TLC Pharmaceutical Standards — products catalogue

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All APIs CRMs Stable Isotope Labeled Nitrosamines Impurities Glucuronides Metabolites Other New Products

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Showing 24201–24300 of 45672 standards · Impurities

L-2338BACK ORDER

Levofloxacin Impurity 23

CAS #NA

Mol. formulaC16H17N3O4

Mol. weight315.33

Details

L-2339BACK ORDER

Levofloxacin Impurity 24

CAS #NA

Mol. formulaC13H11F2NO4

Mol. weight283.23

Details

L-2340BACK ORDER

Levofloxacin Impurity 25

CAS #431058-46-7

Mol. formulaC15H14FNO4

Mol. weight291.28

Details

L-2341IN STOCK

Levofloxacin Impurity 26

CAS #117620-84-5

Mol. formulaC₁₃H₁₀FNO₄

Mol. weight263.22

Details

L-2342BACK ORDER

Levofloxacin Impurity 27

CAS #82419-35-0

Mol. formulaC₁₃H₉F₂NO₄

Mol. weight281.21

Details

L-2343IN STOCK

Levofloxacin EP Impurity G HCl (Levofloxacin USP Related Compound E, N,N'-Desethylene Levofloxacin HCl)

CAS #1346603-62-0

Mol. formulaC₁₆H₁₈FN₃O₄. HCl

Mol. weight335.34 36.46

Details

L-2344BACK ORDER

Levofloxacin Impurity 28

CAS #NA

Mol. formulaC19H22ClFIN3O4

Mol. weight537.75

Details

L-2345BACK ORDER

Levofloxacin Impurity 29

CAS #NA

Mol. formulaC17H18FN3O4

Mol. weight347.35

Details

L-2346BACK ORDER

Levofloxacin Impurity 30

CAS #NA

Mol. formulaC₁₈H₂₂FN₃O₄

Mol. weight363.39

Details

L-2347BACK ORDER

Levofloxacin Impurity 31

CAS #NA

Mol. formulaC₁₈H₂₂FN₃O₄

Mol. weight363.39

Details

L-2348IN STOCK

Levofloxacin Impurity 32

CAS #1430222-73-3

Mol. formulaC₁₆H₁₈FN₃O₂

Mol. weight303.34

Details

L-2349BACK ORDER

Levofloxacin Impurity 33

CAS #NA

Mol. formulaC₁₅H₁₈FN₃O₂

Mol. weight291.33

Details

L-2350IN STOCK

Levofloxacin Impurity 34

CAS #151250-74-7

Mol. formulaC₁₃H₁₁FN₂O₄

Mol. weight278.24

Details

L-2351IN STOCK

Levofloxacin Impurity 35

CAS #117620-82-3

Mol. formulaC₁₃H₁₀FNO₄

Mol. weight263.22

Details

L-2352BACK ORDER

Levofloxacin Impurity 36

CAS #NA

Mol. formulaC₁₇H₁₈FN₃O₄

Mol. weight347.34

Details

L-2353IN STOCK

Levofloxacin Impurity 37

CAS #107359-24-0

Mol. formulaC₁₉H₂₂FN₃O₄

Mol. weight375.39

Details

L-2354IN STOCK

Levofloxacin Impurity 38

CAS #113211-53-3

Mol. formulaC₁₉H₂₀FN₃O₄

Mol. weight373.38

Details

L-2355IN STOCK

Levofloxacin Impurity 39

CAS #165071-04-5

Mol. formulaC₁₄H₁₁FN₂O₅

Mol. weight306.25

Details

L-2356BACK ORDER

Levofloxacin Impurity 40

CAS #NA

Mol. formulaC₁₈H₂₀FN₃O₄

Mol. weight361.37

Details

L-2357BACK ORDER

Levofloxacin Impurity 41

CAS #1037620-91-9

Mol. formulaC₁₈H₂₁N₃O₅

Mol. weight359.38

Details

L-2358BACK ORDER

Levofloxacin Impurity 42

CAS #NA

Mol. formulaC₁₆H₁₇FN₂O₅

Mol. weight336.32

Details

L-2359BACK ORDER

Levofloxacin Impurity 43

CAS #656250-12-3

Mol. formulaC₁₅H₁₅FN₂O₄

Mol. weight306.29

Details

L-236IN STOCK

Levofloxacin EP Impurity D (Levofloxacin USP Related Compound F, Defluoro Levofloxacin)

