Zolpidem improves sleep in patients with insomnia. It is aimed for use in patients with difficulties initiating sleep. It is sold under the brand name Ambien. It became available as a generic medication in 2007. Reference standards of Zolpidem API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.
stdClass Object ( [pname] => 3-(Dimethylaminomethyl)-6-methyl-2-(4-methylphenyl)imidazo[1,2-a]pyridine [catalogue_number] => PA 26 0261000 [category_ids] => ,82,78,76,75,165, [chemical_name] => [weight] => 279.39 [form] => C18H21N3 [cas] => 106961-33-5 [pslug] => 106961-33-5-3-dimethylaminomethyl-6-methyl-2-4-methylphenyl-imidazo-1-2-a-pyridine-pa260261000 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 26 0261000
CAS :
Molecular Formula : C18H21N3
Molecular Weight : 279.39
stdClass Object ( [pname] => N,N,N-Trimethyl-1-(6-methyl-2-(p-tolyl)imidazo[1,2-a]pyridin-3-yl)methanaminium Iodide [catalogue_number] => PA 26 0261002 [category_ids] => ,82,78,76,75,70,165, [chemical_name] => [weight] => 421.33 [form] => C19H24IN3 [cas] => 106961-34-6 [pslug] => 106961-34-6-n-n-n-trimethyl-1-6-methyl-2-p-tolyl-imidazo-1-2-a-pyridin-3-yl-methanaminium-iodide-pa260261002 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 26 0261002
Molecular Formula : C19H24IN3
Molecular Weight : 421.33
stdClass Object ( [pname] => Zolpidem - Impurity A [catalogue_number] => PA 26 07010 [category_ids] => ,82,79,78,75,71,70,165, [chemical_name] => [weight] => 307.39 [form] => C19H21N3O [cas] => 1346600-85-8 [pslug] => 1346600-85-8-zolpidem-impurity-a-pa2607010 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 26 07010
Molecular Formula : C19H21N3O
Molecular Weight : 307.39
stdClass Object ( [pname] => 2-[6-Methyl-2-(4-methylphenyl)imidazo- [1,2-a]pyridin-3-yl]acetamide [catalogue_number] => PA 26 07510 [category_ids] => ,82,80,79,78,75,71,70,165, [chemical_name] => [weight] => 279.34 [form] => C17H17N3O [cas] => 365213-58-7 [pslug] => 365213-58-7-2-6-methyl-2-4-methylphenyl-imidazo-1-2-a-pyridin-3-yl-acetamide-pa2607510 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 26 07510
Molecular Formula : C17H17N3O
Molecular Weight : 279.34
stdClass Object ( [pname] => Oxozolpidem [catalogue_number] => PA 26 07550 [category_ids] => ,82,79,78,75,71,70,165, [chemical_name] => [weight] => 321.37 [form] => C19H19N3O2 [cas] => 400038-68-8 [pslug] => 400038-68-8-oxozolpidem-pa2607550 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 26 07550
Molecular Formula : C19H19N3O2
Molecular Weight : 321.37
stdClass Object ( [pname] => 4-Methyl-N-(5-methyl-2-pyridinyl)benzamide [catalogue_number] => PA 26 07620 [category_ids] => ,82,79,78,75,71,70,165, [chemical_name] => [weight] => 226.27 [form] => C14H14N2O [cas] => 349122-64-1 [pslug] => 349122-64-1-4-methyl-n-5-methyl-2-pyridinyl-benzamide-pa2607620 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 26 07620
Molecular Formula : C14H14N2O
Molecular Weight : 226.27
stdClass Object ( [pname] => Zolpidem Carbaldehyde [catalogue_number] => PA 26 07630 [category_ids] => ,82,79,78,75,71,70,165, [chemical_name] => [weight] => 250.3 [form] => C16H14N2O [cas] => 400777-11-9 [pslug] => 400777-11-9-zolpidem-carbaldehyde-pa2607630 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 26 07630
Molecular Formula : C16H14N2O
Molecular Weight : 250.3
stdClass Object ( [pname] => N,N-Dimethyl-2-(6-methyl-2-(3-bromo-4-methylphenyl)-imidazo[1,2-a]pyridin-3-yl)-acetamide [catalogue_number] => PA 26 07640 [category_ids] => ,82,80,78,75,71,70,165, [chemical_name] => [weight] => 386.29 [form] => C19H20BrN3O [cas] => NA [pslug] => n-n-dimethyl-2-6-methyl-2-3-bromo-4-methylphenyl-imidazo-1-2-a-pyridin-3-yl-acetamide-pa2607640 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 26 07640
