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

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Showing 43701–43800 of 45615 standards · Impurities

V-032012INQUIRE FURTHER

Vancomycin EP Impurity H (Mono-Dechloro-6 Vancomycin B)

CAS #357396-41-9

Mol. formulaC₆₆H₇₆ClN₉O₂₄

Mol. weight1414.84

Details

V-032013INQUIRE FURTHER

Vancomycin EP Impurity I (3.2-syn-Chloro-vancomycin B)

CAS #NA

Mol. formulaC₆₆H₇₅Cl₂N₉O₂₄

Mol. weight1449.27

Details

V-032014INQUIRE FURTHER

Vancomycin EP Impurity J (26-epi-Vancomycin B)

CAS #NA

Mol. formulaC₆₆H₇₅Cl₂N₉O₂₄

Mol. weight1449.29

Details

V-032016BACK ORDER

Vancomycin EP Impurity L ([L-alpha-Asp3] Vancomycin B)

CAS #79517-31-0

Mol. formulaC₆₆H₇₄Cl₂N₈O₂₅

Mol. weight1450.25

Details

V-032017BACK ORDER

Vancomycin CDP-1 (Vancomycin EP Impurity B and Vancomycin EP Impurity E)

CAS #55598-85-1

Mol. formulaC₆₆H₇₄Cl₂N₈O₂₅

Mol. weight1450.25

Details

V-032019INQUIRE FURTHER

Vancomycin Impurity 1

CAS #NA

Mol. formulaC₆₅H₇₃Cl₂N₉O₂₄

Mol. weight1435.24

Details

V-032020IN STOCK

Norvancomycin HCl (Vancomycin EP Impurity A HCl)

CAS #213997-73-0

Mol. formulaC₆₅H₇₃Cl₂N₉O₂₄. HCl

Mol. weight1435.24 36.46

Details

V-032022INQUIRE FURTHER

Vancomycin EP Impurity E ([L-beta-Asp3]-Vancomycin)

CAS #NA

Mol. formulaC₆₆H₇₄Cl₂N₈O₂₅

Mol. weight1450.25

Details

V-032023INQUIRE FURTHER

Vancomycin Impurity 2 (Demethyl-Vancomycin B)

CAS #NA

Mol. formulaC₆₅H₇₃Cl₂N₉O₂₄

Mol. weight1435.24

Details

V-032024INQUIRE FURTHER

Vancomycin Impurity 3 (Vancomycin B 26-Methyl Ester)

CAS #NA

Mol. formulaC₆₇H₇₇Cl₂N₉O₂₄

Mol. weight1463.29

Details

V-032025INQUIRE FURTHER

Vancomycin Impurity 4 (Dehydroxyl-Vancomycin B)

CAS #NA

Mol. formulaC₆₆H₇₅Cl₂N₉O₂₃

Mol. weight1433.27

Details

V-032026INQUIRE FURTHER

Vancomycin Impurity 5 (N-Methyl-Vancomycin B)

CAS #NA

Mol. formulaC₆₇H₇₇Cl₂N₉O₂₄

Mol. weight1463.29

Details

V-032027INQUIRE FURTHER

Vancomycin Impurity 6

CAS #NA

Mol. formulaC₆₅H₇₃Cl₂N₉O₂₄

Mol. weight1435.24

Details

V-032028INQUIRE FURTHER

Vancomycin Impurity 7

CAS #NA

Mol. formulaC₆₆H₇₅Cl₂N₉O₂₃

Mol. weight1433.27

Details

V-032030IN STOCK

Vancomycin EP Impurity D Trifluoroacetate (Desvancosaminylvancomycin B Trifluoroacetate)

CAS #NA

Mol. formulaC₅₉H₆₂Cl₂N₈O₂₂. C₂HF₃O₂

Mol. weight1306.08 114.02

Details

V-032032IN STOCK

Vancomycin CDP-1 Ditrifluoroacetate (Vancomycin EP Impurity B Ditrifluoroacetate and Vancomycin EP Impurity E Ditrifluoroacetate)

