4-Phenylurazole

Suppliers

Names

[ Name ]:
4-Phenylurazole

[Synonym ]:
4-Phenyl-1,2,4-triazolidine-3,5-dione
EINECS 240-127-0
4-PHENYL-(1,2,4)TRIAZOLIDINE-3,5-DIONE
MFCD00005226
Calcitriol Impurity 5

Chemical & Physical Properties

[ Density]:
1.373 g/cm3

[ Melting Point ]:
207-209 °C(lit.)

[ Molecular Formula ]:
C₈H₇N₃O₂

[ Molecular Weight ]:
177.16000

[ Exact Mass ]:
177.05400

[ PSA ]:
70.65000

[ Index of Refraction ]:
1.6

MSDS

Click to get detail MSDS

Safety Information

[ Safety Phrases ]:
S22-S24/25

[ WGK Germany ]:
3

[ HS Code ]:
29339990

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

Semicarbazide hydrochloride
Phenylisocyanate
ethyl 3-(N-phenylcarbamoyl)carbazate
4-Phenyl-1,2,4-triazole-3,5-dione
1-(1-Ethoxy-2-oxocyclohexyl)-4-phenyl-1,2,4-triazolidin-3,5-dion
1-(1-Ethoxy-3,7,7-trimethyl-2-oxo-bicyclo[2.2.1]heptyl)-4-phenyl-1,2,4-triazolidin-3,5-dion
Ethyl chloroformate
Ethyl hydrazinecarboxylate
2,5-Dimethoxythiophene

DownStream

4-Phenyl-1,2,4-triazole-3,5-dione
1-methyl-4-phenyl-1,2,4-triazolidine-3,5-dione
pre-Calcitriol PTAD Adduct
Carbamic acid,N-phenyl-,methyl ester
1,2-diacetyl-4-phenyl-1,2,4-triazolidine-3,5-dione
1-[6-methyl-4-(4-phenylpiperazin-1-yl)-1-prop-2-enyl-2-sulfanylidenepyrimidin-5-yl]ethanone
1,2,4-Triazolidine-3,5-dione,1-[4-methyl-1-(1-methylethenyl)-2-oxo-3-cyclohexen-1-yl]-4-phenyl-
ethyl 2,4-dioxo-3-phenyl-1,3,5-triazabicyclo[3.1.0]hexane-6-carboxylate
5,8-Ethano-1H-(1,2,4)triazolo(1,2-a)(1,2,4)triazine-1,3,7(2H,8H)-trione, 6-(4-fluorophenyl)dihydro-2-phenyl-
3,5-dioxo-N,4-diphenyl-1,2,4-triazolidine-1-carboxamide

Customs

[ HS Code ]: 2933990090

[ Summary ]:
2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%