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Showing 14101–14200 of 45668 standards · Impurities

E-071030BACK ORDER

Ertapenem Impurity 13 HCl

CAS #444057-62-9

Mol. formulaC₁₂H₁₄N₂O₄. HCl

Mol. weight250.25 36.46

Details

E-071031BACK ORDER

Ertapenem Impurity 14 DiHCl

CAS #NA

Mol. formulaC₁₉H₂₁N₃O₃S. 2HCl

Mol. weight371.46 2*36.46

Details

E-071032BACK ORDER

Ertapenem Impurity 15 DiHCl

CAS #NA

Mol. formulaC₄₄H₄₈N₆O₁₃S₂. 2HCl

Mol. weight933.02 2*36.46

Details

E-071033IN STOCK

Ertapenem Impurity 16 Disodium Salt

CAS #866186-66-5

Mol. formulaC₂₉H₃₀N₄O₇S. 2 Na

Mol. weight578.64 2*22.99

Details

E-071034BACK ORDER

Ertapenem Impurity 17 DiHCl

CAS #444057-64-1

Mol. formulaC₂₄H₂₆N₄O₆S₂. 2HCl

Mol. weight530.61 2*36.46

Details

E-071035BACK ORDER

Ertapenem Impurity 18 HCl

CAS #NA

Mol. formulaC₂₄H₃₀N₄O₆S. HCl

Mol. weight502.59 36.46

Details

E-071036IN STOCK

Ertapenem Impurity 19

CAS #202467-69-4

Mol. formulaC₂₀H₁₉N₃O₇S

Mol. weight445.45

Details

E-071037IN STOCK

Ertapenem Impurity 20

CAS #1401451-19-1

Mol. formulaC₄₀H₃₆N₆O₁₄S₂

Mol. weight888.88

Details

E-071038INQUIRE FURTHER

Ertapenem Impurity 21

CAS #402955-37-7

Mol. formulaC₄₄H₄₈N₆O₁₃S₂

Mol. weight933.02

Details

E-071039BACK ORDER

Ertapenem Impurity 22

CAS #503607-50-9

Mol. formulaC₂₉H₃₀N₄O₉S

Mol. weight610.64

Details

E-071040IN STOCK

Ertapenem Impurity 23

CAS #NA

Mol. formulaC₂₀H₁₉N₃O₇S

Mol. weight445.45

Details

E-071041IN STOCK

Ertapenem Impurity 24

CAS #NA

Mol. formulaC₂₀H₁₉N₃O₇S

Mol. weight445.45

Details

E-071042BACK ORDER

Ertapenem Impurity 25 Sodium Salt

CAS #NA

Mol. formulaC₄₄H₄₅N₆O₁₃S₂. 3Na

Mol. weight929.99 3*22.99

Details

E-071043BACK ORDER

Ertapenem Impurity 26 Sodium Salt

CAS #NA

Mol. formulaC₄₄H₄₅N₆O₁₃S₂. 3Na

Mol. weight929.99 3*22.99

Details

E-071044BACK ORDER

Ertapenem Impurity 27 Sodium Salt

CAS #NA

Mol. formulaC₁₅H₁₉N₂O₇S. 3Na

Mol. weight371.39 3*22.99

Details

E-071045INQUIRE FURTHER

Ertapenem Impurity 28

CAS #402955-34-4

Mol. formulaC₄₄H₅₀N₆O₁₄S₂

Mol. weight951.03

Details

E-071046INQUIRE FURTHER

Ertapenem Impurity 29

CAS #NA

Mol. formulaC₄₆H₅₄N₆O₁₄S₂

Mol. weight979.09

Details

E-071047INQUIRE FURTHER

Ertapenem Impurity 30

CAS #NA

Mol. formulaC₄₄H₅₀N₆O₁₄S₂

Mol. weight951.03

Details

E-071049INQUIRE FURTHER

Ertapenem Impurity 31

CAS #NA

Mol. formulaC₄₄H₅₀N₆O₁₄S₂

Mol. weight951.03

Details

E-071050BACK ORDER

Ertapenem Impurity 33

CAS #357154-27-9

Mol. formulaC₂₂H₂₇N₃O₈S

Mol. weight493.53

Details

E-071051BACK ORDER

Ertapenem Impurity 34

CAS #87691-27-8

Mol. formulaC₁₀H₁₇NO₅

Mol. weight231.25

Details

E-071052BACK ORDER

Ertapenem Impurity 35

CAS #135042-12-5

Mol. formulaC₁₀H₁₇NO₅

Mol. weight231.25

Details

E-071053BACK ORDER

Ertapenem Impurity 36

CAS #147266-92-0

Mol. formulaC₁₀H₁₇NO₅

Mol. weight231.25

Details

E-071054BACK ORDER

Ertapenem Impurity 37

