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 32301–32400 of 45668 standards · Impurities

P-281048BACK ORDER

Pimavanserin Impurity 43

CAS #NA

Mol. formulaC₁₅H₂₀N₄O₂

Mol. weight 288.35

Details

P-281049BACK ORDER

Pimavanserin Impurity 44

CAS #NA

Mol. formulaC₁₉H₂₁NO₄

Mol. weight327.38

Details

P-281050BACK ORDER

Pimavanserin Impurity 45

CAS #NA

Mol. formulaC₂₁H₂₃FN₂O₃

Mol. weight370.42

Details

P-281051BACK ORDER

Pimavanserin Impurity 46

CAS #40141-14-8

Mol. formulaC₁₁H₁₅ClO

Mol. weight198.69

Details

P-281052IN STOCK

Pimavanserin Impurity 47

CAS #NA

Mol. formulaC₂₅H₃₄FN₃O₂

Mol. weight427.56

Details

P-281053BACK ORDER

Pimavanserin Impurity 48

CAS #500547-59-1

Mol. formulaC₁₁H₁₆O₂

Mol. weight180.25

Details

P-281054BACK ORDER

Pimavanserin Impurity 49

CAS #21244-29-1

Mol. formulaC₁₉H₁₉NO₃

Mol. weight309.37

Details

P-281055BACK ORDER

Pimavanserin Impurity 50

CAS #NA

Mol. formulaC₁₄H₂₁FN₂

Mol. weight236.33

Details

P-281056BACK ORDER

N-Nitroso Pimavanserin Impurity 27

CAS #NA

Mol. formulaC₂₄H₃₁FN₄O₃

Mol. weight442.54

Details

P-281057BACK ORDER

Pimavanserin Impurity 51

CAS #194538-07-3

Mol. formulaC₁₃H₂₀N₂

Mol. weight 204.32

Details

P-281058BACK ORDER

Pimavanserin Impurity 52

CAS #459-56-3

Mol. formulaC₇H₇FO

Mol. weight126.13

Details

P-281059BACK ORDER

Pimavanserin Impurity 53

CAS #100-82-3

Mol. formulaC₇H₈FN

Mol. weight125.15

Details

P-281060BACK ORDER

Pimavanserin Impurity 54

CAS #89-99-6

Mol. formulaC₇H₈FN

Mol. weight125.15

Details

P-281061BACK ORDER

Pimavanserin Impurity 55

CAS #140-75-0

Mol. formulaC₇H₈FN

Mol. weight125.15

Details

P-281062BACK ORDER

Pimavanserin Impurity 56

CAS #415950-74-2

Mol. formulaC₁₃H₁₉FN₂

Mol. weight222.31

Details

P-281063BACK ORDER

Pimavanserin Impurity 57

CAS #415946-43-9

Mol. formulaC₁₃H₁₉FN₂

Mol. weight222.31

Details

P-281064BACK ORDER

Pimavanserin Impurity 58

CAS #767-00-0

Mol. formulaC₇H₅NO

Mol. weight119.12

Details

P-281065BACK ORDER

Pimavanserin Impurity 59

CAS #37806-44-3

Mol. formulaC₁₁H₁₇NO. HCl

Mol. weight179.26 36.46

Details

P-281066BACK ORDER

Pimavanserin Impurity 60

CAS #1791227-69-4

Mol. formulaC₁₃H₁₉NO₂

Mol. weight221.30

Details

P-281067BACK ORDER

Pimavanserin Impurity 61

CAS #NA

Mol. formulaC₂₁H₂₅F₂N₃O

Mol. weight373.45

Details

P-281068BACK ORDER

Pimavanserin Impurity 62

CAS #2377646-60-9

Mol. formulaC₂₅H₃₄FN₃O₂

Mol. weight427.56

Details

P-281069BACK ORDER

Pimavanserin Impurity 63

CAS #2377646-59-6

Mol. formulaC₂₅H₃₄FN₃O₂

Mol. weight427.56

Details

P-281070BACK ORDER

Pimavanserin Impurity 64

CAS #NA

Mol. formulaC₂₄H₃₂FN₃O₂

Mol. weight413.54

Details

P-281071BACK ORDER

Pimavanserin Impurity 65

CAS #NA

Mol. formulaC₂₅H₃₄FN₃O₂

Mol. weight427.56

Details

P-281072BACK ORDER

Pimavanserin Impurity 66

CAS #1246458-13-8

Mol. formulaC₂₅H₃₂FN₃O₂

Mol. weight425.55

Details

P-2811IN STOCK

Paclitaxel EP Impurity F

CAS #153083-53-5

Mol. formulaC₄₇H₅₉NO₁₄

Mol. weight861.98

Details

P-2812IN STOCK

Paclitaxel EP Impurity O

CAS #219783-77-4

Mol. formulaC49H53NO14

Mol. weight879.97

Details

P-2814IN STOCK

Paclitaxel EP Impurity H (Paclitaxel USP Related Compound B, 7-epi-10-Desacetyl-Paclitaxel)