CAS #117620-85-6

Mol. formulaC₁₈H₂₁N₃O₄

Mol. weight343.38

Details

L-2360BACK ORDER

Levofloxacin Impurity 44

CAS #1007839-62-4

Mol. formulaC₁₂H₉F₂NO₂

Mol. weight237.21

Details

L-236003BACK ORDER

Limertinib Impurity 1

CAS #1934259-08-1

Mol. formulaC₂₈H₃₀ClN₇O₂

Mol. weight532.05

Details

L-2361BACK ORDER

Levofloxacin Impurity 45 Iodide

CAS #NA

Mol. formulaC₁₉H₂₃FN₃O₄. I

Mol. weight376.41 126.90

Details

L-2362BACK ORDER

Levofloxacin Impurity 46

CAS #NA

Mol. formulaC₁₃H₁₁FN₂O₄

Mol. weight278.24

Details

L-2363BACK ORDER

Levofloxacin Impurity 47

CAS #NA

Mol. formulaC₁₇H₁₆FN₃O₄

Mol. weight345.33

Details

L-2364BACK ORDER

Levofloxacin Impurity 48 HCl

CAS #NA

Mol. formulaC₁₇H₁₈FN₃O₅. HCl

Mol. weight363.35 36.46

Details

L-2365BACK ORDER

Levofloxacin Impurity 49

CAS #154228-18-9

Mol. formulaC₁₄H₁₃F₄NO₃

Mol. weight319.26

Details

L-2366BACK ORDER

Levofloxacin Impurity 50

CAS #1416578-41-0

Mol. formulaC₁₅H₁₅F₄NO₄

Mol. weight349.28

Details

L-2368BACK ORDER

Levofloxacin Impurity 51

CAS #151250-73-6

Mol. formulaC₁₇H₁₈FN₃O₅

Mol. weight363.35

Details

L-2369BACK ORDER

Levofloxacin Impurity 52

CAS #NA

Mol. formulaC₁₅H₁₇F₄NO₄

Mol. weight351.30

Details

L-237IN STOCK

Levofloxacin EP Impurity G (Levofloxacin USP Related Compound E (Free Form), N,N'-Desethylene Levofloxacin)

