1,5-Dimethyl-1H-pyrazol-3-ol Hydrochloride

1,5-Dimethyl-1H-pyrazol-3-ol Hydrochloride


BASE IS 



.
 2,3-Dimethyl-3-pyrazolin-5-one; 3201-28-3; 1,5-dimethyl-2,3-dihydro-1H-pyrazol-3-one


 1H NMR OF HYDROCHLORIDE


1,5-Dimethyl-1H-pyrazol-3-ol Hydrochloride, 16

salt 16 (13.7 g, 78% yield) as a white crystalline solid: mp 178–182 °C;\

¹H NMR (400 MHz, CDCl₃)
δ 5.72 (s, 1 H); PYRAZOL 1H
3.65 (s, 3 H); N CH3
2.24 (s, 3 H); PYRAZOL CH3



 1HNMR DISCUSSION

¹³C NMR (100 MHz, CDCl₃) δ 156.6, 146.0, 90.6, 34.1, 10.8;

HRMS-ESI (m/z) calcd for C₅H₉N₂O [M + H]⁺113.0709, found 113.0712.

 13 C NMR PREDICT

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