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 6901–7000 of 45651 standards · Impurities

C-0850BACK ORDER

Ciprofloxacin Impurity 21

CAS #160312-26-5

Mol. formula C₁₃H₉ClFNO₃

Mol. weight281.67

Details

C-0851BACK ORDER

Ciprofloxacin Impurity 22

CAS #160069-90-9

Mol. formulaC₁₃H₁₁ClFNO₃

Mol. weight 283.68

Details

C-0852BACK ORDER

Ciprofloxacin Impurity 23

CAS #104599-90-8

Mol. formulaC₁₄H₁₁ClFNO₃

Mol. weight 295.69

Details

C-0853BACK ORDER

Ciprofloxacin Impurity 24

CAS #NA

Mol. formulaC₁₃H₁₀ClNO₄

Mol. weight279.68

Details

C-0854BACK ORDER

Ciprofloxacin Impurity 25

CAS #122224-30-0

Mol. formulaC₁₇H₁₈FN₃O₃

Mol. weight331.35

Details

C-0857BACK ORDER

Ciprofloxacin N1-Oxide

CAS #NA

Mol. formulaC₁₇H₁₈FN₃O₄. HCl

Mol. weight347.35 36.46

Details

C-0858BACK ORDER

N-Hydroxy Ciprofloxacin

CAS #NA

Mol. formulaC₁₇H₁₈FN₃O₄

Mol. weight 347.35

Details

C-086IN STOCK

Ciprofloxacin EP Impurity B HCl

CAS #2727369-47-1

Mol. formulaC₁₇H₁₉N₃O₃. HCl

Mol. weight313.36 36.46

Details

C-087IN STOCK

Ciprofloxacin EP Impurity C HCl

CAS #528851-31-2

Mol. formulaC₁₅H₁₆FN₃O₃. HCl

Mol. weight305.31 36.46

Details

C-088IN STOCK

Ciprofloxacin EP Impurity D HCl (Ciprofloxacin USP Related Compound A)

CAS #526204-10-4

Mol. formulaC₁₇H₁₈ClN₃O₃. HCl

Mol. weight347.80 36.46

Details

C-089IN STOCK

Ciprofloxacin EP Impurity E

CAS #105394-83-0

Mol. formulaC₁₆H₁₈FN₃O

Mol. weight287.34

Details

C-0911IN STOCK

(S)-Citalopram EP Impurity D Oxalate ((S)-Citalopram USP Related Compound D Oxalate, N-Desmethyl-(S)-Citalopram Oxalate)

CAS #852172-06-6

Mol. formulaC₁₉H₁₉FN₂O. C₂H₂O₄

Mol. weight310.37 90.03

Details

C-0914IN STOCK

Escitalopram EP Impurity L Oxalate (Desfluoro Citalopram Oxalate)

CAS #1093072-86-6

Mol. formulaC₂₀H₂₂N₂O. C₂H₂O₄

Mol. weight306.41 90.03

Details

C-0915IN STOCK

Citalopram EP Impurity C HCl (Citalopram USP Related Compound C HCl, Escitalopram EP Impurity C HCl, 3-Oxo Citalopram HCl)

CAS #NA

Mol. formulaC₂₀H₁₉FN₂O₂. HCl

Mol. weight338.38 36.46

Details

C-0916BACK ORDER

Citalopram Impurity 14

CAS #1470362-85-6

Mol. formulaC20H23FN2O2

Mol. weight342.42

Details

C-0918IN STOCK

Citalopram Impurity 16 Oxalate

CAS #1217846-85-9

Mol. formulaC₂₆H₂₅F₂NO₂. C₂H₂O₄

Mol. weight421.49 90.04

Details

C-0921BACK ORDER

Escitalopram Impurity C

CAS #N/A

Mol. formulaC19H23BrFNO2 HBr

Mol. weight396.30 80.91

Details

C-0926IN STOCK

Citalopram Ring-Opening Impurity Oxalate (Citalopram Alkene Impurity Oxalate) (Mixture of Z and E Isomers)