CAS #151250-76-9

Mol. formulaC₁₆H₁₈FN₃O₄

Mol. weight335.34

Details

L-2370BACK ORDER

Levofloxacin Impurity 53

CAS #902172-11-6; 97746-91-3

Mol. formulaC₁₇H₁₄BF₂NO₈

Mol. weight409.10

Details

L-237004BACK ORDER

Lymecycline impurity 1 TFA

CAS #NA

Mol. formulaC₂₈H₃₅N₃O₁₀. C₂HF₃O₂

Mol. weight573.60 114.02

Details

L-2372BACK ORDER

Levofloxacin Impurity 54

CAS #1369498-86-1

Mol. formulaC₁₃H₉BrFNO₄

Mol. weight342.12

Details

L-2376BACK ORDER

Levofloxacin Impurity 55

CAS #1231206-21-5

Mol. formulaC₁₅H₁₆FN₃O₄

Mol. weight321.31

Details

L-2377BACK ORDER

Levofloxacin Impurity 56

CAS #NA

Mol. formulaC₁₈H₂₀FN₃O₆

Mol. weight393.37

Details

L-2378IN STOCK

N1-Nitroso Levofloxacin EP Impurity G

CAS #NA

Mol. formulaC₁₆H₁₇FN₄O₅

Mol. weight364.33

Details

L-2379IN STOCK

N,N-Dinitroso Levofloxacin EP Impurity G

CAS #NA

Mol. formulaC₁₆H₁₆FN₅O₆

Mol. weight393.33

Details

L-2380IN STOCK

N2-Nitroso Levofloxacin EP Impurity G

CAS #NA

Mol. formulaC₁₆H₁₇FN₄O₅

Mol. weight364.33

Details

L-238002IN STOCK

Lazertinib N1-Oxide

CAS #NA

Mol. formulaC₃₀H₃₄N₈O₄

Mol. weight570.65

Details

L-238003BACK ORDER

Lazertinib N2-Oxide

CAS #NA

Mol. formulaC₃₀H₃₄N₈O₄

Mol. weight570.65

Details

L-238004BACK ORDER

Lazertinib Impurity 1

CAS #NA

Mol. formulaC₃₁H₃₈N₈O₄

Mol. weight586.70

Details

L-238005BACK ORDER

Lazertinib Impurity 2

CAS #2270865-24-0

Mol. formulaC₁₅H₁₉N₃O₄

Mol. weight305.33

Details

L-238006BACK ORDER

Lazertinib Impurity 3

CAS #2270204-98-1

Mol. formulaC₂₈H₂₇N₇O₄

Mol. weight525.57

Details

L-238007IN STOCK

Lazertinib N1,N2-Dioxide

CAS #NA

Mol. formulaC₃₀H₃₄N₈O₅

Mol. weight586.65

Details

L-238009BACK ORDER

N-Desmethyl Lazertinib

CAS #NA

Mol. formulaC₂₉H₃₂N₈O₃

Mol. weight540.63

Details

L-238010BACK ORDER

Lazertinib Impurity 4

CAS #2270944-70-0

Mol. formulaC₁₅H₁₆ClN₅O₄

Mol. weight365.77

Details

L-238011BACK ORDER

Lazertinib Impurity 5

CAS #1903010-39-8

Mol. formulaC₂₅H₂₃N₇O₅

Mol. weight501.50

Details

L-238013BACK ORDER

N-Nitroso N-Desmethyl Lazertinib

CAS #NA

Mol. formulaC₂₉H₃₁N₉O₄

Mol. weight569.63

Details

L-2383IN STOCK

Levofloxacin EP Impurity B-d8 Trifluoroacetate (Levofloxacin USP Related Compound A-d8 Trifluoroacetate, N-Desmethyl Levofloxacin-d8 Trifluoroacetate)

CAS #NA

Mol. formulaC₁₇H₁₀D₈FN₃O₄. C₂HF₃O₂

Mol. weight355.40 114.02

Details

L-2384IN STOCK

N-Nitroso Levofloxacin EP Impurity B-d8 (N-Nitroso Levofloxacin USP Related Compound A-d8, N-Nitroso-N-Desmethyl Levofloxacin-d8)

CAS #NA

Mol. formulaC₁₇H₉D₈FN₄O₅

Mol. weight384.39

Details

L-2385INQUIRE FURTHER

Levofloxacin Impurity 57

CAS #NA

Mol. formulaC₁₈H₂₂FN₅O₄

Mol. weight391.40

Details

L-242005IN STOCK

Liothyronine EP Impurity B (Diiodotyrosine)

CAS #300-39-0

Mol. formulaC₉H₉I₂NO₃

Mol. weight432.98

Details

L-242006IN STOCK

Liothyronine EP Impurity C (Levothyroxine EP Impurity C)

CAS #51-24-1

Mol. formulaC₁₄H₉I₃O₄

Mol. weight621.94

Details

L-242007BACK ORDER

Liothyronine EP Impurity D (Levothyroxine EP Impurity D, Tetraiodothyroacetic Acid)

CAS #67-30-1

Mol. formulaC₁₄H₈I₄O₄

Mol. weight747.83

Details

L-242008IN STOCK

Liothyronine EP Impurity E (Levothyroxine EP Impurity E)

