5-Nitro-1H-pyrazole (CAS 26621-44-3) — formula C3H3N3O2, molecular weight 113.08; category organic chemicals.
5-Nitro-1H-pyrazole (CAS 26621-44-3) is a chemical raw material in the organic chemicals category. Its molecular formula C3H3N3O2 comprises 3 C, 3 H, 3 N, 2 O atoms. Its molecular weight is about 113.08. Reported physicochemical data: LogP about 0.4. As a sourcing and distribution partner we help locate and compare this item across domestic and cross-border channels, arranging samples and batch orders with full COA and compliance files.
| CAS Number | 26621-44-3 |
|---|---|
| Molecular Formula | C3H3N3O2 |
| Molecular Weight | 113.08 |
| LogP | 0.4 |
| Category | Organic Chemicals |
5-Nitro-1H-pyrazole is a carbon-based organic compound with CAS registry number 26621-44-3 and molecular formula C3H3N3O2 (molecular weight 113.08), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 26621-44-3
Its molecular formula C3H3N3O2 comprises 3 C, 3 H, 3 N, 2 O atoms.
Also known as: 5-Nitro-1H-pyrazole · 5-硝基-1H-吡唑
Category: organic chemicals
The CAS registry number of 5-Nitro-1H-pyrazole is 26621-44-3.
Molecular formula C3H3N3O2, molecular weight 113.08.
It is also registered under: 5-Nitro-1H-pyrazole, 5-硝基-1H-吡唑.
Category: Organic Chemicals.
Packaging is agreed per order, from lab-scale packs to bulk, and confirmed with each order rather than fixed on the page. A Certificate of Analysis (COA) ships with every batch and MSDS is available; where the end use carries a regulatory limit (food contact, pharmaceutical or cosmetic), state the standard at enquiry and the grade is set against it.
Independent reference data for 5-Nitro-1H-pyrazole (CAS 26621-44-3), compiled from public chemistry databases.
| CAS Registry Number | 26621-44-3 |
|---|---|
| PubChem CID | 123419 |
| Molecular formula | C3H3N3O2 |
| IUPAC name | 5-nitro-1H-pyrazole |
| UNII (FDA) | SCHEMBL938 |
| Molecular Weight | 113.08 |
|---|---|
| XLogP3 | 0.4 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 0 |
| Exact Mass | 113.022526347 |
| Monoisotopic Mass | 113.022526347 |
| Topological Polar Surface Area | 74.5 |
| Heavy Atom Count | 8 |
26621-44-3; 3-Nitropyrazole; Djw-94; DTXSID20181168; RefChem:504509; DTXCID30103659; 3-Nitro-1H-pyrazole; 5-nitro-1H-pyrazole; 1H-Pyrazole, 3-nitro-; nitropyrazole; Djw 94; MFCD00159621; Pyrazole, 3-nitro-; MFCD00238787; 3-nitro-2H-pyrazole; 5-NITRO-1H-PYRAZOL
| Reported hazard statements | H302 (94.3%), H315 (20.8%), H318 (81.1%), H319 (18.9%), H335 (18.9%) |
|---|
H302 (94.3%): Harmful if swallowed [Warning Acute toxicity, oral]
H315 (20.8%): Causes skin irritation [Warning Skin corrosion/irritation]
5-Nitro-1H-pyrazole · CAS 26621-44-3 · C3H3N3O2. UNII SCHEMBL938.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 5-硝基-1H-吡唑