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CAS 42189-56-0 N-(1-Pyrenyl)maleimide molecular structure lightbox
CAS RN: 42189-56-0

N-(1-Pyrenyl)maleimide

Product Availability

Choose a grade to view its available package options.

7 package records6 with current stock2 grade groups
Batch No.PackageAvailabilityWarehouseInquiry
Batchno.20260522 100mg In stock Shanghai Inquiry
Batchno.20250528 1g In stock Shanghai, Tianjin Inquiry
Batchno.20260612 250mg In stock Shanghai Inquiry
Batchno.20260416 5g Out of stock Inquiry
Batch No.PackageAvailabilityWarehouseInquiry
Batchno.20250319 100mg In stock Shanghai Inquiry
Batchno.20260108 1g In stock Shanghai, Chongqing Inquiry
Batchno.20260322 250mg In stock Shanghai, Shandong, Chongqing Inquiry
  • Product code: SSC-150518
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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: 0.1g, 0.25g, 1g, 5g
  • 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 42189-56-0
Pack Size Recorded Purity Available Qty Ship From Inquiry
0.1g ≥97% 0 Out of Stock Shenzhen Inquiry
0.25g ≥97% 0 Out of Stock Hong Kong Inquiry
1g ≥97% 0 Out of Stock Beijing Inquiry
5g ≥97% 0 Out of Stock Shanghai Inquiry

42189-56-0 / 1-pyren-4-ylpyrrole-2,5-dione

Standard CAS: 42189-56-0 Multi CAS: Yes
Basic Information Computed Properties

Basic Information

CAS
42189-56-0
Multi CAS
Yes
Molecular Formula
C20H11NO2
Molecular Weight
297.300000
Exact Mass
297.078979
InChI
InChI=1S/C20H11NO2/c22-17-9-10-18(23)21(17)16-11-14-5-1-3-12-7-8-13-4-2-6-15(16)20(13)19(12)14/h1-11H
InChIKey
NPTUGEKDRBZJRE-UHFFFAOYSA-N

Computed Properties

Structural Parameters

Heavy atom count
23
Aromatic heavy atom count
16
Rotatable bonds
1
H-bond acceptors
2
Molar refractivity
91.78
TPSA
37.38

LogP / Solubility

WLOGP
4.01
MLOGP
3.54
XLogP3
4.1
Consensus LogP
3.88
Log S (ESOL)
-4.66
Class (ESOL)
Slightly soluble
Log S (Ali)
-4.9
Class (Ali)
Slightly soluble
Log S (SILICOS-IT)
-5.04
Class (SILICOS-IT)
Slightly soluble

ADME

GI absorption
High
BBB permeant
No
P-gp substrate
No
CYP1A2 inhibitor
Yes
CYP2C19 inhibitor
Yes
CYP2C9 inhibitor
No
CYP2D6 inhibitor
Yes
CYP3A4 inhibitor
No
Log Kp (skin permeation)
-1.68

Drug-likeness / Medicinal Chemistry

Lipinski
Yes
Ghose
Yes
Veber
Yes
Egan
Yes
Muegge
Yes
Bioavailability score
0.55
Brenk alerts
1
Leadlikeness
No
Synthetic Accessibility
3.5

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