5-amino-1,2-dihydropyrazol-3-one
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- $10 - $706
- Product name: 5-amino-1,2-dihydropyrazol-3-one
- CAS: 28491-52-3
- MF: C3H5N3O
- MW: 99.09
- EINECS:
- MDL Number:MFCD00204482
- Synonyms:5-amino-1,2-dihydropyrazol-3-one;3-Amino-1,2-dihydropyrazol-5-one;3-Amino-3-pyrazolin-5-one;5-Amino-3-hydroxy-1H-pyrazole;5-Amino-1H-pyrazol-3(2H);5-AMino-1H-pyrazol-3(2H)-one;3H-Pyrazol-3-one,5-amino-1,2-dihydro-;3-Amino-1,2-dihydropyrazoL
35 prices
Selected condition：
Brand
- aablocks
- Activate Scientific
- AK Scientific
- Alichem
- Ambeed
- Biosynth
- Chemenu
- Crysdot
- JR MediChem
- Matrix Scientific
- Synthonix
- TRC
Package
- 100mg
- 1g
- 5g
- 10g
- 25g
- 50g
- 100g
- 500g
- Manufactureraablocks
- Product numberAA002VG8
- Product description5-Amino-1H-pyrazol-3(2H)-one ≥98%
- Packaging1g
- Price$10
- Updated2026-05-28
- Buy
- Manufactureraablocks
- Product numberAA002VG8
- Product description5-Amino-1H-pyrazol-3(2H)-one 98%
- Packaging5g
- Price$11
- Updated2026-05-28
- Buy
- Manufactureraablocks
- Product numberAA002VG8
- Product description5-Amino-1H-pyrazol-3(2H)-one 98%
- Packaging10g
- Price$19
- Updated2026-05-28
- Buy
- Manufactureraablocks
- Product numberAA002VG8
- Product description5-Amino-1H-pyrazol-3(2H)-one 98%
- Packaging25g
- Price$45
- Updated2026-05-28
- Buy
- Manufactureraablocks
- Product numberAA002VG8
- Product description5-Amino-1H-pyrazol-3(2H)-one 98%
- Packaging100g
- Price$133
- Updated2026-05-28
- Buy
- Manufactureraablocks
- Product numberAA002VG8
- Product description5-Amino-1H-pyrazol-3(2H)-one 97%
- Packaging500g
- Price$662
- Updated2026-05-28
- Buy
- ManufacturerActivate Scientific
- Product numberAS34074
- Product description3-Amino-1,2-dihydropyrazol-5-one 98%
- Packaging100g
- Price$219
- Updated2026-06-04
- Buy
- ManufacturerActivate Scientific
- Product numberAS34074
- Product description3-Amino-1,2-dihydropyrazol-5-one 98%
- Packaging25g
- Price$73
- Updated2026-06-04
- Buy
- ManufacturerActivate Scientific
- Product numberAS34074
- Product description3-Amino-1,2-dihydropyrazol-5-one 98%
- Packaging5g
- Price$21
- Updated2026-06-04
- Buy
- ManufacturerAK Scientific
- Product numberW5121
- Product description3-Amino-1,2-dihydropyrazol-5-one
- Packaging5g
- Price$27
- Updated2021-12-16
- Buy
- ManufacturerAlichem
- Product number28491523
- Product description5-Amino-1H-pyrazol-3(2H)-one
- Packaging100g
- Price$180
- Updated2021-12-16
- Buy
- ManufacturerAmbeed
- Product numberA246130
- Product description5-Amino-1H-pyrazol-3(2H)-one 98%
- Packaging100g
- Price$168
- Updated2021-12-16
- Buy
- ManufacturerAmbeed
- Product numberA246130
- Product description5-Amino-1H-pyrazol-3(2H)-one 98%
- Packaging25g
- Price$57
- Updated2021-12-16
- Buy
- ManufacturerAmbeed
- Product numberA246130
- Product description5-Amino-1H-pyrazol-3(2H)-one 98%
- Packaging10g
- Price$24
- Updated2021-12-16
- Buy
- ManufacturerAmbeed
- Product numberA246130
