2-Diazo-1-naphthol-5-sulfonyl chloride (3770-97-6) MS
Product Name2-Diazo-1-naphthol-5-sulfonyl chloride
CAS3770-97-6
Molecular FormulaC10H7ClN2O3S
Molecular Weight270.69
InChIInChI=1S/C10H7ClN2O3S/c11-17(15,16)9-3-1-2-7-6(9)4-5-8(13-12)10(7)14/h1-5,10,14H
InChIKey FALJDJGJWQSYBM-UHFFFAOYSA-N
SmilesC1(O)C2=C(C(S(Cl)(=O)=O)=CC=C2)C=CC1=[N+]=[N-]
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MassMS-NW-7044 6-diazo-5-oxo-5,6-dihydro-1-naphthalenesulfonyl chloride C10H5ClN2O3S (Mass of molecular ion: 268)
Source Temperature: 160 °C Sample Temperature: 140 °C Direct, 75 eV
14.0 1.4 17.0 1.4 18.0 6.9 28.0 42.9 35.0 2.0 36.0 14.4 37.0 1.7 38.0 5.2 39.0 8.7 44.0 6.6 45.0 1.4 48.0 4.9 50.0 5.3 51.0 4.2 53.0 2.3 55.0 2.7 55.5 1.9 56.0 3.2 56.5 16.6 57.0 2.1 61.0 4.3 62.0 10.4 63.0 42.0 64.0 9.0 66.5 1.2 69.0 2.8 70.5 4.5 71.0 1.0 73.0 1.2 74.0 9.6 75.0 7.3 76.0 1.3 77.0 1.0 78.0 3.0 85.0 3.1 86.0 12.4 87.0 17.9 88.0 3.3 89.0 4.2 98.0 1.2 99.0 1.0 100.0 1.3 101.0 5.5 102.0 1.1 109.0 1.2 110.0 2.6 111.0 2.2 112.0 2.3 113.0 100.0 114.0 13.4 115.0 3.8 116.5 1.8 121.0 1.8 129.0 3.9 133.0 1.9 141.0 95.9 142.0 11.3 143.0 1.5 148.0 36.7 149.0 6.6 150.0 13.0 151.0 2.1 157.0 9.4 158.0 1.5 169.0 7.0 170.0 1.4 176.0 17.7 177.0 4.3 178.0 7.0 179.0 1.6 205.0 19.0 206.0 2.0 207.0 1.3 214.0 1.3 233.0 5.6 240.0 15.0 241.0 2.3 242.0 7.8 243.0 1.2 268.0 24.8 269.0 3.1 270.0 9.7 271.0 1.3 276.0 2.2 278.0 1.6
90 MHz in CDCl3
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1H NMR 89.56 MHz C10 H5 Cl N2 O3 S 0.042 g : 0.5 ml CDCl3 6-diazo-5-oxo-5,6-dihydro-1-naphthalenesulfonyl chloride 
Assign. Shift(ppm)
A 8.713 B 8.407 C 7.594 D 7.500 E 7.290
Hz ppm Int.785.44 8.770 235 784.75 8.763 266 783.94 8.754 292 783.31 8.747 266 777.44 8.681 286 776.69 8.673 319 776.00 8.665 335 775.31 8.657 298 758.00 8.464 421 756.50 8.447 419 750.13 8.376 545 748.63 8.359 475 687.69 7.679 419 679.81 7.591 717 678.63 7.578 379 677.94 7.570 343 671.88 7.503 343 670.13 7.483 151 668.69 7.467 710 668.06 7.460 716 655.88 7.324 1000 646.06 7.214 418
KBr disc
