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 2101–2200 of 45616 standards · Impurities

A-2632INQUIRE FURTHER

Azithromycin Impurity 10

CAS #620169-49-5

Mol. formulaC₃₆H₆₈N₂O₁₂

Mol. weight720.94

Details

A-2635BACK ORDER

Azithromycin Impurity 11

CAS #217500-34-0

Mol. formulaC₄₁H₇₉N₃O₁₂

Mol. weight806.09

Details

A-2636BACK ORDER

Azithromycin Impurity 12

CAS #1914946-68-1

Mol. formulaC₃₀H₅₇NO₁₀

Mol. weight591.78

Details

A-2639BACK ORDER

Azithromycin Impurity 14-13C-d3

CAS #NA

Mol. formulaC₃₆¹³CH₆₆D₃N₃O₁₃

Mol. weight767.98

Details

A-264INQUIRE FURTHER

Azithromycin EP Impurity K

CAS #NA

Mol. formulaC38H70N2O13

Mol. weight762.99

Details

A-2640IN STOCK

N-Nitroso Azithromycin EP Impurity A Acetate (N-Nitroso Azathramycin Acetate, N-Nitroso Desmethyl Azithromycin Acetate)

CAS #NA

Mol. formulaC₃₇H₆₉N₃O₁₃. C₂H₄O₂

Mol. weight763.97 60.05

Details

A-2641IN STOCK

N-Nitroso Azithromycin EP Impurity I (N-Nitroso-N-Desmethyl Azithromycin)

CAS #NA

Mol. formulaC₃₇H₆₉N₃O₁₃

Mol. weight763.97

Details

A-2642IN STOCK

Azithromycin Impurity 15

CAS #189108-61-0

Mol. formulaC₂₉H₅₄N₂O₁₀

Mol. weight590.76

Details

A-2643BACK ORDER

Azithromycin Impurity 16

CAS #NA

Mol. formulaC₃₅H₆₄N₂O₁₃

Mol. weight720.90

Details

A-2644BACK ORDER

Azithromycin Impurity 17

CAS #NA

Mol. formulaC₂₉H₅₃NO₁₀

Mol. weight575.74

Details

A-2645BACK ORDER

Azithromycin Impurity 18

CAS #NA

Mol. formulaC₂₉H₅₂N₂O₉

Mol. weight572.74

Details

A-2646BACK ORDER

Azithromycin Impurity 19

CAS #NA

Mol. formulaC₃₇H₆₆N₂O₁₁

Mol. weight714.94

Details

A-2647BACK ORDER

Azithromycin Impurity 20

CAS #NA

Mol. formulaC₃₇H₆₄N₂O₁₃

Mol. weight744.92

Details

A-2648BACK ORDER

Azithromycin Impurity 21

CAS #NA

Mol. formulaC₃₅H₆₂N₂O₁₂

Mol. weight702.88

Details

A-2649BACK ORDER

Azithromycin Impurity 22

CAS #57078-26-3

Mol. formulaC₃₇H₇₀N₂O₁₁

Mol. weight718.97

Details

A-265IN STOCK

Azithromycin EP Impurity L (Azithromycin N-Oxide)

