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3-Amino-3-pyrazolin-5-one

Names

[ CAS No. ]:
28491-52-3

[ Name ]:
3-Amino-3-pyrazolin-5-one

[Synonym ]:
5-Amino-1,2-dihydro-3H-pyrazol-3-one
3-amino-5-pyrazole
(−)-Selagine
5-Amino-1,2-dihydro-pyrazol-3-on
5-amino-3-pyrazolone
5-Amino-1H-pyrazol-3(2H)-one
3-Amino-1H-pyrazol-5-ol
Huperzine A
3-aminopyrazol-5-one
5-amino-1,2-dihydropyrazol-3-one
5-Amino-3-hydroxy-1H-pyrazole
(−)-Huperzine A
5-amino-3-pyrrazolone
(-)-Huperzine A
3-Amino-5-pyrazolone
3-Amino-3-pyrazolin-5-one
3H-Pyrazol-3-one, 5-amino-1,2-dihydro-

Chemical & Physical Properties

[ Density]:
1.6±0.1 g/cm3

[ Boiling Point ]:
479.5±25.0 °C at 760 mmHg

[ Melting Point ]:
204°C

[ Molecular Formula ]:
C3H5N3O

[ Molecular Weight ]:
99.091

[ Flash Point ]:
243.8±23.2 °C

[ Exact Mass ]:
99.043259

[ PSA ]:
74.67000

[ LogP ]:
-0.22

[ Vapour Pressure ]:
0.0±1.2 mmHg at 25°C

[ Index of Refraction ]:
1.741

[ Storage condition ]:
2-8°C

Safety Information

[ Hazard Codes ]:
Xi

[ HS Code ]:
2933199090

Synthetic Route

Precursor & DownStream

Customs

[ HS Code ]: 2933199090

[ Summary ]:
2933199090. other compounds containing an unfused pyrazole ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%


Related Compounds