CAS #78454-17-8

Mol. formulaC₄₅H₄₉NO₁₃

Mol. weight811.88

Details

P-2815IN STOCK

Paclitaxel EP Impurity E (7-epi Paclitaxel)

CAS #105454-04-4

Mol. formulaC₄₇H₅₁NO₁₄

Mol. weight853.92

Details

P-2816IN STOCK

Paclitaxel EP Impurity C

CAS #153415-45-3

Mol. formulaC₄₆H₅₇NO₁₄

Mol. weight847.96

Details

P-2817IN STOCK

Paclitaxel EP Impurity I (Paclitaxel 10,13-Bis Side Chain)

CAS #2157462-42-3

Mol. formulaC₆₁H₆₂N₂O₁₆

Mol. weight1079.17

Details

P-2819IN STOCK

Paclitaxel EP Impurity K (7-O-(Triethylsilyl) Paclitaxel)

CAS #148930-55-6

Mol. formulaC₅₃H₆₅NO₁₄Si

Mol. weight968.18

Details

P-2823IN STOCK

Paclitaxel EP Impurity A

CAS #173101-54-7

Mol. formulaC₄₅H₅₃NO₁₄

Mol. weight831.91

Details

P-2826IN STOCK

Paclitaxel EP Impurity M

CAS #932042-85-8

Mol. formulaC₄₇H₅₃NO₁₅

Mol. weight871.93

Details

P-2828BACK ORDER

Paclitaxel Impurity P

CAS #NA

Mol. formulaC48H53NO14

Mol. weight867.96

Details

P-2829IN STOCK

Paclitaxel EP Impurity Q

CAS #NA

Mol. formulaC₄₆H₅₅NO₁₄

Mol. weight845.94

Details

P-283IN STOCK

Paclitaxel (Docetaxel EP Impurity F)

CAS #33069-62-4

Mol. formulaC₄₇H₅₁NO₁₄

Mol. weight853.92

Details

P-283020BACK ORDER

2,3-Dibromo-2-propen-1-ol

CAS #7228-11-7

Mol. formulaC₃H₄Br₂O

Mol. weight215.87

Details

P-283021BACK ORDER

2-Methyl-3-(Methylamino)-Propenal

CAS #101419-84-5

Mol. formulaC₅H₉NO

Mol. weight99.13

Details

P-2831BACK ORDER

Paclitaxel Impurity R

CAS #NA

Mol. formulaC₄₅H₅₅NO₁₄

Mol. weight833.94

Details

P-2832BACK ORDER

Paclitaxel Side Chain Impurity 1

CAS #132201-33-3

Mol. formulaC16H15NO4

Mol. weight285.30

Details

P-2833BACK ORDER

Paclitaxel Impurity 1

CAS #NA

Mol. formulaC16H15NO3

Mol. weight269.30

Details

P-2835INQUIRE FURTHER

Paclitaxel Impurity 2

CAS #959572-72-6

Mol. formulaC33H45NO8

Mol. weight583.73

Details

P-2836IN STOCK

Paclitaxel Impurity 16 (13-(Triethylsilyl)Baccatin III)

CAS #208406-86-4

Mol. formulaC₃₇H₅₂O₁₁Si

Mol. weight700.90

Details

P-284IN STOCK

Paclitaxel-d5 (Docetaxel EP Impurity F-d5)

CAS #1129540-33-5

Mol. formulaC₄₇H₄₆D₅NO₁₄

Mol. weight858.96

Details

P-2840BACK ORDER

Paclitaxel Impurity 3

CAS #NA

Mol. formulaC47H53NO14

Mol. weight855.94

Details

P-284003BACK ORDER

Probucol Impurity 1

CAS #6386-58-9

Mol. formulaC₂₈H₄₂O₂S₂

Mol. weight474.76

Details

P-284004BACK ORDER

Probucol Impurity 2

CAS #1421-49-4

Mol. formulaC₁₅H₂₂O₃

Mol. weight250.33

Details

P-2841BACK ORDER

Paclitaxel Impurity 4

CAS #NA

Mol. formulaC₅₈H₅₈Cl₃NO₁₇

Mol. weight1147.46

Details

P-2844IN STOCK

Paclitaxel EP Impurity N (Baccatin III)