Molecular Formula : C19H20BrN3O
Molecular Weight : 386.29
stdClass Object ( [pname] => α-Hydroxyzolpidem [catalogue_number] => PA 26 07660 [category_ids] => ,82,80,78,75,71,70,165, [chemical_name] => [weight] => 323.39 [form] => C19H21N3O2 [cas] => 118026-14-5 [pslug] => 118026-14-5-alpha-hydroxyzolpidem-pa2607660 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 26 07660
Molecular Formula : C19H21N3O2
Molecular Weight : 323.39
stdClass Object ( [pname] => Zolpidem 6-Carboxylic Acid [catalogue_number] => PA 26 07670 [category_ids] => ,82,79,78,76,75,71,70,165, [chemical_name] => [weight] => 337.37 [form] => C19H19N3O3 [cas] => 109461-15-6 [pslug] => 109461-15-6-zolpidem-6-carboxylic-acid-pa2607670 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 26 07670
Molecular Formula : C19H19N3O3
Molecular Weight : 337.37
stdClass Object ( [pname] => Zolpidem Phenyl-4-carboxylic Acid [catalogue_number] => PA 26 07680 [category_ids] => ,82,79,78,76,75,71,70,165, [chemical_name] => [weight] => 337.37 [form] => C19H19N3O3 [cas] => 109461-65-6 [pslug] => 109461-65-6-zolpidem-phenyl-4-carboxylic-acid-pa2607680 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 26 07680
stdClass Object ( [pname] => 2-Keto Zolpidem-d6 [catalogue_number] => PA STI 055310 [category_ids] => ,98,82,79,78,75,71,70,165, [chemical_name] => [weight] => 327.41 [form] => C19H13D6N3O2 [cas] => 1330165-18-8 [pslug] => 1330165-18-8-2-keto-zolpidem-d6-pasti055310 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA STI 055310
Molecular Formula : C19H13D6N3O2
Molecular Weight : 327.41
stdClass Object ( [pname] => 4-Methyl-N-(5-methyl-2-pyridinyl)benzamide-d6 [catalogue_number] => PA STI 062510 [category_ids] => ,98,82,79,78,75,71,70,165, [chemical_name] => [weight] => 232.31 [form] => C14H8D6N2O [cas] => 1330277-06-9 [pslug] => 1330277-06-9-4-methyl-n-5-methyl-2-pyridinyl-benzamide-d6-pasti062510 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA STI 062510
Molecular Formula : C14H8D6N2O
Molecular Weight : 232.31
stdClass Object ( [pname] => Zolpidem-d6 6-Carboxylic Acid [catalogue_number] => PA STI 087860 [category_ids] => ,98,82,79,78,76,75,71,70,165, [chemical_name] => [weight] => 343.41 [form] => C19H13D6N3O3 [cas] => 1190014-62-0 [pslug] => 1190014-62-0-zolpidem-d6-6-carboxylic-acid-pasti087860 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA STI 087860
Molecular Formula : C19H13D6N3O3
Molecular Weight : 343.41
stdClass Object ( [pname] => Zolpidem-d6 Phenyl-4-carboxylic Acid [catalogue_number] => PA STI 087870 [category_ids] => ,98,82,79,78,76,75,71,70,165, [chemical_name] => [weight] => 343.41 [form] => C19H13D6N3O3 [cas] => 1189868-12-9 [pslug] => 1189868-12-9-zolpidem-d6-phenyl-4-carboxylic-acid-pasti087870 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA STI 087870
stdClass Object ( [pname] => Zolpidem Carbaldehyde-d6 [catalogue_number] => PA STI 087900 [category_ids] => ,98,82,79,78,75,71,70,165, [chemical_name] => [weight] => 256.33 [form] => C16H8D6N2O [cas] => 1329611-32-6 [pslug] => 1329611-32-6-zolpidem-carbaldehyde-d6-pasti087900 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA STI 087900
Molecular Formula : C16H8D6N2O
Molecular Weight : 256.33
stdClass Object ( [pname] => 2-(7-Methyl-2-(p-tolyl)imidazo[1,2-a]pyridin-3-yl)acetic acid [catalogue_number] => PAI 26 001031 [category_ids] => ,82,78,76,75,70,165, [chemical_name] => [weight] => 280.33 [form] => C17H16N2O2 [cas] => 387400-34-2 [pslug] => 387400-34-2-2-7-methyl-2-p-tolyl-imidazo-1-2-a-pyridin-3-yl-acetic-acid-pai26001031 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PAI 26 001031
Molecular Formula : C17H16N2O2
Molecular Weight : 280.33
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