CAS #NA

Mol. formulaC₆₆H₇₄Cl₂N₈O₂₅. 2 C₂HF₃O₂

Mol. weight1450.25 2*114.02

Details

V-032033INQUIRE FURTHER

Vancomycin Impurity 8 (Des-Leu-vancomycin)

CAS #NA

Mol. formulaC₅₉H₆₂Cl₂N₈O₂₃

Mol. weight1322.08

Details

V-032043INQUIRE FURTHER

Vancomycin Impurity 9

CAS #NA

Mol. formulaC₆₆H₇₃Cl₂N₉O₂₅

Mol. weight1463.25

Details

V-0321IN STOCK

Desvenlafaxine Benzyl Ether

CAS #93413-61-7

Mol. formulaC₂₃H₃₁NO₂

Mol. weight353.51

Details

V-0329BACK ORDER

Venlafaxine Hydroxyl Methyl Impurity

CAS #NA

Mol. formulaC₁₈H₂₉NO₃. HCl

Mol. weight307.44 36.46

Details

V-0330IN STOCK

O-Desmethyl Venlafaxine Cyclic Impurity

CAS #1346601-55-5

Mol. formulaC₁₆H₂₃NO₂

Mol. weight261.37

Details

V-033001BACK ORDER

Vitamin B6 Impurity 10

CAS #NA

Mol. formulaC₁₅H₁₅N₅O₄

Mol. weight329.32

Details

V-033002IN STOCK

Vitamin B6 Impurity 1

CAS #4469-34-5

Mol. formulaC₈H₁₄O₂

Mol. weight142.20

Details

V-033003BACK ORDER

Vitamin B6 Impurity 2

CAS #NA

Mol. formulaC₁₄H₂₃NO₄

Mol. weight269.34

Details

V-033004IN STOCK

Vitamin B6 Impurity 3

CAS #1385767-86-1

Mol. formulaC₁₂H₁₇NO₃

Mol. weight223.27

Details

V-033005BACK ORDER

Vitamin B6 Impurity 4

CAS #524-07-2

Mol. formulaC₈H₉NO₄

Mol. weight183.16

Details

V-033006BACK ORDER

Vitamin B6 Impurity 5

CAS #58947-70-9

Mol. formulaC₈H₉NO₃

Mol. weight167.16

Details

V-033007IN STOCK

Vitamin B6 Impurity 6 HCl

CAS #NA

Mol. formulaC₁₄H₂₁NO₃. HCl

Mol. weight251.33 36.46

Details

V-033008BACK ORDER

Vitamin B6 Impurity 7

CAS #NA

Mol. formulaC₁₂H₁₇NO₃

Mol. weight223.27

Details

V-033009IN STOCK

Vitamin B6 Impurity 8

CAS #NA

Mol. formulaC₈H₁₁NO₃

Mol. weight169.18

Details

V-033010IN STOCK

Vitamin B6 Impurity 9 HCl (Mixture of Tautomeric Isomers)