CAS #1130421-81-6

Mol. formulaC₁₀H₁₇NO₄S

Mol. weight247.31

Details

E-071055BACK ORDER

Ertapenem Impurity 38

CAS #NA

Mol. formulaC₁₅H₂₀N₂O₃S

Mol. weight308.40

Details

E-071056BACK ORDER

Ertapenem Impurity 39

CAS #2231664-43-8

Mol. formulaC₁₀H₁₇NO₄S

Mol. weight247.31

Details

E-071057BACK ORDER

Ertapenem Impurity 40 HCl

CAS #NA

Mol. formulaC₁₂H₁₄N₂O₃S. HCl

Mol. weight266.32 36.46

Details

E-071058BACK ORDER

Ertapenem Impurity 41 HCl

CAS #NA

Mol. formulaC₁₂H₁₄N₂O₃S. HCl

Mol. weight266.32 36.46

Details

E-071059INQUIRE FURTHER

Ertapenem Dimer Ester Impurity 2

CAS #NA

Mol. formulaC₄₄H₅₀N₆O₁₄S₂

Mol. weight951.03

Details

E-0712IN STOCK

Efavirenz Impurity (6-chloro-4-[2-(2-methylcyclopropyl)ethynyl]-4-(trifluoromethyl)-2H-3,1-benzoxazin-2-one)

CAS #1217623-65-8

Mol. formulaC15H11ClF3NO2

Mol. weight329.71

Details

E-0713IN STOCK

Efavirenz Impurity 18

CAS #1627575-36-3

Mol. formulaC₁₄H₁₁ClF₃NO₂

Mol. weight317.69

Details

E-0714IN STOCK

Efavirenz Impurity 16

CAS #NA

Mol. formulaC14H9ClF3NO2

Mol. weight315.68

Details

E-0715IN STOCK

Efavirenz Impurity 17 (Mixture of Z and E Isomers)

CAS #2125704-30-3

Mol. formulaC₁₄H₉ClF₃NO₂

Mol. weight315.68

Details

E-0716IN STOCK

rac-Efavirenz Impurity 22 (rac-Efavirenz benzoylaminoalcohol)

CAS #1189491-03-9

Mol. formulaC₂₁H₁₇ClF₃NO₃

Mol. weight423.82

Details

E-0717IN STOCK

Efavirenz Impurity 19

CAS #2177283-35-9

Mol. formulaC₁₆H₁₃ClF₃NO₂

Mol. weight343.73

Details

E-0719INQUIRE FURTHER

Efavirenz Cyclobutenylindole Impurity 2

CAS #NA

Mol. formulaC16H13ClF3NO2

Mol. weight343.74

Details

E-0720BACK ORDER

Efavirenz Impurity 1

CAS #NA

Mol. formulaC14H9ClF3NO2

Mol. weight315.68

Details

E-072003BACK ORDER

Epoxiconazole Impurity 1

CAS #NA

Mol. formulaC17H13ClFN3O

Mol. weight329.76

Details

E-0721BACK ORDER

Efavirenz Impurity 2

CAS #NA

Mol. formulaC14H9ClF3NO2

Mol. weight315.68

Details

E-0722IN STOCK

Efavirenz Impurity 3 (Mixture of Z and E Isomers)

CAS #NA

Mol. formulaC14H9ClF3NO2

Mol. weight315.68

Details

E-0723BACK ORDER

Efavirenz Impurity 4

CAS #NA

Mol. formulaC14H9ClF3NO2

Mol. weight315.68

Details

E-0725BACK ORDER

Efavirenz Impurity 6

CAS #NA

Mol. formulaC14H10Cl2F3NO2

Mol. weight352.14

Details

E-0726BACK ORDER

Efavirenz Impurity 7

CAS #NA

Mol. formulaC14H9ClF3NO2

Mol. weight315.68

Details

E-0727BACK ORDER

Efavirenz Impurity 8

CAS #NA

Mol. formulaC16H13ClF3NO2

Mol. weight343.74

Details

E-0728IN STOCK

Efavirenz Impurity 9

CAS #211563-41-6

Mol. formulaC₁₆H₁₅ClF₃NO₃

Mol. weight361.75

Details

E-0729IN STOCK

Efavirenz Impurity 10

CAS #211563-40-5

Mol. formulaC15H13ClF3NO3

Mol. weight347.72

Details

E-0734IN STOCK

Efavirenz Impurity 12 (Efavirenz Aminoalcohol Bis(ethoxycarbonyl))

CAS #2733280-20-9

Mol. formulaC₁₉H₁₉ClF₃NO₅

Mol. weight433.81

Details

E-0735IN STOCK

Efavirenz Impurity 13 (Mixture of Diastereomers)

