TLC Pharmaceutical Standards — products catalogue

Category index

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

01 — Find your standard

Search by parent drug (API).

Select a letter or parent drug (API) to browse the catalogue.

All A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Parent drug

Showing 2201–2300 of 2555 standards

N-3232IN STOCK

Norfloxacin EP Impurity C Ditrifluoroacetate

CAS #NA

Mol. formulaC₂₀H₂₇N₅O₃. 2 C₂HF₃O₂

Mol. weight385.47 2*114.02

Details

N-3233IN STOCK

Norfloxacin Isopropyl Ester

CAS #1415841-37-0

Mol. formulaC₁₉H₂₄FN₃O₃

Mol. weight361.42

Details

N-3234IN STOCK

Norfloxacin Impurity 16 Trifluoroacetate

CAS #NA

Mol. formulaC₁₆H₁₈FN₃O₃. C₂HF₃O₂

Mol. weight319.34 114.02

Details

N-3235IN STOCK

Norfloxacin Impurity 17

CAS #NA

Mol. formulaC₂₅H₂₈FN₃O₅

Mol. weight469.51

Details

N-3236IN STOCK

Norfloxacin Impurity 18

CAS #NA

Mol. formulaC₂₄H₂₆FN₃O₅

Mol. weight455.49

Details

N-3237IN STOCK

N-Nitroso Norfloxacin

CAS #74011-53-3

Mol. formulaC₁₆H₁₇FN₄O₄

Mol. weight348.33

Details

N-3238BACK ORDER

Norfloxacin Impurity 19

CAS #665022-07-1

Mol. formulaC₇H₃Cl₂FO₂

Mol. weight209.00

Details

N-3239BACK ORDER

Norfloxacin Impurity 20

CAS #1529604-41-8

Mol. formulaC₇H₂Cl₃FO

Mol. weight227.44

Details

N-324IN STOCK

Norfloxacin EP Impurity A (Norfloxacin USP Related Compound A, Pefloxacin EP Impurity F)

CAS #68077-26-9

Mol. formulaC₁₂H₉ClFNO₃

Mol. weight269.66

Details

N-3240BACK ORDER

Norfloxacin Impurity 21

CAS #178813-78-0

Mol. formulaC₇H₃Cl₂FO₂

Mol. weight209.00

Details

N-3241BACK ORDER

Norfloxacin Impurity 22

CAS #1119454-98-6

Mol. formulaC₇H₂Cl₃FO

Mol. weight227.44

Details

N-3242IN STOCK

Norfloxacin EP Impurity E HCl (Norfloxacin USP Related Compound E HCl)

CAS #75001-85-3

Mol. formulaC₁₆H₁₈ClN₃O₃. HCl

Mol. weight335.79 36.46

Details

N-3243BACK ORDER

Norfloxacin Impurity 23

CAS #106847-42-1

Mol. formulaC₁₆H₁₈FN₃O₃

Mol. weight319.34

Details

N-325IN STOCK

Norfloxacin EP Impurity B

CAS #75001-77-3

Mol. formulaC₁₄H₁₆FN₃O₃

Mol. weight293.30

Details

N-326IN STOCK

Norfloxacin EP Impurity C

CAS #177554-64-2

Mol. formulaC₂₀H₂₇N₅O₃

Mol. weight385.47

Details

N-327IN STOCK

Norfloxacin EP Impurity D

CAS #75001-82-0

Mol. formulaC₁₅H₁₈FN₃O

Mol. weight275.33

Details

N-328IN STOCK

Norfloxacin EP Impurity E (Norfloxacin USP Related Compound E)

