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All APIs CRMs Stable Isotope Labeled Nitrosamines Impurities Glucuronides Metabolites Other New Products

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Showing 2601–2700 of 45616 standards · Impurities

A-323008BACK ORDER

AGN 194204 Impurity 7

CAS #20619-88-5

Mol. formulaC₂₄H₃₄

Mol. weight322.54

Details

A-3231IN STOCK

Aprepitant Impurity 12 HCl

CAS #NA

Mol. formulaC₂₀H₁₈F₇NO₂. HCl

Mol. weight437.36 36.46

Details

A-3233BACK ORDER

Aprepitant Impurity 13

CAS #NA

Mol. formulaC₂₉H₂₅F₇N₄O₃

Mol. weight610.54

Details

A-3234IN STOCK

Aprepitant Impurity 14

CAS #NA

Mol. formulaC₂₉H₂₅F₇N₄O₃

Mol. weight610.53

Details

A-3235BACK ORDER

Aprepitant Impurity 15

CAS #172673-23-3

Mol. formulaC₂₃H₂₂F₆N₄O₄

Mol. weight532.44

Details

A-3236BACK ORDER

Aprepitant Impurity 16

CAS #638990-20-2

Mol. formulaC₂₂H₂₄N₂O₅

Mol. weight396.44

Details

A-3237BACK ORDER

Aprepitant Impurity 17

CAS #NA

Mol. formulaC₂₁H₁₉F₆NO₃

Mol. weight447.38

Details

A-3238IN STOCK

Aprepitant Impurity 18

CAS #NA

Mol. formulaC₁₂H₇F₉O₂

Mol. weight354.17

Details

A-3239BACK ORDER

Aprepitant Impurity 19

CAS #78-69-3

Mol. formulaC₁₀H₂₂O

Mol. weight158.29

Details

A-3240IN STOCK

Aprepitant Impurity 20

CAS #NA

Mol. formulaC₂₀H₁₇F₆NO₂

Mol. weight417.35

Details

A-3241BACK ORDER

Aprepitant Impurity 21

CAS #NA

Mol. formulaC₂₆H₂₂F₇NO₂

Mol. weight513.154

Details

A-3242BACK ORDER

Aprepitant Impurity 22

CAS #172678-47-6

Mol. formulaC₂₀H₁₈F₇NO₂

Mol. weight437.123

Details

A-3243BACK ORDER

Aprepitant Impurity 23

CAS #NA

Mol. formulaC₂₆H₂₂F₇NO₂

Mol. weight513.154

Details

A-3244BACK ORDER

Aprepitant Impurity 24

CAS #1379883-12-1

Mol. formulaC₁₂H₁₄N₂O₂

Mol. weight218.106

Details

A-3245BACK ORDER

Aprepitant Impurity 25

CAS #NA

Mol. formulaC₂₀H₁₈F₇NO₃

Mol. weight453.117

Details

A-3246IN STOCK

Aprepitant Impurity 26

CAS #2410426-96-7

Mol. formula C₁₄H₁₃F₆NO₃

Mol. weight357.25

Details

A-3247BACK ORDER

Aprepitant Impurity 27

CAS #NA

Mol. formulaC₂₇H₂₆F₇NO₃

Mol. weight545.180

Details

A-3248BACK ORDER

Aprepitant Impurity 28

CAS #NA

Mol. formulaC₂₀H₁₈F₇NO₃

Mol. weight453.117

Details

A-3249BACK ORDER

N-Nitroso Aprepitant Impurity 10

CAS #NA

Mol. formulaC₂₀H₁₇F₇N₂O₃

Mol. weight466.36

Details

A-3250BACK ORDER

N-Nitroso Aprepitant Impurity 1 Enantiomer

CAS #NA

Mol. formulaC₂₀H₁₇F₇N₂O₃

Mol. weight466.36

Details

A-3251BACK ORDER

N-Nitroso Aprepitant Impurity 1

CAS #NA

Mol. formulaC₂₀H₁₇F₇N₂O₃

Mol. weight466.36

Details

A-3252BACK ORDER

N-Nitroso Aprepitant Impurity 4

CAS #NA

Mol. formulaC₂₀H₁₇F₇N₂O₃

Mol. weight466.36

Details

A-3253BACK ORDER

N-Nitroso Aprepitant Impurity 5

CAS #NA

Mol. formulaC₂₀H₁₇F₇N₂O₃

Mol. weight 466.36

Details

A-3254BACK ORDER

N-Nitroso Aprepitant Impurity 8

CAS #NA

Mol. formulaC₂₀H₁₇F₇N₂O₃

Mol. weight466.36

Details

A-3255BACK ORDER

N-Nitroso Aprepitant Impurity 11

CAS #NA

Mol. formulaC₂₀H₁₇F₇N₂O₃

Mol. weight466.36

Details

A-3256BACK ORDER

N-Nitroso Aprepitant Impurity 12

CAS #NA

Mol. formulaC₂₀H₁₇F₇N₂O₃

Mol. weight466.36

Details

A-3257BACK ORDER

Aprepitant Impurity 29

CAS #NA

Mol. formulaC₆H₇ClN₆O₂

Mol. weight230.61

Details

A-3258BACK ORDER

Aprepitant Impurity 30

CAS #NA

Mol. formulaC₆H₇ClN₆O₂

Mol. weight230.61

Details

A-326IN STOCK

Aprepitant EP Impurity A (Defluoro Aprepitant)

