Benzodiazepines

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products per page. 184 products on this category.

Product data	Purity	Price range	Estimated delivery
Zolpidem Impurity 1 REF: 4Z-Z-027007	- - -	To inquire	Tue 14 Feb 23
Zolpidem Phenyl-4-Carboxylic Acid REF: 4Z-Z-027017CAS: 109461-65-6	- - -	To inquire	Tue 14 Feb 23
Flumazenil-d5 REF: 4Z-F-070007CAS: 78755-81-4	- - -	To inquire	Tue 14 Feb 23
Zolpidem EP Impurity C REF: 4Z-Z-027009CAS: 4619-20-9	- - -	To inquire	Tue 14 Feb 23
Zopiclone Impurity 18 REF: 4Z-Z-0630	- - -	To inquire	Tue 14 Feb 23
Zolpidem Impurity 8 REF: 4Z-Z-027006CAS: 189005-44-5	- - -	To inquire	Tue 14 Feb 23
Zopiclone Impurity 7 REF: 4Z-Z-0619	- - -	To inquire	Tue 14 Feb 23
Ramelteon Impurity 3 REF: 4Z-R-154CAS: 880152-62-5	- - -	To inquire	Tue 14 Feb 23
Alprazolam EP Impurity F REF: 4Z-A-231007CAS: 37945-07-6	- - -	To inquire	Tue 14 Feb 23
Flumazenil Impurity 3 Sodium Salt REF: 4Z-F-070011CAS: 1248271-71-7	- - -	To inquire	Tue 14 Feb 23
Ramelteon Metabolite M-II REF: 4Z-R-153CAS: 896736-21-3	- - -	To inquire	Tue 14 Feb 23
Ramelteon Impurity 15 HCl REF: 4Z-R-1519CAS: 196597-80-5	- - -	To inquire	Tue 14 Feb 23
Zopiclone EP Impurity B REF: 4Z-Z-069CAS: 43200-81-3	- - -	To inquire	Tue 14 Feb 23
Eszopiclone-d8 REF: 4Z-Z-066CAS: 1093385-24-0	- - -	To inquire	Tue 14 Feb 23
Ramelteon Impurity 14 REF: 4Z-R-1518CAS: 326793-94-6	- - -	To inquire	Tue 14 Feb 23
N-Desmethyl Eszopiclone HCl REF: 4Z-Z-0612CAS: 300701-71-7	- - -	To inquire	Tue 14 Feb 23
Zolpidem EP Impurity E REF: 4Z-Z-027004CAS: 83192-85-2	- - -	To inquire	Tue 14 Feb 23
U-10293 REF: 4Z-D-094005CAS: 3646-61-5	- - -	To inquire	Tue 14 Feb 23
Ramelteon-d5 REF: 4Z-R-152CAS: 1134159-63-9	- - -	To inquire	Tue 14 Feb 23
Flumazenil EP Impurity E REF: 4Z-F-070002CAS: 78756-03-3	- - -	To inquire	Tue 14 Feb 23
Zopiclone Impurity 16 REF: 4Z-Z-0628CAS: 59325-11-0	- - -	To inquire	Tue 14 Feb 23
Ramelteon Impurity 28 REF: 4Z-R-1535	- - -	To inquire	Tue 14 Feb 23
Zopiclone Impurity 4 Sodium Salt REF: 4Z-Z-0611CAS: 864920-32-1	- - -	To inquire	Tue 14 Feb 23
Bromazepam EP Impurity B REF: 4Z-B-604CAS: 41526-21-0	- - -	To inquire	Tue 14 Feb 23
Zopiclone Impurity 17 DiHCl REF: 4Z-Z-0629CAS: 53788-47-9	- - -	To inquire	Tue 14 Feb 23
Zopiclone Impurity 1 REF: 4Z-Z-0613CAS: 1348046-61-6	- - -	To inquire	Tue 14 Feb 23
Flumazenil Impurity 1 REF: 4Z-F-070009CAS: 5973-29-5	- - -	To inquire	Tue 14 Feb 23
Alprazolam EP Impurity E REF: 4Z-A-231006CAS: 719-59-5	- - -	To inquire	Tue 14 Feb 23
Ramelteon REF: 4Z-R-151CAS: 196597-26-9	- - -	To inquire	Tue 14 Feb 23
Ramelteon Impurity 5 REF: 4Z-R-1510CAS: 196597-78-1	- - -	To inquire	Tue 14 Feb 23
Zolpidem EP Impurity F REF: 4Z-Z-027002CAS: 402470-91-1	- - -	To inquire	Tue 14 Feb 23
4-Hydroxy Ramelteon beta-D-Glucuronide REF: 4Z-R-1527	- - -	To inquire	Tue 14 Feb 23
N-Desmethyl Zopiclone HCl REF: 4Z-Z-061CAS: 1216659-29-8	- - -	To inquire	Tue 14 Feb 23
