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 22501–22600 of 45671 standards · Impurities

L-0374BACK ORDER

Lansoprazole Impurity 36

CAS #NA

Mol. formulaC₁₃H₉N₃O₂

Mol. weight239.23

Details

L-0375INQUIRE FURTHER

Lansoprazole Impurity 37

CAS #NA

Mol. formulaC₁₆H₁₁F₃N₃OS+

Mol. weight350.34

Details

L-0376BACK ORDER

Lansoprazole Impurity 48

CAS #27231-33-0

Mol. formulaC₈H₈N₂S

Mol. weight164.23

Details

L-0377IN STOCK

Lansoprazole Impurity 38 DiHCl

CAS #NA

Mol. formulaC₁₄H₁₃N₃OS. 2 HCl

Mol. weight271.34 2*36.46

Details

L-0378BACK ORDER

Lansoprazole Impurity 49

CAS #64948-90-9

Mol. formulaC₁₄H₁₃N₃S

Mol. weight255.34

Details

L-0379BACK ORDER

N-Nitroso Lansoprazole EP Impurity B (N-Nitroso Lansoprazole USP Related Compound A, N-Nitroso Lansoprazole Sulfone)

CAS #NA

Mol. formulaC₁₆H₁₃F₃N₄O₄S

Mol. weight414.36

Details

L-0380IN STOCK

Lansoprazole Impurity 50

CAS #152402-98-7

Mol. formulaC₁₄H₁₂N₄O₂S

Mol. weight300.34

Details

L-0381BACK ORDER

Lansoprazole Impurity 51

CAS #166521-98-8

Mol. formulaC₉H₁₀N₂O₄

Mol. weight210.19

Details

L-0385BACK ORDER

(R)-5-Hydroxy Lansoprazole (5-Hydroxy Dexlansoprazole)

CAS #220609-28-9

Mol. formulaC₁₆H₁₄F₃N₃O₃S

Mol. weight385.36

Details

L-0386BACK ORDER

(S)-5-Hydroxy Lansoprazole (5-Hydroxy Dexlansoprazole)

CAS #220609-30-3

Mol. formulaC₁₆H₁₄F₃N₃O₃S

Mol. weight385.36

Details

L-0389INQUIRE FURTHER

Lansoprazole Impurity 54

CAS #NA

Mol. formulaC₃₂H₂₄F₆N₆O₂S

Mol. weight670.63

Details

L-039IN STOCK

Lansoprazole EP Impurity A (Lansoprazole N-Oxide)

CAS #213476-12-1

Mol. formulaC₁₆H₁₄F₃N₃O₃S

Mol. weight385.36

Details

L-0410IN STOCK

Leflunomide EP Impurity F

CAS #1403564-06-6

Mol. formulaC₁₂H₉F₃N₂O₂

Mol. weight270.21

Details

L-0411IN STOCK

Leflunomide EP Impurity G

CAS #724429-16-7

Mol. formulaC₁₂H₁₂N₂O₂

Mol. weight216.24

Details

L-0412IN STOCK

Leflunomide EP Impurity H (Teriflunomide EP Impurity B, Teriflunomide USP Related Compound B)