CAS #1041-01-6

Mol. formulaC₁₅H₁₃I₂NO₄

Mol. weight525.08

Details

L-242009BACK ORDER

R-Liothyronine (Levothyroxine EP Impurity A (R-Isomer))

CAS #5714-08-9

Mol. formulaC₁₅H₁₂I₃NO₄

Mol. weight650.98

Details

L-242013BACK ORDER

Liothyronine Impurity 1

CAS #1174546-69-0

Mol. formulaC₁₅H₁₀I₄O₄

Mol. weight761.86

Details

L-242016BACK ORDER

Liothyronine EP Impurity C-13C6 (Levothyroxine EP Impurity C-13C6)

CAS #2455541-92-9

Mol. formulaC₈¹³C₆H₉I₃O₄

Mol. weight627.89

Details

L-242018BACK ORDER

Liothyronine Impurity 2

CAS #1217733-23-7

Mol. formulaC₃₀H₂₃I₂NO₆

Mol. weight747.32

Details

L-242019BACK ORDER

Liothyronine Impurity 3

CAS #NA

Mol. formulaC₃₀H₂₃I₂NO₆

Mol. weight747.32

Details

L-242020BACK ORDER

Liothyronine Impurity 4

CAS #92151-30-9

Mol. formulaC₁₄H₉I₃O₄

Mol. weight621.94

Details

L-242021BACK ORDER

Liothyronine Impurity 5

CAS #4299-64-3

Mol. formulaC₁₅H₁₁Cl₂I₂NO₄

Mol. weight593.96

Details

L-242022BACK ORDER

Liothyronine Impurity 6

CAS #7582-57-2

Mol. formulaC₁₅H₁₁FI₃NO₄

Mol. weight668.97

Details

L-242023BACK ORDER

Liothyronine Impurity 7

CAS #62901-36-4

Mol. formulaC₁₅H₁₁F₂I₂NO₄

Mol. weight561.06

Details

L-242024BACK ORDER

Liothyronine Impurity 8

CAS #62960-46-7

Mol. formulaC₁₅H₁₁Cl₂I₂NO₄

Mol. weight593.96

Details

L-242025BACK ORDER

Liothyronine Impurity 9

CAS #403-77-0

Mol. formulaC₁₅H₁₁FI₃NO₄

Mol. weight668.97

Details

L-242026BACK ORDER

Liothyronine Impurity 10

CAS #403-76-9

Mol. formulaC₁₅H₁₁F₂I₂NO₄

Mol. weight561.06

Details

L-242027BACK ORDER

Decarboxyl Liothyronine HCl

CAS #788824-70-4

Mol. formulaC₁₄H₁₂I₃NO₂. HCl

Mol. weight606.97 36.46

Details

L-243BACK ORDER

Lomerizine Impurity 1

CAS #NA

Mol. formulaC26H28F2N2O3

Mol. weight454.52

Details

L-244BACK ORDER

Lomerizine Impurity 2

CAS #NA

Mol. formulaC26H28F2N2O3

Mol. weight454.52

Details

L-244002IN STOCK

Lawsone Impurity 1

CAS #NA

Mol. formulaC₂₂H₂₈O₄

Mol. weight356.46

Details

L-244003IN STOCK

Lawsone Impurity 2

CAS #2654751-26-3

Mol. formulaC₂₀H₂₆O₃

Mol. weight314.43

Details

L-244004IN STOCK

Lawsone Impurity 3

CAS #2348-82-5

Mol. formulaC₁₁H₈O₃

Mol. weight188.18

Details

L-244005IN STOCK

Lawsone Impurity 4

CAS #105438-21-9

Mol. formulaC₂₂H₂₈O₃

Mol. weight340.46

Details

L-244006BACK ORDER

Lawsone Impurity 5

CAS #NA

Mol. formulaC₂₂H₂₆O₃

Mol. weight338.45

Details

L-245BACK ORDER

Lomerizine Impurity 3

CAS #NA

