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 24801–24900 of 45672 standards · Impurities

L-4659BACK ORDER

Levothyroxine Impurity 37

CAS #NA

Mol. formulaC21H15I4NO5

Mol. weight868.97

Details

L-4660BACK ORDER

Levothyroxine Impurity 39

CAS #NA

Mol. formulaC44H30I10N2O10

Mol. weight2015.77

Details

L-4661BACK ORDER

Levothyroxine Impurity 40

CAS #NA

Mol. formulaC28H16I7NO7

Mol. weight1366.77

Details

L-4662BACK ORDER

Levothyroxine Impurity 41

CAS #NA

Mol. formulaC28H16I7NO7

Mol. weight1366.77

Details

L-4663BACK ORDER

Levothyroxine Impurity 42

CAS #NA

Mol. formulaC29H17I8NO8

Mol. weight1522.69

Details

L-4664BACK ORDER

Levothyroxine Impurity 43

CAS #NA

Mol. formulaC29H17I8NO8

Mol. weight1522.69

Details

L-4666IN STOCK

Levothyroxine Impurity 44

CAS #7069-47-8

Mol. formulaC₁₅H₁₀I₄O₅

Mol. weight777.86

Details

L-4667IN STOCK

Levothyroxine Impurity 45

CAS #30804-52-5

Mol. formulaC₁₉H₁₇I₄NO₅

Mol. weight846.96

Details

L-4668BACK ORDER

Levothyroxine Impurity 46

CAS #NA

Mol. formulaC₁₃H₁₂INO₂

Mol. weight341.15

Details

L-4669BACK ORDER

Levothyroxine Impurity 47

CAS #92028-82-5

Mol. formulaC₁₃H₁₃NO₂

Mol. weight215.25

Details

L-4670BACK ORDER

Levothyroxine Impurity 48

CAS #NA

Mol. formulaC₁₃H₁₁I₂NO₂

Mol. weight467.04

Details

L-4671BACK ORDER

Levothyroxine Impurity 49

CAS #NA

Mol. formulaC₁₃H₁₁I₂NO₂

Mol. weight467.04

Details

L-4672BACK ORDER

Levothyroxine Impurity 50

CAS #NA

Mol. formulaC₁₃H₁₀I₃NO₂

Mol. weight592.94

Details

L-4673BACK ORDER

Levothyroxine Impurity 51

CAS #NA

Mol. formulaC₁₃H₁₀I₃NO₂

Mol. weight592.94

Details

L-4674BACK ORDER

Levothyroxine Impurity 52

CAS #NA

Mol. formulaC₁₃H₉I₄NO₂

Mol. weight718.84

Details

L-4675IN STOCK

Levothyroxine Impurity 53 (Mixture of Diastereomers)

CAS #NA

Mol. formulaC₂₁H₁₅I₄NO₉

Mol. weight932.97

Details

L-4676BACK ORDER

Levothyroxine Impurity 54

CAS #105172-64-3

Mol. formulaC₁₅H₁₁I₃N₂O₆

Mol. weight 695.97

Details

L-4677BACK ORDER

Levothyroxine Impurity 55

CAS #NA

Mol. formulaC₁₅H₁₁I₄NO₅

Mol. weight792.87

Details

L-4679IN STOCK

Levothyroxine EP Impurity J HCl (3,3'-L-Diiodothyronine HCl)

CAS #NA

Mol. formulaC₁₅H₁₃I₂NO₄. HCl

Mol. weight525.08 36.46

Details

L-4680BACK ORDER

Levothyroxine Impurity 57

CAS #3861-58-3

Mol. formulaC₇H₄INO₄

Mol. weight293.02

Details

L-4681IN STOCK

rac-Levothyroxine EP Impurity J HCl (3,3'-DL-Diiodothyronine HCl)