- Product description5-Amino-1H-pyrazol-3(2H)-one 98%
- Packaging5g
- Price$15
- Updated2021-12-16
- Buy
- ManufacturerBiosynth
- Product numberFA71996
- Product description5-Amino-1,2-dihydropyrazol-3-one
- Packaging5G
- Price$50
- Updated2021-12-16
- Buy
| Manufacturer | Product number | Product description | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|
| aablocks | AA002VG8 | 5-Amino-1H-pyrazol-3(2H)-one ≥98% | 1g | $10 | 2026-05-28 | Buy |
| aablocks | AA002VG8 | 5-Amino-1H-pyrazol-3(2H)-one 98% | 5g | $11 | 2026-05-28 | Buy |
| aablocks | AA002VG8 | 5-Amino-1H-pyrazol-3(2H)-one 98% | 10g | $19 | 2026-05-28 | Buy |
| aablocks | AA002VG8 | 5-Amino-1H-pyrazol-3(2H)-one 98% | 25g | $45 | 2026-05-28 | Buy |
| aablocks | AA002VG8 | 5-Amino-1H-pyrazol-3(2H)-one 98% | 100g | $133 | 2026-05-28 | Buy |
| aablocks | AA002VG8 | 5-Amino-1H-pyrazol-3(2H)-one 97% | 500g | $662 | 2026-05-28 | Buy |
| Activate Scientific | AS34074 | 3-Amino-1,2-dihydropyrazol-5-one 98% | 100g | $219 | 2026-06-04 | Buy |
| Activate Scientific | AS34074 | 3-Amino-1,2-dihydropyrazol-5-one 98% | 25g | $73 | 2026-06-04 | Buy |
| Activate Scientific | AS34074 | 3-Amino-1,2-dihydropyrazol-5-one 98% | 5g | $21 | 2026-06-04 | Buy |
| AK Scientific | W5121 | 3-Amino-1,2-dihydropyrazol-5-one | 5g | $27 | 2021-12-16 | Buy |
| Alichem | 28491523 | 5-Amino-1H-pyrazol-3(2H)-one | 100g | $180 | 2021-12-16 | Buy |
| Ambeed | A246130 | 5-Amino-1H-pyrazol-3(2H)-one 98% | 100g | $168 | 2021-12-16 | Buy |
| Ambeed | A246130 | 5-Amino-1H-pyrazol-3(2H)-one 98% | 25g | $57 | 2021-12-16 | Buy |
| Ambeed | A246130 | 5-Amino-1H-pyrazol-3(2H)-one 98% | 10g | $24 | 2021-12-16 | Buy |
| Ambeed | A246130 | 5-Amino-1H-pyrazol-3(2H)-one 98% | 5g | $15 | 2021-12-16 | Buy |
| Biosynth | FA71996 | 5-Amino-1,2-dihydropyrazol-3-one | 5G | $50 | 2021-12-16 | Buy |
Properties
Melting point :204℃
Density :1.301
storage temp. :under inert gas (nitrogen or Argon) at 2–8 °C
pka :8.31±0.70(Predicted)
Appearance :Light brown to brown Solid
InChI :InChI=1S/C3H5N3O/c4-2-1-3(7)6-5-2/h1H,(H4,4,5,6,7)
InChIKey :QZBGOTVBHYKUDS-UHFFFAOYSA-N
SMILES :N1C(N)=CC(=O)N1
Density :1.301
storage temp. :under inert gas (nitrogen or Argon) at 2–8 °C
pka :8.31±0.70(Predicted)
Appearance :Light brown to brown Solid
InChI :InChI=1S/C3H5N3O/c4-2-1-3(7)6-5-2/h1H,(H4,4,5,6,7)
InChIKey :QZBGOTVBHYKUDS-UHFFFAOYSA-N
SMILES :N1C(N)=CC(=O)N1
Safety Information
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Description
Related product price
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3H-PYRAZOL-3-ONE, 1,2-DIHYDRO-
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Suppliers and manufacturers
Changzhou Mailekang Pharmaceutical Technology Co., Ltd.
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Acorn PharmaTech Co., Ltd.
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Shanghai T&W Pharmaceutical Co., Ltd.
Shanghai Jian Chao Chemical Technology Co., Ltd.
Shanghai Aladdin Bio-Chem Technology Co.,LTD