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CAS 161265-03-8 4,5-Bis(diphenylphosphino)-9,9-dimethylxanthene molecular structure lightbox
CAS RN: 161265-03-8

4,5-Bis(diphenylphosphino)-9,9-dimethylxanthene

Product Availability

Choose a grade to view its available package options.

12 package records12 with current stock1 grade group
Batch No.PackageAvailabilityWarehouseInquiry
Batchno.20260305 100g In stock Shanghai, Shandong, Hebei Inquiry
Batchno.20260510 100g In stock Shanghai, Shenzhen, Tianjin, Wuhan, Chengdu Inquiry
Batchno.20250527 10g In stock Shanghai, Shenzhen, Tianjin, Wuhan, Chengdu Inquiry
Batchno.20250125 1g In stock Shanghai, Shandong, Guangdong Inquiry
Batchno.20251018 1g In stock Shanghai, Shenzhen, Tianjin, Wuhan, Chengdu Inquiry
Batchno.20250926 1kg In stock Shanghai, Shenzhen, Chengdu Inquiry
Batchno.20260105 25g In stock Shanghai, Shandong, Guangdong, Chongqing, Hebei Inquiry
Batchno.20251113 25g In stock Shanghai, Shenzhen, Tianjin, Wuhan, Chengdu Inquiry
Batchno.20260609 500g In stock Shanghai, Shandong Inquiry
Batchno.20250726 500g In stock Shanghai, Shenzhen, Tianjin, Wuhan, Chengdu Inquiry
Batchno.20250914 5g In stock Shanghai, Shandong, Guangdong, Chongqing Inquiry
Batchno.20260211 5g In stock Shanghai, Shenzhen, Tianjin, Wuhan, Chengdu Inquiry
  • Product code: SSC-068936
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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, 100g, 500g, 1000g
  • Available purity: >97%
  • Inventory rows with stock: 7
  • Bulk packaging: confirmed by inquiry
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Available Pack Sizes & Stock

Specific stock quantities are shown below. Price is not displayed online and is confirmed by inquiry.

Recorded sizes, purity and stock details for CAS 161265-03-8
Pack Size Recorded Purity Available Qty Ship From Inquiry
1g >97% 5 In Stock Shanghai Inquiry
5g >97% 5 In Stock Shenzhen Inquiry
10g >97% 5 In Stock Hong Kong Inquiry
25g >97% 5 In Stock Shanghai Inquiry
100g >97% 5 In Stock Shanghai Inquiry
500g >97% 5 In Stock Beijing Inquiry
1000g >97% 5 In Stock Shenzhen Inquiry

161265-03-8 / (5-diphenylphosphanyl-9,9-dimethylxanthen-4-yl)-diphenylphosphane

Standard CAS: 161265-03-8 Multi CAS: No
Basic Information Computed Properties Safety & Transport

Basic Information

CAS
161265-03-8
Multi CAS
No
Molecular Formula
C39H32OP2
Molecular Weight
578.600000
Exact Mass
578.192840
SMILES
CC1(C2=C(C(=CC=C2)P(C3=CC=CC=C3)C4=CC=CC=C4)OC5=C1C=CC=C5P(C6=CC=CC=C6)C7=CC=CC=C7)C
InChI
InChI=1S/C39H32OP2/c1-39(2)33-25-15-27-35(41(29-17-7-3-8-18-29)30-19-9-4-10-20-30)37(33)40-38-34(39)26-16-28-36(38)42(31-21-11-5-12-22-31)32-23-13-6-14-24-32/h3-28H,1-2H3
InChIKey
CXNIUSPIQKWYAI-UHFFFAOYSA-N

Computed Properties

Structural Parameters

Heavy atom count
42
Aromatic heavy atom count
36
Fraction Csp3
0.08
Rotatable bonds
6
H-bond acceptors
1
Molar refractivity
182.5
TPSA
9.23

LogP / Solubility

WLOGP
7.63
MLOGP
6.76
XLogP3
9.7
Consensus LogP
8.03
Log S (ESOL)
-8.48
Class (ESOL)
Insoluble
Log S (Ali)
-9.82
Class (Ali)
Insoluble
Log S (SILICOS-IT)
-10.48
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)
-0.83

Drug-likeness / Medicinal Chemistry

Lipinski
No
Ghose
No
Veber
Yes
Egan
No
Muegge
No
Bioavailability score
0.17
Brenk alerts
1
Leadlikeness
No
Synthetic Accessibility
6

Safety & Transport

Pictogram(s)
Irritant
Signal
Warning
GHS Hazard Statements
H315 (54.4%): Causes skin irritation [Warning Skin corrosion/irritation] H319 (96.7%): Causes serious eye irritation [Warning Serious eye damage/eye irritation] H335 (95.6%): 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, P319, P321, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501

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