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Ethyl 2,2-diMethyl-4-oxochroMane-7-carboxylate

Ethyl 2,2-diMethyl-4-oxochroMane-7-carboxylate ??? ???

???(??):: Ethyl2,2-Dimethyl-4-oxochroman-7-carboxylate;Ethyl 2,2-diMethyl-4-oxochroMane-7-carboxylate;ethyl3,4-dihydro-2,2-dimethyl-4-oxo-2H-chromene-7-carboxylate;2H-1-Benzopyran-7-carboxylic acid, 3,4-dihydro-2,2-dimethyl-4-oxo-, ethyl ester

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Ethyl 2,2-diMethyl-4-oxochroMane-7-carboxylate ??

HS ??	2932990090

????(GHS):

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Warning

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??	??·?? ??	?? ??	??	?? ?	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
H335	?? ???? ??? ? ??	?? ???? ?? - 1? ??;???? ??	?? 3	??

??????:

ethyl 4-acetyl-3-hydroxybenzoate Methanesulfonic acid, 1,1,1-trifluoro-, 3,4-dihydro-2,2-dimethyl-4-oxo-2H-1-benzopyran-7-yl ester 3-ACETOXYBENZOIC ACID ????? carbon monoxide

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