CAS #170729-76-7

Mol. formulaC₂₃H₂₂F₆N₄O₃

Mol. weight516.44

Details

A-3260INQUIRE FURTHER

Aprepitant Impurity 35

CAS #NA

Mol. formulaC₆H₆F₃NO₄

Mol. weight213.11

Details

A-3261INQUIRE FURTHER

Aprepitant Impurity 36

CAS #NA

Mol. formulaC₁₉H₁₇F₄NO₃

Mol. weight383.34

Details

A-3262INQUIRE FURTHER

Aprepitant Impurity 37

CAS #NA

Mol. formulaC₁₂H₁₁F₄NO₃

Mol. weight293.22

Details

A-3263BACK ORDER

Aprepitant Impurity 38

CAS #NA

Mol. formulaC₁₄H₁₅F₆NO₂

Mol. weight343.27

Details

A-3264BACK ORDER

Aprepitant Impurity 39

CAS #252742-72-6

Mol. formulaC₃H₄ClN₃O

Mol. weight133.54

Details

A-3265BACK ORDER

Aprepitant Impurity 40

CAS #155742-64-6

Mol. formulaC₄H₈ClN₃O₂

Mol. weight165.58

Details

A-327003BACK ORDER

Anagyrine Impurity 1

CAS #10550-79-5

Mol. formulaC₇H₁₂N₄O₄

Mol. weight216.20

Details

A-327004BACK ORDER

Anagyrine Impurity 2

CAS #4889-98-9

Mol. formulaC₇H₆N₂O₄

Mol. weight182.14

Details

A-327005BACK ORDER

Anagyrine Impurity 3

CAS #462101-33-3

Mol. formulaC₇H₁₀N₂O₂

Mol. weight154.17

Details

A-330005BACK ORDER

Asciminib Impurity 1

CAS #NA

Mol. formulaC₁₈H₁₆ClF₂N₃O₅

Mol. weight 427.79

Details

A-3310BACK ORDER

Alendronate Impurity 2

CAS #2763925-95-5

Mol. formulaC₁₉H₂₃NO₉P₂

Mol. weight471.34

Details

A-331066BACK ORDER

N-Chloro-N-nitroadamantan-1-Amine

CAS #56409-10-0

Mol. formulaC₁₀H₁₅ClN₂O₂

Mol. weight230.69

Details

A-331067BACK ORDER

1H-Tetrazol-5-Amine

CAS #4418-61-5

Mol. formulaCH₃N₅

Mol. weight85.07

Details

A-3311BACK ORDER

Alendronate Impurity 3

CAS #NA

Mol. formulaC₄H₁₃NO₈P₂

Mol. weight265.09

Details

A-331112BACK ORDER

1,3-Dimethylpentylamine HCl

CAS #13803-74-2

Mol. formulaC₇H₁₇N. HCl

Mol. weight115.22 36.46

Details

A-331113BACK ORDER

1,4-Dimethylpentylamine HCl

CAS #71776-71-1

Mol. formulaC₇H₁₇N. HCl

Mol. weight115.22 36.46

Details

A-331114BACK ORDER

1,5-Dimethylhexylamine HCl

CAS #5984-59-8

Mol. formula C₈H₁₉N. HCl

Mol. weight129.25 36.46

Details

A-331123IN STOCK

(2R)-3-Methyl-2-Phenyl-1-Butanamine

CAS #67152-35-6

Mol. formulaC₁₁H₁₇N

Mol. weight163.26

Details

A-331124BACK ORDER

N-Hydroxy-1H-indazol-5-Amine

CAS #2242424-54-8

Mol. formulaC₇H₇N₃O

Mol. weight149.15

Details

A-331126IN STOCK

(2S)-3-Methyl-2-Phenyl-1-Butanamine

CAS #106498-32-2

Mol. formulaC₁₁H₁₇N

Mol. weight163.26

Details

A-331128BACK ORDER

4-Ethylbenzene-1,3-diamine

CAS #1195-06-8

Mol. formulaC₈H₁₂N₂

Mol. weight 136.20

Details

A-331130BACK ORDER

Triazacyclononane Impurity 1

CAS #174137-99-6

Mol. formulaC₁₂H₂₅N₃O₂

Mol. weight243.35

Details

A-331133BACK ORDER

3-Bromopropylamine

CAS #18370-81-5

Mol. formulaC₃H₈BrN

Mol. weight138.01

Details

A-334IN STOCK

Alendronic Acid Impurity 2

CAS #73858-59-0

Mol. formulaC₄H₁₀NO₃P

Mol. weight151.10

Details

A-334001BACK ORDER

Androstane Impurity 1

CAS #86335-13-9

Mol. formulaC₁₉H₂₆O

Mol. weight270.42

Details

A-334002

Controlled item — please contact our sales team

Details

A-336BACK ORDER