CAS #90503-06-3

Mol. formulaC₃₈H₇₂N₂O₁₃

Mol. weight765.00

Details

A-2650INQUIRE FURTHER

Azithromycin Impurity 23

CAS #NA

Mol. formulaC₃₈H₇₀N₂O₁₃

Mol. weight762.98

Details

A-265002IN STOCK

Acetamiprid Impurity 1

CAS #215366-29-3

Mol. formulaC₁₀H₁₃ClN₄O

Mol. weight240.69

Details

A-265005IN STOCK

Acetamiprid Impurity 2

CAS #120739-62-0

Mol. formulaC₇H₉ClN₂

Mol. weight156.61

Details

A-2651INQUIRE FURTHER

Azithromycin Impurity 24

CAS #NA

Mol. formulaC₃₈H₆₈N₂O₁₂

Mol. weight744.96

Details

A-2652INQUIRE FURTHER

Azithromycin Impurity 25

CAS #NA

Mol. formulaC₃₆H₆₄N₂O₁₂

Mol. weight716.91

Details

A-2653INQUIRE FURTHER

Azithromycin Impurity 26

CAS #NA

Mol. formulaC₃₈H₇₂N₂O₁₂

Mol. weight749.00

Details

A-2654INQUIRE FURTHER

Azithromycin Impurity 27

CAS #NA

Mol. formulaC₃₆H₆₈N₂O₁₂

Mol. weight720.94

Details

A-2655BACK ORDER

Azithromycin Impurity 28

CAS #NA

Mol. formulaC₄₃H₆₉N₃O₁₅S

Mol. weight 900.09

Details

A-2656BACK ORDER

Azithromycin Impurity 29

CAS #NA

Mol. formulaC₃₆H₆₄N₂O₁₂

Mol. weight716.91

Details

A-2657BACK ORDER

Azithromycin Impurity 30

CAS #NA

Mol. formulaC₄₃H₇₀N₂O₁₄S

Mol. weight871.09

Details

A-2658BACK ORDER

Azithromycin Impurity 31

CAS #NA

Mol. formulaC₄₄H₇₁N₃O₁₅S

Mol. weight914.12

Details

A-2659BACK ORDER

Azithromycin Impurity 32

CAS #NA

Mol. formulaC₄₃H₇₃N₃O₁₅S

Mol. weight 904.12

Details

A-266IN STOCK

Azithromycin EP Impurity B (Azithromycin B)

