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 21001–21100 of 45673 standards · Impurities

I-070083BACK ORDER

Isavuconazole Impurity 79 HCl

CAS #NA

Mol. formulaC₃₅H₃₅F₂N₈O₅S. Cl. HCl

Mol. weight717.77 35.45 36.46

Details

I-070084BACK ORDER

Isavuconazole Impurity 80 HCl

CAS #NA

Mol. formulaC₃₅H₃₅F₂N₈O₅S.. Cl. HCl

Mol. weight717.77 35.45 36.46

Details

I-070085BACK ORDER

Isavuconazole Impurity 81

CAS #NA

Mol. formulaC₃₂H₃₁Cl₂F₂N₇O₄S

Mol. weight718.60

Details

I-070086BACK ORDER

Isavuconazole Impurity 82

CAS #483340-19-8

Mol. formulaC₁₃H₁₃F₂N₃O₃

Mol. weight297.26

Details

I-070087BACK ORDER

Isavuconazole Impurity 83

CAS #3088944-42-4

Mol. formulaC₁₃H₁₄F₂N₄O₂

Mol. weight296.28

Details

I-071002IN STOCK

Imazethapyr Impurity (Diethyl 5-ethylpyridine-2,3-dicarboxylate)

CAS #105151-39-1

Mol. formulaC₁₃H₁₇NO₄

Mol. weight251.28

Details

I-071004BACK ORDER

Imazethapyr Impurity 1

CAS #NA

Mol. formulaC16H21N3O3

Mol. weight303.36

Details

I-071005BACK ORDER

Imazethapyr Impurity 2

CAS #NA

Mol. formulaC16H21N3O3

Mol. weight303.36

Details

I-071006BACK ORDER

Imazethapyr Impurity 3

CAS #NA

Mol. formulaC14H17N3O3

Mol. weight275.31

Details

I-071007BACK ORDER

Imazethapyr Impurity 4

CAS #NA

Mol. formulaC15H19N3O3

Mol. weight289.34

Details

I-071008BACK ORDER

Imazethapyr Impurity 5

CAS #NA

Mol. formulaC13H15N3O3

Mol. weight261.28

Details

I-071009BACK ORDER

Imazethapyr Impurity 6

CAS #NA

Mol. formulaC14H19N3O

Mol. weight245.33

Details

I-071010BACK ORDER

Imazethapyr Impurity 7

CAS #NA

Mol. formulaC16H21N3O3

Mol. weight303.36

Details

I-071011BACK ORDER

Imazethapyr Impurity 16

CAS #NA

Mol. formulaC14H19N3O

Mol. weight245.33

Details

I-071012BACK ORDER

Imazethapyr Impurity 8

CAS #NA

Mol. formulaC14H19N3O

Mol. weight245.33

Details

I-071013BACK ORDER

Imazethapyr Impurity 9

CAS #102268-15-5

Mol. formulaC9H9NO4

Mol. weight195.18

Details

I-071014BACK ORDER

Imazethapyr Impurity 10

CAS #NA

Mol. formulaC15H19N3O3

Mol. weight289.34

Details

I-071015BACK ORDER

Imazethapyr Impurity 11

CAS #NA

Mol. formulaC9H9NO2

Mol. weight163.18

Details

I-071016BACK ORDER

Imazethapyr Impurity 12

CAS #NA

Mol. formulaC14H15N3O5

Mol. weight305.29

Details

I-071017BACK ORDER

Imazethapyr Impurity 13

CAS #NA

Mol. formulaC15H19N3O4

Mol. weight305.34

Details

I-071018BACK ORDER

Imazethapyr Impurity 14

CAS #102771-62-0

Mol. formulaC13H15N3O4

Mol. weight277.28

Details

I-071019BACK ORDER

Imazethapyr Impurity 15

CAS #NA

Mol. formulaC15H17N3O4

Mol. weight303.32

Details

I-071021BACK ORDER

Imazethapyr Impurity 17

