A synthetic hormone, which is used as a birth control drug. Levonorgestrel is an estrane steroid and a derivative of testosterone which is also used in intrauterine devices. Reference standards of Levonorgestrel API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.
stdClass Object ( [pname] => Levonorgestrel - Impurity A [catalogue_number] => PA 12 14010 [category_ids] => 87,82,78,75,70 [chemical_name] => [weight] => 310.43 [form] => C21H26O2 [cas] => 1260525-53-8 [pslug] => 1260525-53-8-levonorgestrel-impurity-a-pa1214010 [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 14010
CAS :
Molecular Formula : C21H26O2
Molecular Weight : 310.43
stdClass Object ( [pname] => Levonorgestrel - Impurity B [catalogue_number] => PA 12 14020 [category_ids] => ,75,78,70,82,87, [chemical_name] => [weight] => 312.45 [form] => C21H28O2 [cas] => 19914-67-1 [pslug] => 19914-67-1-levonorgestrel-impurity-b-pa1214020 [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 14020
Molecular Formula : C21H28O2
Molecular Weight : 312.45
stdClass Object ( [pname] => Levonorgestrel - Impurity C [catalogue_number] => PA 12 14030 [category_ids] => ,75,78,70,82,87, [chemical_name] => [weight] => 320.47 [form] => C23H28O [cas] => 1337972-89-0 [pslug] => 1337972-89-0-levonorgestrel-impurity-c-pa1214030 [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 14030
Molecular Formula : C23H28O
Molecular Weight : 320.47
stdClass Object ( [pname] => Levonorgestrel - Impurity D [catalogue_number] => PA 12 14040 [category_ids] => ,75,78,70,82,87, [chemical_name] => [weight] => 298.23 [form] => C21H30O [cas] => 32419-58-2 [pslug] => 32419-58-2-levonorgestrel-impurity-d-pa1214040 [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 14040
Molecular Formula : C21H30O
Molecular Weight : 298.23
stdClass Object ( [pname] => Levonorgestrel - Impurity H [catalogue_number] => PA 12 14080 [category_ids] => ,87,82,78,75,70, [chemical_name] => [weight] => 328.45 [form] => C21H28O3 [cas] => 55555-97-0 [pslug] => 55555-97-0-levonorgestrel-impurity-h-pa1214080 [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 14080
Molecular Formula : C21H28O3
Molecular Weight : 328.45
stdClass Object ( [pname] => Levonorgestrel - Impurity J [catalogue_number] => PA 12 14100 [category_ids] => ,75,78,70,82,87, [chemical_name] => [weight] => 326.43 [form] => C21H26O3 [cas] => 1175109-63-3 [pslug] => 1175109-63-3-levonorgestrel-impurity-j-pa1214100 [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 14100
Molecular Formula : C21H26O3
Molecular Weight : 326.43
stdClass Object ( [pname] => Levonorgestrel - Impurity K [catalogue_number] => PA 12 14110 [category_ids] => ,87,82,78,75,70, [chemical_name] => [weight] => 288.43 [form] => C19H28O2 [cas] => 793-55-5 [pslug] => 793-55-5-levonorgestrel-impurity-k-pa1214110 [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 14110
Molecular Formula : C19H28O2
Molecular Weight : 288.43
stdClass Object ( [pname] => Levonorgestrel - Impurity L [catalogue_number] => PA 12 14120 [category_ids] => ,75,78,70,82,87, [chemical_name] => [weight] => 286.41 [form] => C19H26O2 [cas] => 21800-83-9 [pslug] => 21800-83-9-levonorgestrel-impurity-l-pa1214120 [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 14120
Molecular Formula : C19H26O2
Molecular Weight : 286.41
stdClass Object ( [pname] => Levonorgestrel - Impurity M [catalogue_number] => PA 12 14130 [category_ids] => ,87,82,78,75,70, [chemical_name] => [weight] => 310.43 [form] => C21H26O2 [cas] => 51087-61-7 [pslug] => 51087-61-7-levonorgestrel-impurity-m-pa1214130 [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 14130
stdClass Object ( [pname] => Levonorgestrel - Impurity N [catalogue_number] => PA 12 14140 [category_ids] => ,75,78,70,82,87, [chemical_name] => [weight] => 286.41 [form] => C19H26O2 [cas] => 4222-96-2 [pslug] => 4222-96-2-levonorgestrel-impurity-n-pa1214140 [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 14140
