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 24701–24800 of 45672 standards · Impurities

L-4443BACK ORDER

Linagliptin Impurity 23

CAS #NA

Mol. formulaC26H32N8O4

Mol. weight520.60

Details

L-4444BACK ORDER

Linagliptin Impurity 24

CAS #NA

Mol. formulaC11H24N4

Mol. weight212.34

Details

L-4445IN STOCK

Linagliptin Impurity 25

CAS #NA

Mol. formulaC₂₅H₂₈N₈O₂

Mol. weight472.55

Details

L-4446BACK ORDER

Linagliptin Impurity 26

CAS #NA

Mol. formulaC25H28N8O2

Mol. weight472.55

Details

L-4447BACK ORDER

Linagliptin Tartaric Acid Impurity

CAS #NA

Mol. formulaC29H32N8O7

Mol. weight604.63

Details

L-4448IN STOCK

Linagliptin Impurity 27

CAS #1446263-38-2

Mol. formulaC₂₅H₂₈N₈O₂

Mol. weight472.55

Details

L-4449BACK ORDER

Linagliptin Impurity 28

CAS #NA

Mol. formulaC20H19BrN6O2

Mol. weight455.32

Details

L-445IN STOCK

Linagliptin Dimer Impurity 2

CAS #1418133-47-7

Mol. formulaC₅₀H₅₆N₁₆O₄

Mol. weight945.11

Details

L-4450BACK ORDER

Linagliptin Impurity 29

CAS #NA

Mol. formulaC20H19BrN6O2

Mol. weight455.32

Details

L-4451IN STOCK

Linagliptin Impurity 30

CAS #2446799-71-7

Mol. formulaC₂₀H₁₇BrN₆O₂

Mol. weight453.30

Details

L-4452IN STOCK

Linagliptin Impurity 31

CAS #NA

Mol. formulaC20H17BrN6O2

Mol. weight453.30

Details

L-4453IN STOCK

Linagliptin Impurity 32

CAS #853029-57-9

Mol. formulaC₂₀H₁₇BrN₆O₂

Mol. weight453.30

Details

L-4454IN STOCK

Linagliptin Impurity 33

CAS #2468656-63-3

Mol. formulaC₂₁H₂₁N₇O₂

Mol. weight403.45

Details

L-4455IN STOCK

Linagliptin Dimer Impurity 6

CAS #1643364-41-3

Mol. formulaC₅₄H₆₂N₁₆O₄

Mol. weight999.20

Details

L-4456IN STOCK

Linagliptin Impurity 34

CAS #13535-91-6

Mol. formulaC₁₀H₁₀N₂O

Mol. weight174.20

Details

L-4457IN STOCK

Linagliptin Impurity 44

CAS #109113-72-6

Mol. formulaC₁₀H₉ClN₂

Mol. weight192.65

Details

L-4458IN STOCK

Linagliptin Impurity 45

CAS #93703-24-3

Mol. formulaC₆H₅BrN₄O₂

Mol. weight245.04

Details

L-4459IN STOCK

Linagliptin Impurity 46

CAS #NA

Mol. formulaC₂₅H₂₈N₈O₃

Mol. weight488.55

Details

L-446BACK ORDER

Linagliptin Phthalimide Impurity

CAS #NA

Mol. formulaC33H32N8O4

Mol. weight604.67

Details

L-4460IN STOCK

Linagliptin Impurity 47

CAS #2074688-84-7

Mol. formulaC₂₂H₂₃N₇O₃

Mol. weight433.47

Details

L-4461IN STOCK

Linagliptin Impurity 48

CAS #886588-63-2

Mol. formulaC₃₃H₃₀N₈O₄

Mol. weight602.66

Details

L-4462IN STOCK

Linagliptin Impurity 49

CAS #2074688-81-4

Mol. formulaC₃₃H₃₂N₈O₅

Mol. weight620.67

Details

L-4463IN STOCK

Linagliptin Impurity 50 HCl

CAS #NA

Mol. formulaC₃₈H₄₂N₁₀O₄. HCl

Mol. weight702.82 36.46

Details

L-4464IN STOCK

Linagliptin Impurity 51

CAS #2074688-82-5

Mol. formulaC₅₈H₅₈N₁₆O₆

Mol. weight1075.21

Details

L-4465BACK ORDER

Linagliptin Impurity 52

CAS #NA

Mol. formulaC26H30N8O2

Mol. weight486.58

Details

L-4466BACK ORDER

Linagliptin Impurity 54

CAS #NA

Mol. formulaC₁₈H₁₇N₃O

Mol. weight291.35

Details

L-4467IN STOCK

Linagliptin Impurity 55 (Mixture of Z and E Isomers)