Zolpidem EP Impurity D REF: 4Z-Z-027003CAS: 836627-56-6	- - -	To inquire	Tue 14 Feb 23
Zopiclone Impurity 20 REF: 4Z-Z-0632CAS: 1122549-43-2	- - -	To inquire	Tue 14 Feb 23
Bromazepam EP Impurity A REF: 4Z-B-602CAS: 1563-56-0	- - -	To inquire	Tue 14 Feb 23
Bromazepam EP Impurity E REF: 4Z-B-603CAS: 1694-64-0	- - -	To inquire	Tue 14 Feb 23
Zopiclone EP Impurity A (Eszopiclone USP Related Compound A, Zopiclone N-Oxide) REF: 4Z-Z-068CAS: 43200-96-0	- - -	To inquire	Tue 14 Feb 23
Zopiclone Impurity 24 REF: 4Z-Z-065CAS: 349125-10-6	- - -	To inquire	Tue 14 Feb 23
Ramelteon Impurity 24 REF: 4Z-R-1530CAS: 896736-22-4	- - -	To inquire	Tue 14 Feb 23
Bromazepam Impurity 1 (2-(2-Aminobenzoyl)pyridine) REF: 4Z-B-606CAS: 42471-56-7	- - -	To inquire	Tue 14 Feb 23
Ramelteon Impurity 6 REF: 4Z-R-1511CAS: 196597-79-2	- - -	To inquire	Tue 14 Feb 23
Zopiclone-d8 REF: 4Z-Z-063CAS: 1215518-83-4	- - -	To inquire	Tue 14 Feb 23
Estazolam Impurity 1 REF: 4Z-E-153001CAS: 31709-27-0	- - -	To inquire	Tue 14 Feb 23
Ramelteon Impurity 9 REF: 4Z-R-1514CAS: 1356395-13-5	- - -	To inquire	Tue 14 Feb 23
Alprazolam Impurity 2 HCl REF: 4Z-A-231011CAS: 125316-83-8 69505-70-0	- - -	To inquire	Tue 14 Feb 23
Diazepam EP Impurity B REF: 4Z-D-094001CAS: 6021-21-2	- - -	489.00 €~1,262.00 €	Tue 14 Feb 23
2-Keto Zolpidem REF: 4Z-Z-027011CAS: 400038-68-8	- - -	To inquire	Tue 14 Feb 23
Zopiclone Impurity 23 REF: 4Z-Z-0635	- - -	To inquire	Tue 14 Feb 23
Zopiclone Impurity 22 REF: 4Z-Z-0634CAS: 1369509-04-5	- - -	To inquire	Tue 14 Feb 23
Zopiclone Impurity 25 REF: 4Z-Z-0636CAS: 43200-88-0	- - -	To inquire	Tue 14 Feb 23
(R)-Zopiclone REF: 4Z-Z-0610CAS: 138680-08-7	- - -	To inquire	Tue 14 Feb 23
Diazepam EP Impurity E REF: 4Z-D-094002CAS: 20927-53-1	- - -	480.00 €~1,237.00 €	Tue 14 Feb 23
Zolpidem Impurity 22 REF: 4Z-Z-027005CAS: 365213-58-7	- - -	To inquire	Tue 14 Feb 23
Zopiclone EP Impurity C REF: 4Z-Z-064CAS: 148891-53-6	- - -	To inquire	Tue 14 Feb 23
Flumazenil EP Impurity A REF: 4Z-F-070004CAS: 84378-44-9	- - -	To inquire	Tue 14 Feb 23
Alprazolam EP Impurity A REF: 4Z-A-231003CAS: 27537-87-7	- - -	To inquire	Tue 14 Feb 23
Alprazolam EP Impurity C REF: 4Z-A-231005CAS: 36916-19-5	- - -	To inquire	Tue 14 Feb 23
Zopiclone Impurity 15 REF: 4Z-Z-0627CAS: 4180-30-7	- - -	To inquire	Tue 14 Feb 23
Ramelteon Impurity 20 REF: 4Z-R-1524CAS: 1092507-02-2	- - -	To inquire	Tue 14 Feb 23
Bromazepam EP Impurity D REF: 4Z-B-601CAS: 77616-97-8	- - -	To inquire	Tue 14 Feb 23
Zopiclone Impurity 2 REF: 4Z-Z-0614CAS: 43200-82-4	- - -	To inquire	Tue 14 Feb 23
Alprazolam Impurity 1 REF: 4Z-A-231001CAS: 4016-85-7	- - -	To inquire	Tue 14 Feb 23
(R)-Ramelteon REF: 4Z-R-159CAS: 196597-27-0	- - -	To inquire	Tue 14 Feb 23
N-Desmethyl zopiclone-d8 REF: 4Z-Z-062CAS: 59878-63-6	- - -	To inquire	Tue 14 Feb 23
Ramelteon Impurity 7 HCl REF: 4Z-R-1512CAS: 1053239-39-6	- - -	To inquire	Tue 14 Feb 23