CAS #75001-78-4

Mol. formulaC₁₆H₁₈ClN₃O₃

Mol. weight335.79

Details

N-329IN STOCK

Norfloxacin EP Impurity F

CAS #67681-84-9

Mol. formulaC₁₆H₁₈ClN₃O₃

Mol. weight335.79

Details

N-331IN STOCK

Naphazoline

CAS #835-31-4

Mol. formulaC₁₄H₁₄N₂

Mol. weight210.28

Details

N-3310IN STOCK

Naphazoline Impurity 2 DiHCl

CAS #NA

Mol. formulaC14H17N3. 2 HCl

Mol. weight227.31 2 36.46

Details

N-3311IN STOCK

Naphazoline Impurity 3 DiHCl

CAS #1639405-29-0

Mol. formulaC₅H₁₄N₄S. 2 HCl

Mol. weight162.26 2 36.46

Details

N-3312IN STOCK

Naphazoline HCl

CAS #550-99-2

Mol. formulaC₁₄H₁₄N₂. HCl

Mol. weight210.28 36.46

Details

N-3313IN STOCK

Naphazoline Impurity 4 HCl

CAS #161983-06-8

Mol. formulaC₁₅H₁₇NO. HCl

Mol. weight227.31 36.46

Details

N-3314IN STOCK

Naphazoline Impurity 5 (Ethylenediamine)

CAS #107-15-3

Mol. formulaC₂H₈N₂

Mol. weight60.10

Details

N-3315IN STOCK

N-Nitroso Naphazoline

CAS #NA

Mol. formulaC₁₄H₁₃N₃O

Mol. weight239.28

Details

N-3316IN STOCK

Naphazoline Impurity 7

CAS #2732277-71-1

Mol. formulaC₅H₆N₂S₂

Mol. weight158.24

Details

N-3317IN STOCK

Naphazoline Impurity 6

CAS #3688-08-2

Mol. formulaC₄H₄N₂S₂

Mol. weight144.21

Details

N-3318BACK ORDER

Naphazoline Impurity 8

CAS #5415-58-7

Mol. formulaC₂₄H₁₈O₃

Mol. weight354.41

Details

N-3319BACK ORDER

Naphazoline Impurity 9

CAS #941-98-0

Mol. formulaC₁₂H₁₀O

Mol. weight170.21

Details

N-332IN STOCK

Naphazoline-d4 HCl

CAS #NA

Mol. formulaC₁₄H₁₀D₄N₂. HCl

Mol. weight214.30 36.46

Details

N-3320BACK ORDER

Naphazoline Impurity 10 (2-Naphthylacetic Acid)

CAS #581-96-4

Mol. formulaC₁₂H₁₀O₂

Mol. weight186.21

Details

N-3321BACK ORDER

Naphazoline Impurity 11 (2-Naphthylacetyl Chloride)

CAS #37859-25-9

Mol. formulaC₁₂H₉ClO

Mol. weight204.65

Details

N-3322IN STOCK

N-Hydroxy Naphazoline

CAS #NA

Mol. formulaC₁₄H₁₄N₂O

Mol. weight226.28

Details

N-333IN STOCK

Naphazoline EP Impurity B (1-Naphthaleneacetic Acid)

CAS #86-87-3

Mol. formulaC₁₂H₁₀O₂

Mol. weight186.21

Details

N-334IN STOCK

Naphazoline EP Impurity D (beta-Naphazoline)

CAS #22126-67-6

Mol. formulaC₁₄H₁₄N₂

Mol. weight210.28

Details

N-335IN STOCK

Naphazoline EP Impurity C (1-Naphthyl Acetonitrile)

CAS #132-75-2

Mol. formulaC₁₂H₉N

Mol. weight167.21

Details

N-336IN STOCK

Naphazoline EP Impurity A (Naphazoline USP Related Compound A)

CAS #36321-43-4

Mol. formulaC₁₄H₁₆N₂O

Mol. weight228.30

Details

N-337IN STOCK

Naphazoline Nitrate

CAS #5144-52-5

Mol. formulaC₁₄H₁₄N₂. HNO₃

Mol. weight210.28 63.01

Details

N-338IN STOCK

Naphazoline EP Impurity A-d4 (Naphazoline USP Related Compound A-d4)

