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??5,5-?????????

??5,5-?????????
??5,5-????????? ??? ???
?? ??:
23068-91-9
???:
??5,5-?????????
???(??):
??5,5-?????????
???:
METHYL 5,5-DIMETHOXYVALERATE
???(??):
METHYL 5,5-DIMETHOXYVALERATE;Methyl 5,5-dimethoxypentanoate;Pentanoic acid, 5,5-dimethoxy-, methyl ester
CBNumber:
CB5408522
???:
C8H16O4
??? ??:
176.21
MOL ??:
23068-91-9.mol
MSDS ??:
SDS

??5,5-????????? ??

?? ?
70-72 °C/2 mmHg (lit.)
??
1.012 g/mL at 25 °C (lit.)
???
n20/D 1.422(lit.)
???
145 °F
??? ??
liquid
InChI
1S/C8H16O4/c1-10-7(9)5-4-6-8(11-2)12-3/h8H,4-6H2,1-3H3
InChIKey
YOFAONQHOIRLCQ-UHFFFAOYSA-N
SMILES
COC(CCCC(=O)OC)OC
??
  • ?? ? ?? ??
  • ?? ? ???? ?? (GHS)
??? ?? Xi
?? ???? ?? 36/37/38
????? 26-36
WGK ?? 3
???? ??? 10 - Combustible liquids
Hazard Classifications Eye Irrit. 2
Skin Irrit. 2
STOT SE 3
????(GHS): Exclamation Mark (GHS07)
?? ?: Warning
??·?? ??:
?? ??·?? ?? ?? ?? ?? ?? ? ?? ?? P- ??
H315 ??? ??? ??? ????? ?? ????? ?? 2 ?? P264, P280, P302+P352, P321,P332+P313, P362
H319 ?? ?? ??? ??? ?? ? ?? ?? ??? ?? ?? 2A ?? P264, P280, P305+P351+P338,P337+P313P
H335 ?? ???? ??? ? ?? ?? ???? ?? - 1? ??;???? ?? ?? 3 ??
??????:
P261 ??·?·??·???·??·...·????? ??? ????.
P264 ?? ??? ?? ??? ????.
P264 ?? ??? ?? ??? ????.
P271 ?? ?? ??? ? ?? ???? ?????.
P280 ????/???/???/?????? ?????.
P302+P352 ??? ??? ??? ?? ????.
P305+P351+P338 ?? ??? ? ?? ?? ???? ????. ???? ?????? ?????. ?? ????.

??5,5-????????? C??? ??, ??, ??

??

Methyl 5,5-dimethoxyvalerate may be employed in the synthesis of seven-membered carbocycles. It may be used in the synthesis of 5-(phenylamino)-4-(phenylimino)methyl)-4-pentenoic acid derivatives.

?? ??

Methyl 5,5-dimethoxyvalerate (methyl 5,5-dimethoxypentanoate) is an ester. It can be prepared by reacting methyl 5-oxopentanoate with p-toluene sulfonic acid and trimethylorthoformate. It participates in the synthesis of 1-palmitoyl-2-(5-oxovaleroyl)-sn-glycero-3-phosphatidylcholine.

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