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CAS 983-81-3 trans-1,2-Bis(diphenylphosphino)ethylene molecular structure lightbox
CAS RN: 983-81-3

trans-1,2-Bis(diphenylphosphino)ethylene

Product Availability

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5 package records4 with current stock1 grade group
Batch No.PackageAvailabilityWarehouseInquiry
Batchno.20250130 100mg In stock Shanghai Inquiry
Batchno.20260117 1g In stock Shanghai Inquiry
Batchno.20250807 250mg In stock Shanghai Inquiry
Batchno.20260124 25g Out of stock Inquiry
Batchno.20260509 5g In stock Shanghai Inquiry
  • Product code: SSC-212626
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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: 1g
  • 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 983-81-3
Pack Size Recorded Purity Available Qty Ship From Inquiry
1g ＞97% 0 Out of Stock Hong Kong Inquiry

983-81-3 / 2-diphenylphosphanylethenyl(diphenyl)phosphane

Standard CAS: 983-81-3 Multi CAS: Yes
Basic Information Computed Properties

Basic Information

CAS
983-81-3
Multi CAS
Yes
Molecular Formula
C26H22P2
Molecular Weight
396.400000
Exact Mass
396.119675
InChI
InChI=1S/C26H22P2/c1-5-13-23(14-6-1)27(24-15-7-2-8-16-24)21-22-28(25-17-9-3-10-18-25)26-19-11-4-12-20-26/h1-22H
InChIKey
NCKJIJSEWKIXAT-UHFFFAOYSA-N

Computed Properties

Structural Parameters

Heavy atom count
28
Aromatic heavy atom count
24
Rotatable bonds
6
Molar refractivity
127.28
TPSA
0.0000

LogP / Solubility

WLOGP
5.72
MLOGP
5.06
XLogP3
5.9
Consensus LogP
5.56
Log S (ESOL)
-6.14
Class (ESOL)
Insoluble
Log S (Ali)
-6.94
Class (Ali)
Insoluble
Log S (SILICOS-IT)
-7.71
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)
-1.07

Drug-likeness / Medicinal Chemistry

Lipinski
Yes
Ghose
No
Veber
Yes
Egan
Yes
Muegge
No
Bioavailability score
0.55
Brenk alerts
1
Leadlikeness
No
Synthetic Accessibility
3

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