CAS #154519-94-5

Mol. formulaC₂₁H₂₉N₃O₉

Mol. weight467.48

Details

I-073002IN STOCK

Indigo Carmine Impurity 1 Sodium Salt

CAS #27414-69-3

Mol. formulaC₁₆H₉N₂O₅S. Na

Mol. weight341.32 22.99

Details

I-074002BACK ORDER

Ipragliflozin Impurity 1

CAS #N/A

Mol. formulaC21H21FO5S

Mol. weight404.46

Details

I-074003IN STOCK

Ipragliflozin Impurity 2

CAS #2602662-34-8

Mol. formulaC₂₁H₂₁FO₅S

Mol. weight404.45

Details

I-074007BACK ORDER

Ipragliflozin Impurity 3

CAS #1922933-61-6

Mol. formulaC₂₁H₂₁FO₆S

Mol. weight420.45

Details

I-074008BACK ORDER

Ipragliflozin Impurity 4

CAS #NA

Mol. formulaC₂₁H₂₃FO₆S

Mol. weight422.47

Details

I-074009BACK ORDER

Ipragliflozin Impurity 5

CAS #NA

Mol. formulaC₂₁H₂₁FO₇S

Mol. weight436.45

Details

I-074010IN STOCK

Ipragliflozin Impurity 6 Trifluoroacetate

CAS #NA

Mol. formulaC₂₆H₂₈FNO₆S. C₂HF₃O₂

Mol. weight501.57 114.02

Details

I-077002IN STOCK

Ivermectin EP Impurity D

CAS #102190-55-6

Mol. formulaC₄₈H₇₂O₁₅

Mol. weight889.09

Details

I-077003IN STOCK

Ivermectin EP Impurity G

CAS #73162-95-5

Mol. formulaC₃₄H₅₀O₈

Mol. weight586.77

Details

I-077004IN STOCK

Ivermectin EP Impurity H (Ivermectin B1 Monosaccharide)

CAS #71837-27-9

Mol. formulaC₄₁H₆₂O₁₁

Mol. weight730.94

Details

I-077005IN STOCK

Ivermectin EP Impurity I (4S-Isomer)

CAS #1135339-49-9

Mol. formulaC₄₈H₇₄O₁₄

Mol. weight875.11

Details

I-077006IN STOCK

Ivermectin EP Impurity K

CAS #74567-01-4

Mol. formulaC₄₈H₇₆O₁₄

Mol. weight877.13

Details

I-077009IN STOCK

Ivermectin EP Impurity C (Avermectin B2a)

CAS #65195-57-5

Mol. formulaC₄₈H₇₄O₁₅

Mol. weight891.11

Details

I-077010INQUIRE FURTHER

Ivermectin Impurity J

CAS #NA

Mol. formulaC47H72O14

Mol. weight861.09

Details

I-077011INQUIRE FURTHER

Ivermectin EP Impurity E

CAS #NA

Mol. formulaC49H76O14

Mol. weight889.13

Details

I-077012INQUIRE FURTHER

Ivermectin EP Impurity F

CAS #NA

Mol. formulaC₄₈H₇₄O₁₄

Mol. weight875.11

Details

I-077014INQUIRE FURTHER

Ivermectin Impurity 1

CAS #NA

Mol. formulaC49H76O15

Mol. weight905.13

Details

I-077015BACK ORDER

Ivermectin Impurity 2

CAS #2962875-15-4

Mol. formulaC₄₈H₇₄O₁₆

Mol. weight907.10

Details

I-077017BACK ORDER

3"-O-Demethyl Ivermectin

CAS #92137-95-6

Mol. formulaC₄₇H₇₂O₁₄. C₄₆H₇₀O₁₄

Mol. weight861.08 847.05

Details

I-077019IN STOCK

Ivermectin B1b

CAS #70209-81-3

Mol. formulaC₄₇H₇₂O₁₄

Mol. weight861.08

Details

I-077021IN STOCK

Ivermectin EP Impurity K ((4RS, 5RS)-Isomer)

CAS #NA

Mol. formulaC₄₈H₇₆O₁₄

Mol. weight877.12

Details

I-077022IN STOCK

Ivermectin EP Impurity K ((2RS,4S) Isomer))