CAS #2668306-64-5

Mol. formulaC₁₅H₁₃I₂NO₄. HCl

Mol. weight525.08 36.46

Details

L-4682IN STOCK

Levothyroxine Impurity 58

CAS #176258-87-0

Mol. formulaC₁₄H₁₁I₃O₂

Mol. weight591.95

Details

L-4683BACK ORDER

Levothyroxine Impurity 59

CAS #1158-10-7

Mol. formulaC₁₅H₁₂I₂O₄

Mol. weight510.07

Details

L-4684BACK ORDER

Levothyroxine Impurity 60

CAS #51-26-3

Mol. formulaC₁₅H₁₁I₃O₄

Mol. weight635.96

Details

L-4685BACK ORDER

Levothyroxine Impurity 61 (Mixture of Diastereomers)

CAS #NA

Mol. formulaC₂₁H₁₅I₄NO₉

Mol. weight932.97

Details

L-4686IN STOCK

Levothyroxine Impurity 62 (Mixture of Diastereomers)

CAS #NA

Mol. formulaC₂₁H₁₇I₄NO₁₀

Mol. weight950.98

Details

L-4687IN STOCK

Levothyroxine EP Impurity K (R-Isomer)

CAS #66701-15-3

Mol. formulaC₁₅H₁₂I₃NO₄

Mol. weight650.98

Details

L-4688BACK ORDER

Levothyroxine Impurity 63

CAS #NA

Mol. formulaC₁₅H₁₁ClI₃NO₅

Mol. weight701.42

Details

L-4689BACK ORDER

Levothyroxine Impurity 71

CAS #NA

Mol. formulaC₃₃H₄₅I₄NO₅

Mol. weight1043.34

Details

L-4690BACK ORDER

Levothyroxine Impurity 72

CAS #NA

Mol. formulaC₃₃H₄₅I₄NO₅

Mol. weight1043.34

Details

L-4692BACK ORDER

Levothyroxine Impurity 73

CAS #106822-80-4

Mol. formulaC₁₇H₁₆O₇

Mol. weight332.31

Details

L-4693BACK ORDER

Levothyroxine Impurity 74

CAS #NA

Mol. formulaC₂₂H₁₅I₄NO₈

Mol. weight928.98

Details

L-4694BACK ORDER

Levothyroxine Impurity 75

CAS #NA

Mol. formulaC₁₂H₆I₄O₃

Mol. weight705.79

Details

L-4695IN STOCK

ent-Levothyroxine EP Impurity F

CAS #1798033-11-0

Mol. formulaC₂₁H₁₃I₆NO₅

Mol. weight1120.76

Details

L-4696IN STOCK

rac-Levothyroxine EP Impurity F Disodium Salt

CAS #NA

Mol. formulaC₂₁H₁₁I₆NO₅. 2 Na

Mol. weight1118.75 2*22.99

Details

L-4697BACK ORDER

rac-Levothyroxine EP Impurity E

CAS #534-51-0

Mol. formulaC₁₅H₁₃I₂NO₄

Mol. weight525.08

Details

L-4698IN STOCK

Levothyroxine Impurity 79

CAS #NA

Mol. formulaC₁₅H₁₁I₄NO₅

Mol. weight792.87

Details

L-4710IN STOCK

Lafutidine Impurity 5

CAS #169899-15-4

Mol. formulaC₁₁H₁₅NO₄S

Mol. weight257.30

Details

L-4711IN STOCK

Lafutidine Impurity 6 (Mixture of Diastereomers)