CAS #209414-26-6

Mol. formulaC₂₁H₁₇ClF₃NO₂

Mol. weight407.82

Details

E-0736IN STOCK

Efavirenz Impurity 14

CAS #173676-60-3

Mol. formulaC₂₁H₁₉ClF₃NO₂

Mol. weight409.83

Details

E-0737IN STOCK

Efavirenz Impurity 15

CAS #174819-21-7

Mol. formulaC₂₂H₁₇ClF₃NO₃

Mol. weight435.83

Details

E-0739BACK ORDER

Efavirenz Impurity 20

CAS #NA

Mol. formulaC₂₇H₂₀Cl₂F₆N₂O₃

Mol. weight605.36

Details

E-0740BACK ORDER

Efavirenz Impurity 21

CAS #1189909-96-3

Mol. formulaC₁₄H₉ClF₃NO₄

Mol. weight347.67

Details

E-0741IN STOCK

Efavirenz Impurity 22 (Efavirenz Benzoylaminoalcohol)

CAS #353270-77-6

Mol. formulaC₂₁H₁₇ClF₃NO₃

Mol. weight423.82

Details

E-075017BACK ORDER

MTBE Impurity 1

CAS #90200-66-1

Mol. formulaC₈H₁₆O

Mol. weight128.22

Details

E-075018BACK ORDER

MTBE Impurity 2

CAS #53282-39-6

Mol. formulaC₈H₁₆O

Mol. weight128.22

Details

E-075019IN STOCK

MTBE Impurity 1 and MTBE Impurity 2

CAS #NA

Mol. formulaC₈H₁₆O

Mol. weight128.22

Details

E-075035BACK ORDER

1,6,13,18-Tetraoxacyclotetracosane-7,12,19,24-tetrone

CAS #NA

Mol. formulaC₂₀H₃₂O₈

Mol. weight400.47

Details

E-076BACK ORDER

Efavirenz Ring-opening Impurity

CAS #N/A

Mol. formulaC14H9ClF3NO2

Mol. weight315.68

Details

E-076001IN STOCK

(R)-Etomidate EP Impurity C

CAS #771422-77-6

Mol. formulaC₁₅H₁₈N₂O₂

Mol. weight258.32

Details

E-076002IN STOCK

Etomidate EP Impurity A

CAS #7036-56-8

Mol. formulaC₁₂H₁₂N₂O₂

Mol. weight216.24

Details

E-076003IN STOCK

Etomidate Impurity 1

CAS #844658-92-0

Mol. formulaC₁₁H₁₂N₂

Mol. weight172.23

Details

E-076005IN STOCK

Etomidate EP Impurity A ((R)-Isomer)

CAS #56649-48-0

Mol. formulaC₁₂H₁₂N₂O₂

Mol. weight216.24

Details

E-076006BACK ORDER

Etomidate Impurity 3

CAS #NA

Mol. formulaC₁₃H₁₄N₂O₂

Mol. weight230.27

Details

E-076007IN STOCK

Etomidate Impurity 4

CAS #84711-26-2

Mol. formulaC₁₄H₁₆N₂O₂S

Mol. weight276.35

Details

E-076008IN STOCK

Etomidate Impurity 5 HCl

CAS #NA

Mol. formulaC₁₂H₁₇NO₂. HCl

Mol. weight207.27 36.46

Details

E-076009IN STOCK

Etomidate Impurity 6

CAS #66514-85-0

Mol. formulaC₁₃H₁₇NO₃

Mol. weight235.28

Details

E-076010IN STOCK

Etomidate Impurity 9

CAS #23785-21-9

Mol. formulaC₆H₈N₂O₂

Mol. weight140.14

Details

E-076011IN STOCK

Etomidate Impurity 7

CAS #2433776-55-5

Mol. formulaC₁₄H₁₆N₂O₃

Mol. weight260.29

Details

E-076012BACK ORDER

Etomidate Impurity 8

CAS #NA

Mol. formulaC14H16N2O3

Mol. weight260.29

Details

E-076013BACK ORDER

Etomidate Impurity 10 (Ethyl 1H-imidazole-1-carboxylate)

