CAS No.4702-90-3,Solvent Yellow 93 Suppliers

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Basic Information

Molecular Structure:
CAS No.:	4702-90-3
Name:	Solvent Yellow 93
Article Data:	19

Formula:	C₂₁H₁₈N₄O₂
Molecular Weight:	358.4
Synonyms:	2-Pyrazolin-5-one,4,4'-methylidynebis[3-methyl-1-phenyl- (6CI,7CI,8CI);3H-Pyrazol-3-one, 4-((1,5-dihydro-3-methyl-5-oxo-1-phenyl-4H-pyrazol-4-ylidene)methyl)-2,4-dihydr o-5-methyl-2-phenyl-;C.I. SolventYellow 93;Diaresin Yellow L 3G;Kayaset Yellow GN;Macrolex Yellow 3G;OplasYellow 140;Plast Yellow 8000;Sandoplast Yellow 3G;
EINECS:	225-184-1
Density:	1.27 g/cm³
Melting Point:	180 °C
Boiling Point:	556.2 °C at 760 mmHg
Flash Point:	290.2 °C
Solubility:	4.7μg/L at 23℃
Appearance:	COA
PSA:	65.34000
LogP:	2.37560

Synthetic route

: 1188497-81-5
6-[allyl(methyl)amino]-1,3-dimethyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidine-5-carbaldehyde

: 89-25-8
edaravone

A: 105459-37-8
1,3-dimethyl-6-N,N-(allylmethyl)aminouracil

B: 4702-90-3
1-phenyl-3-methyl-4-(1-phenyl-3-methyl-5-oxo-4-pyrazolylidene)methylene-5-pyrazolone

Conditions

Conditions	Yield
With N-ethyl-N,N-diisopropylamine In ethanol for 2.5h; Reflux;	A 80% B n/a

...Expand

: 139958-85-3
6-hydroxy-1,3-dimethyl-2,4-dioxo-1,2,3,4-tetrahydro-pyrimidine-5-carbaldehyde

: 89-25-8
edaravone

A: 4702-90-3
1-phenyl-3-methyl-4-(1-phenyl-3-methyl-5-oxo-4-pyrazolylidene)methylene-5-pyrazolone

B: 41949-07-9
6-hydroxy-1,3-dimethyluracil

Conditions

Conditions	Yield
With piperidine In ethanol at 20℃; for 0.5h;	A 80% B 80%

...Expand

: 89-25-8
edaravone

: 193696-10-5
1,3-Dimethyl-2,4-dioxo-6-pyrrolidin-1-yl-1,2,3,4-tetrahydro-pyrimidine-5-carbaldehyde

A: 74151-85-2
N,N-dimethyl-6-pyrrolidino uracil

B: 4702-90-3
1-phenyl-3-methyl-4-(1-phenyl-3-methyl-5-oxo-4-pyrazolylidene)methylene-5-pyrazolone

Conditions

Conditions	Yield
With N-ethyl-N,N-diisopropylamine In ethanol for 2.5h; Reflux;	A 80% B n/a

...Expand

: 114143-07-6
6-(Allyl-phenyl-amino)-1,3-dimethyl-2,4-dioxo-1,2,3,4-tetrahydro-pyrimidine-5-carbaldehyde

: 89-25-8
edaravone

A: 1188497-84-8
C15H17N3O2

B: 4702-90-3
1-phenyl-3-methyl-4-(1-phenyl-3-methyl-5-oxo-4-pyrazolylidene)methylene-5-pyrazolone

Conditions

Conditions	Yield
With piperidine In ethanol at 20℃; for 0.666667h;	A 75% B n/a

...Expand

: 89-25-8
edaravone

: 35824-85-2
6-chloro-5-formyl-1,3-dimethyluracil

A: 6972-27-6
1,3-Dimethyl-6-chlorouracil

B: 4702-90-3
1-phenyl-3-methyl-4-(1-phenyl-3-methyl-5-oxo-4-pyrazolylidene)methylene-5-pyrazolone

Conditions

Conditions	Yield
With piperidine In ethanol at 20℃; for 0.5h;	A 75% B n/a

...Expand

: 6-hydroxy-1-methyl-2,4-dioxo-1,2,3,4-tetrahydro-pyrimidine-5-carbaldehyde

: 89-25-8
edaravone

A: 4702-90-3
1-phenyl-3-methyl-4-(1-phenyl-3-methyl-5-oxo-4-pyrazolylidene)methylene-5-pyrazolone

B: 6-Hydroxy-1-methyl-1H-pyrimidine-2,4-dione

Conditions

Conditions	Yield
With piperidine In ethanol at 20℃; for 0.666667h;	A n/a B 70%

...Expand

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Chemistry

IUPAC Name: (4E)-5-Methyl-4-[(3-methyl-5-oxo-1-phenyl-4H-pyrazol-4-yl)methylidene]-2-phenylpyrazol-3-one
Molecular Formula: C₂₁H₁₈N₄O₂
Molecular Weight: 358.40 g/mol
Canonical SMILES: O=C1N(N=C(C)\C1=C/[C@@H]1C(=O)N(N=C1C)c1ccccc1)c1ccccc1
InChI: InChI=1/C21H18N4O2/c1-14-18(20(26)24(22-14)16-9-5-3-6-10-16)13-19-15(2)23-25(21(19)27)17-11-7-4-8-12-17/h3-13,18H,1-2H3/b19-13+
EINECS: 225-184-1
Product Categories: Solvent Dyestuff
XLogP3-AA: 2.8
H-Bond Donor: 0
H-Bond Acceptor: 4
Surface Tension: 51.2 dyne/cm
Density: 1.27 g/cm³
Flash Point: 290.2 °C
Enthalpy of Vaporization: 83.77 kJ/mol
Boiling Point: 556.2 °C at 760 mmHg
Vapour Pressure of Solvent Yellow 93 (CAS NO.4702-90-3): 2.07E-12 mmHg at 25 °C

Specification

Solvent Yellow 93 (CAS NO.4702-90-3), its Synonyms are 3H-Pyrazol-3-one, 4-((1,5-dihydro-3-methyl-5-oxo-1-phenyl-4H-pyrazol-4-ylidene)methyl)-2,4-dihydr o-5-methyl-2-phenyl- ; 3H-Pyrazol-3-one, 4-((1,5-dihydro-3-methyl-5-oxo-1-phenyl-4H-pyrazol-4-ylidene)methyl)-2,4-dihydro-5-methyl-2-phenyl- ; 4-((1,5-Dihydro-3-methyl-5-oxo-1-phenyl-4H-pyrazol-4-ylidene)methyl)-2,4-dihydro-5-methyl-2-phenyl-3H-pyrazol-3-one ; Diaresin Yellow L 3G ; Kayaset Yellow GN ; Macrolex Yellow 3G ; Oplas Yellow 140 ; Sandoplast Yellow 3G ; Solvaperm Yellow 3G ; Thermoplast Yellow 104 .