CAS RN: 27521-34-2

6-α-Hydroxy Ethinylestradiol

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Batch No.PackageAvailabilityLead TimeInquiry
Batchno.20250409 25mg Out of stock 15 business days Inquiry
  • Product code: starshine_CAS27521-34-2
  • Purity/Analytical Methods: >99.0%
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27521-34-2 / (6S,8R,9S,13S,14S,17R)-17-ethynyl-13-methyl-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthrene-3,6,17-triol

Standard CAS: 27521-34-2 Multi CAS: Yes

Basic Information

CAS
27521-34-2
Multi CAS
Yes
Molecular Formula
C20H24O3
Molecular Weight
312.400000
Exact Mass
312.172545
InChI
InChI=1S/C20H24O3/c1-3-20(23)9-7-17-15-11-18(22)16-10-12(21)4-5-13(16)14(15)6-8-19(17,20)2/h1,4-5,10,14-15,17-18,21-23H,6-9,11H2,2H3/t14-,15-,17+,18+,19+,20+/m1/s1
InChIKey
XFBUZQAUNLRYCT-VTPPTGSRSA-N

Computed Properties

Structural Parameters

Heavy atom count
23
Aromatic heavy atom count
6
Fraction Csp3
0.6
Rotatable bonds
1
H-bond acceptors
3
H-bond donors
3
Molar refractivity
87.76
TPSA
60.69

LogP / Solubility

WLOGP
3.1
MLOGP
2.74
XLogP3
2.4
Consensus LogP
2.75
Log S (ESOL)
-3.93
Class (ESOL)
Poorly soluble
Log S (Ali)
-4.36
Class (Ali)
Slightly soluble
Log S (SILICOS-IT)
-4.27
Class (SILICOS-IT)
Slightly soluble

ADME

GI absorption
High
BBB permeant
Yes
P-gp substrate
No
CYP1A2 inhibitor
No
CYP2C19 inhibitor
No
CYP2C9 inhibitor
Yes
CYP2D6 inhibitor
No
CYP3A4 inhibitor
No
Log Kp (skin permeation)
-2.42

Drug-likeness / Medicinal Chemistry

Lipinski
Yes
Ghose
Yes
Veber
Yes
Egan
Yes
Muegge
Yes
Bioavailability score
0.55
Brenk alerts
1
Leadlikeness
Yes
Synthetic Accessibility
6

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