂₀H₁₉ClN₂

M.W. 322.84

L-1093

Loratadine (Desloratadine EP Impurity C)

5-Hydroxy Desloratadine-d4

C₁₉H₁₅D₄ClN₂O

M.W. 330.85

L-1094

Loratadine (Desloratadine EP Impurity C)

Loratadine Impurity 33

CAS No. 31255-47-7

C₁₃H₁₂ClNO

M.W. 233.70

L-1095

Loratadine (Desloratadine EP Impurity C)

Loratadine Impurity 34

CAS No. 31251-59-9

C₁₃H₁₂ClN

M.W. 217.70

L-1096

Loratadine (Desloratadine EP Impurity C)

Loratadine Impurity 35

CAS No. 1529-41-5

C₈H₆ClN

M.W. 151.59

L-1097

Loratadine (Desloratadine EP Impurity C)

Loratadine Impurity 36

CAS No. 5570-77-4

C₆H₁₂ClN

M.W. 133.62

L-1098

Loratadine (Desloratadine EP Impurity C)

Desloratadine Impurity 16

CAS No. 119410-04-7

C₁₉H₁₇ClN₂O

M.W. 324.81

L-1099

Loratadine (Desloratadine EP Impurity C)

Desloratadine Impurity 17

CAS No. 117811-11-7

C₁₉H₁₇ClN₂O

M.W. 324.81

L-10100

Loratadine (Desloratadine EP Impurity C)

Loratadine EP Impurity D-d4 (Loratadine USP Related Compound A-d4, Rupatadine EP Impurity B-d4, Desloratadine-d4)

CAS No. 381727-29-3

C₁₉H₁₅D₄ClN₂

M.W. 314.85

L-10101

Loratadine (Desloratadine EP Impurity C)

6-Hydroxy Desloratadine-d4

C₁₉H₁₅D₄ClN₂O

M.W. 330.85

L-10102

Loratadine (Desloratadine EP Impurity C)

3-Hydroxy Desloratadine-O-Glucuronide

CAS No. 774538-89-5

C₂₅H₂₇ClN₂O₇

M.W. 502.95

L-10103

Loratadine (Desloratadine EP Impurity C)

3-Hydroxy Desloratadine-O-Glucuronide-d4

C₂₅H₂₃D₄ClN₂O₇

M.W. 506.97

L-10104

Loratadine (Desloratadine EP Impurity C)

Loratadine Impurity 37

CAS No. 109537-11-3

C₂₂H₂₃ClN₂O₂

M.W. 382.89

L-10105

Loratadine (Desloratadine EP Impurity C)

Loratadine Impurity 38

CAS No. 183198-48-3

C₂₀H₂₁ClN₂

M.W. 324.85

L-10106

Loratadine (Desloratadine EP Impurity C)

Deschloro Loratadine

CAS No. 79779-58-1

C₂₂H₂₄N₂O₂

M.W. 348.45

L-10107

Loratadine (Desloratadine EP Impurity C)

Loratadine Impurity 39

C₂₀H₂₃ClN₂O

M.W. 342.87

L-10108

Loratadine (Desloratadine EP Impurity C)

Loratadine Impurity 40

CAS No. 403484-49-1

C₂₂H₂₃ClN₂O₃

M.W. 398.89

L-10109

Loratadine (Desloratadine EP Impurity C)

Loratadine Impurity 41

C₂₂H₂₃ClN₂O₃

M.W. 398.89

L-10110

Loratadine (Desloratadine EP Impurity C)

Loratadine Impurity 42

C₂₂H₂₅ClN₂O₃

M.W. 400.90

L-10111

Loratadine (Desloratadine EP Impurity C)

Loratadine Impurity 43

C₂₂H₂₅ClN₂O₃

M.W. 400.90

L-10112

Loratadine (Desloratadine EP Impurity C)

Loratadine Impurity 44

C₂₀H₁₉ClN₂O

M.W. 338.84

L-10113

Loratadine (Desloratadine EP Impurity C)

Loratadine Impurity 45

C₂₀H₁₉ClN₂O

M.W. 338.84

L-10114

Loratadine (Desloratadine EP Impurity C)

Loratadine Impurity 46

CAS No. 126063-20-5

C₂₂H₂₁ClN₂O₃

M.W. 396.87

L-10115

Loratadine (Desloratadine EP Impurity C)