CAS #NA

Mol. formulaC₂₀H₂₁FN₂O. C₂H₂O₄

Mol. weight324.40 90.04

Details

C-0928IN STOCK

Citalopram Impurity 28 Chloride

CAS #NA

Mol. formulaC₂₁H₂₃ClFN₂O. Cl

Mol. weight373.88 35.45

Details

C-0929IN STOCK

Escitalopram EP Impurity M

CAS #440121-09-5

Mol. formulaC₂₀H₂₂FNO₃

Mol. weight343.40

Details

C-0930BACK ORDER

Citalopram acetyl impurity

CAS #NA

Mol. formulaC21H24FNO2

Mol. weight341.43

Details

C-0931IN STOCK

Citalopram Impurity 4 (1-(4-Dimethylamino) Oxobutyl Citadiol)

CAS #1433278-32-0

Mol. formulaC25H35FN2O3

Mol. weight430.56

Details

C-0933IN STOCK

Citalopram EP Impurity G Dioxalate

CAS #NA

Mol. formulaC₂₅H₃₃FN₂O₂. 2 C₂H₂O₄

Mol. weight412.55 2*90.04

Details

C-0934IN STOCK

Citalopram Descyano Impurity Oxalate

CAS #NA

Mol. formulaC₁₉H₂₂FNO. C₂H₂O₄

Mol. weight299.39 90.03

Details

C-0936BACK ORDER

Citalopram Impurity 17

CAS #NA

Mol. formulaC26H25FN2O

Mol. weight400.50

Details

C-0937IN STOCK

Citalopram EP Impurity A HCl (Citalopram USP Related Compound A HCl, Escitalopram EP Impurity A HCl)

CAS #NA

Mol. formulaC₂₀H₂₃FN₂O₂. HCl

Mol. weight342.41 36.46

Details

C-0938IN STOCK

Citalopram EP Impurity B Oxalate (Citalopram USP Related Compound B, Escitalopram EP Impurity B Oxalate, 3-Hydroxy Citalopram Oxalate)

CAS #1332724-03-4

Mol. formulaC₂₀H₂₁FN₂O₂. C₂H₂O₄

Mol. weight340.40 90.04

Details

C-0939IN STOCK

Citalopram EP Impurity E HCl (Citalopram USP Related Compound G HCl)

CAS #64169-47-7

Mol. formulaC₁₉H₂₁ClFNO. HCl

Mol. weight333.83 36.46

Details

C-094IN STOCK

Escitalopram EP Impurity K Oxalate ((R)-Citalopram Oxalate)

CAS #219861-53-7

Mol. formulaC₂₀H₂₁FN₂O. C₂H₂O₄

Mol. weight324.40 90.03

Details

C-0940IN STOCK

Citalopram EP Impurity F HCl (Citalopram USP Related Compound H HCl)

CAS #1644389-68-3

Mol. formulaC₁₉H₂₁BrFNO. HCl

Mol. weight378.29 36.46

Details

C-0941IN STOCK

Citalopram Impurity 18

CAS #82104-74-3

Mol. formulaC₉H₅NO

Mol. weight159.14

Details

C-0942IN STOCK

Citalopram Impurity 19

CAS #260371-16-2 (ring open isomer)

Mol. formulaC₁₅H₁₀FNO₂

Mol. weight255.25

Details

C-0943IN STOCK

Citalopram Impurity 1 Sodium Salt

CAS #2726596-94-5

Mol. formulaC₂₀H₂₀FN₂O₃. Na

Mol. weight355.39 22.99

Details

C-0945BACK ORDER

Citalopram Impurity 2

CAS #NA

Mol. formulaC20H24N2O2

Mol. weight324.42

Details

C-0946BACK ORDER

Citalopram Impurity 3

CAS #NA

Mol. formulaC20H25FN2O3

Mol. weight360.43

Details

C-0947IN STOCK

Escitalopram EP Impurity H HCl (Citalopram USP Related Compound E, Citalopram N-Oxide HCl)

CAS #62498-71-9

Mol. formulaC₂₀H₂₁FN₂O₂. HCl

Mol. weight340.40 36.46

Details

C-0948IN STOCK

Citalopram EP Impurity C Oxalate (Citalopram USP Related Compound C, 3-Oxo Citalopram Oxalate)

