![CAS 518997-91-6 2,2”:7”,2””-Ter-9,9′-spirobi[9H-fluorene] molecular structure](https://starshinechemical.com/wp-content/uploads/2022/03/t3433-jpgcontextbwfzdgvyfhjvb3r8nda1odl8aw1hz2uvanblz3xomjcvagu2lzg5mzi3mdg4ndm1ntavvdm0mzmuanbnfdk5owu4ngfjnwy4ntriogu2zgviodjkzwfjmwi3ndzhm2nmnju3zjczodgzmzywmzviztq1owflmjjmnzgzmti.jpeg)
CAS RN: 518997-91-6
2,2”:7”,2””-Ter-9,9′-spirobi[9H-fluorene]
Product Availability
Choose a grade to view its available package options.
1 package records0 with current stock1 grade group
| Batch No. | Package | Availability | Lead Time | Inquiry |
|---|---|---|---|---|
| Batchno.20260208 | 200mg | Out of stock | 8-10 business days | Inquiry |
- Product code: SSC-158924
Historical Factory Record
Historical Supply Reference
This product has historical factory records. Recorded pack sizes and purity can be used as a supply reference, while project-specific availability is confirmed by inquiry.
- Pack sizes on record: 1g
- Available purity: ≥95%
- Inventory rows with stock: 0
- Bulk packaging: confirmed by inquiry
Reference Pack Sizes
Reference pack sizes are shown below. Final availability, packaging and delivery schedule are confirmed by inquiry.
| Pack Size | Recorded Purity | Available Qty | Ship From | Inquiry |
|---|---|---|---|---|
| 1g | ≥95% | 0 Out of Stock | Shanghai | Inquiry |
518997-91-6 / 2',7'-bis(9,9'-spirobi[fluorene]-2-yl)-9,9'-spirobi[fluorene]
Basic Information
CAS
518997-91-6
Multi CAS
No
Molecular Formula
C75H44
Molecular Weight
945.100000
Exact Mass
944.344301
InChI
InChI=1S/C75H44/c1-9-25-61-49(17-1)50-18-2-10-26-62(50)73(61)65-29-13-7-23-55(65)57-37-33-45(41-69(57)73)47-35-39-59-60-40-36-48(44-72(60)75(71(59)43-47)67-31-15-5-21-53(67)54-22-6-16-32-68(54)75)46-34-38-58-56-24-8-14-30-66(56)74(70(58)42-46)63-27-11-3-19-51(63)52-20-4-12-28-64(52)74/h1-44H
InChIKey
BFDFHGPJXDFXBA-UHFFFAOYSA-N
Computed Properties
Structural Parameters
Heavy atom count
75
Aromatic heavy atom count
72
Fraction Csp3
0.04
Rotatable bonds
2
Molar refractivity
306.21
TPSA
0.0000
LogP / Solubility
WLOGP
18.05
MLOGP
15.97
XLogP3
18.5
Consensus LogP
17.51
Log S (ESOL)
-17.65
Class (ESOL)
Insoluble
Log S (Ali)
-20.34
Class (Ali)
Insoluble
Log S (SILICOS-IT)
-21.03
Class (SILICOS-IT)
Insoluble
ADME
GI absorption
Low
BBB permeant
No
P-gp substrate
No
CYP1A2 inhibitor
No
CYP2C19 inhibitor
Yes
CYP2C9 inhibitor
Yes
CYP2D6 inhibitor
No
CYP3A4 inhibitor
Yes
Log Kp (skin permeation)
4.33
Drug-likeness / Medicinal Chemistry
Lipinski
No
Ghose
No
Veber
Yes
Egan
No
Muegge
No
Bioavailability score
0.17
Leadlikeness
No
Synthetic Accessibility
10
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