Ethinylestradiol-Impurities | Pharmaffiliates

ethinylestradiol

A synthetic steroidal estrogen and a derivative of estradiol, Ethinylestradiol is used as a formulation in Combine oral contraceptives. Also known as EE2 it is used in the hormone replacement therapy in menopause , acne, and cancer (breat and prostrate). Reference standards of Ethinylestradiol API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.

stdClass Object
(
    [pname] => Ethinylestradiol - API
    [catalogue_number] => PA 05 46000
    [category_ids] => ,70,78,82,87,
    [chemical_name] => 
    [weight] => 296.40
    [form] => C20H24O2
    [cas] => 57-63-6
    [pslug] => 57-63-6-ethinylestradiol-api-pa0546000
    [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] => 
)
PA 05 46000

Ethinylestradiol - API


  • Catalogue No.:PA 05 46000

  • CAS :

    57-63-6

  • Molecular Formula : C20H24O2

  • Molecular Weight : 296.40

stdClass Object
(
    [pname] => Ethinylestradiol - Impurity A
    [catalogue_number] => PA 05 46010
    [category_ids] => ,78,70,82,87,
    [chemical_name] => 
    [weight] => 296.40
    [form] => C20H24O2
    [cas] => 4717-38-8
    [pslug] => 4717-38-8-ethinylestradiol-impurity-a-pa0546010
    [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] => 
)
PA 05 46010

Ethinylestradiol - Impurity A


  • Catalogue No.:PA 05 46010

  • CAS :

    4717-38-8

  • Molecular Formula : C20H24O2

  • Molecular Weight : 296.40

stdClass Object
(
    [pname] => Ethinylestradiol - Impurity B
    [catalogue_number] => PA 05 46020
    [category_ids] => ,70,75,78,82,87,
    [chemical_name] => 
    [weight] => 294.39
    [form] => C20H22O2
    [cas] => 1231-96-5
    [pslug] => 1231-96-5-ethinylestradiol-impurity-b-pa0546020
    [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] => 
)
PA 05 46020

Ethinylestradiol - Impurity B


  • Catalogue No.:PA 05 46020

  • CAS :

    1231-96-5

  • Molecular Formula : C20H22O2

  • Molecular Weight : 294.39

stdClass Object
(
    [pname] => Ethinylestradiol - Impurity C
    [catalogue_number] => PA 05 46030
    [category_ids] => ,76,75,87,
    [chemical_name] => 
    [weight] => 270.37
    [form] => C18H22O2
    [cas] => 53-16-7
    [pslug] => 53-16-7-ethinylestradiol-impurity-c-pa0546030
    [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] => 
)
PA 05 46030

Ethinylestradiol - Impurity C


  • Catalogue No.:PA 05 46030

  • CAS :

    53-16-7

  • Molecular Formula : C18H22O2

  • Molecular Weight : 270.37

stdClass Object
(
    [pname] => Ethinylestradiol - Impurity D
    [catalogue_number] => PA 05 46040
    [category_ids] => ,78,70,82,87,
    [chemical_name] => 
    [weight] => 272.38
    [form] => C18H24O2
    [cas] => 50-28-2
    [pslug] => 50-28-2-ethinylestradiol-impurity-d-pa0546040
    [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] => 
)
PA 05 46040

Ethinylestradiol - Impurity D


  • Catalogue No.:PA 05 46040

  • CAS :

    50-28-2

  • Molecular Formula : C18H24O2

  • Molecular Weight : 272.38

stdClass Object
(
    [pname] => Ethinylestradiol - Impurity E
    [catalogue_number] => PA 05 46050
    [category_ids] => ,75,78,70,82,87,
    [chemical_name] => 
    [weight] => 312.40
    [form] => C20H24O3
    [cas] => 27521-34-2
    [pslug] => 27521-34-2-ethinylestradiol-impurity-e-pa0546050
    [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] => 
)
PA 05 46050

Ethinylestradiol - Impurity E


  • Catalogue No.:PA 05 46050

  • CAS :

    27521-34-2

  • Molecular Formula : C20H24O3

  • Molecular Weight : 312.40

stdClass Object
(
    [pname] => Ethinylestradiol - Impurity F
    [catalogue_number] => PA 05 46060
    [category_ids] => ,70,75,78,82,87,
    [chemical_name] => 
    [weight] => 312.40
    [form] => C20H24O3
    [cas] => 56324-28-8
    [pslug] => 56324-28-8-ethinylestradiol-impurity-f-pa0546060
    [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] => 
)
PA 05 46060

Ethinylestradiol - Impurity F


  • Catalogue No.:PA 05 46060

  • CAS :

