Disodium 1,5-naphthalenedisulfonate(1655-29-4) IR2
Product NameDisodium 1,5-naphthalenedisulfonate
CAS1655-29-4
Molecular FormulaC10H6Na2O6S2
Molecular Weight332.26
InChIInChI=1S/C10H8O6S2.2Na/c11-17(12,13)9-5-1-3-7-8(9)4-2-6-10(7)18(14,15)16;;/h1-6H,(H,11,12,13)(H,14,15,16);;/q;2*+1/p-2
InChIKey YGSZNSDQUQYJCY-UHFFFAOYSA-L
SmilesC1(=CC=CC2=C(C=CC=C12)S([O-])(=O)=O)S([O-])(=O)=O.[Na+].[Na+]
400 MHz in DMSO-d6
90 MHz in DMSO-d6
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1H NMR 399.65 MHz C10 H6 Na2 O6 S2 0.035 g : 0.5 ml DMSO-d6 disodium 1,5-naphthalenedisulfonate 
Assign. Shift(ppm)
A 8.886 B 7.979 C 7.458 D 3.44
Hz ppm Int.3556.21 8.899 77 3555.15 8.896 72 3548.28 8.879 76 3547.21 8.876 81 3193.51 7.991 78 3192.14 7.988 87 3186.34 7.973 92 3184.97 7.970 87 2988.28 7.478 75 2981.26 7.460 80 2979.89 7.457 83 2972.72 7.439 73 1375.27 3.442 1000
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1H NMR 89.56 MHz C10 H6 Na2 O6 S2 0.038 g : 0.5 ml DMSO-d6 disodium 1,5-naphthalenedisulfonate Assign. Shift(ppm)
A 8.892 B 7.977 C 7.441 D 3.38
Hz ppm Int.801.06 8.945 168 800.00 8.933 137 793.06 8.856 186 792.31 8.847 184 718.94 8.028 164 717.75 8.015 156 712.00 7.950 242 710.63 7.935 189 674.31 7.530 186 667.06 7.449 172 665.81 7.435 184 658.75 7.356 131 302.38 3.377 1000
KBr disc
nujol mull