CAS #NA

Mol. formulaC₂₅H₂₆N₈O₃

Mol. weight486.54

Details

L-4468BACK ORDER

Linagliptin Impurity 56

CAS #NA

Mol. formulaC₁₀H₁₀Br₂N₄O₂

Mol. weight378.02

Details

L-4469IN STOCK

Linagliptin Impurity 57

CAS #NA

Mol. formulaC₁₀H₉BrN₄O₂

Mol. weight297.11

Details

L-447IN STOCK

Linagliptin Dimer Impurity 3 (Mixture of Diastereomers)

CAS #NA

Mol. formulaC₅₂H₅₈N₁₆O₄

Mol. weight971.14

Details

L-4470BACK ORDER

Linagliptin Impurity 58

CAS #NA

Mol. formulaC₁₀H₉BrN₄O₂

Mol. weight297.11

Details

L-4471BACK ORDER

Linagliptin Impurity 59

CAS #NA

Mol. formulaC₁₀H₁₂N₂O₂

Mol. weight192.22

Details

L-4472BACK ORDER

Linagliptin Impurity 60

CAS #NA

Mol. formulaC₂₁H₂₉N₅O₃

Mol. weight399.50

Details

L-4473IN STOCK

Linagliptin Impurity 61

CAS #NA

Mol. formulaC₃₀H₃₆N₈O₄

Mol. weight572.67

Details

L-4474IN STOCK

Linagliptin Impurity 62

CAS #NA

Mol. formulaC₃₀H₃₆N₈O₄

Mol. weight572.67

Details

L-4475IN STOCK

Linagliptin Impurity 63

CAS #2514724-20-8

Mol. formulaC₂₅H₂₈N₈O₂

Mol. weight472.55

Details

L-4476IN STOCK

Linagliptin Impurity 64

CAS #2446799-72-8

Mol. formulaC₂₅H₂₈N₈O₂

Mol. weight472.55

Details

L-4477IN STOCK

Linagliptin Impurity 65

CAS #1339955-47-3

Mol. formulaC₂₂H₂₆N₈O₂

Mol. weight434.50

Details

L-4478BACK ORDER

Linagliptin Impurity 66

CAS #NA

Mol. formulaC₂₅H₂₆N₈O₃

Mol. weight486.213

Details

L-4479BACK ORDER

Linagliptin Impurity 67 (2-Aminoacetophenone)