Loratadine Impurity 47

C₂₂H₂₁ClN₂O₃

M.W. 396.87

L-10116

Loratadine (Desloratadine EP Impurity C)

Loratadine Impurity 48

C₂₂H₂₃ClN₂O₃

M.W. 398.89

L-10117

Loratadine (Desloratadine EP Impurity C)

Loratadine Impurity 49

C₂₂H₂₃ClN₂O₃

M.W. 398.89

L-10118

Loratadine (Desloratadine EP Impurity C)

Loratadine Impurity 50

C₂₂H₂₅ClN₂O₄

M.W. 416.90

L-10119

Loratadine (Desloratadine EP Impurity C)

Desloratadine Impurity 18

CAS No. 130642-57-8

C₁₉H₁₉BrN₂

M.W. 355.28

L-10120

Loratadine (Desloratadine EP Impurity C)

Desloratadine Impurity 19

CAS No. 143540-56-1

C₁₄H₁₀BrNO

M.W. 288.14

L-10121

Loratadine (Desloratadine EP Impurity C)

Desloratadine Impurity 20

CAS No. 117811-16-2

C₁₄H₈ClNO

M.W. 241.67

L-10122

Loratadine (Desloratadine EP Impurity C)

Desloratadine Impurity 21

CAS No. 165739-63-9

C₂₀H₁₉ClN₂O

M.W. 338.84

L-10123

Loratadine (Desloratadine EP Impurity C)

Desloratadine Impurity 22

CAS No. 119770-61-5

C₂₀H₂₁ClN₂

M.W. 324.85

L-10124

Loratadine (Desloratadine EP Impurity C)

Desloratadine Impurity 23

CAS No. 117811-17-3

C₂₀H₂₁ClN₂O

M.W. 340.85

L-10126

Loratadine (Desloratadine EP Impurity C)

N-Nitroso Desloratadine

CAS No. 1246819-22-6

C₁₉H₁₈ClN₃O

M.W. 339.82

L-10125

Loratadine (Desloratadine EP Impurity C)

Loratadine Impurity 51

CAS No. 152820-13-8

C₈H₁₄ClNO₂

M.W. 191.66

L-10127

Loratadine (Desloratadine EP Impurity C)

2-Formyl Loratadine

CAS No. 1076198-15-6

C₂₃H₂₃ClN₂O₃

M.W. 410.90

L-10128

Loratadine (Desloratadine EP Impurity C)

4-Formyl Loratadine

CAS No. 1076198-16-7

C₂₃H₂₃ClN₂O₃

M.W. 410.90

L-10129

Loratadine (Desloratadine EP Impurity C)

Loratadine Impurity 52

C₁₆H₂₈N₂O₆

M.W. 344.41

L-10130

Loratadine (Desloratadine EP Impurity C)

5-Hydroxy Desloratadine O-Glucuronide (Mixture of Isomers)

C₂₅H₂₇ClN₂O₇

M.W. 502.95

L-10131

Loratadine (Desloratadine EP Impurity C)

6-Hydroxy Desloratadine O-Glucuronide (Mixture of Isomers)

C₂₅H₂₇ClN₂O₇

M.W. 502.95

L-10132

Loratadine (Desloratadine EP Impurity C)

N-Nitroso Desloratadine EP Impurity B (N-Nitroso Iso Desloratadine)

C₁₉H₁₈ClN₃O

M.W. 339.82

L-10133

Loratadine (Desloratadine EP Impurity C)

N-Nitroso Desloratadine EP Impurity A (N-Nitroso 11-Fluoro Desloratadine)

C₁₉H₁₉ClFN₃O

M.W. 359.83

L-10134

Loratadine (Desloratadine EP Impurity C)

N-Nitroso Desloratadine-d5

C₁₉H₁₃D₅ClN₃O

M.W. 344.85

L-10135

Loratadine (Desloratadine EP Impurity C)

Loratadine Impurity 53

CAS No. 51591-52-7

C₁₀H₁₂O₃

M.W. 180.20

L-10136

Loratadine (Desloratadine EP Impurity C)

3-Hydroxy Desloratadine DiHCl

C₁₉H₁₉ClN₂O. 2 HCl

M.W. 326.82 2*36.46