CAS #NA

Mol. formulaC₈H₇NO₃. HCl, C₈H₉NO₄. HCl

Mol. weight165.15 36.46, 183.16 36.46

Details

V-033011IN STOCK

Vitamin B6 (Pyridoxine) Impurity 18 HCl

CAS #875-26-3

Mol. formulaC₈H₁₁NO₂. HCl

Mol. weight153.18 36.46

Details

V-033012INQUIRE FURTHER

Vitamin B6 Impurity 11

CAS #NA

Mol. formulaC₈H₁₁NO₂

Mol. weight153.18

Details

V-033013BACK ORDER

Vitamin B6 Impurity 12

CAS #23429-04-1

Mol. formulaC₉H₁₃NO₄

Mol. weight199.21

Details

V-033014BACK ORDER

Vitamin B6 Impurity 13

CAS #23460-73-3

Mol. formulaC₉H₁₅NO₅

Mol. weight217.22

Details

V-033015BACK ORDER

Vitamin B6 Impurity 14

CAS #23429-05-2

Mol. formulaC₇H₉NO₄

Mol. weight171.15

Details

V-033016BACK ORDER

Vitamin B6 Impurity 14 Sodium Salt

CAS #1782982-40-4

Mol. formulaC₇H₈NO₄. Na

Mol. weight170.14 22.99

Details

V-033017BACK ORDER

Vitamin B6 Impurity 15

CAS #5006-20-2

Mol. formulaC₆H₉NO₂

Mol. weight127.14

Details

V-033018BACK ORDER

Vitamin B6 Impurity 16

CAS #33140-27-1

Mol. formulaC₆H₉NO₂

Mol. weight127.14

Details

V-033019BACK ORDER

Vitamin B6 Impurity 17

CAS #78761-51-0

Mol. formulaC₂₄H₂₉N₃O₇

Mol. weight471.51

Details

V-033020BACK ORDER

Vitamin B6 Impurity 18

CAS #221624-94-8

Mol. formulaC₈H₁₁NO₃

Mol. weight169.18

Details

V-033021BACK ORDER

Vitamin B6 Impurity 19

CAS #2775363-46-5

Mol. formulaC₆H₇NO₄

Mol. weight157.13

Details

V-033022BACK ORDER

Vitamin B6 Impurity 20

CAS #314753-93-0

Mol. formulaC₈H₁₀ClNO₂

Mol. weight187.62

Details

V-033023BACK ORDER

Vitamin B6 Impurity 21

CAS #92426-03-4

Mol. formulaC₈H₁₀ClNO₂

Mol. weight187.62

Details

V-033024INQUIRE FURTHER

Vitamin B6 Impurity 22

CAS #NA

Mol. formulaC₁₆H₂₀N₂O₅

Mol. weight320.35

Details

V-033025BACK ORDER

Vitamin B6 Impurity 23

CAS #NA

Mol. formulaC₁₄H₁₅N₃O₃

Mol. weight273.29

Details

V-0332IN STOCK

Venlafaxine Impurity 3 (Venlafaxine Hydroxy Nitrile Impurity)

CAS #93413-76-4

Mol. formulaC₁₅H₁₉NO₂

Mol. weight245.32

Details

V-0333IN STOCK

Venlafaxine Impurity 14 (N,N-Dimethyltyramine)

CAS #539-15-1

Mol. formulaC₁₀H₁₅NO

Mol. weight165.24

Details

V-0335BACK ORDER

Venlafaxine Impurity 1

CAS #NA

Mol. formulaC₁₅H₂₃NO

Mol. weight233.36

Details

V-0336IN STOCK

Venlafaxine Impurity 2 HCl

CAS #NA

Mol. formulaC₁₇H₂₅NO. HCl

Mol. weight259.39 36.46

Details

V-0339BACK ORDER

Venlafaxine Impurity 4

CAS #29903-09-1

Mol. formulaC₁₇H₁₈O₃

Mol. weight270.33

Details

V-0341BACK ORDER

Venlafaxine Impurity 7

CAS #NA

Mol. formulaC₂₀H₂₉NO₅

Mol. weight363.45

Details

V-0342BACK ORDER

Venlafaxine Impurity 8

CAS #NA

Mol. formulaC₂₄H₃₃NO₈

Mol. weight463.53

Details

V-0343BACK ORDER

Venlafaxine Impurity 9

CAS #NA

Mol. formulaC₂₀H₂₉NO₅

Mol. weight363.45

Details

V-0345BACK ORDER

Venlafaxine EP Impurity D-13C-d3 HCl (Venlafaxine USP Related Compound A-13C-d3, N-Desmethyl Venlafaxine-13C-d3 HCl)

CAS #NA

Mol. formulaC₁₅¹³CH₂₂D₃NO₂. HCl

Mol. weight267.39 36.46

Details

V-0346IN STOCK

Venlafaxine Impurity 11

CAS #295366-48-2

Mol. formulaC₁₇H₂₅NO₃

Mol. weight291.39

Details

V-0347BACK ORDER

Venlafaxine Impurity 12

CAS #1346601-14-6

Mol. formulaC₂₅H₃₅NO₃

Mol. weight397.56

Details

V-0349IN STOCK

Venlafaxine Impurity 13

CAS #1346601-21-5

Mol. formulaC₂₂H₂₉NO₃

Mol. weight355.48

Details

V-035IN STOCK

Venlafaxine EP Impurity D HCl (Venlafaxine USP Related Compound A, N-Desmethyl Venlafaxine HCl)