Flumazenil REF: 4Z-F-070003CAS: 78755-81-4	- - -	To inquire	Tue 14 Feb 23
Zopiclone Impurity 8 (Mixture of Diastereomers) REF: 4Z-Z-0620	- - -	To inquire	Tue 14 Feb 23
Zolpidem Impurity 2 REF: 4Z-Z-027008CAS: 349122-64-1	- - -	To inquire	Tue 14 Feb 23
Eszopiclone ((S)-Zopiclone) REF: 4Z-Z-067CAS: 138729-47-2	- - -	To inquire	Tue 14 Feb 23
Alprazolam EP Impurity G REF: 4Z-A-231002CAS: 448950-89-8	- - -	847.00 €~3,218.00 €	Tue 14 Feb 23
Ramelteon Impurity 1 HCl REF: 4Z-R-156CAS: 1252018-54-4	- - -	To inquire	Tue 14 Feb 23
4-Hydroxy Ramelteon REF: 4Z-R-1528CAS: 1204581-50-9	- - -	To inquire	Tue 14 Feb 23
Ramelteon Impurity 21 REF: 4Z-R-1525CAS: 1092507-03-3	- - -	To inquire	Tue 14 Feb 23
Zopiclone Impurity 12 REF: 4Z-Z-0624	- - -	To inquire	Tue 14 Feb 23
Estazolam Impurity 4 REF: 4Z-E-153004CAS: 27610-14-6	- - -	To inquire	Tue 14 Feb 23
Alprazolam EP Impurity H REF: 4Z-A-231008	- - -	To inquire	Tue 14 Feb 23
Flumazenil Impurity 2 REF: 4Z-F-070010CAS: 162110-24-9	- - -	To inquire	Tue 14 Feb 23
Ramelteon Impurity 2 REF: 4Z-R-157CAS: 1092507-07-7	- - -	To inquire	Tue 14 Feb 23
Zolpidem Carbaldehyde REF: 4Z-Z-027010CAS: 400777-11-9	- - -	To inquire	Tue 14 Feb 23
Zolpidem EP Impurity A (Zolpidem USP Related Compound A) REF: 4Z-Z-027013CAS: 1346600-85-8	- - -	To inquire	Tue 14 Feb 23
Zolpidem EP Impurity B REF: 4Z-Z-027012	- - -	To inquire	Tue 14 Feb 23
Flumazenil EP Impurity D REF: 4Z-F-070001CAS: 78755-80-3	- - -	To inquire	Tue 14 Feb 23
Zopiclone Impurity 13 REF: 4Z-Z-0625	- - -	To inquire	Tue 14 Feb 23
Alprazolam EP Impurity B REF: 4Z-A-231004CAS: 38150-27-5	- - -	To inquire	Tue 14 Feb 23
Ramelteon Impurity 22 REF: 4Z-R-1526CAS: 1252018-55-5	- - -	To inquire	Tue 14 Feb 23
Flunitrazepam Impurity 1 (Mixture of Z and E isomers) REF: 4Z-F-156001	- - -	To inquire	Tue 14 Feb 23
Alprazolam Impurity 3 REF: 4Z-A-231012CAS: 17387-32-5	- - -	To inquire	Tue 14 Feb 23
Flumazenil EP Impurity B REF: 4Z-F-070005CAS: 131666-45-0	- - -	To inquire	Tue 14 Feb 23
Zopiclone Impurity 6 REF: 4Z-Z-0618CAS: 43200-83-5	- - -	To inquire	Tue 14 Feb 23
Flumazenil Impurity 10 REF: 4Z-F-070018	- - -	To inquire	Tue 21 Feb 23
Estazolam Impurity 7 HCl REF: 4Z-E-153006CAS: 118790-80-0	- - -	To inquire	Tue 21 Feb 23
Ramelteon Impurity 29 REF: 4Z-R-1537	- - -	To inquire	Tue 21 Feb 23
Clonazepam Impurity 6 REF: 4Z-C-201006	- - -	To inquire	Tue 21 Feb 23
Ramelteon Impurity 30 REF: 4Z-R-1538	- - -	To inquire	Tue 21 Feb 23
Clonazepam Impurity 5 REF: 4Z-C-201005	- - -	To inquire	Tue 21 Feb 23
Diazepam EP Impurity D REF: 4Z-D-094014CAS: 1022-13-5	- - -	To inquire	Tue 21 Feb 23
Ramelteon Impurity 10 REF: 4Z-R-1515CAS: 1149757-30-1	- - -	To inquire	Tue 21 Feb 23
Estazolam Impurity 5 REF: 4Z-E-153005CAS: 719-64-2	- - -	To inquire	Tue 21 Feb 23
Estazolam Impurity 3 REF: 4Z-E-153003CAS: 40678-73-7	- - -	To inquire	Tue 21 Feb 23

