Picrolonic Acid (CAS 550-74-3) — formula C10H8N4O5, molecular weight 264.19; category organic chemicals.
Picrolonic Acid (CAS 550-74-3) is a chemical raw material in the organic chemicals category. Its molecular formula C10H8N4O5 comprises 10 C, 8 H, 4 N, 5 O atoms. Its molecular weight is about 264.19. Reported physicochemical data: LogP about 1.2. 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 | 550-74-3 |
|---|---|
| Molecular Formula | C10H8N4O5 |
| Molecular Weight | 264.19 |
| LogP | 1.2 |
| Applications | reagent (for alkaloids, tryptophan, and phenylalanine) and to detect calcium, 3H-Pyrazol-3-one, 4-dihydro-5-methyl-4-nitro-2-(4-nitrophenyl)-: ACTIVE |
| Category | Organic Chemicals |
Documented applications: reagent (for alkaloids, tryptophan, and phenylalanine) and to detect calcium, 3H-Pyrazol-3-one, 4-dihydro-5-methyl-4-nitro-2-(4-nitrophenyl)-: ACTIVE.
Picrolonic Acid is a carbon-based organic compound with CAS registry number 550-74-3 and molecular formula C10H8N4O5 (molecular weight 264.19), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 550-74-3
Its molecular formula C10H8N4O5 comprises 10 C, 8 H, 4 N, 5 O atoms.
Also known as: Picrolonic Acid · 吡咯酸
Category: organic chemicals
The CAS registry number of Picrolonic Acid is 550-74-3.
Molecular formula C10H8N4O5, molecular weight 264.19.
It is also registered under: Picrolonic Acid, 吡咯酸.
Recorded applications: reagent (for alkaloids, tryptophan, and phenylalanine) and to detect calcium, 3H-Pyrazol-3-one, 4-dihydro-5-methyl-4-nitro-2-(4-nitrophenyl)-: ACTIVE.
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 Picrolonic Acid (CAS 550-74-3), compiled from public chemistry databases.
| CAS Registry Number | 550-74-3 |
|---|---|
| PubChem CID | 68369 |
| Molecular formula | C10H8N4O5 |
| IUPAC name | 5-methyl-4-nitro-2-(4-nitrophenyl)-4H-pyrazol-3-one |
| UNII (FDA) | AW40R29U5B |
| Molecular Weight | 264.19 |
|---|---|
| XLogP3 | 1.2 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 6 |
| Rotatable Bond Count | 1 |
| Exact Mass | 264.04946937 |
| Monoisotopic Mass | 264.04946937 |
| Topological Polar Surface Area | 124 |
| Heavy Atom Count | 19 |
Picrolonic acid; 550-74-3; 3H-Pyrazol-3-one, 2,4-dihydro-5-methyl-4-nitro-2-(4-nitrophenyl)-; AW40R29U5B; DTXSID50862175; NSC-5049; RefChem:174192; 3-Methyl-4-nitro-1-(4-nitrophenyl)-5-pyrazolone; DTXCID90810978; 208-986-6; 3-Methyl-4-nitro-1-(4-nitrophenyl)-1H-pyrazol-5(4H)-one; 5-methyl-4-nitro-2-(4-nitrophenyl)-4H-pyrazol-3-one; 3-Methyl-4-nitro-1-(p-nitrophenyl)-2-pyrazolin-5-one; 3-methyl-4-nitro-1-(4-nitrophenyl)-4,5-dihydro-1H-pyrazol-5-one; NSC5049; 2-Pyrazolin-5-one, 3-methyl-4-nitro-1-(p-nitrophenyl)-
| Reported hazard statements | H315 (100%), H319 (100%), H335 (97.8%) |
|---|
H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
Picrolonic Acid · CAS 550-74-3 · C10H8N4O5. UNII AW40R29U5B.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 吡咯酸