![CAS 128055-74-3 2,2′,7,7′-Tetrabromo-9,9′-spirobi[9H-fluorene] molecular structure](https://starshinechemical.com/wp-content/uploads/2022/03/t2597-jpgcontextbwfzdgvyfhjvb3r8ndi5ntb8aw1hz2uvanblz3xomtyvadlmlzg5mzi2mda3mdkxntavvdi1otcuanbnfdyzmjgwmje0zmm5ytm4y2m0zgfkngrhowu4zjbhmmewmdfhnzdkyje4nmi5zdliywywy2u1zdvkndkxndixmdm.jpeg)
CAS RN: 128055-74-3
2,2′,7,7′-Tetrabromo-9,9′-spirobi[9H-fluorene]
Product Availability
Choose a grade to view its available package options.
13 package records9 with current stock5 grade groups
| Batch No. | Package | Availability | Warehouse | Lead Time | Inquiry |
|---|---|---|---|---|---|
| Batchno.20250616 | 1g / 5g / 25g / 100g / 500g | Confirm by inquiry | Shanghai, Shandong, Hebei | 8-10 business days | Inquiry |
| Batch No. | Package | Availability | Warehouse | Lead Time | Inquiry |
|---|---|---|---|---|---|
| Batchno.20250209 | 100g | In stock | Shanghai, Tianjin, Wuhan, Chengdu | Inquiry | |
| Batchno.20251205 | 10g | In stock | Shanghai, Tianjin | Inquiry | |
| Batchno.20250812 | 1g | In stock | Shanghai, Chengdu | Inquiry | |
| Batchno.20251110 | 25g | In stock | Shanghai, Shenzhen, Tianjin | Inquiry | |
| Batchno.20250527 | 500g | Out of stock | Inquiry | ||
| Batchno.20260412 | 5g | In stock | Shanghai, Shenzhen | Inquiry |
| Batch No. | Package | Availability | Warehouse | Lead Time | Inquiry |
|---|---|---|---|---|---|
| Batchno.20250216 | 1g | Out of stock | 8-10 business days | Inquiry |
| Batch No. | Package | Availability | Warehouse | Lead Time | Inquiry |
|---|---|---|---|---|---|
| Batchno.20251026 | 5g / 25g | Out of stock | 8-10 business days | Inquiry |
- Product code: SSC-035408
Verified Factory Data
Supply Overview & Packaging Options
Packaging options, recorded purity, stock quantity and ship-from location below are generated from the current factory data table for this CAS.
- Pack sizes on record: 1g, 5g, 10g, 25g
- Available purity: ≥97%
- Inventory rows with stock: 2
- Bulk packaging: confirmed by inquiry
Available Pack Sizes & Stock
Specific stock quantities are shown below. Price is not displayed online and is confirmed by inquiry.
128055-74-3 / 2,2',7,7'-tetrabromo-9,9'-spirobi[fluorene]
Basic Information
CAS
128055-74-3
Multi CAS
No
Molecular Formula
C25H12Br4
Molecular Weight
632.000000
Exact Mass
631.763150
SMILES
C1=CC2=C(C=C1Br)C3(C4=C2C=CC(=C4)Br)C5=C(C=CC(=C5)Br)C6=C3C=C(C=C6)Br
InChI
InChI=1S/C25H12Br4/c26-13-1-5-17-18-6-2-14(27)10-22(18)25(21(17)9-13)23-11-15(28)3-7-19(23)20-8-4-16(29)12-24(20)25/h1-12H
InChIKey
MASXXNUEJVMYML-UHFFFAOYSA-N
Computed Properties
Structural Parameters
Heavy atom count
29
Aromatic heavy atom count
24
Fraction Csp3
0.04
Molar refractivity
133.54
TPSA
0.0000
LogP / Solubility
WLOGP
9.08
MLOGP
8.04
XLogP3
9.1
Consensus LogP
8.74
Log S (ESOL)
-10.09
Class (ESOL)
Insoluble
Log S (Ali)
-11.3
Class (Ali)
Insoluble
Log S (SILICOS-IT)
-11.3
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)
-0.13
Drug-likeness / Medicinal Chemistry
Lipinski
No
Ghose
No
Veber
Yes
Egan
No
Muegge
No
Bioavailability score
0.17
Leadlikeness
No
Synthetic Accessibility
5
Safety & Transport
Pictogram(s)
Irritant
Signal
Warning
GHS Hazard Statements
H302 (97.5%): Harmful if swallowed [Warning Acute toxicity, oral]
H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
Precautionary Statement Codes
P264, P264+P265, P270, P280, P301+P317, P305+P351+P338, P330, P337+P317, and P501
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