CAS #93413-90-2

Mol. formulaC₁₆H₂₅NO₂. HCl

Mol. weight263.38 36.46

Details

V-0350BACK ORDER

Venlafaxine Impurity 15

CAS #1346605-18-2

Mol. formulaC₁₆H₂₅NO

Mol. weight247.38

Details

V-035007IN STOCK

Methylcobalamin Impurity 1

CAS #17234-76-3

Mol. formulaC₂₂H₂₀N₂O₂

Mol. weight344.41

Details

V-035008IN STOCK

Methylcobalamin Impurity 2

CAS #1098-68-6

Mol. formulaC₁₄H₁₉N₂O₇P

Mol. weight358.29

Details

V-035009INQUIRE FURTHER

Methylcobalamin Impurity 3

CAS #NA

Mol. formulaC₄₉H₇₃CoN₁₁O₈

Mol. weight1003.12

Details

V-035010BACK ORDER

Methylcobalamin Impurity 4

CAS #NA

Mol. formulaC₄₉H₇₅CoN₁₁O₈

Mol. weight1005.14

Details

V-035011BACK ORDER

Methylcobalamin Impurity 5

CAS #NA

Mol. formulaC₆₅H₉₃CoN₁₃O₁₅P

Mol. weight1386.44

Details

V-035012IN STOCK

Methylcobalamin Impurity 6

CAS #132-13-8

Mol. formulaC₁₄H₁₈N₂O₄

Mol. weight278.31

Details

V-035013BACK ORDER

Methylcobalamin Impurity 7

CAS #NA

Mol. formulaC₁₄H₁₈N₂O₄

Mol. weight278.31

Details

V-035014IN STOCK

Methylcobalamin Impurity 8

CAS #975-91-7

Mol. formulaC₁₄H₁₉N₂O₇P

Mol. weight358.29

Details

V-035015INQUIRE FURTHER

Methylcobalamin Impurity 9

CAS #NA

Mol. formulaC₆₂H₈₉CoN₁₃O₁₆P

Mol. weight1362.38

Details

V-035016INQUIRE FURTHER

Methylcobalamin Impurity 10

CAS #NA

Mol. formulaC₆₂H₈₉CoN₁₃O₁₆P

Mol. weight1362.38

Details

V-035017INQUIRE FURTHER

Methylcobalamin Impurity 11

CAS #NA

Mol. formulaC₆₂H₈₉CoN₁₃O₁₅P

Mol. weight1346.38

Details

V-035019INQUIRE FURTHER

Methylcobalamin Impurity 12

CAS #NA

Mol. formulaC₆₃H₈₇CoN₁₃O₁₅P

Mol. weight1356.37

Details

V-035020INQUIRE FURTHER

Methylcobalamin Impurity 13

CAS #NA

Mol. formulaC₆₃H₈₆CoN₁₂O₁₆P

Mol. weight1357.36

Details

V-035021INQUIRE FURTHER

Methylcobalamin Impurity 14

CAS #NA

Mol. formulaC₆₃H₈₆CoN₁₂O₁₆P

Mol. weight1357.36

Details

V-035022INQUIRE FURTHER

Methylcobalamin Impurity 15

CAS #NA

Mol. formulaC₆₃H₈₆CoN₁₂O₁₆P

Mol. weight1357.36

Details

V-035023INQUIRE FURTHER

Methylcobalamin Impurity 16

CAS #NA

Mol. formulaC₆₃H₈₅CoN₁₁O₁₇P

Mol. weight1358.34

Details

V-035024INQUIRE FURTHER

Methylcobalamin Impurity 17

CAS #NA

Mol. formulaC₆₂H₉₀CoN₁₄O₁₄P

Mol. weight1345.39

Details

V-035025INQUIRE FURTHER

Methylcobalamin Impurity 18

CAS #NA

Mol. formulaC₆₃H₉₁CoN₁₃O₁₅P

Mol. weight1360.40

Details

V-035026INQUIRE FURTHER

Methylcobalamin Impurity 19

CAS #NA

Mol. formulaC₆₂H₈₆CoN₁₂O₁₆P

Mol. weight1345.35

Details

V-035028INQUIRE FURTHER

Methylcobalamin Impurity 20

