![CAS 884336-44-1 2-(9,9′-Spirobi[fluoren]-7-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane molecular structure](https://starshinechemical.com/wp-content/uploads/2022/03/s0980-jpgcontextbwfzdgvyfhjvb3r8ndi1nzz8aw1hz2uvanblz3xoywevagq4lzg5mziynjuxnjq4mzavuza5odauanbnfgjmyji2yjc5yzhmmgezytblnjrjy2e3odg5y2e5mzg4m2y4ztk0mdjlzmyyotexy2mxndk3ztcymwu4zti4mmy.jpeg)
CAS RN: 884336-44-1
2-(9,9′-Spirobi[fluoren]-7-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
Product Availability
Choose a grade to view its available package options.
6 package records5 with current stock2 grade groups
| Batch No. | Package | Availability | Warehouse | Inquiry |
|---|---|---|---|---|
| Batchno.20250114 | 100g | Out of stock | Inquiry | |
| Batchno.20250803 | 1g | In stock | Shanghai, Shenzhen, Tianjin, Wuhan, Chengdu | Inquiry |
| Batchno.20251030 | 250mg | In stock | Shanghai, Chengdu | Inquiry |
| Batchno.20250220 | 25g | In stock | Shanghai | Inquiry |
| Batchno.20250429 | 5g | In stock | Shanghai, Shenzhen, Tianjin, Chengdu | Inquiry |
| Batch No. | Package | Availability | Warehouse | Inquiry |
|---|---|---|---|---|
| Batchno.20250804 | 1g / 5g / 25g | Confirm by inquiry | Shanghai | Inquiry |
- Product code: SSC-199050
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: 10g
- Available purity: ≥98%
- 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 |
|---|---|---|---|---|
| 10g | ≥98% | 0 Out of Stock | Hong Kong | Inquiry |
884336-44-1 / 4,4,5,5-tetramethyl-2-(9,9'-spirobi[fluorene]-2-yl)-1,3,2-dioxaborolane
Basic Information
CAS
884336-44-1
Multi CAS
Yes
Molecular Formula
BC31H27O2
Molecular Weight
442.400000
Exact Mass
442.210410
InChI
InChI=1S/C31H27BO2/c1-29(2)30(3,4)34-32(33-29)20-17-18-24-23-13-7-10-16-27(23)31(28(24)19-20)25-14-8-5-11-21(25)22-12-6-9-15-26(22)31/h5-19H,1-4H3
InChIKey
VZMLUIPYIYNRGP-UHFFFAOYSA-N
Computed Properties
Structural Parameters
Heavy atom count
34
Aromatic heavy atom count
24
Fraction Csp3
0.23
Rotatable bonds
1
H-bond acceptors
2
Molar refractivity
138.46
TPSA
18.46
LogP / Solubility
WLOGP
6.33
MLOGP
5.6
XLogP3
6.33
Consensus LogP
6.09
Log S (ESOL)
-7.03
Class (ESOL)
Insoluble
Log S (Ali)
-7.76
Class (Ali)
Insoluble
Log S (SILICOS-IT)
-7.91
Class (SILICOS-IT)
Insoluble
ADME
GI absorption
Low
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)
-0.92
Drug-likeness / Medicinal Chemistry
Lipinski
Yes
Ghose
No
Veber
Yes
Egan
No
Muegge
No
Bioavailability score
0.55
Brenk alerts
1
Leadlikeness
No
Synthetic Accessibility
5.5
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![CAS 1346007-05-3 2-(9,9′-Spirobi[fluoren]-3-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane molecular structure](https://starshinechemical.com/wp-content/uploads/2022/03/p2562-jpgcontextbwfzdgvyfhjvb3r8ndu1mzb8aw1hz2uvanblz3xon2evadbklzg5mzixnda1oda4otqvudi1njiuanbnfdvknjdjngnjzwzinmmzy2q3nwviymu1zdcyzwywmdazogi2otaxymyzymfizdnlmdbkngmzzjy1owy4otfizje.jpeg)
