Loratadine impurities and related standards
20 reference standards related to Loratadine held in the RSSE catalogue — pharmacopoeial impurities, non-compendial impurities, metabolites and labelled analogues where available.
In this group: 19 impurity reference standards · 1 fine chemical. CAS numbers are listed for 20 of 20; 16 entries carry a structure drawing.
| Compound | CAS No. | Catalogue No. | Formula | MW |
|---|---|---|---|---|
| Loratadine Impurity 18 | 117811-13-9 | RS-L029003 | C19H19ClN2 | 310.82 |
| Loratadine EP Impurity F | 125743-80-8 | RS-L029005 | C22H24ClFN2O2 | 402.89 |
| Loratadine EP Impurity A | 133284-74-9 | RS-L029006 | C22H25ClN2O3 | 400.9 |
| Loratadine Impurity K | 133330-56-0 | RS-L029007 | C22H21ClN2O2 | 380.87 |
| Loratadine Impurity J | 133330-60-6 | RS-L029008 | C14H9Cl2NO | 278.13 |
| Loratadine Impurity 35 | 133330-61-7 | RS-L029009 | C14H9Cl2NO | 278.13 |
| Loratadine Impurity 32 | 133330-72-0 | RS-L029010 | C14H12ClNO | 245.7 |
| Loratadine Impurity 17 | 1346601-53-3 | RS-L029011 | C19H19ClN2 | 310.82 |
| Loratadine Impurity 24 | 1346605-16-0 | RS-L029012 | C22H23ClN2O2 | 382.88 |
| Loratadine Impurity 8 | 153200-97-6 | RS-L029013 | C19H21ClN2O | 328.84 |
| Loratadine Impurity 36 | 165739-64-0 | RS-L029014 | C22H22Cl2N2O2 | 417.33 |
| Loratadine EP Impurity C | 165739-83-3 | RS-L029015 | C22H22Cl2N2O2 | 417.33 |
| Loratadine Impurity 46 | 167891-68-1 | RS-L029016 | C19H21ClN2 | 312.84 |
| Loratadine Impurity 37 | 169253-13-8 | RS-L029017 | C22H23ClN2O2 | 382.88 |
| Loratadine EP Impurity E | 170727-59-0 | RS-L029018 | C22H23ClN2O2 | 382.88 |
| Loratadine Impurity 1 | 201466-35-5 | RS-L029019 | C22H26N2O2 | 350.46 |
| Loratadine Impurity D | 38089-93-9 | RS-L029020 | C20H23ClN2O | 342.87 |
| Loratadine Impurity 43 | 107256-32-6 | RS-L029001 | C22H25ClN2O3 | 400.9 |
| Loratadine Impurity 15 | 109537-11-3 | RS-L029002 | C22H23ClN2O2 | 382.88 |
| 12-Fluoro Dihydroloratadine | 125743-79-5 | RS-L029004 | C22H24ClFN2O2 | 402.89 |
Structures
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Loratadine Impurity 18
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Loratadine EP Impurity F
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Loratadine EP Impurity A
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Loratadine Impurity K
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Loratadine Impurity J
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Loratadine Impurity 35
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Loratadine Impurity 32
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Loratadine Impurity 17
COA per lot
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