Impurity Reference Standard - Products

Zolpidem

CAT No: CL-ZLPD-01 CAS No: 189005-44-5 Mol Wt: 280.3 Mol F: C17H16N2O2 Inv Status: Custom Synthesis

Chemical Name: 2-(6-Methyl-2-p-tolylimidazo[1,2-a]pyridin-3-yl)acetic acid (as per USP)

Zolpidem Impurity 1

CAT No: CL-ZLPD-02 CAS No: 189005-44-5 Mol Wt: 280.3 Mol F: C17H16N2O2 Inv Status: Custom Synthesis

Chemical Name: 2-(6-Methyl-2-p-tolylimidazo[1,2-a]pyridin-3-yl)acetic acid (as per USP)

2-Keto Zolpidem

CAT No: CL-ZLPD-03 CAS No: 400038-68-8 Mol Wt: 321.4 Mol F: C19H19N3O2 Inv Status: Custom Synthesis

Chemical Name: N,N-Dimethyl-2-(6-methyl-2-p-tolylimidazo[1,2-a]pyridin-3-yl)-2-oxoacetamide (as per USP)

Zolpidem EP Impurity B

CAT No: CL-ZLPD-04 CAS No: NA Mol Wt: 386.3 Mol F: C19H20BrN3O Inv Status: Custom Synthesis

Chemical Name: 2-[2-(3-Bromo-4-methylphenyl)-6-methylimidazo[1,2-a]pyridin-3-yl]-N,N-dimethylacetamide

Zolpidem EP Impurity D

CAT No: CL-ZLPD-05 CAS No: 836627-56-6 Mol Wt: 298.2 Mol F: C13H16BrNO2 Inv Status: Custom Synthesis

Chemical Name: (3RS)-3-Bromo-N,N-dimethyl-4-(4-methylphenyl)-4-oxobutanamide ; 3-Bromo-N,N-dimethyl-4-oxo-4-(p-tolyl)butanamide (as per USP)

Zolpidem EP Impurity E

CAT No: CL-ZLPD-06 CAS No: 83192-85-2 Mol Wt: 217.3 Mol F: C13H15NO2 Inv Status: Custom Synthesis

Chemical Name: (2E)-N,N-dimethyl-4-(4-methylphenyl)-4-oxobut-2-enamide ; N,N-Dimethyl-4-oxo-4-(p-tolyl)but-2-enamide (as per USP)

Zolpidem EP Impurity F

CAT No: CL-ZLPD-07 CAS No: 402470-91-1 Mol Wt: 219.3 Mol F: C13H17NO2 Inv Status: Custom Synthesis

Chemical Name: N,N-Dimethyl-4-(4-methylphenyl)-4-oxobutanamide ; N,N-Dimethyl-4-oxo-4-(p-tolyl)butanamide (as per USP)

Zolpidem EP Impurity A

CAT No: CL-ZLPD-08 CAS No: 1346600-85-8 Mol Wt: 307.4 Mol F: C19H21N3O Inv Status: Custom Synthesis

Chemical Name: N,N-Dimethyl-2-[7-methyl-2-(4-methylphenyl)imidazo[1,2-a]pyridin-3-yl]acetamide ; N,N-Dimethyl-2-[7-methyl-2-p-tolylimidazo[1,2-a]pyridin-3-yl]acetamide

Zolpidem Carbaldehyde

CAT No: CL-ZLPD-09 CAS No: 400777-11-9 Mol Wt: 250.3 Mol F: C16H14N2O Inv Status: Custom Synthesis

Chemical Name: 6-Methyl-2-p-tolylimidazo[1,2-a]pyridine-3-carbaldehyde (as per USP)

Zolpidem EP Impurity C

CAT No: CL-ZLPD-10 CAS No: 4619-20-9 Mol Wt: 192.2 Mol F: C11H12O3 Inv Status: Custom Synthesis

Chemical Name: 4-(4-Methylphenyl)-4-oxobutanoic acid ; 4-Oxo-4-(p-tolyl)butanoic acid (as per USP)

Zolpidem Impurity 2

CAT No: CL-ZLPD-11 CAS No: 88965-00-8 Mol Wt: 222.3 Mol F: C15H14N2 Inv Status: Custom Synthesis

Chemical Name: 6-Methyl-2-(p-tolyl)imidazo[1,2-a]pyridine

Zolpidem Impurity 3

CAT No: CL-ZLPD-12 CAS No: 768398-03-4 Mol Wt: 261.3 Mol F: C17H15N3 Inv Status: Custom Synthesis

Chemical Name: 2-(6-Methyl-2-(p-tolyl)imidazo[1,2-a]pyridin-3-yl)acetonitrile

Zolpidem Impurity 4

CAT No: CL-ZLPD-13 CAS No: 20972-36-5 Mol Wt: 190.2 Mol F: C11H10O3 Inv Status: Custom Synthesis