CAS #NA

Mol. formulaC₁₄H₁₂D₄N₂O

Mol. weight232.32

Details

N-339IN STOCK

Naphazoline Impurity 1

CAS #17518-47-7

Mol. formulaC12H11NS

Mol. weight201.29

Details

N-341IN STOCK

Nitrofurantoin

CAS #67-20-9

Mol. formulaC8H6N4O5

Mol. weight238.16

Details

N-3410BACK ORDER

Nitrofurantoin Impurity 5

CAS #NA

Mol. formulaC₆H₁₀ClN₃O₂

Mol. weight191.62

Details

N-3411BACK ORDER

Nitrofurantoin Impurity 6

CAS #NA

Mol. formulaC₆H₉N₃O₂

Mol. weight155.16

Details

N-3412BACK ORDER

Nitrofurantoin-13C-15N3

CAS #NA

Mol. formulaC₇¹³CH₆N₁₅N₃O₅

Mol. weight242.13

Details

N-3413BACK ORDER

N-Nitroso Nitrofurantoin-13C-15N3

CAS #NA

Mol. formulaC₇¹³CH₅N₂¹⁵N₃O₆

Mol. weight271.13

Details

N-3414BACK ORDER

Nitrofurantoin Impurity 7

CAS #98197-23-0

Mol. formulaC₆H₉N₃O₂

Mol. weight155.07

Details

N-3415BACK ORDER

Nitrofurazone-13C-15N2 (Nitrofural-13C-15N2)

CAS #1217220-85-3

Mol. formulaC₅¹³CH₆N₂¹⁵N₂O₄

Mol. weight 201.12

Details

N-3416BACK ORDER

N-Nitroso Nitrofurazone (N-Nitroso Nitrofural)

CAS #NA

Mol. formulaC₆H₅N₅O₅

Mol. weight227.14

Details

N-342IN STOCK

Nitrofurantoin-13C3

CAS #1217226-46-4

Mol. formulaC₅¹³C₃H₆N₄O₅

Mol. weight241.14

Details

N-343IN STOCK

Nitrofurantoin Impurity 1

CAS #NA

Mol. formulaC₇H₇N₃O₅

Mol. weight213.15

Details

N-344IN STOCK

Nitrofurantoin USP Related Compound A

CAS #63981-22-6

Mol. formulaC₈H₈N₄O₆

Mol. weight256.17

Details

N-345IN STOCK

Nitrofurazone (Nitrofural)

CAS #59-87-0

Mol. formulaC6H6N4O4

Mol. weight198.14

Details

N-346IN STOCK

Nitrofurantoin Impurity 2

CAS #NA

Mol. formulaC₈H₆ClN₃O₃

Mol. weight227.60

Details

N-347BACK ORDER

Nitrofurantoin Impurity 3

CAS #1749-92-4

Mol. formulaC₁₀H₈N₄O₇

Mol. weight296.195

Details

N-348BACK ORDER

N-Nitroso Nitrofurantoin

CAS #NA

Mol. formulaC₈H₅N₅O₆

Mol. weight267.16

Details

N-349BACK ORDER

Nitrofurantoin Impurity 4

CAS #NA

Mol. formulaC₆H₁₀ClN₃O₂

Mol. weight191.62

Details

N-351IN STOCK

Nigericin

CAS #28380-24-7

Mol. formulaC₄₀H₆₈O₁₁

Mol. weight724.98

Details

N-361IN STOCK

Nortriptyline HCl (Amitriptyline EP Impurity C HCl)

