CAS RN: 2420-87-3
4,4′-Biphthalic Anhydride (purified by sublimation)
Product Availability
Choose a grade to view its available package options.
9 package records9 with current stock3 grade groups
| Batch No. | Package | Availability | Warehouse | Inquiry |
|---|---|---|---|---|
| Batchno.20260507 | 100g | In stock | Shanghai, Shandong, Guangdong | Inquiry |
| Batchno.20260418 | 25g | In stock | Shanghai, Shandong, Guangdong, Chongqing, Hebei | Inquiry |
| Batchno.20251008 | 500g | In stock | Shanghai, Shandong, Hebei | Inquiry |
| Batchno.20260512 | 5g | In stock | Shanghai, Shandong, Chongqing, Hebei | Inquiry |
| Batch No. | Package | Availability | Warehouse | Inquiry |
|---|---|---|---|---|
| Batchno.20250925 | 5g / 25g / 100g / 500g / 2.5kg | Confirm by inquiry | Shanghai, Shandong, Chongqing, Guangdong, Hebei | Inquiry |
- Product code: SSC-118234
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: 500g
- Available purity: ≥97%
- 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 |
|---|---|---|---|---|
| 500g | ≥97% | 0 Out of Stock | Beijing | Inquiry |
2420-87-3 / 5-(1,3-dioxo-2-benzofuran-5-yl)-2-benzofuran-1,3-dione
Basic Information
CAS
2420-87-3
Multi CAS
No
Molecular Formula
C16H6O6
Molecular Weight
294.210000
Exact Mass
294.016438
SMILES
C1=CC2=C(C=C1C3=CC4=C(C=C3)C(=O)OC4=O)C(=O)OC2=O
InChI
InChI=1S/C16H6O6/c17-13-9-3-1-7(5-11(9)15(19)21-13)8-2-4-10-12(6-8)16(20)22-14(10)18/h1-6H
InChIKey
WKDNYTOXBCRNPV-UHFFFAOYSA-N
Physical Properties
Physical Description
Dry Powder
State
Solid
Computed Properties
Structural Parameters
Heavy atom count
22
Aromatic heavy atom count
12
Rotatable bonds
1
H-bond acceptors
6
Molar refractivity
71.37
TPSA
86.74
LogP / Solubility
WLOGP
1.97
MLOGP
1.75
XLogP3
2.3
Consensus LogP
2.01
Log S (ESOL)
-3.25
Class (ESOL)
Poorly soluble
Log S (Ali)
-3.4
Class (Ali)
Poorly soluble
Log S (SILICOS-IT)
-3.33
Class (SILICOS-IT)
Poorly soluble
ADME
GI absorption
High
BBB permeant
No
P-gp substrate
No
CYP1A2 inhibitor
Yes
CYP2C19 inhibitor
No
CYP2C9 inhibitor
No
CYP2D6 inhibitor
No
CYP3A4 inhibitor
No
Log Kp (skin permeation)
-3.11
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
3
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![CAS 2754-40-7 Bicyclo[2.2.2]octane-2,3,5,6-tetracarboxylic 2,3:5,6-Dianhydride molecular structure](https://starshinechemical.com/wp-content/uploads/2022/03/b6198-jpgcontextbwfzdgvyfhjvb3r8mjqwmtd8aw1hz2uvanblz3xomgmvadzhlzkxmjuyoduxnjcxmzqvqjyxotguanbnfdiyodgxmwmzn2m5otg3mmy5zdq3nwqzzjljnwq2nzm3ndgxztk1zdg1mgixnda0mzrkodjmnzdlzwfmmtnkmjy.jpeg)