CAS #307974-61-4

Mol. formulaC₃₈H₇₂N₂O₁₁

Mol. weight733.00

Details

A-2660BACK ORDER

Azithromycin Impurity 33

CAS #NA

Mol. formulaC₄₄H₇₅N₃O₁₅S

Mol. weight918.15

Details

A-2661BACK ORDER

N-Nitroso Azithromycin EP Impurity M

CAS #NA

Mol. formulaC₃₇H₆₇N₃O₁₄

Mol. weight777.95

Details

A-2662BACK ORDER

Azithromycin Impurity 34

CAS #620169-48-4

Mol. formulaC₃₆H₆₈N₂O₁₂

Mol. weight749.94

Details

A-2663BACK ORDER

N1-N-Nitroso Azithromycin Impurity 34

CAS #NA

Mol. formulaC₃₆H₆₇N₃O₁₃

Mol. weight749.94

Details

A-2664BACK ORDER

4'-Keto Azithromycin EP Impurity A

CAS #270583-32-9

Mol. formulaC₃₇H₆₈N₂O₁₂

Mol. weight732.95

Details

A-2667BACK ORDER

Desmethyl Azithromycin EP Impurity A

CAS #NA

Mol. formulaC₃₆H₆₈N₂O₁₂

Mol. weight720.94

Details

A-267BACK ORDER

Azithromycin EP Impurity C

CAS #620169-47-3

Mol. formulaC37H70N2O12

Mol. weight734.98

Details

A-2670IN STOCK

Azithromycin Impurity 3 Sodium Salt

CAS #NA

Mol. formulaC₃₈H₇₃N₂O₁₃. Na

Mol. weight766.00 22.99

Details

A-267010BACK ORDER

Adenosine Impurity 1

CAS #69427-80-1

Mol. formulaC₁₀H₁₄N₆O₃

Mol. weight266.26

Details

A-267012BACK ORDER

Adenosine Impurity 2

CAS #1053-73-2

Mol. formulaC₁₀H₁₅N₅O₁₀P₂

Mol. weight427.20

Details

A-267013BACK ORDER

Adenosine Impurity 3

CAS #3805-37-6

Mol. formulaC₁₀H₁₅N₅O₁₀P₂

Mol. weight427.20

Details

A-267014BACK ORDER

Adenosine Impurity 4

CAS #10276-33-2

Mol. formulaC₁₀H₁₆N₅O₁₃P₃

Mol. weight507.18

Details

A-267015IN STOCK

Adenosine Impurity 5

CAS #130-49-4

Mol. formulaC₁₀H₁₄N₅O₇P

Mol. weight347.22

Details

A-267016IN STOCK

Adenosine Impurity 6 Disodium Salt

CAS #4958-39-8

Mol. formulaC₁₀H₁₂N₅O₇P. 2 Na

Mol. weight345.21 2*22.99

Details

A-267017BACK ORDER

Adenosine Impurity 7

CAS #1867-73-8

Mol. formulaC₁₁H₁₅N₅O₄

Mol. weight281.27

Details

A-267018BACK ORDER

Adenosine Impurity 8 Disodium Salt

CAS #NA

Mol. formulaC₁₁H₁₄N₅O₇P. 2Na

Mol. weight359.24 2*22.99

Details

A-267019IN STOCK

Adenosine Impurity 9 Disodium Salt

CAS #2734909-87-4

Mol. formulaC₂₀H₂₂N₁₀O₁₂P₂. 2 Na

Mol. weight656.41 2*22.99

Details

A-267020BACK ORDER

Adenosine Impurity 10 Disodium Salt

CAS #NA

Mol. formulaC₁₂H₁₆N₅O₇P. 2Na

Mol. weight373.26 2*22.99

Details

A-267021IN STOCK

Adenosine Impurity 11 Sodium Salt (2',3'-cAMP Sodium Salt)

CAS #37063-35-7

Mol. formulaC₁₀H₁₁N₅O₆P. Na

Mol. weight328.20 22.99

Details

A-267022BACK ORDER

Adenosine Impurity 12

CAS #2095880-61-6

Mol. formulaC₃₀H₃₆N₁₅O₁₃P

Mol. weight845.68

Details

A-267023BACK ORDER

Adenosine Impurity 13 Disodium Salt (Ap2A 2Na Salt)