CAS #27548-93-2

Mol. formulaC₃₁H₃₈O₁₁

Mol. weight586.63

Details

P-2846BACK ORDER

Paclitaxel Impurity 7

CAS #NA

Mol. formulaC20H21NO4

Mol. weight339.39

Details

P-2847BACK ORDER

Paclitaxel Impurity 8

CAS #NA

Mol. formulaC18H25NO5

Mol. weight335.40

Details

P-2848BACK ORDER

Paclitaxel Impurity 9

CAS #146924-90-5

Mol. formulaC18H17NO4

Mol. weight311.34

Details

P-2849INQUIRE FURTHER

Paclitaxel Impurity 10

CAS #NA

Mol. formulaC47H53NO15

Mol. weight871.93

Details

P-285IN STOCK

Paclitaxel EP Impurity J (10-Acetoacetyl Paclitaxel)

CAS #2757197-26-3

Mol. formulaC₄₉H₅₃NO₁₅

Mol. weight895.96

Details

P-2850BACK ORDER

Paclitaxel Impurity 11

CAS #32981-85-4

Mol. formulaC₁₇H₁₇NO₄

Mol. weight299.33

Details

P-2852BACK ORDER

Paclitaxel Impurity 12

CAS #4522-04-7

Mol. formulaC₁₆H₂₃NO₄

Mol. weight293.36

Details

P-2854BACK ORDER

Paclitaxel Impurity 14 (Taxa-4(20),11(12)-diene)

CAS #178963-58-1

Mol. formulaC₂₀H₃₂

Mol. weight272.48

Details

P-2856IN STOCK

6-alfa,3'-p-Dihydroxy Paclitaxel

CAS #157230-10-9

Mol. formulaC₄₇H₅₁NO₁₆

Mol. weight885.92

Details

P-2857IN STOCK

Paclitaxel Impurity 17 (7-(Triethylsilyl)baccatin III)

CAS #115437-21-3

Mol. formulaC₃₇H₅₂O₁₁Si

Mol. weight700.90

Details

P-286IN STOCK

Paclitaxel EP Impurity G (10-Desacetyl Paclitaxel)

CAS #78432-77-6

Mol. formulaC₄₅H₄₉NO₁₃

Mol. weight811.88

Details

P-2861BACK ORDER

Paclitaxel Impurity 18

CAS #NA

Mol. formulaC₆₁H₆₂N₂O₁₆

Mol. weight1078.410

Details

P-2862BACK ORDER

Paclitaxel Impurity 19

CAS #7309-56-0

Mol. formulaC₁₆H₁₅NO₄

Mol. weight 285.299

Details

P-2864BACK ORDER

Paclitaxel Impurity 20

CAS #149107-84-6

Mol. formulaC₄₁H₆₄O₁₀Si₂

Mol. weight773.12

Details

P-2865BACK ORDER

Paclitaxel Impurity 21

CAS #214855-45-5

Mol. formulaC₂₉H₃₆O₉

Mol. weight528.60

Details

P-2866BACK ORDER

Paclitaxel Impurity 22

CAS #NA

Mol. formulaC₃₀H₃₈O₁₀

Mol. weight558.62

Details

P-2867BACK ORDER

Paclitaxel Impurity 23

CAS #160837-61-6

Mol. formulaC₂₉H₃₂O₁₀

Mol. weight540.57

Details

P-2868INQUIRE FURTHER

Paclitaxel Impurity 24 (2,2-Dichloroethyl Chloroformate)

CAS #959032-68-9

Mol. formulaC₃H₃Cl₃O₂

Mol. weight177.41

Details

P-2869BACK ORDER

Paclitaxel Impurity 25

CAS #NA

Mol. formulaC₃₄H₄₀Cl₂O₁₃

Mol. weight727.58

Details

P-2870BACK ORDER

Paclitaxel Impurity 26

CAS #NA

Mol. formulaC₅₀H₅₃Cl₂NO₁₆

Mol. weight994.87

Details

P-2871BACK ORDER

Paclitaxel Impurity 27

CAS #NA

Mol. formulaC₅₀H₅₃Cl₂NO₁₅

Mol. weight978.87

Details

P-2872BACK ORDER

Paclitaxel Impurity 28

CAS #2699028-93-6

Mol. formulaC₆₁H₇₁NO₁₅Si

Mol. weight1086.32

Details

P-2875IN STOCK

Paclitaxel EP Impurity D (7-epi-Cephalomannine)

