2,4-Dichlorobenzaldehyde(874-42-0) 1H NMR
Product Name2,4-Dichlorobenzaldehyde
CAS874-42-0
Molecular FormulaC7H4Cl2O
Molecular Weight175.01
InChIInChI=1S/C7H4Cl2O/c8-6-2-1-5(4-10)7(9)3-6/h1-4H
InChIKey YSFBEAASFUWWHU-UHFFFAOYSA-N
SmilesC(=O)C1=CC=C(Cl)C=C1Cl
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MassMS-NW-4788 2,4-dichlorobenzaldehyde C7H4Cl2O (Mass of molecular ion: 174)
Source Temperature: 260 °C Sample Temperature: 180 °C Reservoir, 75 eV
28.0 1.5 29.0 5.1 36.0 1.8 37.0 5.1 38.0 2.4 49.0 3.1 50.0 14.2 51.0 5.2 55.0 2.2 60.0 1.2 61.0 2.6 62.0 1.4 69.0 1.0 72.0 1.2 73.0 6.6 74.0 22.1 75.0 36.7 76.0 3.9 84.0 5.2 85.0 4.7 86.0 2.3 87.0 1.8 108.0 1.0 109.0 13.6 110.0 13.8 111.0 17.2 112.0 5.3 113.0 4.5 138.0 2.5 140.0 1.1 145.0 26.3 146.0 9.1 147.0 18.5 148.0 6.0 149.0 3.2 173.0 100.0 174.0 61.3 175.0 67.1 176.0 38.6 177.0 12.8 178.0 6.4
90 MHz in CDCl3
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1H NMR 89.56 MHz C7 H4 Cl2 O 10.5 mol% in CDCl3 2,4-dichlorobenzaldehyde 
Assign. Shift(ppm)
A 10.390 B 7.846 C 7.448 D 7.358 J(A,D)=0.8HZ. J(B,D)=8.2HZ. J(B,C)=0.4HZ. J(C,D)=2.0HZ.
Hz ppm Int.932.59 10.414 1000 931.79 10.405 981 709.20 7.919 438 708.69 7.914 412 700.85 7.826 621 700.42 7.821 600 670.90 7.492 426 670.46 7.487 503 668.92 7.469 717 668.48 7.465 597 665.41 7.430 397 664.60 7.421 381 663.43 7.408 229 662.62 7.399 218 657.13 7.338 247 656.32 7.329 243 655.15 7.316 195 654.35 7.307 184
in CDCl3
CCl4 solution
KBr disc
nujol mull
4880 A,100M,powder