CAS #NA

Mol. formulaC₆₃H₈₈CoN₁₄O₁₅P

Mol. weight1371.39

Details

V-035029INQUIRE FURTHER

Methylcobalamin Impurity 21

CAS #NA

Mol. formulaC₆₂H₈₇CoN₁₅O₁₄P

Mol. weight1356.38

Details

V-0352IN STOCK

Venlafaxine Impurity 16

CAS #2568340-30-5

Mol. formulaC₁₇H₂₅NO₂

Mol. weight275.39

Details

V-0353IN STOCK

Venlafaxine EP Impurity E

CAS #93413-70-8

Mol. formulaC₁₇H₂₅NO₂

Mol. weight275.39

Details

V-0354BACK ORDER

N-Nitroso Venlafaxine Impurity 13

CAS #NA

Mol. formulaC₂₂H₂₈N₂O₄

Mol. weight384.48

Details

V-0356BACK ORDER

Venlafaxine Impurity 17

CAS #NA

Mol. formulaC₁₆H₂₅NO

Mol. weight247.38

Details

V-0358BACK ORDER

Venlafaxine Impurity 18

CAS #NA

Mol. formulaC₁₅H₂₁NO₂

Mol. weight247.34

Details

V-0359BACK ORDER

N-Nitroso Venlafaxine Impurity 18

CAS #NA

Mol. formulaC₁₅H₂₀N₂O₃

Mol. weight276.34

Details

V-0360BACK ORDER

Venlafaxine Impurity 19

CAS #NA

Mol. formulaC₁₅H₂₁NO

Mol. weight231.34

Details

V-036006IN STOCK

Valeric Acid (Valproic Acid EP Impurity A)

CAS #109-52-4

Mol. formulaC₅H₁₀O₂

Mol. weight102.13

Details

V-036007IN STOCK

Valeric Acid Impurity 1

CAS #3274-28-0

Mol. formulaC₉H₁₈O₂

Mol. weight158.24

Details

V-036019BACK ORDER

Ethyl 2,2,4-trimethyl-3-Oxovalerate

CAS #4447-64-7

Mol. formulaC₁₀H₁₈O₃

Mol. weight186.25

Details

V-0361BACK ORDER

N-Nitroso Venlafaxine Impurity 19

CAS #NA

Mol. formulaC₁₅H₂₀N₂O₂

Mol. weight260.34

Details

V-0362BACK ORDER

Venlafaxine Impurity 20

CAS #NA

Mol. formulaC₁₅H₂₃NO

Mol. weight233.36

Details

V-0363BACK ORDER

N-Nitroso Venlafaxine Impurity 20

CAS #NA

Mol. formulaC₁₅H₂₂N₂O₂

Mol. weight262.35

Details

V-0364IN STOCK

N-Nitroso Venlafaxine EP Impurity H (Mixture of Diastereomers)

CAS #NA

Mol. formulaC₂₄H₃₂N₂O₄

Mol. weight412.53

Details

V-0365IN STOCK

N-Nitroso Venlafaxine EP Impurity D (N-Nitroso Venlafaxine USP Related Compound A (Free Form), N-Nitroso-N-Desmethyl Venlafaxine)

CAS #2680662-11-5

Mol. formulaC₁₆H₂₄N₂O₃

Mol. weight292.38

Details

V-0366BACK ORDER

Venlafaxine Impurity 21

CAS #4091-50-3

Mol. formulaC₁₀H₁₅NO

Mol. weight165.24

Details

V-0367IN STOCK

N-Nitroso Venlafaxine Impurity 21

CAS #NA

Mol. formulaC₁₀H₁₄N₂O₂

Mol. weight194.23

Details

V-0368BACK ORDER

Venlafaxine Impurity 22

CAS #NA

Mol. formulaC₁₆H₂₃NO₂

Mol. weight261.37

Details

V-0370BACK ORDER

Venlafaxine Impurity 23

CAS #727728-51-0

Mol. formulaC₁₆H₂₃NO

Mol. weight245.37

Details

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