CAS #24522-30-3

Mol. formulaC₁₀H₇F₃N₂O

Mol. weight228.17

Details

L-0417BACK ORDER

Leflunomide Impurity 1

CAS #202057-74-7

Mol. formulaC12H9N3O2

Mol. weight227.22

Details

L-0418BACK ORDER

Leflunomide Impurity 2

CAS #827029-20-9

Mol. formulaC10H8F3NO3

Mol. weight247.17

Details

L-0419IN STOCK

Leflunomide Impurity 3

CAS #62004-05-1

Mol. formulaC₁₂H₉F₃N₂O₂

Mol. weight270.21

Details

L-0420BACK ORDER

Leflunomide Impurity 4

CAS #NA

Mol. formulaC9H7F3N2O2

Mol. weight232.16

Details

L-0421BACK ORDER

Leflunomide Impurity 5

CAS #NA

Mol. formulaC10H7F3N2O2

Mol. weight244.17

Details

L-0422BACK ORDER

Leflunomide Impurity 6

CAS #17153-20-7

Mol. formulaC5H5NO3

Mol. weight127.10

Details

L-0423BACK ORDER

Leflunomide Impurity 7

CAS #88511-40-4

Mol. formulaC₅H₅NO₃

Mol. weight127.10

Details

L-0424BACK ORDER

Leflunomide Impurity 8

CAS #145208-39-5

Mol. formulaC₁₄H₁₄F₃NO₄

Mol. weight317.26

Details

L-0425BACK ORDER

Leflunomide Impurity 9

CAS #NA

Mol. formulaC₁₂H₁₀F₃NO₄

Mol. weight289.21

Details

L-0426BACK ORDER

Leflunomide Impurity 10

CAS #NA

Mol. formulaC₁₉H₂₆F₃NO₁₀

Mol. weight485.41

Details

L-0427BACK ORDER

Leflunomide Impurity 11

CAS #NA

Mol. formulaC₁₉H₂₆F₃NO₁₀

Mol. weight485.41

Details

L-0428BACK ORDER

Leflunomide Impurity 12

CAS #67305-24-2

Mol. formulaC₅H₄ClNO₂

Mol. weight145.54

Details

L-0429BACK ORDER

Leflunomide Impurity 13

CAS #88-17-5

Mol. formulaC₇H₆F₃N

Mol. weight161.13

Details

L-043IN STOCK

Leflunomide EP Impurity B (Leflunomide USP Related Compound B, Teriflunomide)

CAS #163451-81-8

Mol. formulaC₁₂H₉F₃N₂O₂

Mol. weight270.21

Details

L-0431BACK ORDER

N-Nitroso Leflunomide EP Impurity G

CAS #NA

Mol. formulaC₁₂H₁₁N₃O₃

Mol. weight245.24

Details

L-0432BACK ORDER

Leflunomide Impurity 14

CAS #100047-54-9

Mol. formulaC₆H₇NO₃

Mol. weight141.13

Details

L-0433INQUIRE FURTHER

Leflunomide Impurity 15

CAS #171171-44-1

Mol. formulaC₈H₆F₃NO₂

Mol. weight205.14

Details

L-044IN STOCK

Leflunomide EP Impurity B-d4 (Leflunomide USP Related Compound B-d4, Teriflunomide-d4)

CAS #NA

Mol. formulaC₁₂H₅D₄F₃N₂O₂

Mol. weight274.24

Details

L-045IN STOCK

Leflunomide EP Impurity E

CAS #208401-20-1

Mol. formulaC₁₂H₉F₃N₂O₂

Mol. weight270.21

Details

L-047IN STOCK

Leflunomide EP Impurity C (Leflunomide USP Related Compound C)