CAS #169899-16-5

Mol. formulaC₁₁H₁₅NO₄S

Mol. weight257.30

Details

L-4712IN STOCK

Lafutidine Impurity 7

CAS #169899-17-6

Mol. formulaC₁₁H₁₄ClNO₃S

Mol. weight275.75

Details

L-4713BACK ORDER

Lafutidine Impurity 8 Maleate

CAS #146447-26-9

Mol. formulaC₂₃H₂₅N₃O₃. C₄H₄O₄

Mol. weight391.47 116.07

Details

L-4714BACK ORDER

Lafutidine Impurity 9

CAS #1339863-11-4

Mol. formulaC₂₄H₃₀N₄O₃

Mol. weight422.53

Details

L-4715BACK ORDER

Lafutidine Impurity 10

CAS #154923-16-7

Mol. formulaC₁₇H₂₅N₃O₂

Mol. weight303.41

Details

L-4719IN STOCK

Lafutidine Impurity 12

CAS #1819326-30-1

Mol. formulaC₁₁H₁₅NO₄S

Mol. weight257.30

Details

L-473IN STOCK

Lafutidine Impurity 1

CAS #174583-84-7

Mol. formulaC₂₂H₂₉N₃O₅S

Mol. weight447.55

Details

L-474IN STOCK

Lafutidine Impurity 3

CAS #103922-84-5

Mol. formulaC₁₅H₂₃N₃O

Mol. weight261.37

Details

L-475IN STOCK

Lafutidine Impurity 11

CAS #1348637-58-0

Mol. formulaC₂₂H₃₁N₃O₅S

Mol. weight449.57

Details

L-477IN STOCK

Lafutidine Dihydro Impurity

CAS #118288-14-5

Mol. formulaC₂₂H₃₁N₃O₄S

Mol. weight433.57

Details

L-479BACK ORDER

Lafutidine Impurity 4

CAS #169899-18-7

Mol. formulaC₂₂H₂₉N₃O₅S

Mol. weight447.55

Details

L-4810IN STOCK

Labetalol EP Impurity E (Mixture of Diastereomers)

CAS #2517940-02-0

Mol. formulaC₁₈H₂₀N₄O₄

Mol. weight356.38

Details

L-4811IN STOCK

Labetalol EP Impurity F HCl (Labetalol USP Related Compound F)

CAS #96441-14-4

Mol. formulaC₁₉H₂₂N₂O₃. HCl

Mol. weight326.40 36.46

Details

L-4812IN STOCK

Labetalol EP Impurity G HCl (Mixture of Diastereomers)

CAS #2445226-37-7

Mol. formulaC₁₉H₂₃BrN₂O₃. HCl

Mol. weight407.31 36.46

Details

L-4814IN STOCK

Labetalol EP Impurity C

CAS #2386661-13-6

Mol. formulaC₁₆H₁₈N₂O₃

Mol. weight286.33

Details

L-4815IN STOCK

Labetalol EP Impurity D HCl

CAS #32780-65-7

Mol. formulaC₉H₁₂N₂O₃. HCl

Mol. weight196.21 36.46

Details

L-4816IN STOCK

Labetalol Impurity 3

CAS #76143-20-9

Mol. formulaC₈H₇NO₃

Mol. weight165.15

Details

L-4817BACK ORDER

Labetalol Impurity 4

CAS #2724509-52-6

Mol. formulaC₉H₁₁NO₃

Mol. weight181.19

Details

L-4818BACK ORDER

Labetalol Impurity 5

CAS #33254-88-5

Mol. formulaC₉H₈ClNO₃

Mol. weight213.62

Details

L-482IN STOCK

Labetalol EP Impurity A HCl (Labetalol USP Related Compound A) (Mixture of Diastereomers)

CAS #2726492-68-6

Mol. formulaC₁₉H₂₃NO₄. HCl

Mol. weight329.40 36.46

Details

L-4820BACK ORDER

Labetalol Impurity 6

CAS #22374-89-6

Mol. formulaC₁₀H₁₅N

Mol. weight149.24

Details

L-4822IN STOCK

Labetalol Impurity 7 HCl

CAS #NA

Mol. formulaC₂₄H₂₄N₂O₃. HCl

Mol. weight388.47 36.46

Details

L-4823BACK ORDER

Labetalol Impurity 8

CAS #4275-43-8

Mol. formulaC₁₅H₁₇N

Mol. weight211.31

Details

L-4824BACK ORDER

Labetalol Impurity 9

CAS #791752-94-8

Mol. formulaC₁₀H₂₁N

Mol. weight155.29

Details

L-4829BACK ORDER

Labetalol Impurity 10

CAS #73866-23-6

Mol. formulaC₉H₈BrNO₃

Mol. weight258.07

Details

L-483IN STOCK

Labetalol EP Impurity B HCl (Mixture of Diastereomers)