CAS #551-93-9

Mol. formulaC₈H₉NO

Mol. weight135.068

Details

L-4480BACK ORDER

Linagliptin Impurity 68

CAS #2436762-89-7

Mol. formulaC₁₄H₁₃BrN₄O₂

Mol. weight 348.022

Details

L-4481IN STOCK

Linagliptin Impurity 69

CAS #188111-79-7

Mol. formulaC₁₀H₂₀N₂O₂

Mol. weight200.28

Details

L-4482IN STOCK

Linagliptin Impurity 70

CAS #2749405-42-1

Mol. formulaC₁₆H₁₃BrN₆O₂

Mol. weight401.22

Details

L-4483IN STOCK

Linagliptin Impurity 71

CAS #NA

Mol. formulaC₁₄H₁₈N₆O₂

Mol. weight302.34

Details

L-4484IN STOCK

Linagliptin Impurity 72 Trifluoroacetate

CAS #NA

Mol. formulaC₂₅H₃₀N₈O₃. C₂HF₃O₂

Mol. weight490.57 114.02

Details

L-4485BACK ORDER

Linagliptin Impurity 73

CAS #NA

Mol. formulaC₂₅H₂₈N₈O₃

Mol. weight488.552

Details

L-4486BACK ORDER

Linagliptin Impurity 74

CAS #14785-95-6

Mol. formulaC₆H₈N₄O₃

Mol. weight184.155

Details

L-4487BACK ORDER

Linagliptin Impurity 75

CAS #586408-08-4

Mol. formulaC₁₀H₁₀N₄O₂

Mol. weight218.216

Details

L-4488BACK ORDER

Linagliptin Impurity 76

CAS #NA

Mol. formulaC₁₀H₁₁ClN₂O

Mol. weight210.661

Details

L-4489BACK ORDER

Linagliptin Impurity 77

CAS #NA

Mol. formulaC₁₀H₁₁ClN₂O

Mol. weight210.661

Details

L-449IN STOCK

Linagliptin Impurity 35

CAS #2138392-83-1

Mol. formulaC₂₆H₂₁BrN₈O₂

Mol. weight557.41

Details

L-4490BACK ORDER

Linagliptin Impurity 78

CAS #NA

Mol. formulaC₁₀H₁₁ClN₂O

Mol. weight210.661

Details

L-4491BACK ORDER

Linagliptin Impurity 79

CAS #NA

Mol. formulaC₁₆H₁₆N₂O

Mol. weight252.317

Details

L-4493BACK ORDER

Linagliptin Impurity 81

CAS #NA

Mol. formulaC₂₀H₁₇BrN₆O₂

Mol. weight453.300

Details

L-4494BACK ORDER

Linagliptin Impurity 82

CAS #NA

Mol. formulaC₅₀H₄₀Br₂N₁₄O₄

Mol. weight1060.772

Details

L-4495BACK ORDER

Linagliptin Impurity 83

CAS #NA

Mol. formulaC₂₀H₁₈Br₂N₆O₂

Mol. weight534.212

Details

L-4496BACK ORDER

Linagliptin Impurity 84

CAS #NA

Mol. formulaC₃₀H₃₇N₇O₆

Mol. weight591.669

Details

L-4497BACK ORDER

Linagliptin Impurity 85

CAS #NA

Mol. formulaC₂₇H₃₀N₈O₂

Mol. weight498.591

Details

L-4498BACK ORDER

Linagliptin Impurity 86

CAS #NA

Mol. formulaC₂₂H₂₂N₆O₃

Mol. weight418.457

Details

L-4499IN STOCK

Linagliptin Impurity 87

CAS #1673546-62-7

Mol. formulaC₂₇H₂₇F₃N₈O₃

Mol. weight568.56

Details

L-4605IN STOCK

rac-Levothyroxine Impurity 22

CAS #2512209-79-7

Mol. formulaC₁₅H₁₁I₄NO₅

Mol. weight792.87

Details

L-4606IN STOCK

Levothyroxine Impurity 64 (T4-Hydroacetic Acid)

CAS #93647-48-4

Mol. formulaC₁₄H₈I₄O₅

Mol. weight763.83

Details

L-4607IN STOCK

Levothyroxine Impurity 56 (N-Formyl-T4)

CAS #671235-41-9

Mol. formulaC₁₆H₁₁I₄NO₅

Mol. weight804.88

Details

L-4611IN STOCK

Levothyroxine EP Impurity I

CAS #2016-06-0

Mol. formulaC₁₃H₆I₄O₃

Mol. weight717.81

Details

L-4612IN STOCK

Levothyroxine EP Impurity H

CAS #2055-97-2

Mol. formulaC₁₃H₆I₄O₄

Mol. weight733.80

Details

L-4613IN STOCK

Levothyroxine Impurity 21

CAS #107849-54-7

Mol. formulaC₁₅H₁₁I₄NO₅

Mol. weight792.87

Details

L-4614IN STOCK

Levothyroxine EP Impurity F

CAS #911661-90-0

Mol. formulaC₂₁H₁₃I₆NO₅

Mol. weight1120.76

Details

L-4618IN STOCK

Levothyroxine Impurity 65

CAS #153324-21-1

Mol. formulaC₁₃H₁₃I₂NO₅

Mol. weight517.06

Details

L-4619IN STOCK

Levothyroxine Impurity 66

CAS #1027-28-7

Mol. formulaC₁₁H₁₁I₂NO₄

Mol. weight475.02

Details

L-4620IN STOCK

Levothyroxine Impurity 67

CAS #56460-41-4

Mol. formulaC₁₂H₁₃I₂NO_4/

Mol. weight489.05

Details

L-4622IN STOCK

Levothyroxine Impurity 68

CAS #886203-79-8

Mol. formulaC₁₈H₁₇I₂NO₅

Mol. weight581.14

Details

L-4623IN STOCK

Levothyroxine Impurity 69

CAS #NA

Mol. formulaC₁₅H₁₃BrINO₄

Mol. weight478.08

Details

L-4625IN STOCK

Levothyroxine Impurity 70

CAS #NA

Mol. formulaC₁₉H₁₉I₂NO₅

Mol. weight595.17

Details

L-4626IN STOCK

Levothyroxine EP Impurity B

CAS #1628720-66-0

Mol. formulaC₁₅H₁₁ClI₃NO₄

Mol. weight685.42

Details

L-4627IN STOCK

rac-Levothyroxine EP Impurity J (3,3'-DL-Diiodothyronine)