    56324-28-8

  • Molecular Formula : C20H24O3

  • Molecular Weight : 312.40

stdClass Object
(
    [pname] => Ethinylestradiol - Impurity G
    [catalogue_number] => PA 05 46070
    [category_ids] => ,70,75,78,82,87,
    [chemical_name] => 
    [weight] => 310.39
    [form] => C20H22O3
    [cas] => 38002-18-5
    [pslug] => 38002-18-5-ethinylestradiol-impurity-g-pa0546070
    [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] => 
)
PA 05 46070

Ethinylestradiol - Impurity G


  • Catalogue No.:PA 05 46070

  • CAS :

    38002-18-5

  • Molecular Formula : C20H22O3

  • Molecular Weight : 310.39

stdClass Object
(
    [pname] => Ethinylestradiol - Impurity I
    [catalogue_number] => PA 05 46090
    [category_ids] => ,75,78,70,82,87,
    [chemical_name] => 
    [weight] => 294.39
    [form] => C20H22O2
    [cas] => 67703-68-8
    [pslug] => 67703-68-8-ethinylestradiol-impurity-i-pa0546090
    [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] => 
)
PA 05 46090

Ethinylestradiol - Impurity I


  • Catalogue No.:PA 05 46090

  • CAS :

    67703-68-8

  • Molecular Formula : C20H22O2

  • Molecular Weight : 294.39

stdClass Object
(
    [pname] => Ethinylestradiol - Impurity J
    [catalogue_number] => PA 05 46100
    [category_ids] => ,75,78,70,82,87,
    [chemical_name] => 
    [weight] => 310.43
    [form] => C21H26O2
    [cas] => 15071-66-6
    [pslug] => 15071-66-6-ethinylestradiol-impurity-j-pa0546100
    [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] => 
)
PA 05 46100

Ethinylestradiol - Impurity J


  • Catalogue No.:PA 05 46100

  • CAS :

    15071-66-6

  • Molecular Formula : C21H26O2

  • Molecular Weight : 310.43

stdClass Object
(
    [pname] => Ethinylestradiol - Impurity K
    [catalogue_number] => PA 05 46110
    [category_ids] => ,75,78,70,82,87,
    [chemical_name] => 
    [weight] => 310.43
    [form] => C21H26O2
    [cas] => 155683-61-7
    [pslug] => 155683-61-7-ethinylestradiol-impurity-k-pa0546110
    [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] => 
)
PA 05 46110

Ethinylestradiol - Impurity K


  • Catalogue No.:PA 05 46110

  • CAS :

    155683-61-7

  • Molecular Formula : C21H26O2

  • Molecular Weight : 310.43

stdClass Object
(
    [pname] => Ethinylestradiol - Impurity L
    [catalogue_number] => PA 05 46120
    [category_ids] => ,78,70,82,87,
    [chemical_name] => 
    [weight] => 272.38
    [form] => C18H24O2
    [cas] => 57-91-0
    [pslug] => 57-91-0-ethinylestradiol-impurity-l-pa0546120
    [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] => 
)
PA 05 46120

Ethinylestradiol - Impurity L


  • Catalogue No.:PA 05 46120

  • CAS :

    57-91-0

  • Molecular Formula : C18H24O2

  • Molecular Weight : 272.38

stdClass Object
(
    [pname] => Ethinylestradiol - Impurity M
    [catalogue_number] => PA 05 46130
    [category_ids] => ,75,78,70,82,87,
    [chemical_name] => 
    [weight] => 310.43
    [form] => C21H26O2
    [cas] => 3240-39-9
    [pslug] => 3240-39-9-ethinylestradiol-impurity-m-pa0546130
    [latest_product] => 1
    [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] => 
)
PA 05 46130

Ethinylestradiol - Impurity M


  • Catalogue No.:PA 05 46130

  • CAS :

    3240-39-9

  • Molecular Formula : C21H26O2

  • Molecular Weight : 310.43

stdClass Object
(
    [pname] => Ethynyl Estradiol 3-Sulfate
    [catalogue_number] => PA 05 46510
    [category_ids] => ,76,75,78,70,82,87,88,
    [chemical_name] => 
    [weight] => 376.47
    [form] => C20H24O5S
    [cas] => 24560-70-1
    [pslug] => 24560-70-1-ethynyl-estradiol-3-sulfate-pa0546510
    [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] => 
)
PA 05 46510

Ethynyl Estradiol 3-Sulfate


  • Catalogue No.:PA 05 46510

  • CAS :

    24560-70-1

  • Molecular Formula : C20H24O5S

  • Molecular Weight : 376.47

stdClass Object
(
    [pname] => Ethinyl Estradiol Dimer Impurity 1
    [catalogue_number] => PA 05 46520
    [category_ids] => ,76,75,78,70,82,87,
    [chemical_name] => 
    [weight] => 590.79
    [form] => C40H46O4
    [cas] => 303014-90-6
    [pslug] => 303014-90-6-ethinyl-estradiol-dimer-impurity-1-pa0546520
    [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] => 
)
PA 05 46520

