Estrone-Impurities | Pharmaffiliates

estrone

Estrone is one of the naturally occurring estrogens, an estrogenic hormone which is secreted by the ovary and adipose tissue. It is synthesized from 4-androstenedione and is carcinigenic for human females. Reference standards of Estrone API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.

stdClass Object
(
    [pname] => 3-Hydroxy-estra-1,3,5(10),9(11) -tetraen-17-one
    [catalogue_number] => PA 05 0221002
    [category_ids] => ,75,76,78,70,82,
    [chemical_name] => 
    [weight] => 268.36
    [form] => C18H20O2
    [cas] => 1089-80-1
    [pslug] => 1089-80-1-3-hydroxy-estra-1-3-5-10-9-11-tetraen-17-one-pa050221002
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PA 05 0221002

3-Hydroxy-estra-1,3,5(10),9(11) -tetraen-17-one


  • Catalogue No.:PA 05 0221002

  • CAS :

    1089-80-1

  • Molecular Formula : C18H20O2

  • Molecular Weight : 268.36

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stdClass Object
(
    [pname] => Estrone - API Standards 
    [catalogue_number] => PA 05 22000
    [category_ids] => ,75,76,87,
    [chemical_name] => 
    [weight] => 270.37
    [form] => C18H22O2
    [cas] => 53-16-7
    [pslug] => 53-16-7-estrone-api-pa0522000
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PA 05 22000

Estrone - API Standards


  • Catalogue No.:PA 05 22000

  • CAS :

    53-16-7

  • Molecular Formula : C18H22O2

  • Molecular Weight : 270.37

stdClass Object
(
    [pname] => 2,4-Dibromo-16α-hydroxy Estrone
    [catalogue_number] => PA 05 22570
    [category_ids] => ,76,75,87,
    [chemical_name] => 
    [weight] => 444.16
    [form] => C18H20Br2O3
    [cas] => 79258-14-3
    [pslug] => 79258-14-3-2-4-dibromo-16-alpha-hydroxy-estrone-pa0522570
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PA 05 22570

2,4-Dibromo-16α-hydroxy Estrone


  • Catalogue No.:PA 05 22570

  • CAS :

    79258-14-3

  • Molecular Formula : C18H20Br2O3

  • Molecular Weight : 444.16

stdClass Object
(
    [pname] => 17α-Estradiol Sulfate Sodium Salt
    [catalogue_number] => PA 05 22580
    [category_ids] => ,76,75,78,70,82,87,
    [chemical_name] => 
    [weight] => 374.43
    [form] => C18H23NaO5S
    [cas] => 56050-04-5
    [pslug] => 56050-04-5-17-alpha-estradiol-sulfate-sodium-salt-pa0522580
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PA 05 22580

17α-Estradiol Sulfate Sodium Salt


  • Catalogue No.:PA 05 22580

  • CAS :

    56050-04-5

  • Molecular Formula : C18H23NaO5S

  • Molecular Weight : 374.43

stdClass Object
(
    [pname] => Estrone β-D-Glucuronide Sodium Salt
    [catalogue_number] => PA 05 22590
    [category_ids] => ,95,76,75,78,70,82,87,
    [chemical_name] => 
    [weight] => 468.47
    [form] => C24H29NaO8
    [cas] => 15087-01-1
    [pslug] => 15087-01-1-estrone-beta-d-glucuronide-sodium-salt-pa0522590
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PA 05 22590

Estrone β-D-Glucuronide Sodium Salt


  • Catalogue No.:PA 05 22590

  • CAS :

    15087-01-1

  • Molecular Formula : C24H29NaO8

  • Molecular Weight : 468.47

stdClass Object
(
    [pname] => 16α-Hydroxyestrone 16-β-D-Glucuronide
    [catalogue_number] => PA 05 22630
    [category_ids] => ,75,76,87,95,
    [chemical_name] => 
    [weight] => 462.49
    [form] => C24H30O9
    [cas] => 15270-34-5
    [pslug] => 15270-34-5-16-alpha-hydroxyestrone-16-beta-d-glucuronide-pa0522630
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PA 05 22630

16α-Hydroxyestrone 16-β-D-Glucuronide


  • Catalogue No.:PA 05 22630

  • CAS :

    15270-34-5

  • Molecular Formula : C24H30O9

  • Molecular Weight : 462.49

stdClass Object
(
    [pname] => 6α-Hydroxy Estrone
    [catalogue_number] => PA 05 22640
    [category_ids] => ,76,75,78,70,82,87,
    [chemical_name] => 
    [weight] => 286.37
    [form] => C18H22O3
    [cas] => 1476-78-4
    [pslug] => 1476-78-4-6-alpha-hydroxy-estrone-pa0522640
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PA 05 22640