CAS #61643-23-0

Mol. formulaC₁₂H₉F₃N₂O₂

Mol. weight270.21

Details

L-048BACK ORDER

Leflunomide EP Impurity A

CAS #455-14-1

Mol. formulaC₇H₆F₃N

Mol. weight161.13

Details

L-049IN STOCK

Leflunomide EP Impurity D

CAS #42831-50-5

Mol. formulaC₅H₅NO₃

Mol. weight127.10

Details

L-0510IN STOCK

(R)-Levetiracetam EP Impurity A

CAS #103833-72-3

Mol. formulaC₈H₁₃NO₃

Mol. weight171.20

Details

L-0511IN STOCK

Levetiracetam Impurity 6

CAS #1844123-52-9

Mol. formulaC₈H₁₇N₃O₂

Mol. weight187.24

Details

L-0512IN STOCK

Levetiracetam Impurity 7

CAS #1867585-44-1

Mol. formulaC₈H₁₇N₃O₂

Mol. weight187.24

Details

L-0513BACK ORDER

Levetiracetam Impurity 8

CAS #NA

Mol. formulaC12H20Cl2N2O3

Mol. weight311.20

Details

L-0514BACK ORDER

Levetiracetam Impurity 9

CAS #NA

Mol. formulaC8H17N3O2

Mol. weight187.24

Details

L-0515BACK ORDER

Levetiracetam Impurity 10

CAS #NA

Mol. formulaC8H17N3O2

Mol. weight187.24

Details

L-0516BACK ORDER

Levetiracetam Impurity 11

CAS #1933471-30-7

Mol. formulaC8H14N2O3

Mol. weight186.21

Details

L-0517BACK ORDER

Levetiracetam Impurity 12

CAS #NA

Mol. formulaC8H14N2O4

Mol. weight202.21

Details

L-0518BACK ORDER

Levetiracetam Impurity 13

CAS #NA

Mol. formulaC8H13NO5

Mol. weight203.19

Details

L-0519BACK ORDER

Levetiracetam Impurity 14

CAS #NA

Mol. formulaC20H38N2O5

Mol. weight386.53

Details

L-0520BACK ORDER

Levetiracetam Impurity 15

CAS #NA

Mol. formulaC15H30N4O3

Mol. weight314.43

Details

L-0521BACK ORDER

Levetiracetam Impurity 16

CAS #NA

Mol. formulaC18H33BrN2O4

Mol. weight421.38

Details

L-0523IN STOCK

Levetiracetam Impurity 18

CAS #79194-54-0

Mol. formulaC₄H₅Cl₃O

Mol. weight175.43

Details

L-0524IN STOCK

Levetiracetam Impurity 19

CAS #1868118-63-1

Mol. formulaC₈H₁₆N₂O₃

Mol. weight188.23

Details

L-0525IN STOCK

Levetiracetam Impurity 21

CAS #1847568-87-9

Mol. formulaC₈H₁₆N₂O₃

Mol. weight188.23

Details

L-0526BACK ORDER

Levetiracetam Impurity 22

CAS #NA

Mol. formulaC₁₁H₁₇NO₅

Mol. weight243.26

Details

L-0527BACK ORDER

Levetiracetam Impurity 23

CAS #NA

Mol. formulaC₁₆H₂₄N₂O₅

Mol. weight324.38

Details

L-0528BACK ORDER

Levetiracetam Impurity 24

CAS #NA

Mol. formulaC₈H₁₀N₂O₃

Mol. weight182.18

Details

L-0529BACK ORDER

Levetiracetam Impurity 25 HCl

CAS #429673-89-2

Mol. formulaC₈H₁₆N₂O₃. HCl

Mol. weight188.23 36.46

Details

L-053IN STOCK

(S)-Levetiracetam EP Impurity A

CAS #102849-49-0

Mol. formulaC₈H₁₃NO₃

Mol. weight171.20

Details

L-0530BACK ORDER

Levetiracetam Impurity 26 HCl

CAS #NA

Mol. formulaC₈H₁₆N₂O₃. HCl

Mol. weight188.23 36.46

Details

L-0531BACK ORDER

Levetiracetam Impurity 27 HCl

CAS #1342566-28-2

Mol. formulaC₈H₁₆N₂O₃. HCl

Mol. weight188.23 36.46

Details

L-0532BACK ORDER

Levetiracetam Impurity 28

CAS #2245069-23-0

Mol. formulaC₈H₁₃ClN₂O₂

Mol. weight204.65

Details

L-0533BACK ORDER

Levetiracetam Impurity 29 Disodium Salt

CAS #NA

Mol. formulaC₈H₁₃NO₄. 2Na

Mol. weight187.20 2*22.99

Details

L-0534IN STOCK

Levetiracetam EP Impurity E ((R)-alfa-Methylbenzylamine)

CAS #3886-69-9

Mol. formulaC₈H₁₁N

Mol. weight121.18

Details

L-0535BACK ORDER

Levetiracetam Impurity 30

CAS #533-68-6

Mol. formulaC₆H₁₁BrO₂

Mol. weight195.06

Details

L-0536BACK ORDER

Levetiracetam Impurity 31

CAS #18017-35-1

Mol. formulaC₄H₆Cl₂O₂

Mol. weight156.99

Details

L-0537BACK ORDER

Levetiracetam Impurity 32

CAS #2259329-89-8

Mol. formulaC₈H₁₄Cl₂N₂O₂

Mol. weight241.11

Details

L-0538BACK ORDER

Levetiracetam Impurity 33 HCl

CAS #55410-21-4

Mol. formulaC₆H₁₃NO₂. HCl

Mol. weight131.18 36.46

Details

L-054IN STOCK

Levetiracetam EP Impurity B

CAS #358629-47-7

Mol. formulaC₈H₁₂N₂O₂

Mol. weight168.20

Details

L-0540BACK ORDER

N-Nitroso Levetiracetam Impurity 19

CAS #NA

Mol. formulaC₈H₁₅N₃O₄

Mol. weight217.23

Details

L-0541BACK ORDER

Levetiracetam Impurity 34

CAS #NA

Mol. formulaC₈H₁₂N₂O₃

Mol. weight184.20

Details

L-0542IN STOCK

ent-Levetiracetam USP Related Compound A

CAS #103765-04-4

Mol. formulaC₈H₁₅ClN₂O₂

Mol. weight206.67

Details

L-0543BACK ORDER

Levetiracetam Impurity 35

CAS #NA

Mol. formulaC₁₁H₂₀N₂O₄

Mol. weight 244.29

Details

L-0544BACK ORDER

Levetiracetam Impurity 36

CAS #NA

Mol. formulaC₈H₁₅N₃O₂

Mol. weight185.23

Details

L-055IN STOCK

Levetiracetam EP Impurity C

CAS #72762-00-6

Mol. formulaC₅H₅NO

Mol. weight95.10

Details

L-056IN STOCK

Levetiracetam EP Impurity D ((R)-Levetiracetam)

CAS #103765-01-1

Mol. formulaC₈H₁₄N₂O₂

Mol. weight170.21

Details

L-057IN STOCK

Levetiracetam EP Impurity G HCl (Levetiracetam USP Related Compound B)