CAS #NA

Mol. formulaC₄₈H₇₆O₁₄

Mol. weight877.12

Details

I-077026BACK ORDER

Ivermectin Impurity 3

CAS #94837-49-7

Mol. formulaC₄₈H₇₅O₁₇P

Mol. weight955.08

Details

I-077027INQUIRE FURTHER

Ivermectin Impurity 4

CAS #207747-83-9

Mol. formulaC₄₇H₇₂O₁₅

Mol. weight877.08

Details

I-077030INQUIRE FURTHER

Ivermectin Impurity 5

CAS #NA

Mol. formulaC₄₈H₇₄O₁₄

Mol. weight875.11

Details

I-078052BACK ORDER

5-Bromo-2-methoxy-1-methyl-1H-Imidazole

CAS #1542686-78-1

Mol. formulaC₅H₇BrN₂O

Mol. weight191.03

Details

I-078056BACK ORDER

1-(1-ethoxy-ethyl)-1H-Imidazole

CAS #NA

Mol. formulaC₇H₁₂N₂O

Mol. weight140.19

Details

I-078057BACK ORDER

Imidazole Impurity 1

CAS #NA

Mol. formulaC₇H₉N₃O₃

Mol. weight183.17

Details

I-078058BACK ORDER

Imidazole Impurity 2

CAS #NA

Mol. formulaC₇H₉N₃O₃

Mol. weight 183.17

Details

I-078064BACK ORDER

Imidazole Impurity 12

CAS #1451085-94-1

Mol. formulaC₁₃H₁₀BrN₃O₄

Mol. weight352.14

Details

I-078065BACK ORDER

Imidazole Impurity 13

CAS #1451089-42-1

Mol. formulaC₁₄H₁₃BrN₄O₃

Mol. weight365.19

Details

I-078066BACK ORDER

Imidazole Impurity 14

CAS #1451079-18-7

Mol. formulaC₂₂H₂₁N₅O₅

Mol. weight435.44

Details

I-078068BACK ORDER

Imidazole Impurity 15

CAS #16230-87-8

Mol. formulaC₆H₇N₃O₄

Mol. weight185.14

Details

I-080003BACK ORDER

Icariin Impurity 1 (Icariside I)

CAS #56725-99-6

Mol. formulaC₂₇H₃₀O₁₁

Mol. weight530.52

Details

I-080004BACK ORDER

Icariin Impurity 2 (Icariside II)

CAS #113558-15-9

Mol. formulaC₂₇H₃₀O₁₀

Mol. weight514.52

Details

I-080005BACK ORDER

Icariin Impurity 3(Icaritin)

CAS #118525-40-9

Mol. formulaC₂₁H₂₀O₆

Mol. weight368.38

Details

I-080006BACK ORDER

Icariin Impurity 4

CAS #521-45-9

Mol. formulaC₂₁H₂₂O₇

Mol. weight386.4

Details

I-080007BACK ORDER

Icariin Impurity 5 (Desmethyl Icaritin)

CAS #28610-31-3

Mol. formulaC₂₀H₁₈O₆

Mol. weight354.35

Details

I-080008BACK ORDER

Icariin Impurity 6

CAS #NA

Mol. formulaC₂₁H₂₀O₇

Mol. weight384.38

Details

I-080009BACK ORDER

Icariin Impurity 7

CAS #1204142-68-6

Mol. formulaC₂₁H₂₀O₇

Mol. weight384.38

Details

I-080010BACK ORDER

Icariin Impurity 8

CAS #143724-75-8

Mol. formulaC₂₀H₁₈O₇

Mol. weight370.35

Details

I-080011BACK ORDER

Icariin Impurity 9

CAS #161068-53-7

Mol. formulaC₂₅H₂₆O₆

Mol. weight422.47

Details

I-080012BACK ORDER

Icariin Impurity 10

CAS #13620-31-0

Mol. formulaC₉H₉NO

Mol. weight147.18

Details

I-080013BACK ORDER

Icariin Impurity 11

CAS #1039461-22-7

Mol. formulaC₂₃H₁₈O₆

Mol. weight390.39

Details

I-080014BACK ORDER

Icariin Impurity 12

CAS #2136637-47-1

Mol. formulaC₃₀H₂₄O₆

Mol. weight480.52

Details

I-080015BACK ORDER

Icariin Impurity 13

CAS #2136637-48-2

Mol. formulaC₃₅H₃₂O₆

Mol. weight548.64

Details

I-080016BACK ORDER

Icariin Impurity 14

CAS #NA

Mol. formulaC₃₅H₃₂O₆

Mol. weight548.64

Details

I-080017BACK ORDER

Icariin Impurity 15

CAS #322405-72-1

Mol. formulaC₁₅H₁₄O₅

Mol. weight274.27

Details

I-0810IN STOCK

Isradipine EP Impurity C

CAS #75695-84-0

Mol. formulaC₁₇H₁₇N₃O₅

Mol. weight343.34

Details

I-0811IN STOCK

Isradipine EP Impurity E (Z-isomer)

CAS #NA

Mol. formulaC₂₆H₂₃N₅O₆

Mol. weight501.50

Details

I-0812IN STOCK

Isradipine EP Impurity B

CAS #1352916-15-4

Mol. formulaC₂₁H₂₅N₃O₅

Mol. weight399.45

Details

I-0814IN STOCK

Isradipine Impurity 1

CAS #103232-74-2

Mol. formulaC₁₆H₁₅N₃O₅

Mol. weight329.31

Details

I-0816IN STOCK

Isradipine EP Impurity E (E-Isomer)