Ethinyl Estradiol Dimer Impurity 1


  • Catalogue No.:PA 05 46520

  • CAS :

    303014-90-6

  • Molecular Formula : C40H46O4

  • Molecular Weight : 590.79

stdClass Object
(
    [pname] => Ethinyl Estradiol Dimer Impurity 2
    [catalogue_number] => PA 05 46530
    [category_ids] => ,76,75,78,70,82,87,
    [chemical_name] => 
    [weight] => 590.79
    [form] => C40H46O4
    [cas] => 303014-91-7
    [pslug] => 303014-91-7-ethinyl-estradiol-dimer-impurity-2-pa0546530
    [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] => 
)
PA 05 46530

Ethinyl Estradiol Dimer Impurity 2


  • Catalogue No.:PA 05 46530

  • CAS :

    303014-91-7

  • Molecular Formula : C40H46O4

  • Molecular Weight : 590.79

stdClass Object
(
    [pname] => 2-Hydroxy Ethinylestradiol
    [catalogue_number] => PA 05 46540
    [category_ids] => ,76,75,78,70,82,87,
    [chemical_name] => 
    [weight] => 312.41
    [form] => C20H24O3
    [cas] => 50394-89-3
    [pslug] => 50394-89-3-2-hydroxy-ethinylestradiol-pa0546540
    [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] => 
)
PA 05 46540

2-Hydroxy Ethinylestradiol


  • Catalogue No.:PA 05 46540

  • CAS :

    50394-89-3

  • Molecular Formula : C20H24O3

  • Molecular Weight : 312.41

stdClass Object
(
    [pname] => 2,4,16α-Tribromo Estrone
    [catalogue_number] => PA 05 46660
    [category_ids] => ,69,87,
    [chemical_name] => 
    [weight] => 507.05
    [form] => C18H19Br3O2
    [cas] => 79258-15-4
    [pslug] => 79258-15-4-2-4-16-alpha-tribromo-estrone-pa0546660
    [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] => 
)
PA 05 46660

2,4,16α-Tribromo Estrone


  • Catalogue No.:PA 05 46660

  • CAS :

    79258-15-4

  • Molecular Formula : C18H19Br3O2

  • Molecular Weight : 507.05

stdClass Object
(
    [pname] => 1-Hydroxy-4-methyl-17-ethynyl-3-dehydroxyestradiol
    [catalogue_number] => PA 05 0461000
    [category_ids] => ,87,78,75,76,82,
    [chemical_name] => 
    [weight] => 310.44
    [form] => C21H26O2
    [cas] => 1034298-00-4
    [pslug] => 1034298-00-4-1-hydroxy-4-methyl-17-ethynyl-3-dehydroxyestradiol-pa050461000
    [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] => 
)
PA 05 0461000

1-Hydroxy-4-methyl-17-ethynyl-3-dehydroxyestradiol


  • Catalogue No.:PA 05 0461000

  • CAS :

    1034298-00-4

  • Molecular Formula : C21H26O2

  • Molecular Weight : 310.44

stdClass Object
(
    [pname] => [2,2'-Bi-19-norpregna-1,3,5(10)-trien-20-yne]-3,3',17,17'-tetrol, (17a)-(17'a)
    [catalogue_number] => PA 05 0461009
    [category_ids] => ,70,78,82,87,
    [chemical_name] => 
    [weight] => 590.8
    [form] => C40H46O4
    [cas] => 303014-88-2
    [pslug] => 303014-88-2-2-2-bi-19-norpregna-1-3-5-10-trien-20-yne-3-3-17-17-tetrol-17a-17a-pa050461009
    [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] => 
)
PA 05 0461009

[2,2'-Bi-19-norpregna-1,3,5(10)-trien-20-yne]-3,3',17,17'-tetrol, (17a)-(17'a)


  • Catalogue No.:PA 05 0461009

  • CAS :

    303014-88-2

  • Molecular Formula : C40H46O4

  • Molecular Weight : 590.8

stdClass Object
(
    [pname] => [2,4'-Bi-19-norpregna-1,3,5(10)-trien-20-yne]-3,3',17,17'-tetrol, (17a)-(17'a)
    [catalogue_number] => PA 05 0461010
    [category_ids] => ,70,78,82,87,
    [chemical_name] => 
    [weight] => 590.8
    [form] => C40H46O4
    [cas] => 303014-89-3
    [pslug] => 303014-89-3-2-4-bi-19-norpregna-1-3-5-10-trien-20-yne-3-3-17-17-tetrol-17a-17a-pa050461010
    [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] => 
)
PA 05 0461010

[2,4'-Bi-19-norpregna-1,3,5(10)-trien-20-yne]-3,3',17,17'-tetrol, (17a)-(17'a)


  • Catalogue No.:PA 05 0461010

  • CAS :

    303014-89-3

  • Molecular Formula : C40H46O4

  • Molecular Weight : 590.8