6α-Hydroxy Estrone


  • Catalogue No.:PA 05 22640

  • CAS :

    1476-78-4

  • Molecular Formula : C18H22O3

  • Molecular Weight : 286.37

stdClass Object
(
    [pname] => 6β-Hydroxy Estrone
    [catalogue_number] => PA 05 22650
    [category_ids] => ,76,75,78,70,82,87,
    [chemical_name] => 
    [weight] => 286.37
    [form] => C18H22O3
    [cas] => 1229-25-0
    [pslug] => 1229-25-0-6-beta-hydroxy-estrone-pa0522650
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PA 05 22650

6β-Hydroxy Estrone


  • Catalogue No.:PA 05 22650

  • CAS :

    1229-25-0

  • Molecular Formula : C18H22O3

  • Molecular Weight : 286.37

stdClass Object
(
    [pname] => 6-Keto Estrone
    [catalogue_number] => PA 05 22680
    [category_ids] => ,76,75,78,70,82,87,
    [chemical_name] => 
    [weight] => 284.35
    [form] => C18H20O3
    [cas] => 1476-34-2
    [pslug] => 1476-34-2-6-keto-estrone-pa0522680
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PA 05 22680

6-Keto Estrone


  • Catalogue No.:PA 05 22680

  • CAS :

    1476-34-2

  • Molecular Formula : C18H20O3

  • Molecular Weight : 284.35

stdClass Object
(
    [pname] => 16α-Hydroxy Estrone-d5 (Major) (mixture of the 16 and 17 keto tautomers)
    [catalogue_number] => PA STI 048790
    [category_ids] => ,98,76,75,87,
    [chemical_name] => 
    [weight] => 291.4
    [form] => C18H17D5O3
    [cas] => NA
    [pslug] => 16-alpha-hydroxy-estrone-d5-major-mixture-of-the-16-and-17-keto-tautomers-pasti048790
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PA STI 048790

16α-Hydroxy Estrone-d5 (Major) (mixture of the 16 and 17 keto tautomers)


  • Catalogue No.:PA STI 048790

  • CAS :

    NA

  • Molecular Formula : C18H17D5O3

  • Molecular Weight : 291.4

stdClass Object
(
    [pname] => 2-Hydroxy Estrone-d4
    [catalogue_number] => PA STI 048810
    [category_ids] => ,98,76,75,78,70,82,87,
    [chemical_name] => 
    [weight] => 290.39
    [form] => C18H18D4O3
    [cas] => 81586-97-2
    [pslug] => 81586-97-2-2-hydroxy-estrone-d4-pasti048810
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PA STI 048810

2-Hydroxy Estrone-d4


  • Catalogue No.:PA STI 048810

  • CAS :

    81586-97-2

  • Molecular Formula : C18H18D4O3

  • Molecular Weight : 290.39

stdClass Object
(
    [pname] => 4-Hydroxy Estrone-d4
    [catalogue_number] => PA STI 048820
    [category_ids] => ,98,76,75,78,70,82,87,
    [chemical_name] => 
    [weight] => 290.39
    [form] => C18H18D4O3
    [cas] => 81586-98-3
    [pslug] => 81586-98-3-4-hydroxy-estrone-d4-pasti048820
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PA STI 048820

4-Hydroxy Estrone-d4


  • Catalogue No.:PA STI 048820

  • CAS :

    81586-98-3

  • Molecular Formula : C18H18D4O3

  • Molecular Weight : 290.39

stdClass Object
(
    [pname] => 4-Methoxy Estrone-13C,d3
    [catalogue_number] => PA STI 058710
    [category_ids] => ,98,76,75,78,70,82,87,
    [chemical_name] => 
    [weight] => 304.40
    [form] => C1813CH21D3O3
    [cas] => 1217437-34-7
    [pslug] => 1217437-34-7-4-methoxy-estrone-13c-d3-pasti058710
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PA STI 058710

4-Methoxy Estrone-13C,d3


  • Catalogue No.:PA STI 058710

  • CAS :

    1217437-34-7

  • Molecular Formula : C1813CH21D3O3

  • Molecular Weight : 304.40

stdClass Object
(
    [pname] => 3-O-Propyl Estrone
    [catalogue_number] => PA 05 0221000
    [category_ids] => ,75,76,134,91,94,78,70,82,
    [chemical_name] => 
    [weight] => 312.45
    [form] => C21H28O2
    [cas] => 1852-86-4
    [pslug] => 1852-86-4-3-o-propyl-estrone-pa050221000
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PA 05 0221000