CAS #1440961-11-4

Mol. formulaC₂₀H₁₉FN₂O₂. C₂H₂O₄

Mol. weight338.38 90.03

Details

C-0949BACK ORDER

Citalopram Impurity 5

CAS #NA

Mol. formulaC21H26FNO4

Mol. weight375.44

Details

C-095IN STOCK

Citalopram EP Impurity D HBr (Citalopram USP Related Compound D HBr, N-Desmethyl Citalopram HBr)

CAS #1188264-72-3

Mol. formulaC₁₉H₁₉FN₂O. HBr

Mol. weight310.37 80.91

Details

C-0950BACK ORDER

Citalopram Impurity 6

CAS #NA

Mol. formulaC21H27FN2O3

Mol. weight374.46

Details

C-0951BACK ORDER

Citalopram Impurity 7

CAS #NA

Mol. formulaC21H26FNO4

Mol. weight375.44

Details

C-0952BACK ORDER

Citalopram Impurity 8

CAS #NA

Mol. formulaC21H27FN2O3

Mol. weight374.46

Details

C-0953BACK ORDER

Citalopram Impurity 9

CAS #NA

Mol. formulaC21H25FN2O2

Mol. weight356.44

Details

C-0954IN STOCK

Escitalopram EP Impurity F

CAS #NA

Mol. formulaC₁₄H₁₈N₂O₂

Mol. weight246.31

Details

C-0955BACK ORDER

Citalopram Impurity 11

CAS #NA

Mol. formulaC21H23FN2O

Mol. weight338.43

Details

C-0956BACK ORDER

Citalopram Impurity 12

CAS #NA

Mol. formulaC41H46F2N4O2

Mol. weight664.84

Details

C-0957BACK ORDER

Citalopram Impurity 13

CAS #NA

Mol. formulaC18H16F2N2O

Mol. weight314.34

Details

C-0959IN STOCK

Citalopram Impurity 21

CAS #1133881-04-5

Mol. formulaC₂₀H₂₂FNO₃

Mol. weight343.40

Details

C-0961IN STOCK

Citalopram Impurity 22 Oxalate

CAS #936846-21-8

Mol. formulaC₂₀H₂₂FNO₂. C₂H₂O₄

Mol. weight327.40 90.04

Details

C-0963BACK ORDER

Citalopram Impurity 23

CAS #NA

Mol. formulaC₂₂H₂₂FN₃O₂. C₂H₂O₄

Mol. weight379.44 90.03

Details

C-0964IN STOCK

Citalopram Impurity 24 Oxalate

CAS #NA

Mol. formulaC₂₀H₂₁FN₂O. C₂H₂O₄

Mol. weight324.40 90.03

Details

C-0965BACK ORDER

Citalopram Impurity 25

CAS #1370643-23-4

Mol. formulaC₂₀H₂₁FN₂O

Mol. weight324.40

Details

C-0966IN STOCK

Citalopram Impurity 26 Chloride HCl

CAS #1370643-27-8

Mol. formulaC₄₀H₄₁F₂N₄O. Cl. HCl

Mol. weight631.79 35.45 36.46

Details

C-0967IN STOCK

Citalopram Impurity 27 Chloride

CAS #NA

Mol. formulaC₂₁H₂₃ClFN₂O. Cl

Mol. weight373.88 35.45

Details

C-0969BACK ORDER

Citalopram Impurity 29

CAS #NA

Mol. formulaC₂₇H₂₉FN₂O₄S

Mol. weight496.60

Details

C-0971BACK ORDER

Citalopram Impurity 30

CAS #NA

Mol. formulaC₂₀H₂₃FN₂O₃

Mol. weight358.41

Details

C-0972BACK ORDER

Citalopram Impurity 31

CAS #NA

Mol. formulaC₁₉H₂₁FN₂O₂

Mol. weight328.39

Details

C-0973BACK ORDER

Citalopram Impurity 32

CAS #440124-53-8

Mol. formulaC₂₀H₂₄FNO₄

Mol. weight361.41

Details

C-0974IN STOCK

N-Nitroso Citalopram Impurity 33

CAS #NA

