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 - API Standards [catalogue_number] => PA 12 14000 [category_ids] => ,78,70,82,87, [chemical_name] => [weight] => 312.45 [form] => C21H28O2 [cas] => 797-63-7 [pslug] => 797-63-7-levonorgestrel-api-pa1214000 [latest_product] => 0 [linkproducts] => 0 [offers_id] => 8 [offers_name] => Ready Stock [offers_status] => 1 [offers_start_date] => 2024-12-16 [offers_end_date] => 2024-12-31 [pageview] => 2 [offers_slug] => ready-stock [offers_product_id] => 37745 [offers_product_code] => PA 12 14000 [offers_master_id] => 8 [offer_percentage] => 20 % OFF [offers_product_main_cat] => Pharmaceutical Reference Standards )
Catalogue No.:PA 12 14000
CAS :
Molecular Formula : C21H28O2
Molecular Weight : 312.45
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] => 8 [offers_name] => Ready Stock [offers_status] => 1 [offers_start_date] => 2024-12-16 [offers_end_date] => 2024-12-31 [pageview] => 2 [offers_slug] => ready-stock [offers_product_id] => 37746 [offers_product_code] => PA 12 14110 [offers_master_id] => 8 [offer_percentage] => 20 % OFF [offers_product_main_cat] => Pharmaceutical Reference Standards )
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] => 8 [offers_name] => Ready Stock [offers_status] => 1 [offers_start_date] => 2024-12-16 [offers_end_date] => 2024-12-31 [pageview] => 2 [offers_slug] => ready-stock [offers_product_id] => 37747 [offers_product_code] => PA 12 14120 [offers_master_id] => 8 [offer_percentage] => 20 % OFF [offers_product_main_cat] => Pharmaceutical Reference Standards )
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] => 8 [offers_name] => Ready Stock [offers_status] => 1 [offers_start_date] => 2024-12-16 [offers_end_date] => 2024-12-31 [pageview] => 2 [offers_slug] => ready-stock [offers_product_id] => 37748 [offers_product_code] => PA 12 14130 [offers_master_id] => 8 [offer_percentage] => 20 % OFF [offers_product_main_cat] => Pharmaceutical Reference Standards )
Catalogue No.:PA 12 14130
Molecular Formula : C21H26O2
Molecular Weight : 310.43
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] => 8 [offers_name] => Ready Stock [offers_status] => 1 [offers_start_date] => 2024-12-16 [offers_end_date] => 2024-12-31 [pageview] => 2 [offers_slug] => ready-stock [offers_product_id] => 37751 [offers_product_code] => PA 12 14140 [offers_master_id] => 8 [offer_percentage] => 20 % OFF [offers_product_main_cat] => Pharmaceutical Reference Standards )
Catalogue No.:PA 12 14140
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] => 8 [offers_name] => Ready Stock [offers_status] => 1 [offers_start_date] => 2024-12-16 [offers_end_date] => 2024-12-31 [pageview] => 2 [offers_slug] => ready-stock [offers_product_id] => 37752 [offers_product_code] => PA 12 14180 [offers_master_id] => 8 [offer_percentage] => 20 % OFF [offers_product_main_cat] => Pharmaceutical Reference Standards )
Catalogue No.:PA 12 14180
Molecular Formula : C20H28O2
Molecular Weight : 300.44
stdClass Object ( [pname] => Levonorgestrel - Impurity U [catalogue_number] => PA 12 14210 [category_ids] => ,70,78,82,87, [chemical_name] => [weight] => 298.42 [form] => C20H26O2 [cas] => 68-22-4 [pslug] => 68-22-4-levonorgestrel-impurity-u-pa1214210 [latest_product] => 0 [linkproducts] => 0 [offers_id] => 8 [offers_name] => Ready Stock [offers_status] => 1 [offers_start_date] => 2024-12-16 [offers_end_date] => 2024-12-31 [pageview] => 2 [offers_slug] => ready-stock [offers_product_id] => 37753 [offers_product_code] => PA 12 14210 [offers_master_id] => 8 [offer_percentage] => 20 % OFF [offers_product_main_cat] => Pharmaceutical Reference Standards )
Catalogue No.:PA 12 14210
Molecular Formula : C20H26O2
