Impurity Reference Standard - Products

Zaleplon

CAT No: CL-ZLON-01 CAS No: 151319-34-5 Mol Wt: 305.3 Mol F: C17H15N5O Inv Status: Custom Synthesis

Chemical Name: Acetamide,N-[3-(3-cyanopyrazolo[1,5-a]pyrimidin-7-yl)phenyl]-N-ethyl

Zaleplon USP Related Compound A

CAT No: CL-ZLON-02 CAS No: 1227694-96-3 Mol Wt: 260.3 Mol F: C15H20N2O2 Inv Status: In Stock

Chemical Name: (E)-N-{3-[3-(Dimethylamino)acryloyl]phenyl}-N-ethylacetamide

Zaleplon USP Related Compound B

CAT No: CL-ZLON-03 CAS No: 478081-98-0 Mol Wt: 305.3 Mol F: C17H15N5O Inv Status: In Stock

Chemical Name: N-[3-(3-Cyanopyrazolo[1,5-a]pyrimidin-5-yl)phenyl]-N-ethylacetamide

Zaleplon USP Related Compound C

CAT No: CL-ZLON-04 CAS No: 940951-54-2 Mol Wt: 323.4 Mol F: C17H17N5O2 Inv Status: Custom Synthesis

Chemical Name: 7-[3-(N-Ethylacetamido)phenyl]pyrazolo[1,5-a]pyrimidine-3-carboxamide

Desethyl Zaleplon

CAT No: CL-ZLON-06 CAS No: 115931-01-6 Mol Wt: 277.3 Mol F: C15H11N5O Inv Status: Custom Synthesis

Chemical Name: N-(3-(3-Cyanopyrazolo[1,5-a]pyrimidin-7-yl)phenyl)acetamide

Zaleplon Oxopropenyl Analog

CAT No: CL-ZLON-07 CAS No: 940951-61-1 Mol Wt: 520.6 Mol F: C30H28N6O3 Inv Status: Custom Synthesis

Chemical Name: (E)-N-(3-(3-Cyano-6-(3-(3-(N-ethylacetamido)phenyl)-3-oxoprop-1-en-1-yl)pyrazolo[1,5-a]pyrimidin-7-yl)phenyl)-N-ethylacetamide

Zaleplon Impurity A

CAT No: CL-ZLON-14 CAS No: 96605-66-2 Mol Wt: 260.34 Mol F: C15H20N2O2 Inv Status: Custom Synthesis

Chemical Name: (E)-N-(3-(3-(Dimethylamino)acryloyl)phenyl)-N-ethylacetamide

Zaleplon Impurity 2

CAT No: CL-ZLON-16 CAS No: 7463-31-2 Mol Wt: 177.2 Mol F: C10H11NO2 Inv Status: In Stock

Chemical Name: N-(3-Acetylphenyl)acetamide; 2-Acetamidoacetophenone

Desethylzaleplon (USP)

CAT No: CL-ZLON-20 CAS No: 115931-01-6 Mol Wt: 277.3 Mol F: C15H11N5O Inv Status: Custom Synthesis

Chemical Name: N-[3-(3-Cyanopyrazolo[1,5-a]pyrimidin-7-yl)phenyl]acetamide (as per USP)