It is a biologically active (S)-enantiomer of Etiracetam which is used in the treatment of epilepsy. It is an effective medicine in treating other psychiatric and neurologic conditions. Reference standards of Levetiracetam API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.
stdClass Object ( [pname] => Levetiracetam - API Standards [catalogue_number] => PA 12 10000 [category_ids] => ,79,69,71,78,70,82, [chemical_name] => [weight] => 170.21 [form] => C8H14N2O2 [cas] => 102767-28-2 [pslug] => 102767-28-2-levetiracetam-api-pa1210000 [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 12 10000
CAS :
Molecular Formula : C8H14N2O2
Molecular Weight : 170.21
stdClass Object ( [pname] => Levetiracetam - Impurity A (Freebase) [catalogue_number] => PA 12 10010 [category_ids] => ,71,93,78,70,82, [chemical_name] => [weight] => 171.19 [form] => C8H13NO3 [cas] => 67118-31-4 [pslug] => 67118-31-4-levetiracetam-impurity-a-freebase-pa1210010 [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 12 10010
Molecular Formula : C8H13NO3
Molecular Weight : 171.19
stdClass Object ( [pname] => Levetiracetam - Impurity B (Freebase) [catalogue_number] => PA 12 10020 [category_ids] => ,79,69,71,78,70,82, [chemical_name] => [weight] => 168.19 [form] => C8H12N2O2 [cas] => 358629-47-7 [pslug] => 358629-47-7-levetiracetam-impurity-b-freebase-pa1210020 [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 12 10020
Molecular Formula : C8H12N2O2
Molecular Weight : 168.19
stdClass Object ( [pname] => Levetiracetam - Impurity D (Freebase) [catalogue_number] => PA 12 10040 [category_ids] => ,71,78,70,82, [chemical_name] => [weight] => 170.21 [form] => C8H14N2O2 [cas] => 103765-01-1 [pslug] => 103765-01-1-levetiracetam-impurity-d-freebase-pa1210040 [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 12 10040
stdClass Object ( [pname] => Levetiracetam Racemic Mixture [catalogue_number] => PA 12 10530 [category_ids] => 93,82,78,71,70 [chemical_name] => [weight] => 170.21 [form] => C8H14N2O2 [cas] => 33996-58-6 [pslug] => 33996-58-6-levetiracetam-racemic-mixture-pa1210530 [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 12 10530
stdClass Object ( [pname] => Levetiracetam Carboxylic Acid [catalogue_number] => PA 12 10540 [category_ids] => 79,69,70,71,78,82 [chemical_name] => [weight] => 171.19 [form] => C8H13NO3 [cas] => 102849-49-0 [pslug] => 102849-49-0-levetiracetam-carboxylic-acid-pa1210540 [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 12 10540
stdClass Object ( [pname] => N-(1-Amino-1-oxobutan-2-yl)-4-chlorobutanamide [catalogue_number] => PA 12 10550 [category_ids] => ,79,69,71,78,70,82, [chemical_name] => [weight] => 206.67 [form] => C8H15ClN2O2 [cas] => 774604-48-7 [pslug] => 774604-48-7-n-1-amino-1-oxobutan-2-yl-4-chlorobutanamide-pa1210550 [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 12 10550
Molecular Formula : C8H15ClN2O2
Molecular Weight : 206.67
stdClass Object ( [pname] => (R)-Levetiracetam Acid [catalogue_number] => PA 12 10560 [category_ids] => 82,79,78,71,70,69 [chemical_name] => [weight] => 171.19 [form] => C8H13NO3 [cas] => 103833-72-3 [pslug] => 103833-72-3-levetiracetam-acid-pa1210560 [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 12 10560
stdClass Object ( [pname] => (S)-Methyl 2-(2-oxopyrrolidin-1-yl)butanoate [catalogue_number] => PA 12 10580 [category_ids] => ,79,69,71,78,70,82, [chemical_name] => [weight] => 185.22 [form] => C9H15NO3 [cas] => 358629-51-3 [pslug] => 358629-51-3-s-methyl-2-2-oxopyrrolidin-1-yl-butanoate-pa1210580 [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 12 10580
Molecular Formula : C9H15NO3
Molecular Weight : 185.22
stdClass Object ( [pname] => (-)-Levetiracetam-d3 [catalogue_number] => PA STI 056450 [category_ids] => 69,70,71,78,79,82,98 [chemical_name] => [weight] => 173.23 [form] => C8H11D3N2O2 [cas] => 1217851-16-5 [pslug] => 1217851-16-5-levetiracetam-d3-pasti056450 [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 056450
Molecular Formula : C8H11D3N2O2
Molecular Weight : 173.23
stdClass Object ( [pname] => Levetiracetam-d6 See L331502 [catalogue_number] => PA STI 056460 [category_ids] => ,79,69,71,98,78,70,82, [chemical_name] => [weight] => 176.25 [form] => C8H8D6N2O2 [cas] => 1133229-30-7 [pslug] => 1133229-30-7-levetiracetam-d6 see-l331502-pasti056460 [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 056460
Molecular Formula : C8H8D6N2O2
Molecular Weight : 176.25
stdClass Object ( [pname] => (S)-N-(1-Amino-1-oxobutan-2-yl)-4-hydroxy-N-nitrosobutanamide [catalogue_number] => PA 12 0101011 [category_ids] => ,69,70,71,78,79,82,162, [chemical_name] => [weight] => 217.23 [form] => C8H15N3O4 [cas] => NA [pslug] => s-n-1-amino-1-oxobutan-2-yl-4-hydroxy-n-nitrosobutanamide-pa120101011 [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 12 0101011
Molecular Formula : C8H15N3O4
Molecular Weight : 217.23
stdClass Object ( [pname] => (2S)-2-(3-Chloro-2-oxopyrrolidin-1-yl)butanamide [catalogue_number] => PA 12 0101012 [category_ids] => ,79,69,71,78,70,82, [chemical_name] => [weight] => 204.65 [form] => C8H13ClN2O2 [cas] => 2245069-23-0 [pslug] => 2245069-23-0-2s-2-3-chloro-2-oxopyrrolidin-1-yl-butanamide-pa120101012 [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 12 0101012
Molecular Formula : C8H13ClN2O2
Molecular Weight : 204.65
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