Product_Name:	3-Methyl-3-pyrazolin-5-one
Bolling_Point:	N/A
MF:	C4H6N2O
Symbol:	GHS07
Melting_Point:	223-225 °C(lit.)
CAS:	4344-87-0
Density:	1.3±0.1 g/cm3
FW:	98.103
Flash_Point:	N/A

MF:	C4H6N2O
Exact_Mass:	98.048012
More_Info:	['1 . Appearance 不确定 ', '2 . Density（g/mL,25℃）不确定 ', '3 . Relative vapor density（g/mL,Atmosphere =1）不确定 ', '4 . Melting point（ºC）223-225 ', '5 . Boiling point（ºC）不确定 ', '6 . Boiling point（ºC, 053kpa）不确定 ', '7 . Refractive index不确定 ', '8 . Flash point（℃）不确定 ', '9 . Specific rotation（º, C=1, Ethanol ）不确定 ', '10 . Spontaneous ignition point or ignition temperature（ºC）不确定 ', '11 . Vapor pressure（kPa,25ºC）不确定 ', '12 . Saturated vapor pressure（kPa,60ºC）不确定 ', '13 . Combustion heat（KJ/mol）不确定 ', '14 . Critical temperature（ºC）不确定 ', '15 . Critical pressure（KPa）不确定 ', '16 . Oil-water（Octanol /Water ）Logarithmic Value of Distribution Coefficient 不确定 ', '17 . Upper limit of explosion（%,V/V）不确定 ', '18 . Lower limit of explosion（%,V/V）不确定 ', '19 . Solubility 不确定']
Melting_Point:	223-225 °C(lit.)
PSA:	48.65000
Refractive_Index:	1.599
Density:	1.3±0.1 g/cm3
Molecular_Structure:	['1 . Molar refractive index 2496 ', '2 . Molar volume （m3/mol）885 ', '3 . Parachor （902K）2060 ', '4 . Surface tension 293 ', '5 . Polarizability （10 -24cm 3）989']
Computational_Chemistry:	['1. XlogP :01 ', '2. Hydrogen Bond Donor Count :2 ', '3. Hydrogen Bond Acceptor Count :2 ', '4. Rotatable Bond Count :0 ', '5. Isotope Atom Count :5 ', '6. TPSA 411 ', '7. Heavy Atom Count :7 ', '8. Topological Polar Surface Area :0 ', '9. Complexity :128 ', '10. Isotope Atom Count :0 ', '11. Defined Atom Stereocenter Count :0 ', '12. Undefined Atom Stereocenter Count :0 ', '13. Defined Bond Stereocenter Count :0 ', '14. Undefined Bond Stereocenter Count :0 ', '15. Covalently-Bonded Unit Count :1']
FW:	98.103
LogP:	-1.08

Risk_Statements(EU):	R36/37/38
Personal_Protective_Equipment:	dust mask type N95 (US);Eyeshields;Gloves
Safety_Statements:	H315-H319-H335
HS_Code:	2933199090
WGK_Germany:	3
Warning_Statement:	P261-P305 + P351 + P338
RIDADR:	NONH for all modes of transport
Symbol:	GHS07
Hazard_Codes:	Xi: Irritant;