ChemicalBook >?? ???? >1-??????-3,5-??????

1-??????-3,5-??????

1-??????-3,5-?????? ??? ???

?? ??:: 36140-83-7

???:: 1-??????-3,5-??????

???(??):: 1-??????-3,5-??????

???:: 1-CYANOACETYL-3,5-DIMETHYLPYRAZOLE

???(??):: 3-(3,5-DIMETHYL-1H-PYRAZOL-1-YL)-3-OXOPROPANENITRILE;AKOS BBS-00006743;1-CYANOACETYL-3,5-DIMETHYLPYRAZOLE;1-Cyanoacetyl-3,5-dimethyl-1H-pyrazole;1-Cyanoacetyl-3,5-Dimethylpyrazole,>98%;1-Cyanoacetyl-3,5-dimethyl-1H-pyrazole, 97%;3-(3,5-dimethyl-1-pyrazolyl)-3-oxopropanenitrile;3-(3,5-dimethylpyrazol-1-yl)-3-oxopropanenitrile;1H-Pyrazole-1-propanenitrile,3,5-dimethyl-b-oxo-;1H-Pyrazole-1-propanenitrile, 3,5-dimethyl-β-oxo-

CBNumber:: CB8229124

???:: C8H9N3O

??? ??:: 163.18

MOL ??:: 36140-83-7.mol

?? ?? 106

1-??????-3,5-?????? ??

???: 116-119°C

?? ?: 331.4±44.0 °C(Predicted)

??: 1.16±0.1 g/cm3(Predicted)

?? ??: 2-8°C, stored under nitrogen

?? ?? (pKa): 5.37±0.10(Predicted)

??: White to off-white Solid

??: Hygroscopic

BRN: 6286

InChI: InChI=1S/C8H9N3O/c1-6-5-7(2)11(10-6)8(12)3-4-9/h5H,3H2,1-2H3

InChIKey: DDWZYWSLHBDVGR-UHFFFAOYSA-N

SMILES: C(N1N=C(C)C=C1C)(=O)CC#N

?? ? ?? ??
?? ? ???? ?? (GHS)

?????	22-24/25

????(GHS):

?? ?:

Warning

??·?? ??:

??	??·?? ??	?? ??	??	?? ?	?? ??	P- ??
H302	??? ???	?? ?? ?? - ??	?? 4	??		P264, P270, P301+P312, P330, P501

??????:

P264	?? ??? ?? ??? ????.
P264	?? ??? ?? ??? ????.
P270	? ??? ??? ??? ???, ???? ???? ???.
P330	?? ?????.

NFPA 704

	1
2		1

1-??????-3,5-?????? C??? ??, ??, ??

??

1-Cyanoacetyl-3,5-dimethyl-1H-pyrazole is used in pharma industry.

Synthesis

Treatment of cyanoacetic acid hydrazide (2) in water containing a catalytic amount of conc. HCl with acetyl acetone at room temperature afforded 1-cyanoacetyl-3, 5-dimethyl pyrazole 5^[1].
Synthesis of 1-CYANOACETYL-3,5-DIMETHYLPYRAZOLE

1-??????-3,5-?????? ?? ?? ? ???

???

Cyanoacetohydrazide ?? ???? 2,4-???? 3,5-??????

?? ??

2-???-N-[4-(????????)??]?????? 2-???-N-(4-{[(3,4-???????-5-?)???]???}??)?????? N-(4-?????)-2-????????? 2-???-N-(2,4-??????)?????? 2-cyano-N-(5-ethyl-1,3,4-thiadiazol-2-yl)acetamide

1-??????-3,5-?????? ?? ??

???( 106)?? ??

???	??	???	??	?? ?	??
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1-??????-3,5-?????? ?? ??:

3,5-?????? 2-[(E)-2-(3,5-DICHLOROPHENYL)HYDRAZONO]-3-(3,5-DIMETHYL-1H-PYRAZOL-1-YL)-3-OXOPROPANENITRILE 3-(4-ETHYL-3,5-DIMETHYL-1H-PYRAZOL-1-YL)-3-OXOPROPANENITRILE (Z)-3-(DIMETHYLAMINO)-2-[(4-ETHYL-3,5-DIMETHYL-1H-PYRAZOL-1-YL)CARBONYL]-2-PROPENENITRILE 1-CYANOACETYL-3,5-DIMETHYLPYRAZOLE 2-[(E)-2-(2-BROMOPHENYL)HYDRAZONO]-3-(3,5-DIMETHYL-1H-PYRAZOL-1-YL)-3-OXOPROPANENITRILE (E)-3-(DIMETHYLAMINO)-2-[(3,4,5-TRIMETHYL-1H-PYRAZOL-1-YL)CARBONYL]-2-PROPENENITRILE 3-(3,5-DIMETHYL-1H-PYRAZOL-1-YL)-2-[(Z)-2-(2-NITROPHENYL)HYDRAZONO]-3-OXOPROPANENITRILE 3-(3,5-DIMETHYL-4-PROPYL-1H-PYRAZOL-1-YL)-2-[(E)-2-(2-NITROPHENYL)HYDRAZONO]-3-OXOPROPANENITRILE 2-[(E)-2-(2-NITROPHENYL)HYDRAZONO]-3-OXO-3-(3,4,5-TRIMETHYL-1H-PYRAZOL-1-YL)PROPANENITRILE 3-(3,5-DIMETHYL-4-PROPYL-1H-PYRAZOL-1-YL)-3-OXOPROPANENITRILE 3-(DIMETHYLAMINO)-2-[(3,5-DIMETHYL-1H-PYRAZOL-1-YL)CARBONYL]ACRYLONITRILE

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