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CAS 531-91-9 N,N’-Diphenylbenzidine molecular structure lightbox
CAS RN: 531-91-9

N,N’-Diphenylbenzidine

Product Availability

Choose a grade to view its available package options.

5 package records4 with current stock2 grade groups
Batch No.PackageAvailabilityWarehouseLead TimeInquiry
Batchno.20250723 100g In stock Shanghai, Shandong Inquiry
Batchno.20260304 25g In stock Shandong Inquiry
Batchno.20250621 500g Out of stock 5-7 business days Inquiry
Batchno.20251108 5g In stock Shanghai, Guangdong Inquiry
Batch No.PackageAvailabilityWarehouseLead TimeInquiry
Batchno.20250401 5g / 25g / 100g Confirm by inquiry Shanghai, Shandong Inquiry
  • Product code: SSC-160305
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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: 100g
  • 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 531-91-9
Pack Size Recorded Purity Available Qty Ship From Inquiry
100g ＞97% 0 Out of Stock Hong Kong Inquiry

531-91-9 / 4-(4-anilinophenyl)-N-phenylaniline

Standard CAS: 531-91-9 Multi CAS: Yes
Basic Information Physical Properties Computed Properties

Basic Information

CAS
531-91-9
Multi CAS
Yes
Molecular Formula
C24H20N2
Molecular Weight
336.400000
Exact Mass
336.162649
InChI
InChI=1S/C24H20N2/c1-3-7-21(8-4-1)25-23-15-11-19(12-16-23)20-13-17-24(18-14-20)26-22-9-5-2-6-10-22/h1-18,25-26H
InChIKey
FDRNXKXKFNHNCA-UHFFFAOYSA-N

Physical Properties

Physical Description
Solid; [Merck Index] Grey odorless powder
State
Solid

Computed Properties

Structural Parameters

Heavy atom count
26
Aromatic heavy atom count
24
Rotatable bonds
5
H-bond acceptors
2
H-bond donors
2
Molar refractivity
111.33
TPSA
24.06

LogP / Solubility

WLOGP
6.84
MLOGP
6.04
XLogP3
6.6
Consensus LogP
6.49
Log S (ESOL)
-6.59
Class (ESOL)
Insoluble
Log S (Ali)
-7.26
Class (Ali)
Insoluble
Log S (SILICOS-IT)
-8.12
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
Yes
CYP3A4 inhibitor
No
Log Kp (skin permeation)
0.08

Drug-likeness / Medicinal Chemistry

Lipinski
Yes
Ghose
No
Veber
Yes
Egan
No
Muegge
No
Bioavailability score
0.55
Leadlikeness
No
Synthetic Accessibility
3

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