CAS RN: 195136-58-4

2′,7′-DIFLUOROFLUORESCEIN

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7 package records6 with current stock2 grade groups
Batch No.PackageAvailabilityWarehouseInquiry
Batchno.20250928 100mg In stock Shanghai, Guangdong Inquiry
Batchno.20260601 250mg In stock Shanghai, Hebei Inquiry
Batchno.20250221 25mg In stock Shanghai Inquiry
Batch No.PackageAvailabilityWarehouseInquiry
Batchno.20250629 100mg In stock Shanghai Inquiry
Batchno.20260606 250mg Out of stock Inquiry
Batchno.20260611 25mg In stock Shanghai Inquiry
Batchno.20260105 50mg In stock Shanghai, Shenzhen, Tianjin Inquiry
  • Product code: starshine_CAS195136-58-4
  • Purity/Analytical Methods: >99.0%
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195136-58-4 / 2',7'-difluoro-3',6'-dihydroxyspiro[2-benzofuran-3,9'-xanthene]-1-one

Standard CAS: 195136-58-4 Multi CAS: No

Basic Information

CAS
195136-58-4
Multi CAS
No
Molecular Formula
C20H10F2O5
Molecular Weight
368.300000
Exact Mass
368.049630
SMILES
C1=CC=C2C(=C1)C(=O)OC23C4=CC(=C(C=C4OC5=CC(=C(C=C35)F)O)O)F
InChI
InChI=1S/C20H10F2O5/c21-13-5-11-17(7-15(13)23)26-18-8-16(24)14(22)6-12(18)20(11)10-4-2-1-3-9(10)19(25)27-20/h1-8,23-24H
InChIKey
FJXJIUHGLVUXQP-UHFFFAOYSA-N

Computed Properties

Structural Parameters

Heavy atom count
27
Aromatic heavy atom count
18
Fraction Csp3
0.05
H-bond acceptors
5
H-bond donors
2
Molar refractivity
87.94
TPSA
75.99

LogP / Solubility

WLOGP
3.94
MLOGP
3.49
XLogP3
3.6
Consensus LogP
3.68
Log S (ESOL)
-5.1
Class (ESOL)
Slightly soluble
Log S (Ali)
-5.43
Class (Ali)
Slightly soluble
Log S (SILICOS-IT)
-5.33
Class (SILICOS-IT)
Slightly soluble

ADME

GI absorption
High
BBB permeant
No
P-gp substrate
No
CYP1A2 inhibitor
Yes
CYP2C19 inhibitor
Yes
CYP2C9 inhibitor
Yes
CYP2D6 inhibitor
No
CYP3A4 inhibitor
Yes
Log Kp (skin permeation)
-2.17

Drug-likeness / Medicinal Chemistry

Lipinski
Yes
Ghose
Yes
Veber
Yes
Egan
Yes
Muegge
Yes
Bioavailability score
0.55
Leadlikeness
No
Synthetic Accessibility
4.5

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