1,3-Dimethyl-5-pyrazolone
Purity: ≥98% (HPLC)
CAS: 2749-59-9
Molecular Weight: 112.13
Molecular Formula: C5H8N2O
Melting Point: 116 - 121 °C
Appearance: White to light red to green crystalline powder
1,3-Dimethyl-5-pyrazolone Introduction
1,3-Dimethyl-5-pyrazolone, as an organic chemical intermediate, is an important component of pesticide intermediates. It is specifically used for the synthesis of the pesticide acaricide zolmitriate and the herbicide pyrazotin.
1,3-methyl-5-pyrazolineone used for manufacturing acid yellow, medium orange, medium red, acid orange, direct orange, direct yellow, Iraloxine Red B, Permanent Orange G, Leather Spray Red G, etc.; in the pharmaceutical industry, it is used in the production of analgin and antipyrine; it can also be used as a pesticide intermediate.
SPEC.
| Product Name | 1,3-Dimethyl-5-pyrazolone / 2,4-Dihydro-2,5-dimethyl-3H-pyrazol-3-one |
| CAS Number | 2749-59-9 |
| Molecular Formula | C5H5N2O |
| Molecular weight | 112.13 |
| Appearance | White to light red to green crystalline powder |
| Solubility | Degree of solubility in water 1,500 g/l 27°C.Completelysoluble in water |
| Melting Point | 116-121°C |
| Infrared Spectrum | Conforms to structure |
| Assay by titration | ≥98% |
| Purity by HPLC | ≥98% |
| Contact us | info@sostherbusa.com |

Application
1,3-Dimethyl-5-pyrazolone is a pyrazolone derivative that is recognized for its effectiveness in organic synthesis, especially in the preparation of dyes and drugs. This versatile compound has been widely used in many industries due to its unique chemical properties - it can improve product performance when added to formulations as a stabilizer; it is also valuable in the synthesis of bioactive compounds as an important intermediate, making it extremely valuable in medicinal chemistry and drug development.
Researchers also recognize the role of this compound in analytical chemistry: it is used in photometric determination of metal ions, demonstrating its value in environmental monitoring and quality control processes. Its good solubility and stability under various conditions further enhance its appeal in laboratory and industrial scenarios. Due to its wide range of uses, 1,3-dimethyl-5-pyrazolone has become an important choice for professionals looking for reliable and efficient formulation solutions.
where can i buy 1,3-Dimethyl-5-pyrazolone?
Sost Biotech is a reliable factory of raw materials and intermediates.If you need to purchase 1,3-Dimethyl-5-Pyrazolone, please contact us. We will provide you with excellent service.

Why Choose Sost?
From selection of raw material, extraction to finished products, we produce standardized plant extract strictly complied with GMP standard, HACCP, EU USDA organic, ISO, SC, SGS requested.Complied with Kosher, Halal,FDA registration.
We offer competitively priced products that have third-party inspection reports to ensure they are safe to use worldwide. If you are not satisfied with what you have received, we can provide hassle-free returns and exchanges.
SOST has more than 300 products as our safety stock, free sample can be sent immediately.
Where To Buy?
Just send email to info@sostherbusa.com, or submit your requirement in bottom form, we are of service at any time!
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