Chemical Name: (E)-4-Oxo-4-(p-tolyl)but-2-enoic acid

Zolpidem Impurity 5

CAT No: CL-ZLPD-14 CAS No: 14547-80-9 Mol Wt: 212.3 Mol F: C13H12N2O Inv Status: Custom Synthesis

Chemical Name: 4-Methyl-N-(pyridin-2-yl)benzamide

Zolpidem Impurity 6

CAT No: CL-ZLPD-15 CAS No: 387400-34-2 Mol Wt: 280.3 Mol F: C17H16N2O2 Inv Status: Custom Synthesis

Chemical Name: 2-(7-Methyl-2-(p-tolyl)imidazo[1,2-a]pyridin-3-yl)acetic acid

Zolpidem Nitroso Impurity 1

CAT No: CL-ZLPD-16 CAS No: NA Mol Wt: 342.8 Mol F: C17H15ClN4O2 Inv Status: Custom Synthesis

Chemical Name: 2-(2-(4-Chlorophenyl)-6-methylimidazo[1,2-a]pyridin-3-yl)-N-methyl-N-nitrosoacetamide

Zolpidem USP Related Compound B

CAT No: CL-ZLPD-18 CAS No: 400038-68-8 Mol Wt: 321.4 Mol F: C19H19N3O2 Inv Status: Custom Synthesis

Chemical Name: N,N-Dimethyl-2-(6-methyl-2-p-tolylimidazo[1,2-?]pyridin-3-yl)-2-oxoacetamide (as per USP)

Zolpidem 3-carbaldehyde (USP)

CAT No: CL-ZLPD-19 CAS No: 400777-11-9 Mol Wt: 250.3 Mol F: C16H14N2O Inv Status: Custom Synthesis

Chemical Name: 6-Methyl-2-p-tolylimidazo[1,2-?]pyridine-3-carbaldehyde (as per USP)

Zolpidem USP Related Compound C

CAT No: CL-ZLPD-20 CAS No: 349122-64-1 Mol Wt: 226.3 Mol F: 349122-64-1 Inv Status: Custom Synthesis

Chemical Name: 4-Methyl-N-(5-methylpyridin-2-yl)benzamide (as per USP)

N-Desmethyl Zolpidem

CAT No: CL-ZLPD-21 CAS No: 82644-31-3 Mol Wt: 293.4 Mol F: C18H19N3O Inv Status: Custom Synthesis

Chemical Name: N-Methyl-2-(6-methyl-2-(p-tolyl)imidazo[1,2-a]pyridin-3-yl)acetamide

Zolpidem Impurity 10

CAT No: CL-ZLPD-22 CAS No: NA Mol Wt: 307.4 Mol F: C19H21N3O Inv Status: Custom Synthesis

Chemical Name: N,N-Dimethyl-2-(6-methylimidazo[1,2-a]pyridin-3-yl)-2-(m-tolyl)acetamide

Zolpidem Impurity 11

CAT No: CL-ZLPD-23 CAS No: NA Mol Wt: 308.3 Mol F: C17H16N4O2 Inv Status: Custom Synthesis

Chemical Name: (Z)-2-Hydrazono-2-(6-methyl-2-(p-tolyl)imidazo[1,2-a]pyridin-3-yl)acetic acid

Zolpidem Impurity 7

CAT No: CL-ZLPD-24 CAS No: 106961-33-5 Mol Wt: 279.4 Mol F: C18H21N3 Inv Status: Custom Synthesis

Chemical Name: N,N-Dimethyl-1-(6-methyl-2-(p-tolyl)imidazo[1,2-a]pyridin-3-yl)methanamine

Zolpidem Impurity 8

CAT No: CL-ZLPD-25 CAS No: 258273-50-6 Mol Wt: 294.4 Mol F: C18H18N2O2 Inv Status: Custom Synthesis

Chemical Name: Methyl 2-(6-methyl-2-(p-tolyl)imidazo[1,2-a]pyridin-3-yl)acetate

Zolpidem Impurity 9

CAT No: CL-ZLPD-26 CAS No: 365213-58-7 Mol Wt: 279.3 Mol F: C17H17N3O Inv Status: Custom Synthesis

Chemical Name: 2-(6-Methyl-2-(p-tolyl)imidazo[1,2-a]pyridin-3-yl)acetamide

Zolpidem N-Oxide

CAT No: CL-ZLPD-27 CAS No: NA Mol Wt: 323.4 Mol F: C19H21N3O2 Inv Status: Custom Synthesis

Chemical Name: 3-(2-(dimethylamino)-2-oxoethyl)-6-methyl-2-(p-tolyl)imidazo[1,2-a]pyridine 1-oxide

Zolpidem Impurity 13

CAT No: CL-ZLPD-28 CAS No: 2514723-02-3 Mol Wt: 301.2 Mol F: C15H13BrN2 Inv Status: Custom Synthesis

Chemical Name: 2-(3-Bromo-4-methylphenyl)-6-methylimidazo[1,2-a]pyridine

Type:Impurity Reference Standard

API NAME:Zolpidem

Total Products: 27

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