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   ChemNet > CAS > 108-26-9 3-Methyl-5-Pyrazolone

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108-26-9 3-Methyl-5-Pyrazolone

product Name 3-Methyl-5-Pyrazolone
CAS No 108-26-9;132712-71-1
Synonyms 3-Methyl-2-pyrazolin-5-one; 3-methyl pyrazole-5-one; 5-methyl-2,4-dihydro-3H-pyrazol-3-one; 5-methyl-1,2-dihydro-3H-pyrazol-3-one; 3-Methyl-1H-pyrazol-5-ol
Molecular Formula C4H6N2O
Molecular Weight 98.1032
InChI InChI=1/C4H6N2O/c1-3-2-4(7)6-5-3/h2H,1H3,(H2,5,6,7)
EINECS 203-565-3
Molecular Structure 108-26-9;132712-71-1 3-Methyl-5-Pyrazolone
Density 1.107g/cm3
Melting point 220-224℃
Boiling point 309.7°C at 760 mmHg
Refractive index 1.475
Flash point 141.1°C
Vapour Pressur 0.000345mmHg at 25°C
Safety Description S24/25:;

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Specifications 99% min
Packing 25kg 50kg drum or bag
Description What is the chemical of 3-Methyl-5-Pyrazolone ? Appearance: Off white crystalline to light yellow or light brwon powder ; Assay: 99% min by HPLC ; IR Identity: conform to standard ; HNMR£º conform to standard ; carbon spectrum: conform to standard ; Water by K. F.:0.5% max or as per the customer¡¯s request ; Loss on drying:0.5% max. or as per the customer¡¯s request ; Melting point: 220-224 ¡ãC; ======================================================================= It has a wide range of applications, mainly as an intermediate in organic synthesis, including: The synthesis of chemical reagents and fine chemicals. Pharmaceutical intermediates and material intermediates are used for the development of drugs and functional materials. In analytical chemistry, compounds similar to pyrazolone are often used as chromogenic agents (such as for detecting aldehydes, ketones, etc.) =========================================================== Industrial synthesis route Paraxylene is mainly pro...
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