ChemicalBook > CAS DataBase List > 6-Keto Ethynyl Estradiol

6-Keto Ethynyl Estradiol

Product Name: 6-Keto Ethynyl Estradiol
CAS No.: 38002-18-5
Chemical Name: 6-Keto Ethynyl Estradiol
Synonyms: 6-Ketoethin;6-Ketoethinyles;6-KETOETHYNYLESTRADIOL;6-Oxo-ethinylestradiol;6-KETO ETHINYL ESTRADIOL;Ethinylestradiol EP Imp G;6-KETO-17A-ETHINYLESTRADIOL;Ethinylestradiol EP Impurity G;3,17-Dihydroxy-19-nor-17alpha-pregn;Ethinyl Estradiol USP Related Compound A
CBNumber: CB9204711
Molecular Formula: C20H22O3
Formula Weight: 310.39
MOL File: 38002-18-5.mol

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6-Keto Ethynyl Estradiol Property

Melting point:: 228.6-229.5 °C
Boiling point:: 487.8±45.0 °C(Predicted)
Density: 1.28±0.1 g/cm3(Predicted)
storage temp.: Refrigerator
solubility: Chloroform (Slightly), Dioxane (Slightly), Methanol (Slightly)
form: Solid
pka: 9.33±0.60(Predicted)
color: Pale Beige to Pale Brown to Light Yellow

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Safety

HS Code: 2937230000

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Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H302Harmful if swallowed

Precautionary statements

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P270Do not eat, drink or smoke when using this product.

P301+P312IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.

P330Rinse mouth.

P501Dispose of contents/container to..…

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N-Bromosuccinimide Price

Sigma-Aldrich

Product number: 1260012
Product name: Ethinyl estradiol Related Compound A
Purity: United States Pharmacopeia (USP) Reference Standard
Packaging: 20MG
Price: $1250
Updated: 2025/07/31

TRC

Product number: K188770
Product name: 6-KetoEthynylEstradiol
Packaging: 5mg
Price: $130
Updated: 2021/12/16

TRC

Product number: K188770
Product name: 6-KetoEthynylEstradiol
Packaging: 50mg
Price: $870
Updated: 2021/12/16

American Custom Chemicals Corporation

Product number: SHG0002046
Product name: 1,3,5(10)-ESTRATRIEN-17ALPHA-ETHYNYL-3,17BETA-DIOL-6-ONE
Purity: 95.00%
Packaging: 50MG
Price: $971.25
Updated: 2021/12/16

American Custom Chemicals Corporation

Product number: SHG0002046
Product name: 1,3,5(10)-ESTRATRIEN-17ALPHA-ETHYNYL-3,17BETA-DIOL-6-ONE
Purity: 95.00%
Packaging: 5MG
Price: $505.76
Updated: 2021/12/16

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6-Keto Ethynyl Estradiol Chemical Properties,Usage,Production

Uses

An oxidative tranformation product of Norethindrone Acetate (N675990) and Ethynyl Estradiol (E685100).

6-Keto Ethynyl Estradiol Preparation Products And Raw materials

Raw materials

Preparation Products

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38002-18-5, 6-Keto Ethynyl EstradiolRelated Search:

9,11-Dehydro Ethynyl Estradiol 19-Norpregna-1,3,5(10)-trien-20-yne-3,17-diol Ethinylestradiol 18-Methylethynyl Estradiol 4-Methyl Ethynyl Estradiol EthynylEstradiol Sulfate 1,3,5(10)-ESTRATRIEN-17-ALPHA-ETHYNYL-3,6-ALPHA, 17-BETA-TRIOL 6-α-Hydroxy Ethinylestradiol 2-Methyl Ethynyl Estradiol Ethinylestradiol Impurity J 6,7-Dehydro ethynyl estradiol LAUROPHENONE 6-KETOESTRADIOL 17-alpha-methyloestradiol-17-beta 1-ETHYNYLCYCLOPENTANOL Ethynyl estradiol 4-Methyl-1-tetralone 7-Hydroxy-1-tetralone

6-KETO ETHINYL ESTRADIOL

6-KETOETHYNYLESTRADIOL

1,3,5(10)-ESTRATRIEN-17-ALPHA-ETHYNYL-3,17-BETA-DIOL-6-ONE

Ethinylestradiol EP Imp G

Ethinylestradiol Impurity 7（Ethinylestradiol EP Impurity G）

(8R,9S,13S,14S,17R)-17-ethynyl-3,17-dihydroxy-13-methyl-7,8,9,11,12,14,15,16-octahydrocyclopenta[a]phenanthren-6-one

3,17BETA-DIHYDROXY-17A-ETHYNYLESTRA-1,3,5(10)-TRIEN-6-ONE

3,17BETA-DIHYDROXY-19-NORPREGNA-1,3,5(10)-TRIEN-20-YN-6-ONE

6-KETO-17A-ETHINYLESTRADIOL

Ethinylestradiol EP Impurity G

(17α)-3,17-Dihydroxy-19-norpregna-1,3,5(10)-trien-20-yn-6-one

3,17β-Dihydroxy-17α-ethynylestra-1,3,5(10)-trien-6-one

3,17-Dihydroxy-19-nor-17alpha-pregn

19-Norpregna-1,3,5(10)-trien-20-yn-6-one, 3,17-dihydroxy-, (17α)-

6-Oxo-ethinylestradiol

Ethinyl Estradiol USP Related Compound A

(8R,9S,13S,14S,17R)-17-Ethynyl-3,17-dihydroxy-13-methyl-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthren-6-one (Ethinylestradiol Impurity)

1, 3, 5(10)-ESTRATRIEN-17α-ETHYNYL-3, 17β-DIOL-6-ONE

Ethinyl Estradiol EP Impurity G (6-keto-ethinylestradiol )

Ethinylestradiol EP Impurity G / USP Related Compound A

3,17-Dihydroxy-19-nor-17alpha-pregna-1,3,5(10)-trien-20-yn-6-one (6-Oxoethinylestradiol

6-Ketoethin

3,17-Dihydroxy-19-nor-17α-pregna-1,3,5(10)-trien-20-yn-6-one (6-Oxoethinylestradiol

6-Ketoethinyles

Ethinylestradiol EP Impurity G (Ethinyl Estradiol USP Related Compound A)

38002-18-5

Impurities

Intermediates & Fine Chemicals

Pharmaceuticals

Steroids

Impurities, Pharmaceuticals, Intermediates & Fine Chemicals, Steroids