The Bis(pentamethylcyclopentadienyl)osmium(II), with the CAS registry number 100603-32-5, is also known as Decamethylosmocene. Its EINECS number is 202-873-5. This chemical's molecular formula is C₂₀H₃₀Os and molecular weight is 460.68. What's more, its systematic name is osmium(2+) bis(1,2,3,4,5-pentamethylcyclopenta-2,4-dienide). It is stable at common pressure and temperature, and it should be sealed and stored in a cool, ventilated and dry place. What's more, it should be protected from oxides, water and air.

Physical properties of Bis(pentamethylcyclopentadienyl)osmium(II) are: (1)ACD/LogP: 4.64; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 4.64; (4)ACD/LogD (pH 7.4): 4.64; (5)ACD/BCF (pH 5.5): 1979.54; (6)ACD/BCF (pH 7.4): 1979.54; (7)ACD/KOC (pH 5.5): 7966.67; (8)ACD/KOC (pH 7.4): 7966.67; (9)Flash Point: 44.4 °C; (10)Enthalpy of Vaporization: 38.99 kJ/mol; (11)Boiling Point: 170.2 °C at 760 mmHg; (12)Vapour Pressure: 1.97 mmHg at 25°C.

When you are using this chemical, please be cautious about it as the following:
It is irritating to eyes, respiratory system and skin. In case of contact with eyes, you should rinse immediately with plenty of water and seek medical advice. When using it, you need wear suitable protective clothing.

You can still convert the following datas into molecular structure:
(1)SMILES: [Os+2].c1([c-](c(c(c1C)C)C)C)C.c1([c-](c(c(c1C)C)C)C)C
(2)InChI: InChI=1S/2C10H15.Os/c2*1-6-7(2)9(4)10(5)8(6)3;/h2*1-5H3;/q2*-1;+2
(3)InChIKey: YDLRHWLCYHBMBA-UHFFFAOYSA-N