Mol. formulaC₁₉H₂₀FN₃O₃

Mol. weight357.39

Details

C-0975BACK ORDER

Citalopram Impurity 34

CAS #NA

Mol. formulaC₁₉H₁₇FN₂O₂

Mol. weight324.36

Details

C-0976BACK ORDER

N-Nitroso Citalopram Impurity 34

CAS #NA

Mol. formulaC₁₉H₁₆FN₃O₃

Mol. weight353.35

Details

C-0977IN STOCK

N-Nitroso-(S)-Citalopram EP Impurity D (N-Nitroso-(S)-Citalopram USP Related Compound D (Free Form), N-Nitroso-N-Desmethyl-(S)-Citalopram)

CAS #NA

Mol. formulaC₁₉H₁₈FN₃O₂

Mol. weight339.37

Details

C-0978BACK ORDER

Citalopram Impurity 35

CAS #46476-31-7

Mol. formulaC₁₃H₁₉NO₂

Mol. weight221.30

Details

C-0981BACK ORDER

N-Nitroso Citalopram EP Impurity D-d4

CAS #NA

Mol. formulaC₁₉H₁₄D₄FN₃O₂

Mol. weight343.39

Details

C-0982BACK ORDER

(S)-Citalopram EP Impurity D-d4 Oxalate

CAS #NA

Mol. formulaC₁₉H₁₅D₄FN₂O. C₂H₂O₄

Mol. weight314.40 90.04

Details

C-0983BACK ORDER

N-Nitroso (S)-Citalopram EP Impurity D-d4

CAS #NA

Mol. formulaC₁₉H₁₄D₄FN₃O₂

Mol. weight343.39

Details

C-0985BACK ORDER

Citalopram Impurity 36

CAS #NA

Mol. formulaC₄₀H₄₃F₂N₄O₂. Br

Mol. weight649.81 79.90

Details

C-100003BACK ORDER

Clopamide EP Impurity A

CAS #NA

Mol. formulaC₁₄H₂₀ClN₃O₃S

Mol. weight345.84

Details

C-1010BACK ORDER

Clenbuterol Impurity 2

CAS #37159-31-2

Mol. formulaC₁₂H₁₉ClN₂O

Mol. weight242.75

Details

C-101002IN STOCK

Clobetasol Propionate EP Impurity B

CAS #1356190-17-4

Mol. formulaC₂₂H₂₆ClFO₃

Mol. weight392.90

Details

C-101004IN STOCK

Clobetasol Propionate EP Impurity C

CAS #25122-52-5

Mol. formulaC₂₅H₃₂ClFO₅

Mol. weight466.97

Details

C-101005IN STOCK

Clobetasol Propionate EP Impurity D

CAS #25120-99-4

Mol. formulaC₂₅H₃₄ClFO₅

Mol. weight468.99

Details

C-101007IN STOCK

Clobetasol Propionate EP Impurity I (Betamethasone 17-Propionate 21-Mesylate)

CAS #15423-80-0

Mol. formulaC₂₆H₃₅FO₈S

Mol. weight526.62

Details

C-101008IN STOCK

Clobetasol (Betamethasone EP Impurity B, Clobetasol Propionate EP Impurity G)

CAS #25122-41-2

Mol. formulaC₂₂H₂₈ClFO₄

Mol. weight410.91

Details

C-101009BACK ORDER

Clobetasol Propionate Impurity (21-Chloro-16β-methyl-17-(1-oxopropoxy)pregna-1,4-diene-3,20-dione)

CAS #95796-50-2

Mol. formulaC25H33ClO5

Mol. weight448.99

Details

C-101010IN STOCK

Clobetasol Propionate Impurity 2

CAS #59860-99-0

Mol. formulaC₂₂H₂₇FO₄

Mol. weight374.45

Details

C-101014IN STOCK

Clobetasol Propionate EP Impurity E

CAS #NA

Mol. formulaC₂₅H₃₃ClO₄

Mol. weight432.98

Details

C-101015IN STOCK

Clobetasol Propionate EP Impurity J (Clobetasol Propionate USP Related Compound A)

