ChemicalBook >> CAS DataBase List >>2,3-dimethyl-4-nitroso-1-phenyl-3-pyrazolin-5-one
2,3-dimethyl-4-nitroso-1-phenyl-3-pyrazolin-5-one
- CAS No.
- 885-11-0
- Chemical Name:
- 2,3-dimethyl-4-nitroso-1-phenyl-3-pyrazolin-5-one
- Synonyms
- Nitrosoantipyrine;4-nitrosoantipyrine;Antipyrine Impurity 3;1,5-dimethyl-4-nitroso-2-phenylpyrazol-3-one;1,5-dimethyl-4-nitroso-2-phenyl-pyrazol-3-one;2,3-dimethyl-4-nitroso-1-phenyl-3-pyrazolin-5-one;1,5-dimethyl-4-nitroso-2-phenyl-1H-pyrazol-3(2H)-one;1,2-Dihydro-1,5-dimethyl-4-nitroso-2-phenyl-3H-pyrazol-3-one;1,2-Dihydro-1,5-dimethyl-4-nitroso-2-phenyl-3H-pyrazole-3-one;3H-Pyrazol-3-one, 1,2-dihydro-1,5-dimethyl-4-nitroso-2-phenyl-
- CBNumber:
- CB0919294
- Molecular Formula:
- C11H11N3O2
- Molecular Weight:
- 217.22
- MDL Number:
- MOL File:
- 885-11-0.mol
Last updated:2026-05-27 22:59:23
| Melting point | >168°C (dec.) |
|---|---|
| storage temp. | Amber Vial, -20°C Freezer, Under inert atmosphere |
| solubility | Chloroform (Slightly), Methanol (Slightly) |
| form | Solid |
| color | Blue Green to Emerald Green |
| Stability | Light Sensitive |
| InChI | InChI=1S/C11H11N3O2/c1-8-10(12-16)11(15)14(13(8)2)9-6-4-3-5-7-9/h3-7H,1-2H3 |
| InChIKey | IEODZSWSXNQPQL-UHFFFAOYSA-N |
| SMILES | N1(C)C(C)=C(N=O)C(=O)N1C1=CC=CC=C1 |
| FDA UNII | 6E87K64L4I |
SAFETY
Risk and Safety Statements
| Symbol(GHS) |  GHS07 |
|---|---|
| Signal word | Warning |
| Hazard statements | H319-H315-H335 |
| Precautionary statements | P264-P280-P302+P352-P321-P332+P313-P362-P264-P280-P305+P351+P338-P337+P313P |
2,3-dimethyl-4-nitroso-1-phenyl-3-pyrazolin-5-one price
| Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|---|
| TRC | TRC-N491955-50MG | Nitrosoantipyrine | 885-11-0 | 50mg | $188 | 2026-06-03 | Buy |
| TRC | TRC-N491955-500MG | Nitrosoantipyrine | 885-11-0 | 500mg | $1340 | 2026-06-03 | Buy |
| Biosynth | AAA88511 | Nitrosoantipyrine | 885-11-0 | 500mg | $1050 | 2026-06-04 | Buy |
| aablocks | AA008A58 | 1,2-Dihydro-1,5-dimethyl-4-nitroso-2-phenyl-3H-pyrazol-3-one 95% | 885-11-0 | 100mg | $992 | 2026-05-28 | Buy |
| TRC | N491955 | Nitrosoantipyrine | 885-11-0 | 50mg | $130 | 2021-12-16 | Buy |
2,3-dimethyl-4-nitroso-1-phenyl-3-pyrazolin-5-one Preparation Products And Raw materials
2,3-dimethyl-4-nitroso-1-phenyl-3-pyrazolin-5-one Suppliers
Global( 32)Suppliers
| Supplier | Tel | Country | ProdList | Advantage | |
|---|---|---|---|---|---|
| Guangzhou Langou Biotech Co., Ltd. | 15876533741 | 2201851245@qq.com | China | 468 | 58 |
| J & K SCIENTIFIC LTD. | 18210857532 18210857532 | jkinfo@jkchemical.com | China | 96815 | 76 |
| Chemsky（shanghai）International Co.,Ltd. | 021-50135380 | shchemsky@sina.com | China | 32273 | 50 |
| Shanghai TaoSu Biochemical Technology Co., Ltd. | 021-33632979 | info@tsbiochem.com | China | 8039 | 58 |
| Shanghai Kewel Chemical Co., Ltd. | 021-64609169 18901607656 | greensnown@163.com | China | 9883 | 50 |
| MQ (shanghai) Pharmaceuticals Co., Ltd. | 13761635123 | sales@linyuepharm.com | China | 5731 | 55 |
| Shenzhen Polymeri Biochemical Technology Co., Ltd. | +86-400-002-6226 | sales@rrkchem.com | China | 57336 | 58 |
| Shenzhen Botel Biotechnology Co. Ltd. | 13316949107 13316968096 | 1979313431@qq.com | China | 9618 | 58 |
| TOSUN PHARM | 020-66392521-118 18922260391 | 3004261881@qq.com | China | 7994 | 58 |
| Energy Chemical | 021-58432009 400-005-6266 | marketing@energy-chemical.com | China | 44871 | 58 |
4-nitrosoantipyrine
1,2-Dihydro-1,5-dimethyl-4-nitroso-2-phenyl-3H-pyrazol-3-one
2,3-dimethyl-4-nitroso-1-phenyl-3-pyrazolin-5-one
1,2-Dihydro-1,5-dimethyl-4-nitroso-2-phenyl-3H-pyrazole-3-one
1,5-dimethyl-4-nitroso-2-phenyl-pyrazol-3-one
1,5-dimethyl-4-nitroso-2-phenylpyrazol-3-one
Nitrosoantipyrine
3H-Pyrazol-3-one, 1,2-dihydro-1,5-dimethyl-4-nitroso-2-phenyl-
Antipyrine Impurity 3
1,5-dimethyl-4-nitroso-2-phenyl-1H-pyrazol-3(2H)-one
885-11-0
Aromatics, Heterocycles, Isotope Labelled Compounds, Pharmaceuticals, Intermediates & Fine Chemicals