CAS #33778-93-7

Mol. formulaC₂₀H₂₅NO₄. HCl

Mol. weight343.43 36.46

Details

L-4830IN STOCK

N-Nitroso Labetalol EP Impurity F (N-Nitroso Labetalol USP Related Compound F (Free Form))

CAS #NA

Mol. formulaC₁₉H₂₁N₃O₄

Mol. weight355.39

Details

L-4831IN STOCK

N-Nitroso Labetalol EP Impurity C

CAS #NA

Mol. formulaC₁₆H₁₇N₃O₄

Mol. weight315.33

Details

L-4832IN STOCK

N-Nitroso Labetalol EP Impurity G

CAS #NA

Mol. formulaC₁₉H₂₂BrN₃O₄

Mol. weight436.31

Details

L-4833IN STOCK

N-Nitroso Labetalol EP Impurity A (N-Nitroso Labetalol USP Related Compound A) ((R,R)-Isomer and Enantiomer)

CAS #NA

Mol. formulaC₁₉H₂₂N₂O₅

Mol. weight358.39

Details

L-4834IN STOCK

N-Nitroso Labetalol EP Impurity A (N-Nitroso Labetalol USP Related Compound A) ((R,S)-Isomer and Enantiomer)

CAS #NA

Mol. formulaC₁₉H₂₂N₂O₅

Mol. weight358.39

Details

L-4835BACK ORDER

N-Nitroso Labetalol EP Impurity A (N-Nitroso Labetalol USP Related Compound A) (Mixture of Diastereomers)

CAS #NA

Mol. formulaC₁₉H₂₂N₂O₅

Mol. weight358.39

Details

L-4836BACK ORDER

Labetalol Impurity 11 Trifluoroacetic Acid Salt

CAS #NA

Mol. formulaC₂₅H₃₄N₂O₈. C₂HF₃O₂

Mol. weight490.55 114.02

Details

L-4837BACK ORDER

Labetalol Impurity 12

CAS #2924103-17-1

Mol. formulaC₉H₇Br₂NO₃

Mol. weight336.97

Details

L-4838BACK ORDER

Labetalol Impurity 13

CAS #NA

Mol. formulaC₂₈H₂₉N₃O₆

Mol. weight503.55

Details

L-486IN STOCK

Labetalol Impurity 1

CAS #30566-92-8

Mol. formulaC₂₃H₂₂N₂O₃

Mol. weight374.44

Details

L-487IN STOCK

Labetalol Impurity 2 (Mixture of Diastereomers)

CAS #3085683-11-7

Mol. formulaC₁₉H₃₀N₂O₃

Mol. weight334.46

Details

L-488IN STOCK

Labetalol EP Impurity A HCl ((R,R)-isomer and enantiomer)

CAS #NA

Mol. formulaC₁₉H₂₃NO₄. HCl

Mol. weight329.40 36.46

Details

L-489IN STOCK

Labetalol EP Impurity A HCl ((R,S)-isomer and enantiomer)

CAS #NA

Mol. formulaC₁₉H₂₃NO₄. HCl

Mol. weight329.40 36.46

Details

L-493BACK ORDER

ent-Lobucavir

CAS #132077-79-3

Mol. formulaC₁₁H₁₅N₅O₃

Mol. weight265.27

Details

L-494BACK ORDER

Lobucavir Impurity 1

CAS #NA

Mol. formulaC₁₁H₁₅N₅O₃

Mol. weight265.27

Details

L-495BACK ORDER

Lobucavir Impurity 2

CAS #129261-93-4

Mol. formulaC₁₁H₁₅N₅O₃

Mol. weight265.27

Details

L-861IN STOCK

Levocarnitine Impurity B (D-Camphoric Acid)