CAS #NA

Mol. formulaC₂₆H₂₃N₅O₆

Mol. weight501.50

Details

I-0817IN STOCK

Isradipine EP Impurity E

CAS #2747938-19-6

Mol. formulaC₂₆H₂₃N₅O₆

Mol. weight501.50

Details

I-082004BACK ORDER

Isoflupredone Impurity 1

CAS #3868-89-1

Mol. formulaC₁₉H₂₃FO₃

Mol. weight318.39

Details

I-084006IN STOCK

Idelalisib Impurity 1

CAS #1417456-04-2

Mol. formulaC13H11FN2O

Mol. weight230.24

Details

I-084007BACK ORDER

Idelalisib Impurity 2

CAS #NA

Mol. formulaC22H19N7O

Mol. weight397.44

Details

I-084008BACK ORDER

Idelalisib Impurity 3

CAS #NA

Mol. formulaC22H18FN7O

Mol. weight415.43

Details

I-084009BACK ORDER

Idelalisib Impurity 4

CAS #NA

Mol. formulaC39H33FN10O2

Mol. weight692.76

Details

I-084010IN STOCK

Idelalisib Impurity 5

CAS #870281-86-0

Mol. formulaC17H16FN3O

Mol. weight297.33

Details

I-084011IN STOCK

Idelalisib Impurity 6

CAS #NA

Mol. formulaC22H20FN7O2

Mol. weight433.45

Details

I-084012IN STOCK

Idelalisib Impurity 7

CAS #2118246-54-9

Mol. formulaC₁₇H₁₈FN₃O₂

Mol. weight315.35

Details

I-084014IN STOCK

Idelalisib Impurity 8

CAS #2044710-26-9

Mol. formulaC17H16FN3O

Mol. weight297.33

Details

I-087002BACK ORDER

Ipriflavone Impurity 1

CAS #13057-72-2

Mol. formulaC15H10O3

Mol. weight238.25

Details

I-087003BACK ORDER

Ipriflavone Impurity 2

CAS #13057-73-3

Mol. formulaC₁₇H₁₄O₃

Mol. weight266.30

Details

I-087004BACK ORDER

Ipriflavone Impurity 3

CAS #NA

Mol. formulaC17H18O3

Mol. weight270.33

Details

I-087005BACK ORDER

Ipriflavone Impurity 4

CAS #38183-03-8

Mol. formulaC₁₅H₁₀O₄

Mol. weight254.24

Details

I-087006IN STOCK

Ipriflavone Impurity 5

CAS #2137978-60-8

Mol. formulaC₂₁H₁₈O₁₀

Mol. weight430.37

Details

I-087007IN STOCK

Ipriflavone Impurity 6

CAS #3074557-41-5

Mol. formulaC₂₁H₁₈O₁₀

Mol. weight430.37

Details

I-087008BACK ORDER

Ipriflavone Impurity 7

CAS #NA

Mol. formulaC₂₇H₂₆O₁₆

Mol. weight606.49

Details

I-088IN STOCK

Isradipine EP Impurity D HCl (Isradipine USP Related Compound A HCl, Dehydro Isradipine HCl)

CAS #NA

Mol. formulaC₁₉H₁₉N₃O₅. HCl

Mol. weight369.38 36.46

Details

I-088003BACK ORDER

Ixazomib Impurity 1

CAS #1201903-02-7

Mol. formulaC24H33BCl2N2O4

Mol. weight495.26

Details

I-088004BACK ORDER

Ixazomib Impurity 2

CAS #NA

Mol. formulaC24H33BCl2N2O4

Mol. weight495.26

Details

I-088007IN STOCK

Ixazomib Impurity 3

CAS #NA

Mol. formulaC₄₂H₄₈B₃Cl₉N₆O₉

Mol. weight1132.36

Details

I-088008IN STOCK

Ixazomib Impurity 4

CAS #NA

Mol. formulaC₄₂H₄₈B₃Cl₉N₆O₉

Mol. weight1132.36

Details

I-088009IN STOCK

Ixazomib Impurity 5

CAS #NA

Mol. formulaC₄₂H₄₈B₃Cl₉N₆O₉

Mol. weight1132.36

Details

I-088010IN STOCK

Ixazomib Impurity 6

CAS #NA

Mol. formulaC₁₄H₁₈Cl₂N₂O₃

Mol. weight333.21

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