Molecular Weight : 298.42
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
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 O (Freebase) [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 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] => 13-Ethyl-17-hydroxy-gon-4-en-3-one [catalogue_number] => PA 12 14510 [category_ids] => ,78,70,82, [chemical_name] => [weight] => 288.42 [form] => C19H28O2 [cas] => 793-54-4 [pslug] => 793-54-4-13-ethyl-17-hydroxy-gon-4-en-3-one-pa1214510 [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 14510
Molecular Weight : 288.42
stdClass Object ( [pname] => (8R,9S,10R,13S,14S,17R,E)-13-Ethyl-17-ethynyl-17-hydroxy-8,9,10,11,12,13,14,15,16,17-decahydro-1H-cyclopenta[a]phenanthren-3(2H)-one oxime [catalogue_number] => PA 12 14520 [category_ids] => ,78,70,82, [chemical_name] => [weight] => 325.44 [form] => C21H27NO2 [cas] => NA [pslug] => 8r-9s-10r-13s-14s-17r-e-13-ethyl-17-ethynyl-17-hydroxy-8-9-10-11-12-13-14-15-16-17-decahydro-1h-cyclopenta-a-phenanthren-3-2h-one-oxime-pa1214520 [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 14520
Molecular Formula : C21H27NO2
Molecular Weight : 325.44
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 V [catalogue_number] => PA 12 14220 [category_ids] => ,78,70,82,87, [chemical_name] => [weight] => 324.46 [form] => C22H28O2 [cas] => 14009-70-2 [pslug] => 14009-70-2-levonorgestrel-impurity-v-pa1214220 [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 14220
Molecular Formula : C22H28O2
Molecular Weight : 324.46
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 3-Ethyldienol Ether [catalogue_number] => PAI 12 010010 [category_ids] => ,70, [chemical_name] => [weight] => 340.51 [form] => C23H32O2 [cas] => 24908-87-0 [pslug] => 24908-87-0-levonorgestrel-3-ethyldienol-ether-pai12010010 [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 12 010010
Molecular Formula : C23H32O2
Molecular Weight : 340.51
stdClass Object ( [pname] => (13S,17R)-6-Bromo-13-ethyl-17-ethynyl-17-hydroxy-1,2,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-3H-cyclopenta[a]phenanthren-3-one [catalogue_number] => PAI 12 010020 [category_ids] => ,70, [chemical_name] => [weight] => 391.35 [form] => C21H27BrO2 [cas] => NA [pslug] => 13s-17r-6-bromo-13-ethyl-17-ethynyl-17-hydroxy-1-2-6-7-8-9-10-11-12-13-14-15-16-17-tetradecahydro-3h-cyclopenta-a-phenanthren-3-one-pai12010020 [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 12 010020
Molecular Formula : C21H27BrO2
Molecular Weight : 391.35
stdClass Object ( [pname] => 1(10)-Dehydro-4(5)-dihydro D-(-)-Norgestrel [catalogue_number] => PA 12 14530 [category_ids] => ,69,78,70,82, [chemical_name] => [weight] => 312.45 [form] => C21H28O2 [cas] => NA [pslug] => 1-10-dehydro-4-5-dihydro-d-norgestrel-pa1214530 [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 14530
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
stdClass Object ( [pname] => D-(-)-Norgestrel Sulfate Sodium Salt [catalogue_number] => PA 12 0141003 [category_ids] => ,78,70,82,87, [chemical_name] => [weight] => 414.49 [form] => C21H27NaO5S [cas] => 1259126-61-8 [pslug] => 1259126-61-8-d-norgestrel-sulfate-sodium-salt-pa120141003 [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 0141003
Molecular Formula : C21H27NaO5S
Molecular Weight : 414.49
stdClass Object ( [pname] => Ethylmetrienone [catalogue_number] => PA 12 0141004 [category_ids] => ,78,70,82,87, [chemical_name] => [weight] => 298.43 [form] => C20H26O2 [cas] => 848-04-4 [pslug] => 848-04-4-ethylmetrienone-pa120141004 [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 0141004
Molecular Weight : 298.43
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