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CAS 17261-28-8 2-(Diphenylphosphino)benzoic Acid molecular structure lightbox
CAS RN: 17261-28-8

2-(Diphenylphosphino)benzoic Acid

Product Availability

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7 package records7 with current stock1 grade group
Batch No.PackageAvailabilityWarehouseInquiry
Batchno.20250922 100g In stock Shanghai Inquiry
Batchno.20250719 10g In stock Shanghai, Shenzhen, Tianjin, Wuhan, Chengdu Inquiry
Batchno.20250419 1g / 5g / 25g / 100g Confirm by inquiry Shandong, Guangdong, Shanghai Inquiry
Batchno.20251204 1kg In stock Shanghai Inquiry
Batchno.20250317 25g In stock Shanghai, Shenzhen, Tianjin, Wuhan, Chengdu Inquiry
Batchno.20260404 500g In stock Shanghai Inquiry
Batchno.20251020 5g In stock Shanghai, Shenzhen, Tianjin, Wuhan, Chengdu Inquiry
  • Product code: SSC-075855
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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, 25g
  • Available purity: ≥97%
  • Inventory rows with stock: 0
  • Bulk packaging: confirmed by inquiry
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Reference Pack Sizes

Reference pack sizes are shown below. Final availability, packaging and delivery schedule are confirmed by inquiry.

Recorded sizes, purity and stock details for CAS 17261-28-8
Pack Size Recorded Purity Available Qty Ship From Inquiry
10g ≥97% 0 Out of Stock Beijing Inquiry
25g ≥97% 0 Out of Stock Beijing Inquiry

17261-28-8 / 2-diphenylphosphanylbenzoic acid

Standard CAS: 17261-28-8 Multi CAS: No
Basic Information Physical Properties Computed Properties Safety & Transport

Basic Information

CAS
17261-28-8
Multi CAS
No
Molecular Formula
C19H15O2P
Molecular Weight
306.300000
Exact Mass
306.080967
SMILES
C1=CC=C(C=C1)P(C2=CC=CC=C2)C3=CC=CC=C3C(=O)O
InChI
InChI=1S/C19H15O2P/c20-19(21)17-13-7-8-14-18(17)22(15-9-3-1-4-10-15)16-11-5-2-6-12-16/h1-14H,(H,20,21)
InChIKey
UYRPRYSDOVYCOU-UHFFFAOYSA-N

Physical Properties

Physical Description
Liquid
State
Liquid

Computed Properties

Structural Parameters

Heavy atom count
22
Aromatic heavy atom count
18
Rotatable bonds
4
H-bond acceptors
1
H-bond donors
1
Molar refractivity
92.11
TPSA
37.3

LogP / Solubility

WLOGP
3.14
MLOGP
2.78
XLogP3
4.1
Consensus LogP
3.34
Log S (ESOL)
-4.06
Class (ESOL)
Slightly soluble
Log S (Ali)
-4.34
Class (Ali)
Slightly soluble
Log S (SILICOS-IT)
-4.74
Class (SILICOS-IT)
Slightly soluble

ADME

GI absorption
High
BBB permeant
Yes
P-gp substrate
No
CYP1A2 inhibitor
Yes
CYP2C19 inhibitor
Yes
CYP2C9 inhibitor
Yes
CYP2D6 inhibitor
No
CYP3A4 inhibitor
No
Log Kp (skin permeation)
-2.36

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
2.5

Safety & Transport

Pictogram(s)
Irritant
Signal
Warning
GHS Hazard Statements
H315 (97.9%): Causes skin irritation [Warning Skin corrosion/irritation] H319 (97.9%): Causes serious eye irritation [Warning Serious eye damage/eye irritation] H332 (89.6%): Harmful if inhaled [Warning Acute toxicity, inhalation] H335 (95.8%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]
Precautionary Statement Codes
P261, P264, P264+P265, P271, P280, P302+P352, P304+P340, P305+P351+P338, P317, P319, P321, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501

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