CAS #7682-20-4

Mol. formulaC₄H₁₀N₂O. HCl

Mol. weight102.14 36.46

Details

L-059IN STOCK

Levetiracetam EP Impurity A

CAS #67118-31-4

Mol. formulaC₈H₁₃NO₃

Mol. weight171.20

Details

L-0610IN STOCK

Lidocaine EP Impurity F HCl

CAS #857170-72-0

Mol. formulaC₁₄H₂₂N₂O. HCl

Mol. weight234.34 36.46

Details

L-0611IN STOCK

Lidocaine EP Impurity G

CAS #42459-30-3

Mol. formulaC₁₃H₂₀N₂O

Mol. weight220.32

Details

L-0612IN STOCK

Lidocaine Hydrochloride Monohydrate EP Impurity K HCl

CAS #50295-20-0

Mol. formulaC₁₃H₂₀N₂O. HCl

Mol. weight220.32 36.46

Details

L-0615IN STOCK

Lidocaine EP Impurity A (Bupivacaine EP Impurity F, Ropivacaine EP Impurity H)

CAS #87-62-7

Mol. formulaC₈H₁₁N

Mol. weight121.18

Details

L-0616IN STOCK

Lidocaine EP Impurity C

CAS #2198-53-0

Mol. formulaC₁₀H₁₃NO

Mol. weight163.22

Details

L-0618IN STOCK

Lidocaine EP Impurity H (Lidocaine USP Related Compound H)

CAS #1131-01-7

Mol. formulaC₁₀H₁₂ClNO

Mol. weight197.66

Details

L-0619IN STOCK

Lidocaine EP Impurity I HCl

CAS #17289-54-2

Mol. formulaC₁₄H₂₂N₂O. HCl

Mol. weight234.34 36.46

Details

L-062IN STOCK

Lidocaine EP Impurity D HCl

CAS #7729-94-4

Mol. formulaC₁₂H₁₈N₂O. HCl

Mol. weight206.29 36.46

Details

L-0620IN STOCK

Lidocaine EP Impurity J HCl

CAS #1012864-23-1

Mol. formulaC₁₄H₂₂N₂O. HCl

Mol. weight234.34 36.46

Details

L-0621IN STOCK

Lidocaine Impurity 1

CAS #NA

Mol. formulaC₁₁H₂₃N₃O₂

Mol. weight229.32

Details

L-0622IN STOCK

Lidocaine Impurity 2

CAS #1596965-85-3

Mol. formulaC₁₁H₂₃N₃O₂

Mol. weight229.32

Details

L-0623IN STOCK

Lidocaine Impurity 3 DiHCl

CAS #NA

Mol. formulaC₁₄H₁₉N₃. 2 HCl

Mol. weight229.33 2*36.46

Details

L-0625IN STOCK

Lidocaine Impurity 12

CAS #39084-88-3

Mol. formulaC₁₀H₁₁Cl₂NO

Mol. weight232.10

Details

L-0626IN STOCK

Lidocaine Impurity 13

CAS #113225-33-5

Mol. formulaC₁₄H₁₈N₂O

Mol. weight230.31

Details

L-0627IN STOCK

Lidocaine EP Impurity D

CAS #7728-40-7

Mol. formulaC₁₂H₁₈N₂O

Mol. weight206.29

Details

L-063IN STOCK

Lidocaine EP Impurity D-d6 HCl

CAS #1216698-89-3 (free base)

Mol. formulaC12H12N2OD6. HCl

Mol. weight212.33 36.46

Details

L-0630BACK ORDER

Lidocaine Impurity 4

CAS #219500-63-7

Mol. formulaC10H13NS2

Mol. weight211.34

Details

L-0631IN STOCK

Lidocaine Impurity 5

CAS #2903-48-2

Mol. formulaC₁₀H₁₁NO₃

Mol. weight193.20

Details

L-0632IN STOCK

Lidocaine Impurity 5-d6

CAS #2903-48-2 (non-labelled)

Mol. formulaC10H5D6NO3

Mol. weight199.24

Details

L-0633IN STOCK

Lidocaine EP Impurity D-d6

CAS #1216698-89-3

Mol. formulaC12H12D6N2O

Mol. weight212.33

Details

L-0634IN STOCK

Lidocaine Impurity 6 HCl

CAS #857170-05-9

Mol. formulaC₁₄H₂₂N₂O. HCl

Mol. weight234.34 36.46

Details

L-0635IN STOCK

Lidocaine Impurity 7 HCl

CAS #77966-82-6

Mol. formulaC₁₄H₂₂N₂O. HCl

Mol. weight234.34 36.46

Details

L-0636BACK ORDER

Lidocaine Impurity 8

CAS #2315-36-8

Mol. formulaC6H12ClNO

Mol. weight149.62

Details

L-0637IN STOCK

Lidocaine Impurity 9

CAS #1606-01-5

Mol. formulaC₆H₁₃NO₂

Mol. weight131.18

Details

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