CAS #124-83-4

Mol. formulaC₁₀H₁₆O₄

Mol. weight200.23

Details

L-8610IN STOCK

Levocarnitine Impurity 2 Bromide

CAS #NA

Mol. formulaC₇H₁₄NO₂. Br

Mol. weight144.19 79.90

Details

L-8611BACK ORDER

Levocarnitine Impurity 4

CAS #41363-39-7

Mol. formulaC₇H₇NO₄S

Mol. weight201.20

Details

L-8612BACK ORDER

Levocarnitine Impurity 5

CAS #856632-37-6

Mol. formulaC₆H₈O₄

Mol. weight44.13

Details

L-8613BACK ORDER

Levocarnitine Impurity 6

CAS #6790-41-6

Mol. formulaC₅H₈O

Mol. weight84.12

Details

L-8614BACK ORDER

Levocarnitine Impurity 7

CAS #84367-31-7

Mol. formulaC₄H₆ClNO

Mol. weight119.55

Details

L-8615BACK ORDER

Levocarnitine Impurity 8

CAS #101396-91-2

Mol. formulaC₆H₁₅ClNO. Cl

Mol. weight152.64 35.45

Details

L-8616BACK ORDER

Levocarnitine Impurity 9

CAS #NA

Mol. formulaC₁₂H₁₈O₇

Mol. weight274.27

Details

L-8617IN STOCK

Levocarnitine EP Impurity D Bromide (E-isomer)

CAS #NA

Mol. formulaC₇H₁₅N₂O. Br

Mol. weight143.21 79.90

Details

L-8618IN STOCK

Levocarnitine Impurity 10 Chloride

CAS #34004-36-9

Mol. formulaC₆H₁₆NO₂. Cl

Mol. weight134.20 35.45

Details

L-8619BACK ORDER

Levocarnitine Impurity 11 Iodide

CAS #NA

Mol. formulaC₁₀H₂₂NO₅S. I

Mol. weight268.35 126.90

Details

L-862IN STOCK

Levocarnitine EP Impurity C Chloride

CAS #6490-20-6

Mol. formulaC₇H₁₇N₂O₂. Cl

Mol. weight161.22 35.45

Details

L-8620BACK ORDER

Levocarnitine Impurity 12

CAS #NA

Mol. formulaC₉H₁₉NO₅S

Mol. weight253.31

Details

L-8621BACK ORDER

Levocarnitine Impurity 13

CAS #956469-29-7

Mol. formulaC₄H₅NO

Mol. weight83.09

Details

L-8622BACK ORDER

Levocarnitine Impurity 14

CAS #1314950-25-8

Mol. formulaC₄₆ClNO

Mol. weight119.55

Details

L-8623BACK ORDER

Levocarnitine Impurity 15

CAS #126577-60-4

Mol. formulaC₄H₇NO₂

Mol. weight101.11

Details

L-863BACK ORDER

Levocarnitine EP Impurity D

CAS #NA

Mol. formulaC₇H₁₅N₂O

Mol. weight143.21

Details

L-864INQUIRE FURTHER

Levocarnitine EP Impurity A

CAS #NA

Mol. formulaC₇H₁₃NO₂

Mol. weight143.19

Details

L-866IN STOCK

Levocarnitine Impurity 1

CAS #3084647-13-9

Mol. formulaC₇H₁₅NO₅S

Mol. weight225.26

Details

L-867IN STOCK

Levocarnitine Impurity 2 Chloride

CAS #144205-67-4

Mol. formulaC₇H₁₄NO₂. Cl

Mol. weight144.19 35.45

Details

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