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(TRIETHYLSILYL)ACETYLENE

(TRIETHYLSILYL)ACETYLENE ??? ???
?? ??:
1777-03-3
???:
(TRIETHYLSILYL)ACETYLENE
???(??):
ETHYNYLTRIETHYLSILANE;TRIETHYLETHYNYLSILANE;DK595;DKSI030;DKFELEX0149;Triethylsilyl)acetylen;riethyl(ethynyl)silane;Silane, triethylethynyl-;(TRIETHYLSILYL)ACETYLENE;(Triethylsilyl)acetylene,97%
CBNumber:
CB6693857
???:
C8H16Si
??? ??:
140.3
MOL ??:
1777-03-3.mol
MSDS ??:
SDS

(TRIETHYLSILYL)ACETYLENE ??

???
95-97 °C(Solv: chloroform (67-66-3); hexane (110-54-3))
?? ?
136 °C
??
0.783 g/mL at 25 °C(lit.)
???
n20/D 1.433(lit.)
???
63 °F
?? ??
Flammables area
??? ??
??
Specific Gravity
0.783
??
???
Hydrolytic Sensitivity
4: no reaction with water under neutral conditions
BRN
1743814
InChI
InChI=1S/C8H16Si/c1-5-9(6-2,7-3)8-4/h1H,6-8H2,2-4H3
InChIKey
FWSPXZXVNVQHIF-UHFFFAOYSA-N
SMILES
[Si](CC)(CC)(CC)C#C
CAS ??????
1777-03-3(CAS DataBase Reference)
??
  • ?? ? ?? ??
  • ?? ? ???? ?? (GHS)
??? ?? F,Xi
?? ???? ?? 11-36/37/38
????? 16-26-36/37/39
????(UN No.) UN 1993 3/PG 2
WGK ?? 3
TSCA No
?? ?? 3
???? II
HS ?? 29319090
???? ??? 3 - Flammable liquids
Hazard Classifications Flam. Liq. 2
????(GHS): Flame (GHS02)
?? ?: Danger
??·?? ??:
?? ??·?? ?? ?? ?? ?? ?? ? ?? ?? P- ??
H225 ???? ?? ? ?? ??? ?? ?? 2 ?? P210,P233, P240, P241, P242, P243,P280, P303+ P361+P353, P370+P378,P403+P235, P501
??????:
P210 ?·???·??·????? ????? - ?? ???.
P370+P378 ?? ? ?? ?? ?? (Section 5. ??, ??? ????? ??? ???)?(?) ?????.
P403+P235 ??? ? ?? ?? ???? ???? ?????.
NFPA 704
3
2 0

(TRIETHYLSILYL)ACETYLENE C??? ??, ??, ??

??? ??

Clear colorless to faintly yellow liquid

??

(Triethylsilyl)acetylene may be used in the synthesis of triethylsilylethynyl anthradithiophenes, such as :

?? ??

(Triethylsilyl)acetylene, a bulky trialkylsilyl-protected alkyne, undergoes Cadiot-Chodkiewicz cross-coupling reaction with various bromoalkynes to yield synthetically useful unsymmetrical diynes. Rhodium-catalyzed dimerization of (triethylsilyl)acetylene has been reported.

(TRIETHYLSILYL)ACETYLENE ?? ?? ? ???

???

?? ??


(TRIETHYLSILYL)ACETYLENE ?? ??

???( 258)?? ??
??? ?? ??? ?? ?? ? ??
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(TRIETHYLSILYL)ACETYLENE ?? ??:

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