IUPAC Name: (2,5-Dioxo-3-prop-2-ynylimidazolidin-1-yl)methyl2,2-dimethyl-3-(2-methylprop-1-enyl)cyclopropane-1-carboxylate 
Molecular Weight 318.36758 [g/mol]
Molecular Formula C₁₇H₂₂N₂O₄
Canonical SMILES: CC(=CC1C(C1(C)C)C(=O)OCN2C(=O)CN(C2=O)CC#C)C
InChI: InChI=1S/C17H22N2O4/c1-6-7-18-9-13(20)19(16(18)22)10-23-15(21)14-12(8-11(2)3)17(14,4)5/h1,8,12,14H,7,9-10H2,2-5H3
InChIKey: VPRAQYXPZIFIOH-UHFFFAOYSA-N
storage temp.: 2-8 °C 
Index of Refraction: 1.562
Molar Refractivity: 79.346 cm³
Molar Volume: 244.508 cm³
Surface Tension: 51.789 dyne/cm
Density: 1.245 g/cm³
Flash Point: 180.959 °C
Enthalpy of Vaporization: 62.314 kJ/mol
Boiling Point: 375.604 °C at 760 mmHg
Vapour Pressure: 0 mmHg at 25 °C 
Classification Code of Imiprothrin (CAS NO.72963-72-5): Insecticide

 Imiprothrin is a synthetic pyrethroid insecticide. It is an ingredient in some insecticide products for indoor use. It has low acute toxicity to humans, but to insects it acts as a neurotoxin causing paralysis.

Hazard Codes: Xn,N
Risk Statements: 22-50
R22:Harmful if swallowed. 
R50:Very toxic to aquatic organisms.
Safety Statements: 61 
S61:Avoid release to the environment. Refer to special instructions / safety data sheets.
RIDADR: UN3082 9/PG 3

  Imiprothrin (CAS NO.72963-72-5), its Synonyms are Cyclopropanecarboxylic acid, 2,2-dimethyl-3-(2-methyl-1-propenyl)-, (2,5-dioxo-3-(2-propynyl)-1-imidazolidinyl)methyl ester ; Pralle ; Pralle T ; S 4056F ; S 41311 .