The (tert-Butylimino)tris(pyrrolidino)phosphorane with cas registry number of 161118-67-8, has the systematic name of 1-(N-tert-butyl-P,P-dipyrrolidin-1-ylphosphorimidoyl)pyrrolidine. And it is also named (tert-Butylimino)tris(pyrrolidino)phosphorane.

Physical properties about this chemical are: (1)ACD/LogP: 0.02; (2)# of Rule of 5 Violations: 0; (3)#H bond acceptors: 4; (4)#H bond donors: 0; (5)#Freely Rotating Bonds: 4; (6)Polar Surface Area: 31.89 Å²; (7)Index of Refraction: 1.597; (8)Molar Refractivity: 90.39 cm³; (9)Molar Volume: 264.9 cm³; (10)Polarizability: 35.83×10^-24cm³; (11)Surface Tension: 47.2 dyne/cm; (12)Enthalpy of Vaporization: 65.86 kJ/mol; (13)Vapour Pressure: 7.92E-07 mmHg at 25°C.

R34:Causes burns. S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37/39:Wear suitable protective clothing, gloves and eye/face protection. S45:In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)

When you are using this chemical, please be cautious about it as the following:
The (tert-Butylimino)tris(pyrrolidino)phosphorane irritates to eyes, respiratory system and skin. When use it, wear suitable protective clothing, gloves and eye/face protection. If contact with eyes, rinse immediately with plenty of water and seek medical advice. Besides this, this chemical will cause burns.

You can still convert the following datas into molecular structure: 
(1)SMILES: N(=P(N1CCCC1)(N2CCCC2)N3CCCC3)C(C)(C)C;
(2)InChI: InChI=1/C16H33N4P/c1-16(2,3)17-21(18-10-4-5-11-18,19-12-6-7-13-19)20-14-8-9-15-20/h4-15H2,1-3H3;
(3)InChIKey: PVNUIRUAPVSSOK-UHFFFAOYAV;
(4)Std. InChI: InChI=1S/C16H33N4P/c1-16(2,3)17-21(18-10-4-5-11-18,19-12-6-7-13-19)20-14-8-9-15-20/h4-15H2,1-3H3;
(5)Std. InChIKey: PVNUIRUAPVSSOK-UHFFFAOYSA-N