Alendronate Impurity 1

CAS #NA

Mol. formulaC₁₉H₂₀NO₆P

Mol. weight389.35

Details

A-336001IN STOCK

Acetylcysteine EP Impurity C (Acetylcysteine USP Related Compound C)

CAS #5545-17-5

Mol. formulaC₁₀H₁₆N₂O₆S₂

Mol. weight324.37

Details

A-336002IN STOCK

Acetylcysteine EP Impurity D (Acetylcysteine USP Related Compound D)

CAS #18725-37-6

Mol. formulaC₇H₁₁NO₄S

Mol. weight205.23

Details

A-336003IN STOCK

Acetylcysteine EP Impurity B (L-Cysteine)

CAS #52-90-4

Mol. formulaC₃H₇NO₂S

Mol. weight121.16

Details

A-336004IN STOCK

Acetylcysteine Impurity 8

CAS #137698-08-9

Mol. formulaC₈H₁₄N₂O₅S

Mol. weight250.27

Details

A-336005IN STOCK

Acetylcysteine EP Impurity A (L-Cystine)

CAS #56-89-3

Mol. formulaC₆H₁₂N₂O₄S₂

Mol. weight240.29

Details

A-336007IN STOCK

Acetylcysteine Impurity 1 Sodium Salt

CAS #15058-19-2

Mol. formulaC₅H₆NO₂S. Na

Mol. weight144.17 22.99

Details

A-336009IN STOCK

Acetylcysteine Impurity 14 DiHCl

CAS #438542-17-7

Mol. formulaC₈H₁₇N₃O₂S. 2 HCl

Mol. weight219.31 2 36.46

Details

A-336010IN STOCK

Acetylcysteine Impurity 9 Sodium Salt

CAS #NA

Mol. formulaC₈H₁₄NO₄S. Na

Mol. weight220.26 22.99

Details

A-336011IN STOCK

Acetylcysteine Impurity 4 Disodium Salt

CAS #NA

Mol. formulaC₅H₇NO₅S. 2 Na

Mol. weight193.18 2*22.99

Details

A-336012IN STOCK

Acetylcysteine Impurity 3

CAS #79560-92-2

Mol. formulaC₅H₉NO₆S

Mol. weight211.19

Details

A-336013IN STOCK

Acetylcysteine Impurity 2 (L-Cysteic Acid)

CAS #498-40-8

Mol. formulaC₃H₇NO₅S

Mol. weight169.15

Details

A-336014IN STOCK

(S)-Acetylcysteine

CAS #26117-28-2

Mol. formulaC₅H₉NO₃S

Mol. weight163.19

Details

A-336016INQUIRE FURTHER

Acetylcysteine Impurity 6

CAS #NA

Mol. formulaC₅H₉NO₃S

Mol. weight163.19

Details

A-336017IN STOCK

rac-Acetylcysteine

CAS #7218-04-4

Mol. formulaC₅H₉NO₃S

Mol. weight163.19

Details

A-336018INQUIRE FURTHER

Acetylcysteine Impurity 12

CAS #NA

Mol. formulaC₈H₁₃NO₅S

Mol. weight235.25

Details

A-336019IN STOCK

Acetylcysteine Impurity 13 (CEMA)

CAS #NA

Mol. formulaC₈H₁₃NO₅S

Mol. weight235.25

Details

A-336020BACK ORDER

Acetylcysteine Impurity 10

CAS #NA

Mol. formulaC₅H₉NO₄S

Mol. weight179.19

Details

A-336021INQUIRE FURTHER

Acetylcysteine Impurity 15

CAS #122083-16-3

Mol. formulaC₁₁H₁₅NO₄S

Mol. weight257.30

Details

A-336022BACK ORDER

Acetylcysteine Impurity 16 HCl

CAS #NA

Mol. formulaC₆H₁₁NO₄S. HCl

Mol. weight193.22 36.46

Details

A-336023BACK ORDER

Acetylcysteine Impurity 17

CAS #NA

Mol. formulaC₉H₁₄N₂O₆S

Mol. weight278.28

Details

A-336024BACK ORDER

Acetylcysteine Impurity 18

CAS #NA

Mol. formulaC₉H₁₅NO₄S

Mol. weight233.28

Details

A-336025IN STOCK

Acetylcysteine Impurity 19

CAS #6436-58-4

Mol. formulaC₆H₉NO₂S

Mol. weight159.20

Details

A-336026IN STOCK

Acetylcysteine Impurity 9 Potassium Salt

CAS #NA

Mol. formulaC₈H₁₄NO₄S. K

Mol. weight220.26 39.10

Details

A-336027IN STOCK

Acetylcysteine Impurity 20-d3 Sodium Salt (Mixture of Z and E Isomers)

