Estradiol

Ethinyl Estradiol EP Impurity B

Catalogue #: AR-E01889
CAS #: 1231-96-5
Alternate CAS #: NA
Molecular Formula:
Molecular weight: 294.39

H.S. code: 2937.23.49

Inventory Status:

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Synonyms(8S,13S,14S,17R)-17-ethynyl-13-methyl-7,8,12,13,14,15,16,17-octahydro-6H-cyclopenta[a]phenanthrene-3,17-diol; 9,11-Dehydro Ethynyl Estradiol; (17?)-19-Norpregna-1,3,5(10),9(11)-tetraen-20-yne-3,17-diol; 19-Nor-17?-pregna-1,3,5(10),9(11)-tetraen-20-yne-3,17-diol; USP Ethinyl Estradiol Related Comp...
Description

(8S,13S,14S,17R)-17-ethynyl-13-methyl-7,8,12,13,14,15,16,17-octahydro-6H-cyclopenta[a]phenanthrene-3,17-diol; 9,11-Dehydro Ethynyl Estradiol; (17?)-19-Norpregna-1,3,5(10),9(11)-tetraen-20-yne-3,17-diol; 19-Nor-17?-pregna-1,3,5(10),9(11)-tetraen-20-yne-3,17-diol; USP Ethinyl Estradiol Related Compound B; Ethinylestradiol EP Impurity B

Ethinyl Estradiol EP Impurity B is a fully characterized chemical compound used as a reference standard of API Lumacaftor. The standard offered is compliant with regulatory guidelines. Ethinyl Estradiol EP Impurity B is used for analytical method development, method validation (AMV), and Quality Controlled (QC) applications during synthesis and formulation stages of drug development and serves as a reference standard for traceability against pharmacopeial standards (USP or EP). Axios Research products are intended for analytical purposes only and are not for human use. CAS - NA

Ethinylestradiol

M.F.

M.W. 296.41

CAT# AR-E01879

CAS# 57-63-6

Estradiol

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Estradiol

M.F.

M.W. 272.39

CAT# AR-E01863

CAS# 50-28-2

Estradiol

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(13S,14R,17R)-Ethinylestradiol

M.F.

M.W. 292.38

CAT# AR-E01866

CAS# NA

Estradiol

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3-Cypionate Estradiol

M.F.

M.W. 396.58

CAT# AR-E01869

CAS# NA

Estradiol

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6-Methylestradiol Valerate

M.F.

M.W. 370.54

CAT# AR-E01877

CAS# NA

Estradiol

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Ethinylesteradiol Impurity L

M.F.

M.W. 272.39

CAT# AR-E01881

CAS# NA

Estradiol

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rac-Ethinylestradiol EP Impurity H (Mixture of Diastereomers)

M.F.

M.W. 310.39

CAT# AR-E01885

CAS# NA

Estradiol

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delta-9(11)-Estradiol 3-Enanthate

M.F.

M.W. 382.55

CAT# AR-E01886

CAS# NA

Estradiol

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(13S,14R,17S)-Ethinylestradiol

M.F.

M.W. 292.38

CAT# AR-E01906

CAS# NA

Estradiol

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Estradiol 17-beta-Sulfate

M.F.

M.W. 352.45

CAT# AR-E01911

CAS# NA

Estradiol

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6-beta hydroxy ethynyl Estradiol 17 acetate

M.F.

M.W. 354.45

CAT# AR-E01918

CAS# NA

Estradiol

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4-Methyl-17-alpha-Estradiol

M.F.

M.W. 286.42

CAT# AR-E01922

CAS# NA

Estradiol

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Delta-9-17-alpha-Estradiol

M.F.

M.W. 270.37

CAT# AR-E01923

CAS# NA

Estradiol

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17?-Estradiol Dimethyl Ether

M.F.

M.W. 300.44

CAT# AR-E08356

CAS# 4954-14-7

Estradiol

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6alpha-Hydroxyestradiol

M.F.

M.W. 288.39

CAT# AR-E02614

CAS# 1229-24-9

Estradiol

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2-Hydroxy Ethynyl Estradiol

M.F.

M.W. 312.41

CAT# AR-E01868

CAS# 50394-89-3

Estradiol

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17-epi Estradiol Valerate

M.F.

M.W. 356.51

CAT# AR-E01891

CAS# 182624-54-0

Estradiol

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Diethinylestradienol

M.F.

M.W. 306.45

CAT# AR-E01895

CAS# 79727-03-0

Estradiol

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4-Hydroxy estradiol 1-N7-guanine

M.F.

M.W. 437.5

CAT# AR-E01902

CAS# 178971-91-0

Estradiol

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4-Hydroxy estradiol 1-N3-Adenine

M.F.

M.W. 421.5

CAT# AR-E01903

CAS# 428506-88-1

Estradiol

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(13S,14S,17R)-Ethinyl Estradiol

M.F.

M.W. 292.38

CAT# AR-E01907

CAS# 1357266-17-1

Estradiol

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(13S,14S,17S)-Ethinylestradiol

M.F.