Mol. formulaC28H32F2N2O3

Mol. weight482.58

Details

L-245001BACK ORDER

Lanoconazole

CAS #101530-10-3

Mol. formulaC₁₄H₁₀ClN₃S₂

Mol. weight319.82

Details

L-246003INQUIRE FURTHER

Lividamine Impurity 1

CAS #NA

Mol. formulaC₁₄H₂₇N₃O₉

Mol. weight381.38

Details

L-247002BACK ORDER

D-Lyxonic Acid

CAS #526-92-1

Mol. formulaC₅H₁₀O₆

Mol. weight166.13

Details

L-247003INQUIRE FURTHER

Lyxonic Acid

CAS #28223-40-7

Mol. formulaC₅H₁₀O₆

Mol. weight166.13

Details

L-2510IN STOCK

Lapatinib Impurity 9

CAS #231278-84-5

Mol. formulaC₂₆H₁₇ClFN₃O₃

Mol. weight473.89

Details

L-2511IN STOCK

Lapatinib Impurity 10

CAS #1152131-73-1

Mol. formulaC₂₆H₁₇ClFN₃O₄

Mol. weight489.89

Details

L-2512IN STOCK

Lapatinib 4-Fluoro Impurity

CAS #1026818-86-9

Mol. formulaC₂₉H₂₆ClFN₄O₄S

Mol. weight581.07

Details

L-2513IN STOCK

Lapatinib 2-Fluoro Impurity

CAS #1393112-45-2

Mol. formulaC₂₉H₂₆ClFN₄O₄S

Mol. weight581.06

Details

L-2515IN STOCK

Lapatinib Impurity 11

CAS #N/A

Mol. formulaC₅₅H₄₃Cl₂F₂N₇O₆S

Mol. weight1038.95

Details

L-2516BACK ORDER

Lapatinib Impurity 18-d6

CAS #NA

Mol. formulaC₁₃H₅ClFNOD₆

Mol. weight257.73

Details

L-2517IN STOCK

Lapatinib Impurity 18-d4

CAS #NA

Mol. formulaC₁₃H₇D₄ClFNO

Mol. weight255.71

Details

L-2518BACK ORDER

Lapatinib Impurity 12

CAS #N/A

Mol. formulaC29H27FN4O4S

Mol. weight546.63

Details

L-2519IN STOCK

Lapatinib Impurity 13

CAS #NA

Mol. formulaC29H25ClFN4O4S. Cl

Mol. weight580.06 35.45

Details

L-2520BACK ORDER

Lapatinib Impurity 14

CAS #746591-42-4

Mol. formulaC26H18FN3O3

Mol. weight439.45

Details

L-2521BACK ORDER

Lapatinib Impurity 15

CAS #231278-83-4

Mol. formulaC26H18ClN3O3

Mol. weight455.90

Details

L-2522BACK ORDER

Lapatinib Impurity 16

CAS #845271-73-0

Mol. formulaC21H15ClFN3O

Mol. weight379.82

Details

L-2523BACK ORDER

Lapatinib Impurity 17

CAS #202196-46-1

Mol. formulaC26H19N3O3

Mol. weight421.46

Details

L-2524IN STOCK

Lapatinib Impurity 18

CAS #202197-26-0

Mol. formulaC₁₃H₁₁ClFNO

Mol. weight251.69

Details

L-254IN STOCK

Lapatinib Impurity 1 (O-De(3-fluorobenzyl) Lapatinib) Ditosylate Salt

CAS #1268997-70-1 (free base)

Mol. formulaC22H21ClN4O4S. 2 C7H8O3S

Mol. weight472.95 2 172.20

Details

L-256IN STOCK

Lapatinib Impurity 1 (O-De(3-fluorobenzyl) Lapatinib)

CAS #1268997-70-1

Mol. formulaC₂₂H₂₁ClN₄O₄S

Mol. weight472.94

Details

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