CAS #1486466-31-2

Mol. formulaC₂₅H₃₀ClFO₄

Mol. weight448.96

Details

C-101016IN STOCK

Clobetasol Propionate EP Impurity F

CAS #2412496-00-3

Mol. formulaC₂₂H₂₇FO₄

Mol. weight374.45

Details

C-101017BACK ORDER

Clobetasol Proprionate EP Impurity F Ethyl Ester

CAS #NA

Mol. formulaC24H31FO4

Mol. weight402.51

Details

C-101018BACK ORDER

Clobetasol Propionate Impurity 5

CAS #NA

Mol. formulaC22H30O5

Mol. weight374.48

Details

C-101019IN STOCK

Clobetasol Propionate Impurity 3

CAS #NA

Mol. formulaC25H31FO5

Mol. weight430.52

Details

C-101020BACK ORDER

Clobetasol Propionate Impurity 1

CAS #NA

Mol. formulaC22H27FO4

Mol. weight374.45

Details

C-101021BACK ORDER

Clobetasol Propionate Impurity 4

CAS #NA

Mol. formulaC22H27FO4

Mol. weight374.45

Details

C-101022IN STOCK

Clobetasol Propionate EP Impurity H

CAS #4351-48-8

Mol. formulaC₂₅H₃₃FO₅

Mol. weight432.53

Details

C-101023IN STOCK

Clobetasone Butyrate EP Impurity H

CAS #25122-56-9

Mol. formulaC₂₅H₃₀ClFO₅

Mol. weight464.96

Details

C-101024BACK ORDER

Clobetasone Butyrate EP Impurity H-d5

CAS #NA

Mol. formulaC₂₅H₂₅D₅ClFO₅

Mol. weight469.99

Details

C-101025IN STOCK

Clobetasol Propionate Impurity 6

CAS #75584-93-9

Mol. formulaC₂₄H₂₈ClFO₅

Mol. weight450.93

Details

C-101026BACK ORDER

Clobetasol Propionate Impurity 8

CAS #68791-68-4

Mol. formulaC₂₄H₃₀ClFO₅

Mol. weight452.95

Details

C-10104IN STOCK

Chloramphenicol EP Impurity A

CAS #716-61-0

Mol. formulaC₉H₁₂N₂O₄

Mol. weight212.21

Details

C-10105IN STOCK

Chloramphenicol EP Impurity B

CAS #555-16-8

Mol. formulaC₇H₅NO₃

Mol. weight151.12

Details

C-1014BACK ORDER

Clenbuterol Impurity 3

CAS #NA

Mol. formulaC₁₂H₁₈Br₂N₂O

Mol. weight366.10

Details

C-1015BACK ORDER

Clenbuterol Impurity 4

CAS #NA

Mol. formulaC₈H₈BrCl₂NO

Mol. weight284.96

Details

C-102IN STOCK

Clenbuterol EP Impurity A

CAS #62909-66-4

Mol. formulaC₇H₅Cl₂NO

Mol. weight190.03

Details

C-10210INQUIRE FURTHER

Cyclophosphamide Impurity 5 (Aldophosphamide)

CAS #NA

Mol. formulaC7H15Cl2N2O3P

Mol. weight277.09

Details

C-10215INQUIRE FURTHER

Cyclophosphamide Impurity 1

CAS #NA

Mol. formulaC7H15N2O3P

Mol. weight206.18

Details

C-10216IN STOCK

Cyclophosphamide Impurity 2 HCl

CAS #NA

Mol. formulaC₉H₂₂ClN₂O₄P. HCl

Mol. weight288.71 36.46

Details

C-10217IN STOCK

Cyclophosphamide Impurity 3 DiHCl

CAS #NA

Mol. formulaC₇H₁₉N₂O₅P. 2 HCl

Mol. weight242.21 2*36.46

Details

C-10218IN STOCK

Cyclophosphamide Impurity 4

CAS #2514696-36-5

Mol. formulaC₉H₂₁N₂O₄P

Mol. weight252.25

Details

C-10219IN STOCK

Cyclophosphamide Impurity 25 (Carboxyphosphamide)

CAS #22788-18-7

Mol. formulaC₇H₁₅Cl₂N₂O₄P

Mol. weight293.08

Details

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