M.W. 292.38

CAT# AR-E01908

CAS# N/A

Estradiol

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2-Methoxy-Ethynyl Estradiol

M.F.

M.W. 326.44

CAT# AR-E01917

CAS# 22415-44-7

Estradiol

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17-alpha Estradiol Enanthate

M.F.

M.W. 384.56

CAT# AR-E01920

CAS# 10093-54-6

Estradiol

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beta-Estradiol 17-Acetate

M.F.

M.W. 314.43

CAT# AR-E01928

CAS# 1743-60-8

Estradiol

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6-alpha-Hydroxy Estradiol 17-beta-Valerate

M.F.

M.W. 372.51

CAT# AR-E01931

CAS# 1313382-26-1

Estradiol

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Ethinylestradiol Dimer Impurity 1

M.F.

M.W. 590.8

CAT# AR-E01933

CAS# 303014-90-6

Estradiol

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Ethinylestradiol Dimer Impurity 2

M.F.

M.W. 590.8

CAT# AR-E01934

CAS# 303014-91-7

Estradiol

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2-Methyl Estradiol

M.F.

M.W. 286.42

CAT# AR-E01935

CAS# 1818-12-8

Estradiol

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Estradiol Impurity

M.F.

M.W. 304.39

CAT# AR-E02739

CAS# 57780-81-1

Estradiol

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16-Oxo Estradiol

M.F.

M.W. 286.37

CAT# AR-E01929

CAS# 566-75-6

Estradiol

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Estradiol 3-Methyl Ether

M.F.

M.W. 286.42

CAT# AR-E01936

CAS# 1035-77-4

Estradiol

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Estradiol Benzoate Impurity E

M.F.

M.W. 376.5

CAT# AR-E01904

CAS# 6045-53-0

Estradiol

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Estradiol Benzyl Analog

M.F.

M.W. 394.5

CAT# AR-E08933

CAS# 1426679-35-7

Estradiol

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Estradiol 3-Propyl Ether

M.F.

M.W. 314.47

CAT# AR-E01927

CAS# 22034-63-5

Estradiol

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Estradiol Enol Impurity

M.F.

M.W. 284.35

CAT# AR-E08932

CAS# NA

Estradiol

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6-beta-Hydroxy Estradiol

M.F.

M.W. 288.39

CAT# AR-E01882

CAS# 3583-03-7

Estradiol

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Estradiol 17-Hexanoate

M.F.

M.W. 370.53

CAT# AR-E08887

CAS# 71764-18-6

Estradiol

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Estradiol 17-Octanoate Impurity

M.F.

M.W. 398.59

CAT# AR-E08943

CAS# 63042-22-8

Estradiol

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Estradiol Benzoate Impurity

M.F.

M.W. 376.5

CAT# AR-E08998

CAS# 182624-52-8

Estradiol

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Estradiol 3,17 Dibenzoate Impurity

M.F.

M.W. 480.6

CAT# AR-E08999

CAS# 88722-94-5

Estradiol

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4-Methylestradiol Cypionate

M.F.

M.W. 410.6

CAT# AR-E08892

CAS# NA

Estradiol

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Estradiol Benzoate EP Impurity B

M.F.

M.W. 390.52

CAT# AR-E09016

CAS# NA

Estradiol

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Estradiol Benzoate

M.F.

M.W. 376.5

CAT# AR-E09026

CAS# 50-50-0

Estradiol

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Ethinylestradiol Impurity M

M.F.

M.W. 308.42

CAT# AR-E01890

CAS# 1818-11-7

Estradiol

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Estradiol Valerate EP Impurity B

M.F.

M.W. 356.51

CAT# AR-E01860

CAS# 21881-45-8

Estradiol

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Estradiol Valerate EP Impurity E

M.F.

M.W. 440.62

CAT# AR-E01883

CAS# 63042-28-4

Estradiol

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Estradiol Valerate EP Impurity J

M.F.

M.W. 370.53

CAT# AR-E01932

CAS# NA

Estradiol

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6-Dehydro Estradiol 17-Valerate

M.F.

M.W. 354.49

CAT# AR-E01930

CAS# 1313382-25-0

Estradiol

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Estradiol Valerate EP Impurity H

M.F.

M.W. 440.62

CAT# AR-E01916

CAS# 1421283-56-8

Estradiol

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Estradiol Valerate EP Impurity C

M.F.

M.W. 354.49

CAT# AR-E01871

CAS# 95959-20-9

Estradiol

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Estradiol Valerate EP Impurity I

M.F.

M.W. 735.07

CAT# AR-E01924

CAS# NA

Estradiol

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6-Oxo-Estradiol-17-Valerate

M.F.

M.W. 370.49

CAT# AR-E01926

CAS# 1313382-51-2

Estradiol

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Estradiol 3-Enanthate

M.F.

M.W. 384.56

CAT# AR-E01899

CAS# 55540-97-1

Estradiol

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Estradiol Acetate

M.F.

M.W. 314.42

CAT# AR-E02340

CAS# 4245-41-4

Estradiol

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Estradiol Enanthate Acetate

M.F.

M.W. 426.6

CAT# AR-E01921

CAS# NA

Estradiol

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4-Methyl Estradiol Enanthate Impurity

M.F.

