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Cas Database |
| Name |
1,3-Dimethyl-1,1,3,3-tetraphenyldisiloxane |
EINECS | 212-361-3 |
| CAS No. | 807-28-3 | Density | 1.08 g/cm3 |
| PSA | 9.23000 | LogP | 3.78240 |
| Solubility | N/A | Melting Point |
46-49 °C |
| Formula | C26H26OSi2 | Boiling Point | 441.4 °C at 760 mmHg |
| Molecular Weight | 410.663 | Flash Point | 181 °C |
| Transport Information | N/A | Appearance | Colorless or yellowish transparent liquid |
| Safety | 26-36 | Risk Codes | 36/37/38 |
| Molecular Structure |
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Hazard Symbols |
 Xi
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| Synonyms |
1,1,3,3-Tetraphenyldimethyldisiloxane;1,1,3,3-Tetraphenyl-1,3-dimethyldisiloxane;1,3-Dimethyl-1,1,3,3-tetraphenyldisiloxane;T 2078; |
Article Data | 52 |
1,3-Dimethyl-1,1,3,3-tetraphenyldisiloxane Specification
The 1,3-Dimethyl-1,1,3,3-tetraphenyldisiloxane is an organic compound with the formula C26H26OSi2. The systematic name of this chemical is 1,3-dimethyl-1,1,3,3-tetraphenyldisiloxane. With the CAS registry number 807-28-3, it is also named as 1,1,3,3-Tetraphenyl-1,3-dimethyldisiloxane. The product's category is Siloxanes; Organometallic Reagents; Organosilicon. Besides, it is colorless or yellowish transparent liquid.
Physical properties about 1,3-Dimethyl-1,1,3,3-tetraphenyldisiloxane are: (1)ACD/LogP: 9.96; (2)# of Rule of 5 Violations: 1; (3)ACD/LogD (pH 5.5): 9.96; (4)ACD/LogD (pH 7.4): 9.96; (5)ACD/BCF (pH 5.5): 1000000; (6)ACD/BCF (pH 7.4): 1000000; (7)ACD/KOC (pH 5.5): 6253244; (8)ACD/KOC (pH 7.4): 6253244; (9)#H bond acceptors: 1; (10)#Freely Rotating Bonds: 6; (11)Polar Surface Area: 9.23 Å2; (12)Index of Refraction: 1.598; (13)Molar Refractivity: 129.39 cm3; (14)Molar Volume: 378.9 cm3; (15)Polarizability: 51.29×10-24cm3; (16)Surface Tension: 38.7 dyne/cm; (17)Density: 1.08 g/cm3; (18)Flash Point: 181 °C; (19)Enthalpy of Vaporization: 67.18 kJ/mol; (20)Boiling Point: 441.4 °C at 760 mmHg; (21)Vapour Pressure: 1.41E-07 mmHg at 25°C.
Preparation: this chemical can be prepared by methyl-diphenyl-silane. This reaction will need reagent H2O, nickel.
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When you are using this chemical, please be cautious about it as the following:
This chemical is irritating to eyes, respiratory system and skin. When you are using it, wear suitable protective clothing. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
You can still convert the following datas into molecular structure:
(1)SMILES: O([Si](c1ccccc1)(c2ccccc2)C)[Si](c3ccccc3)(c4ccccc4)C
(2)InChI: InChI=1/C26H26OSi2/c1-28(23-15-7-3-8-16-23,24-17-9-4-10-18-24)27-29(2,25-19-11-5-12-20-25)26-21-13-6-14-22-26/h3-22H,1-2H3
(3)InChIKey: RFGGTTPASBFBTB-UHFFFAOYAB
(4)Std. InChI: InChI=1S/C26H26OSi2/c1-28(23-15-7-3-8-16-23,24-17-9-4-10-18-24)27-29(2,25-19-11-5-12-20-25)26-21-13-6-14-22-26/h3-22H,1-2H3
(5)Std. InChIKey: RFGGTTPASBFBTB-UHFFFAOYSA-N
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