CAS #85065-24-3

Mol. formulaC₂₀H₂₄N₁₀O₁₃P₂. 2Na

Mol. weight674.42 2*22.99

Details

A-267029INQUIRE FURTHER

Adenosine Impurity 14

CAS #NA

Mol. formulaC₁₀H₇N₅O₄

Mol. weight261.20

Details

A-267030BACK ORDER

Adenosine Impurity 15

CAS #NA

Mol. formulaC₁₀H₁₁N₅O₃

Mol. weight249.23

Details

A-267032BACK ORDER

Adenosine Impurity 16

CAS #168554-42-5

Mol. formulaC₁₀H₁₂FN₅O₃

Mol. weight269.24

Details

A-267033BACK ORDER

Adenosine Impurity 17

CAS #5987-73-5

Mol. formulaC₁₆H₁₇ClN₄O₇

Mol. weight412.78

Details

A-267034BACK ORDER

Adenosine Impurity 18

CAS #256643-13-7

Mol. formulaC₁₉H₂₃N₇O₈S

Mol. weightC19H23N7O8S

Details

A-267036BACK ORDER

ADP Inhibitor Impurity 1

CAS #NA

Mol. formulaC₃₁H₃₅N₄O₆P

Mol. weight590.62

Details

A-267037BACK ORDER

ADP Inhibitor Impurity 2

CAS #NA

Mol. formulaC₂₉H₃₀N₃O₇P

Mol. weight563.55

Details

A-267038BACK ORDER

ADP Inhibitor Impurity 3

CAS #NA

Mol. formulaC₄₃H₅₃ClN₈O₁₀P₂

Mol. weight939.34

Details

A-267039BACK ORDER

ADP Inhibitor Impurity 4

CAS #NA

Mol. formulaC₂₉H₂₉N₃O₄

Mol. weight483.57

Details

A-267040BACK ORDER

ADP Inhibitor Impurity 5

CAS #NA

Mol. formulaC₁₂H₂₀ClN₄O₅P

Mol. weight366.74

Details

A-267042BACK ORDER

ADP Inhibitor Impurity 6

CAS #NA

Mol. formulaC₃₆H₃₂N₆O₃

Mol. weight596.69

Details

A-267043BACK ORDER

ADP Inhibitor Impurity 7

CAS #NA

Mol. formulaC₁₉H₂₃ClN₇O₄P

Mol. weight479.86

Details

A-267044BACK ORDER

ADP Inhibitor Impurity 8

CAS #NA

Mol. formulaC₃₈H₃₈N₇O₅P

Mol. weight703.74

Details

A-267045BACK ORDER

ADP Inhibitor Impurity 9

CAS #NA

Mol. formulaC₃₆H₃₃N₆O₆P

Mol. weight676.67

Details

A-267046BACK ORDER

ADP Inhibitor Impurity 10

CAS #NA

Mol. formulaC₅₇H₅₈ClN₁₄O₈P₂

Mol. weight1164.58

Details

A-267047BACK ORDER

ADP Inhibitor Impurity 11

CAS #NA

Mol. formulaC₇₄H₇₀N₁₃O₁₀P₂

Mol. weight1363.40

Details

A-267048BACK ORDER

ADP Inhibitor Impurity 12

CAS #NA

Mol. formulaC₇₂H₆₅N₁₂O₁₁P₂

Mol. weight1336.33

Details

A-267049BACK ORDER

ADP Inhibitor Impurity 13

CAS #NA

Mol. formulaC₈₄H₈₇N₁₅O₁₆P₂

Mol. weight1624.66

Details

A-267050BACK ORDER

ADP Inhibitor Impurity 14

CAS #NA

Mol. formulaC₄₂H₄₆N₇O₉P

Mol. weight823.84

Details

A-267051BACK ORDER

ADP Inhibitor Impurity 15

CAS #NA

Mol. formulaC₄₄H₅₀ClN₈O₇P

Mol. weight869.36

Details

A-267052BACK ORDER

ADP Inhibitor Impurity 16

CAS #NA

Mol. formulaC₈₂H₈₂N₁₄O₁₇P₂

Mol. weight1597.59

Details

A-267055BACK ORDER

Adenosine Impurity (2'-O-MB-CAMP)