CAS #150547-36-7

Mol. formulaC₄₅H₅₃NO₁₄

Mol. weight831.91

Details

P-2876BACK ORDER

Paclitaxel Impurity 29

CAS #NA

Mol. formulaC₃₁H₄₀O₁₁

Mol. weight588.65

Details

P-2877BACK ORDER

Paclitaxel Impurity 30

CAS #939430-32-7

Mol. formulaC₂₉H₃₈O₉

Mol. weight530.61

Details

P-2878BACK ORDER

Paclitaxel Impurity 31

CAS #NA

Mol. formulaC₄₉H₅₃NO₁₅

Mol. weight895.96

Details

P-2879BACK ORDER

Paclitaxel Impurity 32

CAS #117527-59-0

Mol. formulaC₄₉H₅₄N₂O₁₅

Mol. weight910.97

Details

P-288IN STOCK

Paclitaxel EP Impurity L (7-Acetyl Paclitaxel)

CAS #92950-39-5

Mol. formulaC₄₉H₅₃NO₁₅

Mol. weight895.96

Details

P-2880BACK ORDER

Paclitaxel Impurity 33

CAS #135393-42-9

Mol. formulaC₄₇H₅₃NO₁₅

Mol. weight871.93

Details

P-2881BACK ORDER

Paclitaxel Impurity 34

CAS #179798-21-1

Mol. formulaC₄₇H₅₁NO₁₄

Mol. weight853.92

Details

P-2882BACK ORDER

Paclitaxel Impurity 35

CAS #1415390-64-5

Mol. formulaC₆₉H₈₉NO₁₈

Mol. weight1220.46

Details

P-2884BACK ORDER

Paclitaxel Impurity 36

CAS #NA

Mol. formulaC₁₇H₁₇NO₄

Mol. weight299.33

Details

P-2885BACK ORDER

Paclitaxel Impurity 37

CAS #NA

Mol. formulaC₁₇H₁₇NO₄

Mol. weight299.33

Details

P-2886INQUIRE FURTHER

Paclitaxel Impurity 38

CAS #NA

Mol. formulaC₄₅H₅₅NO₁₄

Mol. weight833.93

Details

P-2887INQUIRE FURTHER

Paclitaxel Impurity 39

CAS #NA

Mol. formulaC₄₆H₅₅NO₁₄

Mol. weight845.94

Details

P-2888INQUIRE FURTHER

Paclitaxel Impurity 40

CAS #NA

Mol. formulaC₄₄H₅₃NO₁₂

Mol. weight787.90

Details

P-2889INQUIRE FURTHER

Paclitaxel Impurity 41

CAS #NA

Mol. formulaC₄₅H₅₅NO₁₄

Mol. weight833.93

Details

P-289IN STOCK

Paclitaxel Side Chain Impurity

CAS #153433-80-8

Mol. formulaC₁₈H₁₉NO₄

Mol. weight313.36

Details

P-2890INQUIRE FURTHER

Paclitaxel Impurity 42

CAS #NA

Mol. formulaC₃₇H₄₆O₁₄

Mol. weight714.76

Details

P-2891BACK ORDER

Paclitaxel Impurity 43

CAS #158948-96-0

Mol. formulaC₄₅H₅₅NO₁₄

Mol. weight 833.93

Details

P-2892BACK ORDER

Paclitaxel Impurity 44

CAS #159001-24-8

Mol. formulaC₄₅H₅₅NO₁₄

Mol. weight833.93

Details

P-2893IN STOCK

Paclitaxel Impurity 45

CAS #202390-85-0

Mol. formulaC₂₅H₂₃NO₅

Mol. weight417.46

Details

P-2894IN STOCK

Paclitaxel Impurity 46

CAS #157826-09-0

Mol. formulaC₂₅H₂₃NO₅

Mol. weight417.46

Details

P-290002IN STOCK

Pelubiprofen Impurity 1

CAS #63476-54-0

Mol. formulaC₁₁H₁₂O₃

Mol. weight192.21

Details

P-290003IN STOCK

Pelubiprofen Impurity 2

CAS #NA

Mol. formulaC₂₆H₂₆O₅

Mol. weight418.49

Details

P-290004IN STOCK

(Z)-Pelubiprofen

CAS #NA

Mol. formulaC₁₆H₁₈O₃

Mol. weight258.32

Details

P-290006IN STOCK

Pelubiprofen Impurity 2-13C2-d6

CAS #NA

Mol. formulaC₂₄¹³C₂H₂₀D₆O₅

Mol. weight426.51

Details

P-290007BACK ORDER

Pelubiprofen Impurity 4

CAS #NA

Mol. formulaC₁₆H₂₂O₃

Mol. weight262.35

Details

P-290008BACK ORDER

Pelubiprofen Impurity 5

CAS #NA

Mol. formulaC₁₆H₂₂O₃

Mol. weight262.35

Details

P-290009BACK ORDER

Pelubiprofen Impurity 6

CAS #NA

Mol. formulaC₁₉H₂₄O₅

Mol. weight332.162

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