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CAS 78-42-2 Tris(2-ethylhexyl) Phosphate molecular structure lightbox
CAS RN: 78-42-2

Tris(2-ethylhexyl) Phosphate

Product Availability

Choose a grade to view its available package options.

6 package records6 with current stock2 grade groups
Batch No.PackageAvailabilityWarehouseInquiry
Batchno.20260620 100g In stock Shanghai, Chengdu Inquiry
Batchno.20250506 100ml / 500ml / 2.5L / 10L Confirm by inquiry Shanghai, Shandong, Chongqing, Guangdong Inquiry
Batchno.20250325 1kg In stock Shanghai Inquiry
Batchno.20250609 25g In stock Shanghai, Shenzhen, Tianjin, Chengdu Inquiry
Batchno.20260217 500g In stock Shanghai, Tianjin, Chengdu Inquiry
Batch No.PackageAvailabilityWarehouseInquiry
Batchno.20260124 100ml / 500ml / 2.5L / 10L / 25L Confirm by inquiry Shanghai, Shandong, Guangdong, Chongqing, Hebei Inquiry
  • Product code: SSC-187541
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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: 500g
  • Available purity: ≥98%
  • 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 78-42-2
Pack Size Recorded Purity Available Qty Ship From Inquiry
500g ≥98% 0 Out of Stock Shanghai Inquiry

78-42-2 / tris(2-ethylhexyl) phosphate

Standard CAS: 78-42-2 Multi CAS: Yes
Basic Information Physical Properties Computed Properties

Basic Information

CAS
78-42-2
Multi CAS
Yes
Molecular Formula
C24H51O4P
Molecular Weight
434.600000
Exact Mass
434.352497
InChI
InChI=1S/C24H51O4P/c1-7-13-16-22(10-4)19-26-29(25,27-20-23(11-5)17-14-8-2)28-21-24(12-6)18-15-9-3/h22-24H,7-21H2,1-6H3
InChIKey
GTVWRXDRKAHEAD-UHFFFAOYSA-N

Physical Properties

Melting Point
-94 °F (NTP, 1992) -74 °C
Boiling Point
374 to 451 °F at 760 mmHg (decomposes) (NTP, 1992) at 0.7kPa: 220 °C
Density
0.9262 at 68 °F (NTP, 1992) - Less dense than water; will float Relative density (water = 1): 0.93
Physical Description
Tris(2-ethylhexyl)phosphate is a clear colorless to pale yellow liquid with a slight sharp odor. (NTP, 1992) Liquid COLOURLESS VISCOUS LIQUID.
State
Liquid

Computed Properties

Structural Parameters

Heavy atom count
29
Fraction Csp3
1
Rotatable bonds
21
H-bond acceptors
4
Molar refractivity
125.38
TPSA
44.76

LogP / Solubility

WLOGP
8.79
MLOGP
7.77
XLogP3
8.9
Consensus LogP
8.49
Log S (ESOL)
-6.69
Class (ESOL)
Insoluble
Log S (Ali)
-9.47
Class (Ali)
Insoluble
Log S (SILICOS-IT)
-12.3
Class (SILICOS-IT)
Insoluble

ADME

GI absorption
Low
BBB permeant
No
P-gp substrate
No
CYP1A2 inhibitor
No
CYP2C19 inhibitor
No
CYP2C9 inhibitor
Yes
CYP2D6 inhibitor
No
CYP3A4 inhibitor
Yes
Log Kp (skin permeation)
0.87

Drug-likeness / Medicinal Chemistry

Lipinski
Yes
Ghose
No
Veber
No
Egan
No
Muegge
No
Bioavailability score
0.55
Brenk alerts
1
Leadlikeness
No
Synthetic Accessibility
4

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