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(CAS: 57-91-0)

Suppliers of alpha-Estradiol

Company Name Email Tel Country
Apexbio Technology LLC [email protected] +1-832-696-8203 USA

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Ark Pharm, Inc. [email protected] +1 (847) 367-3680 USA

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BOC Sciences [email protected] 1-631-504-6093

Fax: 1-631-614-7828Purity: >96 % Brand: BOC Sciences

CHEMSCENE, LLC [email protected] 732-484-9848 USA

Fax: 888-484-5008Purity: Brand:

Price and Availability: USD60/100mg () USD100/500mg ()

Cayman Chemical Company [email protected] Toll Free (USA and Canada Only): (800) 364-9897; Direct: (734) 971-3335;Technical Support Toll Free (USA and Canada Only): (888) 526-5351;Technical Support Direct: (734) 975-3888 USA

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China Jintai Biocompound Company [email protected] +86 (755) 8526-9922 China

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Easternchem Company Limited [email protected] +86 (510) 8503-2271 / 8505-5293 / 8505-7952 China

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MedChemexpress Co., Ltd. [email protected] 609-228-6898 USA

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Price and Availability: USD60/100mg () USD100/500mg ()

Pure Chemistry Scientific Inc. [email protected] 857-928-2050 / 857-366-6788 USA

Fax: 617-206-9595Purity: >95% Brand:

Price and Availability: USD43/1g (In stock)

Sequoia Research Products Ltd. [email protected] +44 (7802) 291-086

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Shanghai Haoyuan Chemexpress Co., Ltd. [email protected] +86 (21) 5187-0955 / +86 (21) 5895-5995 China

Fax: +86 (21) 5895-5996Purity: Brand:

Price and Availability: USD60/100mg () USD100/500mg ()

Taizhou Crene Biotechnology Co., Ltd. [email protected] +86 (576) 8881-3233 / 8820-5808 / +86 13396860566 China

Fax: +86 (576) 8822-9589Purity: Brand:

Tocris Bioscience Inc. [email protected]; [email protected] +1 (636) 207-7651 USA

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Background Information of alpha-Estradiol

Alpha-Estradiol is a weak estrogen and a 5α-reductase inhibitor which is used as a topical medication in the treatment of androgenic alopecia.

Solubility of alpha-Estradiol

Solubility Sources
Soluble to 100 mM in DMSO and to 100 mM in ethanol Tocris Bioscience Inc.

Storage Condition of alpha-Estradiol

Storage Condition Sources
Store at RT Tocris Bioscience Inc.

MSDS Information

MSDS Sources

Quality Control and Spectral Data

QC Reports Sources

Mechanism and Indications

Signaling Pathways
Research Area

Clinical Information

Product Name Sponsor & Collaborators Indications Start Date End Date Phase
alpha-Estradiol - No Development Reported

Chemical Information

M.Wt Formula CAS No. Synonyms
272.382 C18H24O2 57-91-0 Alfatradiol; Epiestradiol; Epiestrol

Structure Information of alpha-Estradiol

Smiles C[[email protected]@]12[[email protected]](O)CC[[email protected]@]1([H])[[email protected]]3([H])CCC4=C(C=CC(O)=C4)[[email protected]@]3([H])CC2
InChI InChI=1S/C18H24O2/c1-18-9-8-14-13-5-3-12(19)10-11(13)2-4-15(14)16(18)6-7-17(18)20/h3,5,10,14-17,19-20H,2,4,6-9H2,1H3/t14-,15-,16+,17-,18+/m1/s1

Related Products

Other Form Products of alpha-Estradiol

Name CAS Formula Suppliers
Estradiol 50-28-2 C18H24O2 35

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Safety Data of alpha-Estradiol

Hazard Symbols:Xn Risk Statements:R40;R48 Safety Statements:S22;S24/25
Transport Information:UN 2811 HS Code: RTECS:KG3750000
WGK Germany:3

Chemical and Physical Properties

Appearance:white with slight yellow cast Melting point:176-180 °C(lit.)
Boiling point: Flash Point:
Water Solubility: Solubility:ethanol:27.24mg/mL;100mM;DMSO:27.24mg/mL;100mM;
Density: Merck:13,3738
BRN: Refractive Index:
Vapour: EINECS:200-354-8
Optical Rotation: alpha:


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