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CAS No.: | 14868-53-2 |
---|---|
Name: | pentasilane |
Article Data: | 8 |
Molecular Structure: | |
Formula: | H12Si5 |
Molecular Weight: | 152.523 |
Synonyms: | n-pentasilane; |
PSA: | 0.00000 |
LogP: | -5.11640 |
hydrogen fluoride
A
n-pentasilane
B
isopentasilane
C
3-silylpentasilane
D
(SiH3)2Si4H8
E
hexasilane
Conditions | Yield |
---|---|
In hydrogen fluoride |
A
trisilane
B
n-tetrasilane
C
n-pentasilane
D
hydrogen
E
monosilane
Conditions | Yield |
---|---|
In neat (no solvent) Kinetics; Irradiation (UV/VIS); photolyses at 0.7-4 Torr and 147 nm; |
Conditions | Yield |
---|---|
In gas other products are: Si3H6, Si4H8, Si5H10 (1-silene isomers), 30 Torr, 298-740 K, at higher temperatures(740 K) probably cyclo-Si4 and cyclo-Si5derivatives form; detected by mass spectra; |
Conditions | Yield |
---|---|
With phosphoric acid further products; | |
With hydrogenchloride byproducts: H2, Si6H14; amount of different silanes decraeses with increasing its molecular weight; | |
With HCl byproducts: H2, Si6H14; amount of different silanes decraeses with increasing its molecular weight; |
Conditions | Yield |
---|---|
In neat (no solvent) Si2H6 deposited on si substrate, cooled to 10 K, exposed to H atoms at 27 K; |
Conditions | Yield |
---|---|
In further solvent(s) Irradiation (UV/VIS); under He, 2.5 h, in 2,3-dimethylbutane, room temp.; | A 13% B 20% |
n-pentasilane
A
trisilane
C
n-tetrasilane
D
4-silylheptasilane
E
3-silylhexasilane
Conditions | Yield |
---|---|
In further solvent(s) Irradiation (UV/VIS); 9 h, room temp., in 2,3-dimethylbutane; | A 12.3% B 8.9% C 2.2% D 2.7% E 4.4% |
n-pentasilane
Conditions | Yield |
---|---|
In 1,2-dimethoxyethane (N2), to the soln. of KSiH3 in DME added silane (ratio 1:1 and 1:2) at room temp. dropwise under stirring, reaction time 1 and 72 h; gas chromy.; |