Molecular Structure of Isobutylenediurea (CAS NO. 6104-30-9):

EINECS: 228-055-8
IUPAC Name: [1-(Carbamoylamino)-2-methylpropyl]urea 
Molecular Formula: C₆H₁₄N₄O₂
Molecular Weight: 174.200960 g/mol
XLogP3-AA: -0.8
H-Bond Donor: 4
H-Bond Acceptor: 2
Canonical SMILES: CC(C)C(NC(=O)N)NC(=O)N
InChI: InChI=1S/C6H14N4O2/c1-3(2)4(9-5(7)11)10-6(8)12/h3-4H,1-2H3,(H3,7,9,11)(H3,8,10,12)
InChIKey: QFHMNFAUXJAINK-UHFFFAOYSA-N
Index of Refraction: 1.509
Molar Refractivity: 44.08 cm³
Molar Volume: 147.5 cm³
Surface Tension: 48.6 dyne/cm
Density: 1.18 g/cm³
Flash Point: 141.2 °C
Enthalpy of Vaporization: 55.07 kJ/mol
Boiling Point: 309.9 °C at 760 mmHg
Vapour Pressure: 0.000622 mmHg at 25 °C
Water Solubility: 7.904e+004 mg/L at 25 °C
BRN of Isobutylenediurea (CAS NO. 6104-30-9): 1908981

Reported in EPA TSCA Inventory.

Questionable carcinogen with experimental tumorigenic data. When heated to decomposition it emits toxic fumes of NO_x.

  Isobutylenediurea with cas registry number of 6104-30-9 is also called for 1,1'-Isobutylidenebisurea ; 1,1-Diureidisobutane ; Diureidoisobutane ; IBDU ; Isobutyldiurea ; Isobutylidenediurea ; Isobutylidene diurea ; Isodur ; N,N''-(2-Methylpropylidene)bisurea ; N,N''-(Isobutylidene)diurea ; Urea, 1,1'-isobutylidenedi- ; Urea, N,N''-(2-methylpropylidene)bis- . It  is widely used in horticulture, turf, etc due to its the performance of a slow-release nitrogen .