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Ethinylestradiol EP Impurity B

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COA COO

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Ethinylestradiol EP Impurity B

Impurity

CAS Number

1231-96-5

Molecular Formula

C20H22O2

Product format

Neat

Molecular Weight

294.39

USP Description

Ethinyl Estradiol Related Compound B

Storage

-20°C

Shipping

Frozen (-20°C)

API Family

Ethinylestradiol

Synonyms

19-Nor-17alpha-pregna-1, 3, 5(10), 9(11)-tetraen-20-yne-3, 17-diol, Ethinylestradiol Imp. B (EP), 9, 11-Didehydroethinylestradiol, Ethinyl Estradiol Related Compound B and Ethinylestradiol Impurity B

Smiles

C[C@]12CC=C3[C@@H](CCc4cc(O)ccc34)[C@@H]1CC[C@@]2(O)C#C

Iupac Name

(8S, 13S, 14S, 17R)-17-ethynyl-13-methyl-7, 8, 12, 14, 15, 16-hexahydro-6H-cyclopenta[a]phenanthrene-3 and 17-diol

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COA COO

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Available products

Pack Size SKU
Category Expected Delivery Price Quantity
25mg
CE4387.11-25MG

3-4 weeks

50mg
CE4387.11-50MG

3-4 weeks

100mg
CE4387.11-100MG

3-4 weeks

50mg
CD4387.11-50MG

3-5 weeks

50mg
CB4387.11-50MG

4-5 weeks

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Product Type

Impurity

Our Impurity Characterized Standards portfolio comprises more than 5,000 compounds accompanied by a comprehensive CoA which can be found in 3 product categories that include a set of different analytical techniques for determining Identity and Purity.

API

We have designed a range of primary API standards manufactured according to international regulations that come with the most extensive Certificate of Analysis which includes Identity checks by several techniques.

Excipient

Excipients standards comes with a detailed Certificate of Analysis with Identity, Purity and Assay data. They are also suitable for use with non-compendial analytical methods.

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Synthesis

We offer tailor-made synthesis services of up to gram-quantities of materials for a wide range of pharmaceutical customers. The customer can order a specific molecule that is only synthesized on your request on the scale, with the purity and with the specification or methods you require.

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