CAS #55443-13-5

Mol. formulaC₁₄H₁₇N₅O₇P. Na

Mol. weight398.29 22.99

Details

A-2671BACK ORDER

Azithromycin Impurity 35

CAS #152727-04-3

Mol. formulaC₃₈H₇₀N₂O₁₁

Mol. weight730.98

Details

A-267136BACK ORDER

Adenosine Impurity 19

CAS #15763-06-1

Mol. formulaC₁₁H₁₅N₅O₄

Mol. weight281.27

Details

A-267139BACK ORDER

ADP-L-glycero-beta-D-manno-heptopyranose bis(triethylamine) Salt

CAS #2311947-35-8

Mol. formulaC₁₇H₂₇N₅O₁₆P₂. 2C₆H₁₅N

Mol. weight619.37 2*101.19

Details

A-267143IN STOCK

2'-Deoxyadenosine 3'-Phosphate Disodium Salt

CAS #102832-10-0

Mol. formulaC₁₀H₁₂N₅O₆P. 2Na

Mol. weight329.21 2*22.99

Details

A-267144BACK ORDER

Adenosine Impurity 20

CAS #34051-17-7

Mol. formulaC₁₀H₁₂Cl₂N₅O₅P

Mol. weight384.11

Details

A-267145BACK ORDER

Adenosine Impurity 21

CAS #38788-05-5

Mol. formulaC₁₀H₁₂N₅O₆P

Mol. weight329.21

Details

A-267146BACK ORDER

Adenosine Impurity 22

CAS #10003-91-5

Mol. formulaC₂₀H₂₅N₁₀O₁₀P

Mol. weight596.45

Details

A-267147INQUIRE FURTHER

Adenosine Impurity 23

CAS #NA

Mol. formulaC₂₀H₂₄N₁₀O₁₂P₂

Mol. weight658.42

Details

A-267148BACK ORDER

Adenosine Impurity 24

CAS #63963-62-2

Mol. formulaC₁₀H₁₂N₅O₆P

Mol. weight329.21

Details

A-267149BACK ORDER

2-Fluoroadenosine

CAS #146-78-1

Mol. formulaC₁₀H₁₂FN₅O₄

Mol. weight 285.24

Details

A-267150BACK ORDER

Adenosine Impurity 25

CAS #15386-69-3

Mol. formulaC₁₀H₁₂FN₅O₃

Mol. weight269.24

Details

A-267151BACK ORDER

Adenosine Impurity 26

CAS #115044-75-2

Mol. formulaC₁₀H₁₂ClN₅O₃

Mol. weight285.69

Details

A-267153BACK ORDER

N6-Benzyl Adenosine

CAS #4294-16-0

Mol. formulaC₁₇H₁₉N₅O₄

Mol. weight357.37

Details

A-2672BACK ORDER

Azithromycin Impurity 36

CAS #944124-75-8

Mol. formulaC₃₈H₇₀N₂O₁₂

Mol. weight746.98

Details

A-2673BACK ORDER

Azithromycin Impurity 37

CAS #783333-62-0

Mol. formulaC₃₈H₇₂N₂O₁₂

Mol. weight749.00

Details

A-2674INQUIRE FURTHER

Azithromycin Impurity 38

CAS #NA

Mol. formulaC₃₆H₆₄N₂O₁₂

Mol. weight716.91

Details

A-2675BACK ORDER

Azithromycin Impurity 39

CAS #NA

Mol. formulaC₃₇H₆₈N₂O₁₃

Mol. weight748.95

Details

A-2676BACK ORDER

Azithromycin Impurity 40

CAS #NA

Mol. formulaC₄₁H₇₇N₃O₁₃

Mol. weight820.08

Details

A-2677BACK ORDER

Azithromycin Impurity 41

CAS #200420-00-4

Mol. formulaC₃₇H₇₀N₂O₁₂

Mol. weight 734.97

Details

A-2678BACK ORDER

Azithromycin EP Impurity A 3’-N-Oxide

CAS #905845-82-1

Mol. formulaC₃₇H₇₀N₂O₁₃

Mol. weight750.97

Details

A-2679BACK ORDER

Azithromycin Impurity 42

CAS #352032-78-1

Mol. formulaC₄₅H₇₆N₂O₁₄

Mol. weight 869.10

Details

A-268INQUIRE FURTHER

Azithromycin EP Impurity D

CAS #612069-26-8

Mol. formulaC38H72N2O13

Mol. weight765.00

Details

A-2681BACK ORDER

Azithromycin Impurity 43

CAS #217649-77-9

Mol. formulaC₄₆H₇₆N₂O₁₄

Mol. weight881.11

Details

A-2682BACK ORDER

Azithromycin Impurity 44

CAS #NA

Mol. formulaC₄₅H₇₄N₂O₁₄

Mol. weight867.09

Details

A-2686BACK ORDER

Azithromycin Impurity 45

CAS #371193-61-2

Mol. formulaC₄₅H₇₄N₂O₁₄

Mol. weight867.09

Details

A-2688BACK ORDER

Azithromycin Impurity 46

CAS #NA

Mol. formulaC₄₄H₇₂N₂O₁₄

Mol. weight 853.06

Details

A-269IN STOCK

Azithromycin EP Impurity F (Azithromycin USP Related Compound F)

CAS #612069-28-0

Mol. formulaC₃₈H₇₀N₂O₁₃

Mol. weight762.98

Details

A-269002IN STOCK

Perhydroacenaphthene Impurity 1 (Mixture of Diastereomers)

CAS #55044-33-2

Mol. formulaC₁₉H₃₆

Mol. weight264.50

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