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Dimethyl Tetrachloroterephthalate

CAS: 1861-32-1 | C10H6Cl4O4

2D Structure

3D Structure

Loading 3D structure...

Basic Information

CAS Registry Number: 1861-32-1
Molecular Formula: C10H6Cl4O4
Molecular Mass: 331.97 g/mol

Names and Synonyms:

Dimethyl Tetrachloroterephthalate
1,4-Benzenedicarboxylic acid, 2,3,5,6-tetrachloro-, 1,4-dimethyl ester
Terephthalic acid, tetrachloro-, dimethyl ester
1,4-Benzenedicarboxylic acid, 2,3,5,6-tetrachloro-, dimethyl ester
Chlorthal-methyl
Dacthal
DAC 893
DCPA
Dimethyl tetrachloroterephthalate
Dimethyl 2,3,5,6-tetrachloroterephthalate
Tetrachloroterephthalic acid dimethyl ester
Chlorthal-dimethyl
Dac 4
TCTP
Chlorthal dimethyl ester
Tetral
2,3,5,6-Tetrachloro-1,4-benzenedicarboxylic acid dimethyl ester
NSC 155745
Cepos
DCPA (herbicide)
1,4-Dimethyl 2,3,5,6-tetrachlorobenzene-1,4-dicarboxylate

Identifiers:

SMILES:
COC(=O)c1c(Cl)c(Cl)c(C(=O)OC)c(Cl)c1Cl
InChI:
InChI=1S/C10H6Cl4O4/c1-17-9(15)3-5(11)7(13)4(10(16)18-2)8(14)6(3)12/h1-2H3

Key Properties

Boiling Point
365 °C CAS Common Chemistry
Melting Point
155-156 °C 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 331.97 g/mol CAS Common Chemistry
331.966 g/mol RDKit
329.902019392 g/mol RDKit
Wikipedia Url https://en.wikipedia.org/wiki/Dimethyl_tetrachloroterephthalate CAS Common Chemistry
Boiling Point 365 °C CAS Common Chemistry
Canonical SMILES O=C(OC)C1=C(Cl)C(Cl)=C(C(=O)OC)C(Cl)=C1Cl CAS Common Chemistry
InChI InChI=1S/C10H6Cl4O4/c1-17-9(15)3-5(11)7(13)4(10(16)18-2)8(14)6(3)12/h1-2H3 CAS Common Chemistry
InChI Key InChIKey=NPOJQCVWMSKXDN-UHFFFAOYSA-N CAS Common Chemistry
Melting Point 155-156 °C CAS Common Chemistry
Name Dacthal CAS Common Chemistry
Dimethyl tetrachloroterephthalate CAS Common Chemistry
Heavy Atom Count 18 RDKit
Hydrogen Bond Acceptors 4 RDKit
Hydrogen Bond Donors 0 RDKit
Rotatable Bonds 2 RDKit
Aromatic Ring Count 1 RDKit
Topological Polar Surface Area 52.60000000000001 Ų RDKit
LogP 3.873400000000001 RDKit
Molar Refractivity 69.16100000000002 RDKit

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