CAS #NA

Mol. formulaC₁₀H₁₃D₃NO₄S. Na

Mol. weight249.33 22.99

Details

A-336028IN STOCK

Acetylcysteine Impurity 20 Sodium Salt (Mixture of Z and E Isomers)

CAS #NA

Mol. formulaC₁₀H₁₆NO₄S. Na

Mol. weight246.31 22.99

Details

A-336029IN STOCK

(S)-Acetylcysteine EP Impurity D ((S)-Acetylcysteine USP Related Compound D)

CAS #1795785-99-7

Mol. formulaC₇H₁₁NO₄S

Mol. weight205.23

Details

A-336030IN STOCK

Acetylcysteine Impurity 22 Sodium Salt

CAS #NA

Mol. formulaC₈H₁₃N₂O₅. Na

Mol. weight249.26 22.99

Details

A-336031IN STOCK

Acetylcysteine EP Impurity C Disodium Salt (Acetylcysteine USP Related Compound C Disodium Salt)

CAS #1376779-04-2

Mol. formulaC₁₀H₁₄N₂O₆S₂. 2 Na

Mol. weight322.35 2*22.99

Details

A-336032BACK ORDER

Acetylcysteine Impurity 23

CAS #103974-29-4

Mol. formulaC₇H₁₂N₂O₄S

Mol. weight220.24

Details

A-336033IN STOCK

4-Hydroxy Nonenal Acetylcysteine (Mixture of Diastereomers)

CAS #146764-24-1

Mol. formulaC₁₄H₂₅NO₅S

Mol. weight319.42

Details

A-336034BACK ORDER

Acetylcysteine Impurity 24

CAS #74401-71-1

Mol. formulaC₇H₁₁NO₄S

Mol. weight205.23

Details

A-336035BACK ORDER

N-Acetylcysteine Amide

CAS #38520-57-9

Mol. formulaC₅H₁₀N₂O₂S

Mol. weight162.21

Details

A-336037BACK ORDER

Acetylcysteine Impurity 25

CAS #NA

Mol. formulaC₁₀H₁₂N₂O₄S₂

Mol. weight288.34

Details

A-336038BACK ORDER

Acetylcysteine Impurity 26

CAS #NA

Mol. formulaC₅H₇NO₂S

Mol. weight145.18

Details

A-336040BACK ORDER

ent-Acetylcysteine EP Impurity C (ent-Acetylcysteine USP Related Compound C)

CAS #97247-12-6

Mol. formulaC₁₀H₁₆N₂O₆S₂

Mol. weight324.37

Details

A-336041INQUIRE FURTHER

Acetylcysteine Impurity 28

CAS #NA

Mol. formulaC₅H₈ClNO₅S₂

Mol. weight261.69

Details

A-336042BACK ORDER

Acetylcysteine impurity 29

CAS #NA

Mol. formulaC₁₁H₁₅NO₉S

Mol. weight337.30

Details

A-336043IN STOCK

Acetylcysteine Mannitol Adduct

CAS #NA

Mol. formulaC₁₁H₂₁NO₈S

Mol. weight327.35

Details

A-336044BACK ORDER

Acetylcysteine Impurity 30

CAS #NA

Mol. formulaC₈H₁₃NO₄S

Mol. weight219.26

Details

A-336045INQUIRE FURTHER

Acetylcysteine Impurity 31

CAS #NA

Mol. formulaC₁₁H₁₅NO₄S

Mol. weight257.30

Details

A-337INQUIRE FURTHER

Alendronic Acid Related Impurity 2

CAS #165043-19-6

Mol. formulaC₄H₁₂NO₈P₃

Mol. weight295.06

Details

A-337003IN STOCK

Acipimox Impurity 1

CAS #2734844-49-4

Mol. formulaC₆H₆N₂O₄

Mol. weight170.12

Details

A-337004IN STOCK

Acipimox Impurity 2

CAS #32046-26-7

Mol. formulaC₅H₆N₂O₂

Mol. weight126.12

Details

A-337005IN STOCK

Acipimox Impurity 3

CAS #51037-31-1

Mol. formulaC₆H₆N₂O₃

Mol. weight154.13

Details

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