5-Aminofluorescein(3326-34-9) 1H NMR
Product Name5-Aminofluorescein
CAS3326-34-9
Molecular FormulaC20H13NO5
Molecular Weight347.32
InChIInChI=1S/C20H13NO5/c21-10-1-4-14-13(7-10)19(24)26-20(14)15-5-2-11(22)8-17(15)25-18-9-12(23)3-6-16(18)20/h1-9,22-23H,21H2
InChIKey GZAJOEGTZDUSKS-UHFFFAOYSA-N
SmilesC12(C3=C(C=C(O)C=C3)OC3=C1C=CC(O)=C3)C1=C(C=C(N)C=C1)C(=O)O2
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MassMS-NW-7455 5-aminofluorescein C20H13NO5 (Mass of molecular ion: 347)
Source Temperature: 210 °C Sample Temperature: 220 °C Direct, 75 eV
17.0 7.7 18.0 34.3 28.0 3.7 32.0 2.7 33.0 1.6 34.0 4.9 39.0 1.5 41.0 1.5 44.0 5.1 51.0 1.5 52.0 1.3 63.0 2.8 64.0 6.5 65.0 1.1 69.0 1.5 74.0 1.0 75.0 1.7 76.0 1.1 77.0 1.0 81.5 1.0 82.0 1.1 87.0 1.4 88.0 2.2 89.0 1.3 91.0 1.7 93.5 1.3 94.0 1.8 94.5 3.6 95.0 1.5 95.5 1.6 96.0 1.0 100.0 3.1 100.5 1.5 101.0 2.8 102.0 1.8 102.5 1.0 107.5 1.0 108.0 1.1 108.5 3.7 109.0 1.8 110.0 1.5 113.0 1.0 114.0 1.7 114.5 1.4 115.0 1.6 123.0 1.6 123.5 1.1 128.0 1.5 128.5 1.3 129.0 1.8 136.5 3.2 137.0 3.5 137.5 1.2 139.0 1.1 143.0 4.9 143.5 1.7 145.5 1.8 150.0 1.0 151.0 15.4 151.5 9.6 152.0 2.8 159.5 4.3 160.0 2.0 163.0 1.8 164.0 1.1 173.5 1.0 176.0 1.7 187.0 1.5 189.0 4.0 190.0 1.6 191.0 1.2 192.0 1.2 200.0 2.2 201.0 1.8 202.0 2.3 203.0 1.0 204.0 1.4 213.0 1.8 214.0 1.5 216.0 1.1 217.0 2.8 218.0 1.6 228.0 1.6 229.0 1.1 244.0 2.3 245.0 2.2 246.0 2.0 257.0 1.2 258.0 2.9 259.0 1.1 272.0 1.0 273.0 5.8 274.0 5.9 275.0 2.8 285.0 1.4 286.0 38.9 287.0 35.7 288.0 7.3 289.0 1.1 301.0 2.9 302.0 100.0 303.0 85.1 304.0 16.2 305.0 2.3 318.0 2.6 319.0 1.3 346.0 2.3 347.0 4.5 348.0 1.9 349.0 1.0
400 MHz in DMSO-d6
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1H NMR 399.65 MHz C20 H13 N O5 0.033 g : 0.5 ml DMSO-d6 5-aminofluorescein 
Assign. Shift(ppm)
A 10.11 B 7.008 C 6.970 D 6.879 E 6.666 F 6.617 G 6.569 J 5.77
Hz ppm Int.4042.21 10.115 772 4034.42 10.095 32 2801.97 7.012 315 2800.14 7.007 384 2795.56 6.996 30 2791.60 6.986 190 2789.46 6.980 135 2783.36 6.965 260 2781.22 6.960 224 2752.69 6.888 360 2749.33 6.880 35 2748.41 6.878 32 2744.45 6.868 249 2665.56 6.670 779 2663.27 6.665 839 2659.76 6.656 80 2657.17 6.649 42 2655.64 6.645 45 2650.60 6.633 467 2641.91 6.611 1000 2638.09 6.602 70 2634.89 6.593 50 2634.28 6.592 49 2629.55 6.580 602 2627.26 6.574 520 2623.44 6.565 62 2620.85 6.558 289 2618.56 6.553 275 2305.45 5.769 360 2295.84 5.745 33 2295.38 5.744 31
DMSO-d6
KBr disc
nujol mull
