6126-22-3
6126-22-3 structure
- Name: 3-Amino-5-pyrazolone
- Chemical Name: 3-Amino-5-hydroxypyrazole
- CAS Number: 6126-22-3
- Molecular Formula: C3H5N3O
- Molecular Weight: 99.091
- Create Date: 2018-06-23 08:14:38
- Modify Date: 2026-06-30 17:07:03
| Name | 3-Amino-5-hydroxypyrazole |
|---|---|
| Synonyms |
3-amino-2-pyrazolin-5-one
5-Amino-1,2-dihydro-3H-pyrazol-3-one 3-amino-5-pyrazole 5-AMINO-2,4-DIHYDRO-3H-PYRAZOL-3-ONE (−)-Selagine 5-Amino-1,2-dihydro-pyrazol-3-on 5-amino-1H-pyrazol-3-ol Huperzine A 3-aminopyrazol-5-one 3-Amino-5-hydroxypyrazole > 5-Amino-3-hydroxy-1H-pyrazole 3-Amino-1H-pyrazol-5(4H)-one LABOTEST-BB LT00080762 5-iminopyrazolidin-3-one 5-AMINO-3-PYRAZOLONE (-)-Huperzine A 3-Amino-5-hydoxypyrazole 3-Amino-3-pyrazolin-5-one 3-amino-5-pyrazolinone 3-aminopyrazolin-5-one 5-AMINO-3-PYRAZOLOL 5-HYDROXY-3-AMINOPYRAZOLE 5-amino-1,2-dihydro-pyrazol-3-one EINECS 228-095-6 3-AMINO-1H-PYRAZOL-5-OL 3-amino-5-oxo-4,5-dihydropyrazole 5-Amino-2,4-dihydro-3H-pyrazol-3-one 5-Amino-3-pyrazolol 5-Hydroxy-3-aminopyrazole 5-amino-3-pyrazolone 5-Amino-1H-pyrazol-3(2H)-one 3-amino-pyrazol-2-en-5-one 3H-Pyrazol-3-one, 5-amino-2,4-dihydro 3-Amino-1H-pyrazol-5-ol 5-amino-1,2-dihydropyrazol-3-one 3-Amino-5-hydroxypyrazole, R 5-AMINOPYRAZOL-3-OL (−)-Huperzine A 3-Amino-4,5-dihydro-1H-pyrazole-5-one 5-amino-3-pyrrazolone 3-AMINO-5-HYDROXYPYRAZOLE 5-AMINO-3-HYDROXYPYRAZOLE MFCD00022384 TIMTEC-BB SBB005531 3-amino-5-oxopyrazoline ##DISCONTINUED## USE L04655 3-Amino-5-hydroxy-1H-pyrazole |
| Density | 1.6±0.1 g/cm3 |
|---|---|
| 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 |
|---|---|
| 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 |
|---|---|
| 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% |