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Tri-P-Cresyl Phosphate

CAS: 78-32-0 | C21H21O4P

2D Structure

3D Structure

Loading 3D structure...

Basic Information

CAS Registry Number: 78-32-0
Molecular Formula: C21H21O4P
Molecular Mass: 368.37 g/mol

Names and Synonyms:

Tri-P-Cresyl Phosphate
Phosphoric acid, tris(4-methylphenyl) ester
Phosphoric acid, tri-p-tolyl ester
p-Tolyl phosphate (C7H7O)3PO
Tri-p-cresyl phosphate
Tri-p-tolyl phosphate
Tris(p-methylphenyl) phosphate
Tris(p-cresyl) phosphate
Tris(4-methylphenyl) phosphate
NSC 2181

Identifiers:

SMILES:
Cc1ccc(OP(=O)(Oc2ccc(C)cc2)Oc2ccc(C)cc2)cc1
InChI:
InChI=1S/C21H21O4P/c1-16-4-10-19(11-5-16)23-26(22,24-20-12-6-17(2)7-13-20)25-21-14-8-18(3)9-15-21/h4-15H,1-3H3

Key Properties

Boiling Point
244 °C @ Press: 3.5 Torr CAS Common Chemistry
Melting Point
77-78 °C CAS Common Chemistry
Density
1.25 g/cm³ CAS Common Chemistry

Spectral Data

NMR, IR, and Mass spectral data

1H NMR
13C NMR
Predicting NMR spectra...
10 ppm 9 8 7 6 5 4 3 2 1 0 ppm
Shift (ppm) Multiplicity Integration Assignment
200 ppm 180 160 140 120 100 80 60 40 20 0 ppm
Shift (ppm) DEPT Assignment

Note: These NMR spectra are predicted computationally and may differ from experimental data. Predictions are based on chemical environment analysis.

External Resources

All Properties

Comprehensive physical and chemical properties

Property Value Source
Molecular Mass 368.37 g/mol CAS Common Chemistry
368.3690000000001 g/mol RDKit
368.11774578200004 g/mol RDKit
Density 1.25 g/cm³ CAS Common Chemistry
1.247 g/cm3 @ Temp: 25 °C CAS Common Chemistry
Boiling Point 244 °C @ Press: 3.5 Torr CAS Common Chemistry
Canonical SMILES O=P(OC1=CC=C(C=C1)C)(OC2=CC=C(C=C2)C)OC3=CC=C(C=C3)C CAS Common Chemistry
InChI InChI=1S/C21H21O4P/c1-16-4-10-19(11-5-16)23-26(22,24-20-12-6-17(2)7-13-20)25-21-14-8-18(3)9-15-21/h4-15H,1-3H3 CAS Common Chemistry
InChI Key InChIKey=BOSMZFBHAYFUBJ-UHFFFAOYSA-N CAS Common Chemistry
Melting Point 77-78 °C CAS Common Chemistry
Name Tri-p-cresyl phosphate CAS Common Chemistry
Heavy Atom Count 26 RDKit
Hydrogen Bond Acceptors 4 RDKit
Hydrogen Bond Donors 0 RDKit
Rotatable Bonds 6 RDKit
Aromatic Ring Count 3 RDKit
Topological Polar Surface Area 44.760000000000005 Ų RDKit
LogP 6.256760000000005 RDKit
Molar Refractivity 103.02750000000003 RDKit

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