M.W. 398.59

CAT# AR-E01900

CAS# NA

Estradiol

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4-Methyl Estradiol Valerate

M.F.

M.W. 370.54

CAT# AR-E01910

CAS# 1359847-37-2

Estradiol

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Estradiol Valerate

M.F.

M.W. 356.51

CAT# AR-E01884

CAS# 979-32-8

Estradiol

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Estradiol Hemihydrate EP Impurity D

M.F.

M.W. 270.37

CAT# AR-E01878

CAS# 791-69-5

Estradiol

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Estradiol Related Compound B

M.F.

M.W. 270.37

CAT# AR-E02605

CAS# 7291-41-0

Estradiol

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6-Keto Estradiol

M.F.

M.W. 286.37

CAT# AR-E01896

CAS# 571-92-6

Estradiol

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Estradiol Valerate EP Impurity F

M.F.

M.W. 342.48

CAT# AR-E01856

CAS# 18069-79-9

Estradiol

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Estradiol EP Impurity C

M.F.

M.W. 286.42

CAT# AR-E01898

CAS# 6171-48-8

Estradiol

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delta-9(11)-Estradiol 17-Enanthate

M.F.

M.W. 382.54

CAT# AR-E01887

CAS# 95960-05-7

Estradiol

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Ethynyl Estradiol EP Impurity L

M.F.

M.W. 272.38

CAT# AR-E01892

CAS# 57-91-0

Estradiol

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Ethinyl Estradiol EP Impurity G

M.F.

M.W. 310.39

CAT# AR-E01872

CAS# 38002-18-5

Estradiol

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Estradiol Hemihydrate

M.F. -

M.W. -

CAT# AR-E08829

CAS# 35380-71-3

Estradiol

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Estradiol Dicypionate

M.F.

M.W. 520.75

CAT# AR-E08890

CAS# 633-36-3

Estradiol

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Estradiol-9-ene Cypionate

M.F.

M.W. 394.56

CAT# AR-E08891

CAS# NA

Estradiol

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Ethynylestradiol EP Impurity E

M.F.

M.W. 312.41

CAT# AR-E01874

CAS# 27521-34-2

Estradiol

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Ethinylestradiol EP Impurity J

M.F.

M.W. 310.44

CAT# AR-E01913

CAS# 15071-66-6

Estradiol

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Ethinylestradiol EP Impurity M

M.F.

M.W. 310.44

CAT# AR-E01914

CAS# 3240-39-9

Estradiol

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17-alpha-Ethynyl Estradiol-3-Sulfate

M.F.

M.W. 376.48

CAT# AR-E01873

CAS# 24560-70-1

Estradiol

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17-Beta-Estradiol-3-O-Sulfate Sodium

M.F.

M.W. 351.45 22.99

CAT# AR-E01893

CAS# 4999-79-5

Estradiol

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17alpha;-Estradiol Sulfate Sodium Salt

M.F.

M.W. 351.45 22.99

CAT# AR-E01912

CAS# 56050-04-5

Estradiol

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Estradiol Sulfite bridge Dimer

M.F.

M.W. 590.82

CAT# AR-E08944

CAS# NA

Estradiol

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Estradiol-16,16,17-d3

M.F.

M.W. 275.4

CAT# AR-E01857

CAS# 79073-37-9

Estradiol

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Estradiol-d3 Glucuronide

M.F.

M.W. 451.54

CAT# AR-E01858

CAS# 1260231-06-8

Estradiol

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Estradiol-d5

M.F.

M.W. 277.42

CAT# AR-E01862

CAS# 221093-45-4

Estradiol

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Estradiol-d4

M.F.

M.W. 276.41

CAT# AR-E01865

CAS# 66789-03-5

Estradiol

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delta-9(11)-Estradiol-d3

M.F.

M.W. 273.39

CAT# AR-E01909

CAS# N/A

Estradiol

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17-beta-Estradiol-13C2

M.F.

M.W. 274.37

CAT# AR-E01919

CAS# 82938-05-4

Estradiol

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17-alpha-Ethynylestradiol-2,4,16,16-d4

M.F.

M.W. 300.43

CAT# AR-E01861

CAS# 350820-06-3

Estradiol

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17a-Estradiol-16,16,17-d3

M.F.

M.W. 275.41

CAT# AR-E08830

CAS# 79037-37-9

Estradiol

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Ethinylestradiol-d7

M.F.

M.W. 303.46

CAT# AR-E01925

CAS# NA

Estradiol

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Estradiol EP Impurity B-d3

M.F.

M.W. 275.41

CAT# AR-E01894

CAS# NA

Estradiol

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Ethinylestradiol-13C2

M.F.

M.W. 298.39

CAT# AR-E01915

CAS# 2483735-63-1

Estradiol

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Estradiol-3-Glucuronide

M.F.

M.W. 448.51

CAT# AR-E01859

CAS# 15270-30-1

Estradiol

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Ethynyl Estradiol-3-Glucuronide

M.F.

M.W. 472.53

CAT# AR-E01905

CAS# 60134-76-1

Estradiol

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