CAS #894-71-3

Mol. formulaC₁₉H₂₁N. HCl

Mol. weight263.38 36.46

Details

N-3610IN STOCK

trans-10-Hydroxy Nortriptyline

CAS #47132-16-1

Mol. formulaC₁₉H₂₁NO

Mol. weight279.38

Details

N-3611IN STOCK

Nortriptyline EP Impurity G

CAS #16234-88-1

Mol. formulaC₂₂H₂₅NO₂

Mol. weight335.45

Details

N-3612IN STOCK

Nortriptyline Impurity 1 HCl

CAS #1750-07-8

Mol. formulaC₁₉H₂₃N. HCl

Mol. weight265.40 36.46

Details

N-3613BACK ORDER

Nortriptyline Impurity 2

CAS #NA

Mol. formulaC18H16

Mol. weight232.33

Details

N-3614IN STOCK

Nortriptyline Impurity 3 HCl

CAS #NA

Mol. formulaC₃₇H₃₇N. HCl

Mol. weight495.71 36.46

Details

N-3615IN STOCK

Nortriptyline Impurity 3-d3 HCl

CAS #NA

Mol. formulaC₃₇H₃₄ND₃. HCl

Mol. weight498.73 36.46

Details

N-3616IN STOCK

N-Nitroso Nortriptyline (NNORT)

CAS #55855-42-0

Mol. formulaC₁₉H₂₀N₂O

Mol. weight292.38

Details

N-3617IN STOCK

N-Nitroso Nortriptyline-d3 (NNORT-d3)

CAS #NA

Mol. formulaC₁₉H₁₇D₃N₂O

Mol. weight295.40

Details

N-3618BACK ORDER

10-Hydroxy Nortriptyline-13C-d3 (Mixture of Cis and Trans Isomers)

CAS #NA

Mol. formulaC2513CH24D3NO

Mol. weight373.52

Details

N-3619IN STOCK

Nortriptyline EP Impurity J (Amitriptyline N-Oxide)

CAS #4317-14-0

Mol. formulaC₂₀H₂₃NO

Mol. weight293.41

Details

N-362IN STOCK

Nortriptyline-d3 HCl (Amitriptyline EP Impurity C-d3 HCl)

CAS #203784-52-5

Mol. formulaC₁₉H₁₈D₃N. HCl

Mol. weight266.40 36.46

Details

N-3620BACK ORDER

Desmethylnortriptyline

CAS #4444-42-2

Mol. formulaC₁₈H₁₉N

Mol. weight249.36

Details

N-3621IN STOCK

Nortriptyline EP Impurity B HCl (Cyclobenzaprine USP Related Compound B, N-Desmethyl Cyclobenzaprine HCl)

CAS #438-59-5

Mol. formulaC₁₉H₁₉N. HCl

Mol. weight261.37 36.46

Details

N-3622IN STOCK

Nortriptyline EP Impurity B-d3 HCl (Cyclobenzaprine USP Related Compound B-d3, N-Desmethyl Cyclobenzaprine-d3 HCl)

CAS #1784139-98-5

Mol. formulaC₁₉H₁₆D₃N. HCl

Mol. weight264.39 36.46

Details

N-3623IN STOCK

N-Nitroso Nortriptyline EP Impurity B (N-Nitroso Cyclobenzaprine USP Related Compound B (Free Form), N-Nitroso-N-Desmethyl Cyclobenzaprine)

CAS #NA

Mol. formulaC₁₉H₁₈N₂O

Mol. weight290.37

Details

N-3624IN STOCK

N-Formyl Nortriptyline

CAS #76411-61-5

Mol. formulaC₂₀H₂₁NO

Mol. weight291.39

Details

N-3625BACK ORDER

Nortriptyline Impurity 4

CAS #37508-15-9

Mol. formulaC₁₉H₁₉NO

Mol. weight277.37

Details

N-3626BACK ORDER

Nortriptyline Impurity 5

CAS #2939-66-4

Mol. formulaC₁₉H₂₃NO

Mol. weight281.40

Details

N-365IN STOCK

10-Hydroxy Nortriptyline (Mixture of cis and trans Isomers)

