Cas no 137-45-1 (3H-pyrazol-3-one)
3H-pyrazol-3-one structure
Product Name:3H-pyrazol-3-one
CAS No:137-45-1
MF:C3H4N2O
MW:84.07666015625
MDL:MFCD00629300
CID:159854
PubChem ID:351317
Update Time:2025-09-18
3H-pyrazol-3-one Chemical and Physical Properties
Names and Identifiers
-
- 1H-Pyrazol-3(2H)-one
- 1,2-DIHYDRO-3H-PYRAZOL-3-ONE
- 3H-Pyrazol-3-one,1,2-dihydro-
- NSC 520837
- 3-Pyrazolone
- Pyrazol-3-ol
- Pyrazol-5-ol
- 1H-Pyrazol-3-one
- 3H-pyrazol-3-one
- 4-Pyrazolin-3-one
- 3-Hydroxypyrazole
- 1,2-dihydropyrazol-3-on
- 1,2-dihydropyrazol-3-one
- 1H-Pyrazol-3-ol
- 1H-Pyrazol-5-ol
- 2H-Pyrazol-3-ol
- Pyrazolinone
- 5-Hydroxy-pyrazole
- 5-hydroxypyrazole
- 3H-Pyrazol-3-one, 1,2-dihydro-
- Hydroxypyrazole
- pyrazole-3-ol
- 1h-pyrazole-3-ol
- NSC520837
- 3-Pyrazolin-5-one
- Pyrazolone, dihydro-
- PubChem23624
- PubChem23482
- 3-hydroxy-1H-pyrazole
- 5-Hydroxy-1H-pyrazole
- 1H-Pyrazolol (9CI)
- 1H-Pyrazol-3(2
- CHEMBL4227850
- 2,3-dihydro-1H-pyrazol-3-one
- F17284
- MFCD20527386
- 1,2-dihydro-pyrazol-3-one
- 60456-92-0
- AMY4993
- AMY11929
- MFCD00629300
- FT-0719879
- s10713
- 137-45-1
- J-504719
- SY022755
- 60456-93-1
- F30274
- EN300-96644
- pyrazoline-5-one
- NSC-520837
- DTXSID90929655
- XBYRMPXUBGMOJC-UHFFFAOYSA-N
- AKOS004910360
- AS-5517
- 3H-Pyrazol-3-one,2-dihydro-
- AKOS015854124
- SS-4955
- D5840
- CS-W004179
- U35JHQ8347
- AKOS006271398
- Z1198154338
- A868975
- NS00056330
- pyrazole, 2,3-dihydro-3-oxo-
- DA-16737
- DB-261133
-
- MDL： MFCD00629300
- Inchi： 1S/C3H4N2O/c6-3-1-2-4-5-3/h1-2H,(H2,4,5,6)
- InChI Key： XBYRMPXUBGMOJC-UHFFFAOYSA-N
- SMILES： O=C1C=CNN1
Computed Properties
- Exact Mass: 84.03240
- Monoisotopic Mass: 84.032362755 g/mol
- Isotope Atom Count: 0
- Hydrogen Bond Donor Count: 2
- Hydrogen Bond Acceptor Count: 2
- Heavy Atom Count: 6
- Rotatable Bond Count: 0
- Complexity: 97
- Covalently-Bonded Unit Count: 1
- Defined Atom Stereocenter Count: 0
- Undefined Atom Stereocenter Count : 0
- Defined Bond Stereocenter Count: 0
- Undefined Bond Stereocenter Count: 0
- Surface Charge: 0
- Tautomer Count: 5
- XLogP3: -0.3
- Topological Polar Surface Area: 41.1
- Molecular Weight: 84.08
Experimental Properties
- Boiling Point: 326.1°C at 760 mmHg
- PSA: 48.65000
- LogP: -0.29700
3H-pyrazol-3-one Security Information
- Hazard Statement： H302-H315-H319-H332-H335
- Storage Condition：Sealed in dry,2-8°C
3H-pyrazol-3-one Pricemore >>
| Related Categories | No. | Product Name | Cas No. | Purity | Specification | Price | update time | Inquiry |
|---|---|---|---|---|---|---|---|---|
| SHANG HAI XIAN DING Biotechnology Co., Ltd. | B-HT512-1g |
3H-pyrazol-3-one |
137-45-1 | 98% | 1g |
161CNY | 2021-05-08 | |
| SHANG HAI XIAN DING Biotechnology Co., Ltd. | B-HT512-200mg |
3H-pyrazol-3-one |
137-45-1 | 98% | 200mg |
57CNY | 2021-05-08 | |
| SHANG HAI XIAN DING Biotechnology Co., Ltd. | B-HT512-5g |
3H-pyrazol-3-one |
137-45-1 | 98% | 5g |
505CNY | 2021-05-08 | |
| SHANG HAI XIAN DING Biotechnology Co., Ltd. | B-HT512-25g |
3H-pyrazol-3-one |
137-45-1 | 98% | 25g |
2260CNY | 2021-05-08 | |
| Apollo Scientific | OR300636-1g |
5-Hydroxy-1H-pyrazole |
137-45-1 | 97% | 1g |
￡15.00 | 2025-02-19 | |
| Apollo Scientific | OR300636-5g |
5-Hydroxy-1H-pyrazole |
137-45-1 | 97% | 5g |
￡24.00 | 2025-02-19 | |
| Chemenu | CM120445-5g |
1,2-Dihydro-3H-pyrazol-3-one |
137-45-1 | 95+% | 5g |
$60 | 2021-08-06 | |
| Chemenu | CM120445-10g |
1,2-Dihydro-3H-pyrazol-3-one |
137-45-1 | 95+% | 10g |
$127 | 2021-08-06 | |
| Chemenu | CM120445-25g |
1,2-Dihydro-3H-pyrazol-3-one |
137-45-1 | 95+% | 25g |
$291 | 2021-08-06 | |
| Chemenu | CM120445-100g |
1,2-Dihydro-3H-pyrazol-3-one |
137-45-1 | 95+% | 100g |
$954 | 2021-08-06 |
3H-pyrazol-3-one Related Literature
-
Reza Kordnezhadian,Mohsen Shekouhy,Somaye Karimian,Zohreh Tavaf,Saeed Malek-Hosseini,Mohammad Bagher Shahsavani,Zahra Amirghofran,Reza Yousefi,Ali Khalafi-Nezhad New J. Chem. 2020 44 16995
-
Monireh Zarghani,Batool Akhlaghinia RSC Adv. 2015 5 87769
-
Mohammad Ali Zolfigol,Roya Ayazi-Nasrabadi,Saeed Baghery RSC Adv. 2015 5 71942
-
Javad Safaei-Ghomi,Bahareh Khojastehbakht-Koopaei,Hossein Shahbazi-Alavi RSC Adv. 2014 4 46106
-
Ardeshir Khazaei,Mohammad Ali Zolfigol,Ahmad Reza Moosavi-Zare,Zhila Asgari,Mohsen Shekouhy,Abdolkarim Zare,Alireza Hasaninejad RSC Adv. 2012 2 8010
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