stdClass Object ( [pname] => Levonorgestrel - Impurity O [catalogue_number] => PA 12 14150 [category_ids] => ,75,78,70,82,87, [chemical_name] => [weight] => 344.49 [form] => C22H32O3 [cas] => 155683-60-6 [pslug] => 155683-60-6-levonorgestrel-impurity-o-freebase-pa1214150 [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 14150
Molecular Formula : C22H32O3
Molecular Weight : 344.49
stdClass Object ( [pname] => Levonorgestrel - Impurity P [catalogue_number] => PA 12 14160 [category_ids] => ,75,78,70,82,87, [chemical_name] => [weight] => 312.45 [form] => C21H28O2 [cas] => 100021-05-4 [pslug] => 100021-05-4-levonorgestrel-impurity-p-pa1214160 [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 14160
stdClass Object ( [pname] => Levonorgestrel - Impurity Q [catalogue_number] => PA 12 14170 [category_ids] => ,75,78,70,82,87, [chemical_name] => [weight] => 302.45 [form] => C20H30O2 [cas] => 1038-28-4 [pslug] => 1038-28-4-levonorgestrel-impurity-q-pa1214170 [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 14170
Molecular Formula : C20H30O2
Molecular Weight : 302.45
stdClass Object ( [pname] => Levonorgestrel - Impurity R [catalogue_number] => PA 12 14180 [category_ids] => ,75,78,70,82,87, [chemical_name] => [weight] => 300.44 [form] => C20H28O2 [cas] => 2322-77-2 [pslug] => 2322-77-2-levonorgestrel-impurity-r-pa1214180 [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 14180
Molecular Formula : C20H28O2
Molecular Weight : 300.44
stdClass Object ( [pname] => Levonorgestrel - Impurity S [catalogue_number] => PA 12 14190 [category_ids] => ,87,82,78,75,70, [chemical_name] => [weight] => 326.47 [form] => C22H30O2 [cas] => 176254-10-7 [pslug] => 176254-10-7-levonorgestrel-impurity-s-pa1214190 [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 14190
Molecular Formula : C22H30O2
Molecular Weight : 326.47
stdClass Object ( [pname] => Levonorgestrel - Impurity T [catalogue_number] => PA 12 14200 [category_ids] => ,75,78,70,82, [chemical_name] => [weight] => 326.47 [form] => C22H30O2 [cas] => 799-43-9 [pslug] => 799-43-9-levonorgestrel-impurity-t-pa1214200 [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 14200
stdClass Object ( [pname] => Levonorgestrel - Impurity G [catalogue_number] => PA 12 14070 [category_ids] => ,75,78,70,82,87, [chemical_name] => [weight] => 328.45 [form] => C21H28O3 [cas] => 87585-03-3 [pslug] => 87585-03-3-levonorgestrel-impurity-g-pa1214070 [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 14070
stdClass Object ( [pname] => Levonorgestrel - Impurity W [catalogue_number] => PA 12 14230 [category_ids] => ,75,78,70,82,87, [chemical_name] => [weight] => 308.42 [form] => C21H24O2 [cas] => 155683-59-3 [pslug] => 155683-59-3-levonorgestrel-impurity-w-pa1214230 [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 14230
Molecular Formula : C21H24O2
Molecular Weight : 308.42
stdClass Object ( [pname] => Levonorgestrel - Impurity I [catalogue_number] => PA 12 0140090 [category_ids] => ,75,76,78,70,82, [chemical_name] => [weight] => 328.45 [form] => C21H28O3 [cas] => 20402-62-4 [pslug] => 20402-62-4-levonorgestrel-impurity-i-pa120140090 [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 0140090
stdClass Object ( [pname] => 10β-Hydroxy D-(-)-Norgestrel [catalogue_number] => PA 12 0141001 [category_ids] => ,75,76,78,70,82, [chemical_name] => [weight] => 328.45 [form] => C21H28O3 [cas] => 21508-50-9 [pslug] => 21508-50-9-10beta-hydroxy-d-norgestrel-pa120141001 [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 0141001
stdClass Object ( [pname] => Dextronorgestrel [catalogue_number] => PA 12 0141002 [category_ids] => ,75,76,78,70,82, [chemical_name] => [weight] => 312.45 [form] => C21H28O2 [cas] => 797-64-8 [pslug] => 797-64-8-dextronorgestrel-pa120141002 [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 0141002
stdClass Object ( [pname] => Levonorgestrel (IPRS/30/20)-from IPC [catalogue_number] => PA IPRS 30 20 [category_ids] => ,75,76,78,70,82, [chemical_name] => [weight] => NA [form] => NA [cas] => NA [pslug] => levonorgestrel-iprs-30-20-from-ipc-paiprs3020 [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 IPRS 30 20
Molecular Formula : NA
Molecular Weight : NA
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