2,2-DIMETHYL-BUT-3-YNOICACID??????

2,2-DIMETHYL-BUT-3-YNOICACID?????? ??? ???

???(??):: BENZYL 2,2-DIMETHYLBUT-3-YNOATE;2,2-DIMETHYL-BUT-3-YNOIC ACID BENZYL ESTER;2,2-dimethyl-3-butynoic acid (phenylmethyl) ester;3-Butynoic acid, 2,2-diMethyl-, phenylMethyl ester

?? ?? 28

2,2-DIMETHYL-BUT-3-YNOICACID?????? ??

????(GHS):

?? ?:

Warning

??·?? ??:

??	??·?? ??	?? ??	??	?? ?	P- ??
H302	??? ???	?? ?? ?? - ??	?? 4	??	P264, P270, P301+P312, P330, P501
H315	??? ??? ???	????? ?? ?????	?? 2	??	P264, P280, P302+P352, P321,P332+P313, P362
H319	?? ?? ??? ???	?? ? ?? ?? ??? ??	?? 2A	??	P264, P280, P305+P351+P338,P337+P313P
H332	???? ???	?? ?? ?? ??	?? 4	??	P261, P271, P304+P340, P312
H335	?? ???? ??? ? ??	?? ???? ?? - 1? ??;???? ??	?? 3	??

??????:

3-????,4-(2-aMino-4-????-5-?????)-2,2-???-,????????

???( 28)?? ??

???	??	???	??	?? ?	??
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3,3-???-1-?? 2,2-DIMETHYL-BUT-3-YNOIC ACID 3-ETHYNYL-BENZONITRILE ETHYL 3-BUTYNOATE 2,2-DIMETHYL-BUT-3-YNOIC ACID BENZYL ESTER tert-Butyl but-3-yn-1-ylcarbamate