CAS RN: 7688-25-7
1,4-Bis(diphenylphosphino)butane
Product Availability
Choose a grade to view its available package options.
14 package records13 with current stock3 grade groups
| Batch No. | Package | Availability | Warehouse | Inquiry |
|---|---|---|---|---|
| Batchno.20250718 | 100g | In stock | Shanghai, Shenzhen | Inquiry |
| Batchno.20250122 | 10g | In stock | Shanghai, Shenzhen, Tianjin, Wuhan, Chengdu | Inquiry |
| Batchno.20250108 | 1kg | In stock | Shanghai | Inquiry |
| Batchno.20260227 | 25g | In stock | Shanghai, Shenzhen, Tianjin, Wuhan, Chengdu | Inquiry |
| Batchno.20251210 | 500g | In stock | Shanghai, Wuhan, Chengdu | Inquiry |
- Product code: SSC-186292
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: 5g, 25g, 100g, 1000g, 10g, 500g
- Available purity: >97%
- Inventory rows with stock: 6
- 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.
| Pack Size | Recorded Purity | Available Qty | Ship From | Inquiry |
|---|---|---|---|---|
| 5g | >97% | 5 In Stock | Shanghai | Inquiry |
| 25g | >97% | 5 In Stock | Shenzhen | Inquiry |
| 100g | >97% | 5 In Stock | Beijing | Inquiry |
| 1000g | >97% | 5 In Stock | Shenzhen | Inquiry |
| 10g | >97% | 4 In Stock | Beijing | Inquiry |
| 500g | >97% | 2 In Stock | Shanghai | Inquiry |
7688-25-7 / 4-diphenylphosphanylbutyl(diphenyl)phosphane
Basic Information
CAS
7688-25-7
Multi CAS
Yes
Molecular Formula
C28H28P2
Molecular Weight
426.500000
Exact Mass
426.166625
InChI
InChI=1S/C28H28P2/c1-5-15-25(16-6-1)29(26-17-7-2-8-18-26)23-13-14-24-30(27-19-9-3-10-20-27)28-21-11-4-12-22-28/h1-12,15-22H,13-14,23-24H2
InChIKey
BCJVBDBJSMFBRW-UHFFFAOYSA-N
Physical Properties
Physical Description
White powder
State
Solid
Computed Properties
Structural Parameters
Heavy atom count
30
Aromatic heavy atom count
24
Fraction Csp3
0.14
Rotatable bonds
9
Molar refractivity
137.11
TPSA
0.0000
LogP / Solubility
WLOGP
6.03
MLOGP
5.34
XLogP3
6.6
Consensus LogP
5.99
Log S (ESOL)
-6.28
Class (ESOL)
Insoluble
Log S (Ali)
-7.41
Class (Ali)
Insoluble
Log S (SILICOS-IT)
-8.52
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)
-1.04
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
3
Applications of CAS 7688-25-7
This compound is commonly used in catalysis and inorganic chemistry research, metal and coordination compound chemistry, organic synthesis and chemical building blocks, laboratory reagent and synthesis applications, general chemistry research and laboratory applications. Starshine Chemical supplies CAS 7688-25-7 for R&D and pilot-scale use, with flexible pack sizes and purity grades available.
Physical & Chemical Properties
| IUPAC Name | 4-diphenylphosphanylbutyl(diphenyl)phosphane |
Safety Information (GHS)
Pictogram(s): GHS07, GHS09. Signal word: Warning.
- H302 (20.3%): Harmful if swallowed [Warning Acute toxicity, oral]
- H315 (98.6%): Causes skin irritation [Warning Skin corrosion/irritation]
- H317 (20.3%): May cause an allergic skin reaction [Warning Sensitization, Skin]
- H319 (98.6%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
- H335 (39.1%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]
- H400 (20.3%): Very toxic to aquatic life [Warning Hazardous to the aquatic environment, acute hazard]
- H410 (23.2%): Very toxic to aquatic life with long lasting effects [Warning Hazardous to the aquatic environment, long-term hazard]
- H413 (56.5%): May cause long lasting harmful effects to aquatic life [Hazardous to the aquatic environment, long-term hazard]
Precautionary statements: P261, P264, P264+P265, P270, P271, P272, P273, P280, P301+P317, P302+P352, P304+P340, P305+P351+P338, P319, P321, P330, P332+P317, P333+P317, P337+P317, P362+P364, P391, P403+P233, P405, and P501 (click each P-code to see the statement)
Request the SDS (Safety Data Sheet) for full hazard and safety documentation.
Storage & Handling
Storage: Store under inert gas. Avoid: Air Sensitive. For detailed hazard, storage and transport information, request the SDS (Safety Data Sheet) with your inquiry.
Quotation & Packaging
Prices are confirmed by inquiry. Request a quote for current pricing, minimum order quantity (MOQ) and lead time. The pack sizes listed on this page are reference options; custom pack sizes and bulk quantities are available on request.
Quality & Compliance
Specifications and purity shown on this page are based on batch records. A Certificate of Analysis (COA) is available on request. For research and further manufacturing use only — not for direct human or therapeutic use.
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