CAS #19213-72-0

Mol. formulaC₆H₈N₂O₂

Mol. weight140.14

Details

E-076017IN STOCK

Etomidate Impurity 11

CAS #NA

Mol. formulaC₁₁H₁₂N₂S

Mol. weight204.29

Details

E-076018IN STOCK

Etomidate Impurity 12

CAS #NA

Mol. formulaC₁₂H₁₂N₂O₂S

Mol. weight248.30

Details

E-076019BACK ORDER

Etomidate Impurity 13

CAS #NA

Mol. formulaC12H13NO4

Mol. weight235.24

Details

E-076020BACK ORDER

Etomidate Impurity 14

CAS #NA

Mol. formulaC₁₁H₁₃NO₃

Mol. weight207.23

Details

E-076021IN STOCK

Etomidate Impurity 15

CAS #2374709-47-2

Mol. formulaC₁₆H₂₃NO₄

Mol. weight293.36

Details

E-076022IN STOCK

Etomidate Impurity 16

CAS #31502-34-8

Mol. formulaC₉H₁₁NO

Mol. weight149.19

Details

E-076023IN STOCK

Etomidate Impurity 17

CAS #81591-23-3

Mol. formulaC₁₂H₁₅NO₃

Mol. weight221.26

Details

E-076024IN STOCK

Etomidate Impurity 18

CAS #NA

Mol. formulaC₁₄H₁₉NO₃

Mol. weight249.31

Details

E-076025IN STOCK

Etomidate Impurity 19

CAS #66512-38-7

Mol. formulaC₁₃H₁₇NO₃

Mol. weight235.28

Details

E-076026IN STOCK

Etomidate Impurity 20

CAS #112421-33-7

Mol. formulaC₁₄H₁₆N₂O₂S

Mol. weight276.35

Details

E-076027IN STOCK

Etomidate Impurity 21

CAS #NA

Mol. formulaC₁₄H₁₇NO₄

Mol. weight263.29

Details

E-076028BACK ORDER

Etomidate Impurity 21 Sodium Salt

CAS #NA

Mol. formulaC₁₄H₁₆NO₄. Na

Mol. weight262.29 22.99

Details

E-076029IN STOCK

Etomidate Impurity 23 HCl

CAS #NA

Mol. formulaC₁₂H₁₇NO₂. HCl

Mol. weight207.27 36.46

Details

E-076030BACK ORDER

Etomidate Impurity 24

CAS #91284-61-6

Mol. formulaC₁₁H₁₅NO₂

Mol. weight193.25

Details

E-076031BACK ORDER

Etomidate Impurity 25

CAS #NA

Mol. formulaC₁₆H₂₃NO₄

Mol. weight293.36

Details

E-076032BACK ORDER

Etomidate Impurity 26

CAS #NA

Mol. formulaC20H30NO6 Br

Mol. weight380.46 79.90

Details

E-076033IN STOCK

Etomidate Impurity 27

CAS #928331-18-4

Mol. formulaC₁₁H₁₂N₂S

Mol. weight204.29

Details

E-076034BACK ORDER

Etomidate Impurity 28 ((S)-Etomidate Acid)

CAS #56649-49-1

Mol. formulaC₁₂H₁₂N₂O₂

Mol. weight216.24

Details

E-076035IN STOCK

Etomidate EP Impurity C

CAS #792842-51-4

Mol. formulaC₁₅H₁₈N₂O₂

Mol. weight258.32

Details

E-076036BACK ORDER

Etomidate Impurity 29 (Mixture of Diastereomers)

CAS #NA

Mol. formulaC₁₅H₁₈N₂O₃

Mol. weight274.32

Details

E-076037BACK ORDER

Etomidate Impurity 30 (Mixture of Diastereomers)

CAS #NA

Mol. formulaC₁₅H₁₈N₂O₃

Mol. weight274.32

Details

E-076038BACK ORDER

Etomidate Impurity 31

CAS #NA

Mol. formulaC₁₄H₁₆N₂O₃

Mol. weight260.29

Details

E-076039BACK ORDER

Etomidate Impurity 32

CAS #NA

Mol. formulaC₁₄H₁₆N₂O₃

Mol. weight260.29

Details

E-076040BACK ORDER

Etomidate Impurity 33

CAS #93781-59-0

Mol. formulaC₈H₁₀O₂

Mol. weight138.17

Details

E-076041BACK ORDER

Etomidate Impurity 34

CAS #195257-74-0

Mol. formulaC8H10O2

Mol. weight138.17

Details

E-076042BACK ORDER

Etomidate Impurity 35

CAS #194545-44-3

Mol. formulaC₈H₁₀O₂

Mol. weight138.17

Details

E-076043BACK ORDER

Etomidate Impurity 36

CAS #NA

Mol. formulaC₁₄H₁₆N₂O₃

Mol. weight260.29

Details

E-076044IN STOCK

Etomidate Impurity 29 HCl and Etomidate Impurity 30 HCl (Mixture of Diastereomers)

CAS #NA

Mol. formulaC₁₅H₁₈N₂O₃. HCl

Mol. weight274.32 36.46

Details

E-076045BACK ORDER

Etomidate Impurity 37

CAS #NA

Mol. formulaC₁₈H₂₂N₂O

Mol. weight 282.39

Details

E-076046BACK ORDER

Etomidate Impurity 38

CAS #NA

Mol. formulaC₁₉H₂₂N₂O₂

Mol. weight310.40

Details

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