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Zolpidem Impurity 1

Formula:

C₁₉H₂₁N₃O₂

Color and Shape:

Yellow Solid

Molecular weight:

323.40

Ref: 4Z-Z-027007

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Zolpidem Phenyl-4-Carboxylic Acid

CAS:109461-65-6

Formula:

C₁₉H₁₉N₃O₃

Color and Shape:

White To Off-White Solid

Molecular weight:

337.38

Ref: 4Z-Z-027017

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Flumazenil-d5

CAS:78755-81-4

Formula:

C₁₅H₉D₅FN₃O₃

Color and Shape:

White To Off-White Solid

Molecular weight:

308.32

Ref: 4Z-F-070007

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Zolpidem EP Impurity C

CAS:4619-20-9

Formula:

C₁₁H₁₂O₃

Color and Shape:

White To Off-White Solid

Molecular weight:

192.21

Ref: 4Z-Z-027009

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Zopiclone Impurity 18

Formula:

C₁₇H₁₇ClN₆O₃

Color and Shape:

Yellow Solid

Molecular weight:

388.81

Ref: 4Z-Z-0630

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Zolpidem Impurity 8

CAS:189005-44-5

Formula:

C₁₇H₁₆N₂O₂

Color and Shape:

Brown Solid

Molecular weight:

280.33

Ref: 4Z-Z-027006

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Zopiclone Impurity 7

Formula:

C₁₆H₁₀Cl₂N₆O₂

Color and Shape:

Pale Yellow Solid

Molecular weight:

389.20

Ref: 4Z-Z-0619

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Ramelteon Impurity 3

CAS:880152-62-5

Formula:

C₁₆H₁₉NO₂

Molecular weight:

257.33

Ref: 4Z-R-154

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Alprazolam EP Impurity F

CAS:37945-07-6

Formula:

C₁₇H₁₃Cl₂N₃O

Color and Shape:

White To Off-White Solid

Molecular weight:

346.21

Ref: 4Z-A-231007

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Flumazenil Impurity 3 Sodium Salt

CAS:1248271-71-7

Formula:

C₁₀H₁₀FN₂O₃·Na

Color and Shape:

White To Off-White Solid

Molecular weight:

225.20 22.99

Ref: 4Z-F-070011

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Ramelteon Metabolite M-II

CAS:896736-21-3

Formula:

C₁₆H₂₁NO₃

Color and Shape:

White To Off-White Solid

Molecular weight:

275.35

Ref: 4Z-R-153

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Ramelteon Impurity 15 HCl

CAS:196597-80-5

Formula:

C₁₃H₁₇NO·HCl

Color and Shape:

Yellow Solid

Molecular weight:

203.29 36.46

Ref: 4Z-R-1519

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Zopiclone EP Impurity B

CAS:43200-81-3

Formula:

C₁₁H₇ClN₄O₂

Color and Shape:

White To Off-White Solid

Molecular weight:

262.66

Ref: 4Z-Z-069

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Eszopiclone-d8

CAS:1093385-24-0

Formula:

C₁₇H₉D₈ClN₆O₃

Color and Shape:

White To Off-White Solid

Molecular weight:

396.86

Ref: 4Z-Z-066

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Ramelteon Impurity 14

CAS:326793-94-6

Formula:

C₁₅H₁₉NO₂

Color and Shape:

White To Off-White Solid

Molecular weight:

245.32

Ref: 4Z-R-1518

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N-Desmethyl Eszopiclone HCl

CAS:300701-71-7

Formula:

C₁₆H₁₅ClN₆O₃·HCl

Color and Shape:

White To Off-White Solid

Molecular weight:

374.79 36.46

Ref: 4Z-Z-0612

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Zolpidem EP Impurity E

CAS:83192-85-2

Formula:

C₁₃H₁₅NO₂

Color and Shape:

Yellow Solid

Molecular weight:

217.27

Ref: 4Z-Z-027004

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U-10293

CAS:3646-61-5

Formula:

C₂₆H₁₆Cl₂N₂

Color and Shape:

Pale Yellow Solid

Molecular weight:

427.33

Ref: 4Z-D-094005

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Ramelteon-d5

CAS:1134159-63-9

Formula:

C₁₆H₁₆D₅NO₂

Color and Shape:

White To Off-White Solid

Molecular weight:

264.38

Ref: 4Z-R-152

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Flumazenil EP Impurity E

CAS:78756-03-3

Formula:

C₁₅H₁₅N₃O₃

Color and Shape:

White To Off-White Solid

Molecular weight:

285.30

Ref: 4Z-F-070002

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Zopiclone Impurity 16

CAS:59325-11-0

Formula:

C₈H₁₆N₂O₂

Color and Shape:

Yellow Liquid

Molecular weight:

172.23

Ref: 4Z-Z-0628

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Ramelteon Impurity 28

Formula:

C₁₆H₁₉NO₂

Molecular weight:

257.33

Ref: 4Z-R-1535

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Zopiclone Impurity 4 Sodium Salt

CAS:864920-32-1

Formula:

C₆H₃N₂O₃·Na

Color and Shape:

White To Off-White Solid

Molecular weight:

151.10 22.99

Ref: 4Z-Z-0611

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Bromazepam EP Impurity B

CAS:41526-21-0

Formula:

C₁₄H₁₀BrClN₂O₂

Color and Shape:

Yellow To Green Solid

Molecular weight:

353.60

Ref: 4Z-B-604

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Zopiclone Impurity 17 DiHCl

CAS:53788-47-9

Formula:

C₅H₁₂N₂OHCl

Color and Shape:

White To Off-White Solid

Molecular weight:

116.16 2*36.46

Ref: 4Z-Z-0629

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Zopiclone Impurity 1

CAS:1348046-61-6

Formula:

C₁₇H₁₈N₆O₃

Color and Shape:

White To Off-White Solid

Molecular weight:

354.37

Ref: 4Z-Z-0613

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Flumazenil Impurity 1

CAS:5973-29-5

Formula:

C₁₀H₉ClN₂O₂

Color and Shape:

White To Off-White Solid

Molecular weight:

224.64

Ref: 4Z-F-070009

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Alprazolam EP Impurity E

CAS:719-59-5

Formula:

C₁₃H₁₀ClNO

Color and Shape:

Yellow Solid

Molecular weight:

231.68

Ref: 4Z-A-231006

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Ramelteon

CAS:196597-26-9

Formula:

C₁₆H₂₁NO₂

Color and Shape:

White To Off-White Solid

Molecular weight:

259.35

Ref: 4Z-R-151

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Ramelteon Impurity 5

CAS:196597-78-1

Formula:

C₁₁H₁₀O₂

Color and Shape:

Off-White Solid

Molecular weight:

174.20

Ref: 4Z-R-1510

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Zolpidem EP Impurity F

CAS:402470-91-1

Formula:

C₁₃H₁₇NO₂

Color and Shape:

Pale Yellow Semi-Solid

Molecular weight:

219.28

Ref: 4Z-Z-027002

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4-Hydroxy Ramelteon beta-D-Glucuronide

Formula:

C₂₂H₂₉NO₉

Color and Shape:

White To Off-White Solid

Molecular weight:

451.47

Ref: 4Z-R-1527

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N-Desmethyl Zopiclone HCl

CAS:1216659-29-8

Formula:

C₁₆H₁₅ClN₆O₃·HCl

Color and Shape:

White To Off-White Solid

Molecular weight:

374.79 36.46

Ref: 4Z-Z-061

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Zolpidem EP Impurity D

CAS:836627-56-6

Formula:

C₁₃H₁₆BrNO₂

Color and Shape:

Pale Yellow To Off-White Solid

Molecular weight:

298.18

Ref: 4Z-Z-027003

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Zopiclone Impurity 20

CAS:1122549-43-2

Formula:

C₁₁H₉ClN₄O₂

Color and Shape:

Yellow Solid

Molecular weight:

264.67

Ref: 4Z-Z-0632

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Bromazepam EP Impurity A

CAS:1563-56-0

Formula:

C₁₂H₉BrN₂O

Color and Shape:

Yellow Solid

Molecular weight:

277.12

Ref: 4Z-B-602

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Bromazepam EP Impurity E

CAS:1694-64-0

Formula:

C₁₄H₁₀Br₂N₂O₂

Color and Shape:

Off-White Solid

Molecular weight:

398.05

Ref: 4Z-B-603

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Zopiclone EP Impurity A (Eszopiclone USP Related Compound A, Zopiclone N-Oxide)

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Zopiclone EP Impurity A (Eszopiclone USP Related Compound A, Zopiclone N-Oxide)

CAS:43200-96-0

Formula:

C₁₇H₁₇ClN₆O₄

Color and Shape:

Off-White Solid

Molecular weight:

404.82

Ref: 4Z-Z-068

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Zopiclone Impurity 24

CAS:349125-10-6

Formula:

C₁₀H₇ClN₄O

Color and Shape:

White To Off-White Solid

Molecular weight:

234.64

Ref: 4Z-Z-065

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Ramelteon Impurity 24

CAS:896736-22-4

Formula:

C₁₆H₁₉NO₃

Molecular weight:

273.33

Ref: 4Z-R-1530

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Bromazepam Impurity 1 (2-(2-Aminobenzoyl)pyridine)

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Bromazepam Impurity 1 (2-(2-Aminobenzoyl)pyridine)

CAS:42471-56-7

Formula:

C₁₂H₁₀N₂O

Color and Shape:

Yellow Solid

Molecular weight:

198.23

Ref: 4Z-B-606

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Ramelteon Impurity 6

CAS:196597-79-2

Formula:

C₁₃H₁₁NO

Color and Shape:

White To Off-White Solid

Molecular weight:

197.24

Ref: 4Z-R-1511

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Zopiclone-d8

CAS:1215518-83-4

Formula:

C₁₇H₉D₈ClN₆O₃

Color and Shape:

White To Off-White Solid

Molecular weight:

396.86

Ref: 4Z-Z-063

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Estazolam Impurity 1

CAS:31709-27-0

Formula:

C₁₅H₁₀ClN₃O

Color and Shape:

White To Off-White Solid

Molecular weight:

283.72

Ref: 4Z-E-153001

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Ramelteon Impurity 9

CAS:1356395-13-5

Formula:

C₁₄H₁₆O₃

Color and Shape:

White To Off-White Solid

Molecular weight:

232.28

Ref: 4Z-R-1514

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Alprazolam Impurity 2 HCl

CAS:125316-83-8 69505-70-0

Formula:

C₁₇H₁₅ClN₄O·HCl

Color and Shape:

Pale Yellow Solid

Molecular weight:

326.79 36.46

Ref: 4Z-A-231011

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Diazepam EP Impurity B

CAS:6021-21-2

Formula:

C₁₆H₁₃Cl₂NO₂

Color and Shape:

Pale Yellow Solid

Molecular weight:

322.19

Ref: 4Z-D-094001

10mg	489.00 €
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50mg	868.00 €
100mg	1,262.00 €

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2-Keto Zolpidem

CAS:400038-68-8

Formula:

C₁₉H₁₉N₃O₂

Color and Shape:

White To Off-White Solid

Molecular weight:

321.38

Ref: 4Z-Z-027011

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Zopiclone Impurity 23

Formula:

C₁₆H₁₇ClN₆O₂

Color and Shape:

White To Off-White Solid

Molecular weight:

360.80

Ref: 4Z-Z-0635

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Zopiclone Impurity 22

CAS:1369509-04-5

Formula:

C₁₇H₁₇BrN₆O₃

Color and Shape:

White To Off-White Solid

Molecular weight:

433.27

Ref: 4Z-Z-0634

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Zopiclone Impurity 25

CAS:43200-88-0

Formula:

C₁₈H₁₁ClN₄O₄

Color and Shape:

White To Off-White Solid

Molecular weight:

382.76

Ref: 4Z-Z-0636

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(R)-Zopiclone

CAS:138680-08-7

Formula:

C₁₇H₁₇ClN₆O₃

Color and Shape:

White To Off-White Solid

Molecular weight:

388.81

Ref: 4Z-Z-0610

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Diazepam EP Impurity E

CAS:20927-53-1

Formula:

C₁₅H₁₁ClN₂O

Color and Shape:

Yellow Solid

Molecular weight:

270.72

Ref: 4Z-D-094002

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Zolpidem Impurity 22

CAS:365213-58-7

Formula:

C₁₇H₁₇N₃O

Color and Shape:

White To Off-White Solid

Molecular weight:

279.34

Ref: 4Z-Z-027005

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Zopiclone EP Impurity C

CAS:148891-53-6

Formula:

C₁₁H₇ClN₄O

Color and Shape:

White To Off-White Solid

Molecular weight:

246.65

Ref: 4Z-Z-064

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Flumazenil EP Impurity A

CAS:84378-44-9

Formula:

C₁₃H₁₀FN₃O₃

Color and Shape:

White To Off-White Solid

Molecular weight:

275.24

Ref: 4Z-F-070004

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Alprazolam EP Impurity A

CAS:27537-87-7

Formula:

C₁₅H₁₄ClN₃O

Color and Shape:

White To Off-White Solid

Molecular weight:

287.75

Ref: 4Z-A-231003

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Alprazolam EP Impurity C

CAS:36916-19-5

Formula:

C₁₆H₁₂ClN₃O

Color and Shape:

White To Off-White Solid

Molecular weight:

297.74

Ref: 4Z-A-231005

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Zopiclone Impurity 15

CAS:4180-30-7

Formula:

C₁₁H₂₂N₄O

Color and Shape:

White To Off-White Solid

Molecular weight:

226.32

Ref: 4Z-Z-0627

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Ramelteon Impurity 20

CAS:1092507-02-2

Formula:

C₁₃H₁₄O₃

Color and Shape:

White To Off-White Solid

Molecular weight:

218.25

Ref: 4Z-R-1524

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Bromazepam EP Impurity D

CAS:77616-97-8

Formula:

C₁₄H₁₀BrN₃O

Color and Shape:

Yellow Solid

Molecular weight:

316.16

Ref: 4Z-B-601

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Zopiclone Impurity 2

CAS:43200-82-4

Formula:

C₁₁H₅ClN₄O₂

Color and Shape:

White To Off-White Solid

Molecular weight:

260.64

Ref: 4Z-Z-0614

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Alprazolam Impurity 1

CAS:4016-85-7

Formula:

C₁₅H₁₁Cl₂NO₂

Color and Shape:

White To Off-White Solid

Molecular weight:

308.16

Ref: 4Z-A-231001

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(R)-Ramelteon

CAS:196597-27-0

Formula:

C₁₆H₂₁NO₂

Color and Shape:

White To Off-White Solid

Molecular weight:

259.35

Ref: 4Z-R-159

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N-Desmethyl zopiclone-d8

CAS:59878-63-6

Formula:

C₁₆H₇D₈ClN₆O₃

Molecular weight:

382.84

Ref: 4Z-Z-062

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Ramelteon Impurity 7 HCl

CAS:1053239-39-6

Formula:

C₁₃H₁₇NO·HCl

Color and Shape:

White To Off-White Solid

Molecular weight:

203.29 36.46

Ref: 4Z-R-1512

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Flumazenil

CAS:78755-81-4

Formula:

C₁₅H₁₄FN₃O₃

Color and Shape:

White To Off-White Solid

Molecular weight:

303.30

Ref: 4Z-F-070003

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Zopiclone Impurity 8 (Mixture of Diastereomers)

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Zopiclone Impurity 8 (Mixture of Diastereomers)

Formula:

C₁₁H₉ClN₄O₂

Color and Shape:

Brown Solid

Molecular weight:

264.67

Ref: 4Z-Z-0620

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Zolpidem Impurity 2

CAS:349122-64-1

Formula:

C₁₄H₁₄N₂O

Color and Shape:

White To Off-White Solid

Molecular weight:

226.28

Ref: 4Z-Z-027008

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Eszopiclone ((S)-Zopiclone)

CAS:138729-47-2

Formula:

C₁₇H₁₇ClN₆O₃

Color and Shape:

White To Off-White Solid

Molecular weight:

388.81

Ref: 4Z-Z-067

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Alprazolam EP Impurity G

CAS:448950-89-8

Formula:

C₁₇H₁₃ClN₄

Color and Shape:

White To Off-White Solid

Molecular weight:

308.77

Ref: 4Z-A-231002

10mg	847.00 €
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50mg	2,276.00 €
100mg	3,218.00 €

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Ramelteon Impurity 1 HCl

CAS:1252018-54-4

Formula:

C₁₃H₁₅NO·HCl

Color and Shape:

White To Off-White Solid

Molecular weight:

201.27 36.46

Ref: 4Z-R-156

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4-Hydroxy Ramelteon

CAS:1204581-50-9

Formula:

C₁₆H₂₁NO₃

Color and Shape:

Off-White Solid

Molecular weight:

275.35

Ref: 4Z-R-1528

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Ramelteon Impurity 21

CAS:1092507-03-3

Formula:

C₁₃H₁₄O₃

Color and Shape:

White To Off-White Solid

Molecular weight:

218.25

Ref: 4Z-R-1525

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Zopiclone Impurity 12

Formula:

C₂₈H₂₀Cl₂N₁₀O₆

Color and Shape:

White To Off-White Solid

Molecular weight:

663.43

Ref: 4Z-Z-0624

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Estazolam Impurity 4

CAS:27610-14-6

Formula:

C₁₄H₁₂ClN₃O

Color and Shape:

White To Off-White Solid

Molecular weight:

273.72

Ref: 4Z-E-153004

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Alprazolam EP Impurity H

Formula:

C₃₄H₂₇Cl₂N₇O₂

Color and Shape:

White To Off-White Solid

Molecular weight:

636.54

Ref: 4Z-A-231008

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Flumazenil Impurity 2

CAS:162110-24-9

Formula:

C₁₀H₁₀N₂O₃

Color and Shape:

White To Off-White Solid

Molecular weight:

206.20

Ref: 4Z-F-070010

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Ramelteon Impurity 2

CAS:1092507-07-7

Formula:

C₁₁H₁₂O₂

Color and Shape:

White To Off-White Solid

Molecular weight:

176.22

Ref: 4Z-R-157

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Zolpidem Carbaldehyde

CAS:400777-11-9

Formula:

C₁₆H₁₄N₂O

Color and Shape:

White To Off-White Solid

Molecular weight:

250.30

Ref: 4Z-Z-027010

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Zolpidem EP Impurity A (Zolpidem USP Related Compound A)

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Zolpidem EP Impurity A (Zolpidem USP Related Compound A)

CAS:1346600-85-8

Formula:

C₁₉H₂₁N₃O

Color and Shape:

White To Off-White Solid

Molecular weight:

307.40

Ref: 4Z-Z-027013

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Zolpidem EP Impurity B

Formula:

C₁₉H₂₀BrN₃O

Color and Shape:

White To Off-White Solid

Molecular weight:

386.29

Ref: 4Z-Z-027012

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Flumazenil EP Impurity D

CAS:78755-80-3

Formula:

C₁₀H₉FN₂O₂

Color and Shape:

Pale Pink Solid

Molecular weight:

208.19

Ref: 4Z-F-070001

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Zopiclone Impurity 13

Formula:

C₁₇H₁₆Cl₂N₆O₃

Color and Shape:

Yellow Solid

Molecular weight:

423.25

Ref: 4Z-Z-0625

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Alprazolam EP Impurity B

CAS:38150-27-5

Formula:

C₁₇H₁₄ClN₃O₂

Color and Shape:

White To Off-White Solid

Molecular weight:

327.77

Ref: 4Z-A-231004

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Ramelteon Impurity 22

CAS:1252018-55-5

Formula:

C₁₆H₁₉NO₂

Color and Shape:

White To Off-White Solid

Molecular weight:

257.33

Ref: 4Z-R-1526

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Flunitrazepam Impurity 1 (Mixture of Z and E isomers)

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Flunitrazepam Impurity 1 (Mixture of Z and E isomers)

Formula:

C₁₆H₁₄FN₃O₄

Color and Shape:

Yellow Solid

Molecular weight:

331.30

Ref: 4Z-F-156001

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Alprazolam Impurity 3

CAS:17387-32-5

Formula:

C₁₅H₁₀Cl₃NO₂

Color and Shape:

Pale Yellow Solid

Molecular weight:

342.60

Ref: 4Z-A-231012

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Flumazenil EP Impurity B

CAS:131666-45-0

Formula:

C₁₅H₁₅N₃O₄

Color and Shape:

White To Off-White Solid

Molecular weight:

301.30

Ref: 4Z-F-070005

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Zopiclone Impurity 6

CAS:43200-83-5

Formula:

C₁₁H₇ClN₄O₃

Color and Shape:

White To Off-White Solid

Molecular weight:

278.65

Ref: 4Z-Z-0618

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Flumazenil Impurity 10

Formula:

C₁₈H₁₈FN₃O

Molecular weight:

311.36

Ref: 4Z-F-070018

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Estimated delivery in United States, on Tuesday 21 Feb 2023

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Estazolam Impurity 7 HCl

CAS:118790-80-0

Formula:

C₁₆H₁₃ClN₄O·HCl

Molecular weight:

312.76 36.46

Ref: 4Z-E-153006

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Ramelteon Impurity 29

Formula:

C₂₆H₂₉NO₃

Molecular weight:

403.52

Ref: 4Z-R-1537

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Clonazepam Impurity 6

Formula:

C₁₅H₁₂ClN₃O₄

Molecular weight:

333.73

Ref: 4Z-C-201006

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Ramelteon Impurity 30

Formula:

C₂₆H₃₁NO₂

Molecular weight:

389.54

Ref: 4Z-R-1538

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Clonazepam Impurity 5

Formula:

C₁₇H₁₆ClN₃O₄

Molecular weight:

361.78

Ref: 4Z-C-201005

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Estimated delivery in United States, on Tuesday 21 Feb 2023

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Diazepam EP Impurity D

CAS:1022-13-5

Formula:

C₁₄H₁₂ClNO

Molecular weight:

245.71

Ref: 4Z-D-094014

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Ramelteon Impurity 10

CAS:1149757-30-1

Formula:

C₂₂H₂₁NO₄

Molecular weight:

363.41

Ref: 4Z-R-1515

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100mg	To inquire

Estimated delivery in United States, on Tuesday 21 Feb 2023

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Estazolam Impurity 5

CAS:719-64-2

Formula:

C₁₃H₈ClNO

Molecular weight:

229.66

Ref: 4Z-E-153005

10mg	To inquire
25mg	To inquire
50mg	To inquire
100mg	To inquire

Estimated delivery in United States, on Tuesday 21 Feb 2023

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Estazolam Impurity 3

CAS:40678-73-7

Formula:

C₁₆H₁₅ClN₂O

Molecular weight:

286.76

Ref: 4Z-E-153003

10mg	To inquire
25mg	To inquire
50mg	To inquire
100mg	To inquire

Estimated delivery in United States, on Tuesday 21 Feb 2023

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