4,4′-Methylenediantipyrine
4,4′-Methylenediantipyrine (CAS: 1251-85-0) is a heterocyclic organic compound with the empirical formula C23H24N4O2 ·H2O and a molecular weight of 406.48 g/mol. This compound serves as a valuable building block in chemical synthesis. Its structure, derived from pyrazoles, makes it suitable for various research and development applications within organic chemistry and materials science.
- IUPAC
- Diantipyrylmethane,Trichachnine monohydrate
- Synonyms
- Diantipyrylmethane,Trichachnine monohydrate

Chemical Synthesis Intermediate
4,4′-Methylenediantipyrine is utilised as a key intermediate in the synthesis of more complex organic molecules. Its reactive sites allow for diverse chemical transformations, making it a versatile component in multi-step synthetic routes.
Heterocyclic Chemistry Research
As a pyrazole derivative, this compound is employed in research focused on heterocyclic chemistry. It can be used to explore new chemical entities and study structure-activity relationships in novel compounds.
Building Block for Novel Materials
The unique structural features of 4,4′-Methylenediantipyrine lend themselves to its use as a building block in the development of new materials with specific properties, potentially in areas like organic electronics or coordination chemistry.
| Molecular weight | 406.48 |
|---|---|
| Empirical formula | C23H24N4O2 ·H2O |
| Assay | 97% |
| Melting point | 156 °C (dec.)(lit.) |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 4,4′-Methylenediantipyrine used for?
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4,4′-Methylenediantipyrine is used as a building block in chemical synthesis and for research in heterocyclic chemistry.
What is the CAS number and formula for 4,4′-Methylenediantipyrine?
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The CAS number is 1251-85-0, and the empirical formula is C23H24N4O2 ·H2O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4,4′-Methylenediantipyrine with an assay of 97%. This product is not represented as USP, BP, or EP grade.
How should 4,4′-Methylenediantipyrine be handled?
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Handle with appropriate personal protective equipment, including eyeshields, gloves, and a type N95 (US) or type P1 (EN143) respirator filter, as indicated by its safety data. The compound has a GHS hazard classification of WGK 2.
Is 4,4′-Methylenediantipyrine a controlled substance?
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The provided data does not indicate that 4,4′-Methylenediantipyrine is a controlled substance.
How is this chemical packed and shipped?
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Tech Serve Solutions offers this chemical for packing, shipping, and export, adhering to relevant regulations for chemical transport.
How can I request a sample or quote?
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Please contact Tech Serve Solutions directly to request a sample or a quotation for 4,4′-Methylenediantipyrine.
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