CAS #1156-99-6

Mol. formulaC₁₉H₂₁NO

Mol. weight279.38

Details

N-366BACK ORDER

Nortriptyline-D8

CAS #NA

Mol. formulaC19H13ND8

Mol. weight271.43

Details

N-367BACK ORDER

Nortriptyline N-Glucuronide

CAS #NA

Mol. formulaC25H29NO6

Mol. weight439.51

Details

N-368IN STOCK

Nortriptyline EP Impurity H

CAS #24755-73-5

Mol. formulaC₁₈H₁₆

Mol. weight232.33

Details

N-369IN STOCK

cis-10-Hydroxy Nortriptyline

CAS #47132-19-4

Mol. formulaC₁₉H₂₁NO

Mol. weight279.38

Details

N-371IN STOCK

Nefopam HCl

CAS #23327-57-3

Mol. formulaC₁₇H₁₉NO. HCl

Mol. weight253.35 36.46

Details

N-3710INQUIRE FURTHER

N-Hydroxymethyl Nefopam N-Oxide

CAS #N/A

Mol. formulaC17H19NO3

Mol. weight285.35

Details

N-3711BACK ORDER

Nefopam-d3 N-Oxide

CAS #N/A

Mol. formulaC17H16NO2D3

Mol. weight272.36

Details

N-3712IN STOCK

Nefopam N-Glucuronide (Mixture of Diastereomers)

CAS #N/A

Mol. formulaC23H27NO7

Mol. weight429.47

Details

N-3713BACK ORDER

(R)-(-)-Nefopam

CAS #91463-82-0

Mol. formulaC17H19NO

Mol. weight253.35

Details

N-3714BACK ORDER

(S)-(+)-Nefopam

CAS #110011-82-0

Mol. formulaC17H19NO

Mol. weight253.35

Details

N-3715IN STOCK

Nefopam Impurity 1

CAS #13831-42-0

Mol. formulaC₁₇H₂₁NO

Mol. weight255.36

Details

N-3716IN STOCK

Nefopam Impurity 2

CAS #60725-36-2

Mol. formulaC₁₇H₂₁NO₂

Mol. weight271.36

Details

N-3717BACK ORDER

Nefopam Impurity 3

CAS #108941-80-6

Mol. formulaC₁₆H₁₅NO₃

Mol. weight269.30

Details

N-3718BACK ORDER

Nefopam Impurity 4

CAS #32557-55-4

Mol. formulaC₁₅H₁₃NO₂

Mol. weight239.27

Details

N-3719BACK ORDER

Nefopam Impurity 5

CAS #918306-38-4

Mol. formulaC₁₁H₁₃NO₄

Mol. weight223.23

Details

N-372IN STOCK

trans-Nefopam N-Oxide ((1S,5S)/(1R,5R))

CAS #66091-32-5

Mol. formulaC₁₇H₁₉NO₂

Mol. weight269.35

Details

N-3720IN STOCK

Nefopam Impurity 6

CAS #24833-47-4

Mol. formulaC₁₇H₁₇NO₃

Mol. weight283.33

Details

N-3721IN STOCK

Nefopam Impurity 7 HCl

CAS #79931-01-4

Mol. formulaC₁₇H₁₉NO₂. HCl

Mol. weight269.34 36.46

Details

N-3722BACK ORDER

Nefopam Impurity 8

CAS #NA

Mol. formulaC₁₇H₁₉NO₃

Mol. weight285.34

Details

N-3723BACK ORDER

Nefopam Impurity 9

CAS #15496-39-6

Mol. formulaC₁₅H₁₇NO

Mol. weight227.31

Details

N-3724BACK ORDER

Nefopam Impurity 10 HCl

CAS #NA

Mol. formulaC₁₆H₁₉NO₂. HCl

Mol. weight257.33 36.46

Details

N-3725BACK ORDER

Nefopam Impurity 11

CAS #NA

Mol. formulaC₁₇H₁₇NO₂

Mol. weight267.33

Details

N-3726BACK ORDER

N-Nitroso N-Desmethyl Nefopam

CAS #NA

Mol. formulaC₁₆H₁₆N₂O₂

Mol. weight268.32

Details

Can’t find what you are looking for?

Custom synthesis is our core capability. Send us the structure or CAS number and we’ll respond with feasibility, lead time and pricing.

Request custom synthesis