3-O-Propyl Estrone


  • Catalogue No.:PA 05 0221000

  • CAS :

    1852-86-4

  • Molecular Formula : C21H28O2

  • Molecular Weight : 312.45

stdClass Object
(
    [pname] => 18a-Methylestrone
    [catalogue_number] => PA 05 0221001
    [category_ids] => ,75,76,78,70,82,
    [chemical_name] => 
    [weight] => 284.4
    [form] => C19H24O2
    [cas] => 6544-68-9
    [pslug] => 6544-68-9-18a-methylestrone-pa050221001
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PA 05 0221001

18a-Methylestrone


  • Catalogue No.:PA 05 0221001

  • CAS :

    6544-68-9

  • Molecular Formula : C19H24O2

  • Molecular Weight : 284.4

stdClass Object
(
    [pname] => 3-O-Methyl Estrone-D3
    [catalogue_number] => PA STI 088835
    [category_ids] => ,98,75,76,78,70,82,
    [chemical_name] => 
    [weight] => 287.42
    [form] => C19H21D3O2
    [cas] => 1093230-99-9
    [pslug] => 1093230-99-9-3-o-methyl-estrone-d3-pasti088835
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PA STI 088835

3-O-Methyl Estrone-D3


  • Catalogue No.:PA STI 088835

  • CAS :

    1093230-99-9

  • Molecular Formula : C19H21D3O2

  • Molecular Weight : 287.42

stdClass Object
(
    [pname] => 2-AMino-5-chloropyridine-d3
    [catalogue_number] => PA STI 088836
    [category_ids] => ,98,75,76,78,70,82,
    [chemical_name] => 
    [weight] => 131.58
    [form] => C5H2D3ClN2
    [cas] => 1093384-99-6
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PA STI 088836

2-AMino-5-chloropyridine-d3


  • Catalogue No.:PA STI 088836

  • CAS :

    1093384-99-6

  • Molecular Formula : C5H2D3ClN2

  • Molecular Weight : 131.58

stdClass Object
(
    [pname] => Estra-1,3,5(10)-trien-17-one, 2-[(dimethylamino)methyl]-3-hydroxy
    [catalogue_number] => PAI 05 022001
    [category_ids] => ,75,76,78,70,82,
    [chemical_name] => 
    [weight] => 327.47
    [form] => C21H29NO2
    [cas] => 96111-26-1
    [pslug] => 96111-26-1-estra-1-3-5-10-trien-17-one-2-dimethylamino-methyl-3-hydroxy-pai05022001
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PAI 05 022001

Estra-1,3,5(10)-trien-17-one, 2-[(dimethylamino)methyl]-3-hydroxy


  • Catalogue No.:PAI 05 022001

  • CAS :

    96111-26-1

  • Molecular Formula : C21H29NO2

  • Molecular Weight : 327.47

stdClass Object
(
    [pname] => 2-Methyl Estradiol
    [catalogue_number] => PAI 05 022002
    [category_ids] => ,75,76,78,70,82,
    [chemical_name] => 
    [weight] => 286.42
    [form] => C19H26O2
    [cas] => 1818-12-8
    [pslug] => 1818-12-8-2-methyl-estradiol-pai05022002
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PAI 05 022002

2-Methyl Estradiol


  • Catalogue No.:PAI 05 022002

  • CAS :

    1818-12-8

  • Molecular Formula : C19H26O2

  • Molecular Weight : 286.42

stdClass Object
(
    [pname] => Estrone-2,3,4-13C3
    [catalogue_number] => PA STI 089199
    [category_ids] => ,98,75,76,78,70,82,
    [chemical_name] => 
    [weight] => 273.35
    [form] => C1513C3H22O2
    [cas] => 1241684-29-6
    [pslug] => 1241684-29-6-estrone-2-3-4-13c3-pasti089199
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PA STI 089199

Estrone-2,3,4-13C3


  • Catalogue No.:PA STI 089199

  • CAS :

    1241684-29-6

  • Molecular Formula : C1513C3H22O2

  • Molecular Weight : 273.35

stdClass Object
(
    [pname] => Estrone 3-sulfate Potassium Salt
    [catalogue_number] => PA 05 0221003
    [category_ids] => ,75,76,87,
    [chemical_name] => 
    [weight] => 388.52
    [form] => C18H21KO5S
    [cas] => 1240-04-6
    [pslug] => 1240-04-6-estrone-3-sulfate-potassium-salt-pa050221003
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PA 05 0221003

Estrone 3-sulfate Potassium Salt


  • Catalogue No.:PA 05 0221003

  • CAS :

    1240-04-6

  • Molecular Formula : C18H21KO5S

  • Molecular Weight : 388.52