Name | 3-Amino-5-hydroxypyrazole |
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Synonyms |
5-Amino-1,2-dihydro-3H-pyrazol-3-one
3-amino-5-pyrazole (−)-Selagine 5-Amino-1,2-dihydro-pyrazol-3-on Huperzine A 3-aminopyrazol-5-one 5-Amino-3-hydroxy-1H-pyrazole 3-Amino-1H-pyrazol-5(4H)-one (-)-Huperzine A 3-Amino-3-pyrazolin-5-one 3-amino-5-pyrazolinone 3-aminopyrazolin-5-one 5-AMINO-3-PYRAZOLOL 5-amino-1,2-dihydro-pyrazol-3-one EINECS 228-095-6 3-amino-5-oxo-4,5-dihydropyrazole 5-amino-3-pyrazolone 5-Amino-1H-pyrazol-3(2H)-one 3-amino-pyrazol-2-en-5-one 3-Amino-1H-pyrazol-5-ol 5-amino-1,2-dihydropyrazol-3-one 5-AMINOPYRAZOL-3-OL (−)-Huperzine A 5-amino-3-pyrrazolone MFCD00022384 3-amino-5-oxopyrazoline 3-Amino-5-pyrazolone 3H-Pyrazol-3-one, 5-amino-1,2-dihydro- |
Density | 1.6±0.1 g/cm3 |
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Boiling Point | 479.5±25.0 °C at 760 mmHg |
Melting Point | 214 °C (dec.)(lit.) |
Molecular Formula | C3H5N3O |
Molecular Weight | 99.091 |
Flash Point | 243.8±23.2 °C |
Exact Mass | 99.043259 |
PSA | 74.93000 |
LogP | -0.22 |
Vapour Pressure | 0.0±1.2 mmHg at 25°C |
Index of Refraction | 1.741 |
Symbol |
GHS07 |
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Signal Word | Warning |
Hazard Statements | H315-H319-H335 |
Precautionary Statements | P261-P305 + P351 + P338 |
Personal Protective Equipment | dust mask type N95 (US);Eyeshields;Gloves |
Hazard Codes | Xi |
Risk Phrases | R36/37/38 |
Safety Phrases | S26-S37/39 |
RIDADR | NONH for all modes of transport |
WGK Germany | 3 |
HS Code | 2933199090 |
~% 6126-22-3 |
Literature: Bulletin de la Societe Chimique de France, , vol. <5>4, p. 854,858 |
HS Code | 2933199090 |
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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% |