CAS #70-40-6

Mol. formulaC₁₅H₁₃I₂NO₄

Mol. weight525.08

Details

L-4628IN STOCK

Levothyroxine EP Impurity K (3,3',5'-Triiodo-L-Thyronine)

CAS #5817-39-0

Mol. formulaC₁₅H₁₂I₃NO₄

Mol. weight650.98

Details

L-4631IN STOCK

Levothyroxine Impurity 10

CAS #909279-46-5

Mol. formulaC₁₅H₁₁ClI₃NO₄

Mol. weight685.42

Details

L-4633IN STOCK

Levothyroxine Impurity 11

CAS #1155-40-4

Mol. formulaC14H10I2O4

Mol. weight496.04

Details

L-4634IN STOCK

Levothyroxine Impurity 12

CAS #176258-89-2

Mol. formulaC₁₄H₁₀I₄O₂

Mol. weight717.85

Details

L-4636IN STOCK

Levothyroxine Impurity 14

CAS #854646-83-6

Mol. formulaC8H7I2NO3

Mol. weight418.96

Details

L-4637IN STOCK

Levothyroxine Impurity 15

CAS #NA

Mol. formulaC₁₉H₁₉I₂NO₅

Mol. weight595.17

Details

L-4638IN STOCK

Levothyroxine Impurity 16

CAS #3006-01-7

Mol. formulaC₁₉H₁₈I₃NO₅

Mol. weight721.07

Details

L-4639IN STOCK

Levothyroxine Impurity 17

CAS #3914-31-6

Mol. formulaC15H11I3O4

Mol. weight635.96

Details

L-4640IN STOCK

Levothyroxine Impurity 18

CAS #NA

Mol. formulaC₂₅H₁₉I₆NO₆

Mol. weight1190.85

Details

L-4641INQUIRE FURTHER

Levothyroxine Impurity 19

CAS #NA

Mol. formulaC15H10I3NO5

Mol. weight664.96

Details

L-4642IN STOCK

Levothyroxine Impurity 20

CAS #2230724-39-5

Mol. formulaC₁₅H₁₃I₄NO₂

Mol. weight746.89

Details

L-4645BACK ORDER

Levothyroxine Impurity 23

CAS #NA

Mol. formulaC21H14I5NO5

Mol. weight994.87

Details

L-4646BACK ORDER

Levothyroxine Impurity 24

CAS #NA

Mol. formulaC15H11I4NO4

Mol. weight776.87

Details

L-4647BACK ORDER

Levothyroxine Impurity 25

CAS #NA

Mol. formulaC21H14I5NO5

Mol. weight994.87

Details

L-4648IN STOCK

Levothyroxine Impurity 26

CAS #2088032-78-2

Mol. formulaC₁₄H₉I₄NO₃

Mol. weight746.85

Details

L-4649BACK ORDER

Levothyroxine Impurity 27

CAS #NA

Mol. formulaC29H13I8NO6

Mol. weight1486.66

Details

L-4650BACK ORDER

Levothyroxine Impurity 28

CAS #NA

Mol. formulaC15H12I3NO5

Mol. weight666.98

Details

L-4651IN STOCK

Levothyroxine Impurity 29

CAS #2055-94-9

Mol. formulaC13H8I4O3

Mol. weight719.82

Details

L-4652IN STOCK

Levothyroxine Impurity 30 Sodium Salt

CAS #NA

Mol. formulaC₁₆H₁₂I₄NO₄. Na

Mol. weight789.90 22.99

Details

L-4653BACK ORDER

Levothyroxine Impurity 31

CAS #NA

Mol. formulaC18H16I4N2O5

Mol. weight847.95

Details

L-4654BACK ORDER

Levothyroxine Impurity 32

CAS #NA

Mol. formulaC30H22I6N2O8

Mol. weight1299.94

Details

L-4655BACK ORDER

Levothyroxine Impurity 33

CAS #NA

Mol. formulaC30H23I5N2O8

Mol. weight1174.04

Details

L-4656BACK ORDER

Levothyroxine Impurity 34

CAS #NA

Mol. formulaC30H23I5N2O8

Mol. weight1174.04

Details

L-4657BACK ORDER

Levothyroxine Impurity 35

CAS #NA

Mol. formulaC30H22I6N2O8

Mol. weight1299.94

Details

L-4658BACK ORDER

Levothyroxine Impurity 36

CAS #2088032-62-4

Mol. formulaC30H21I7N2O8

Mol. weight1425.84

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