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?? ??:: 79-02-7

???:: ??????????

???(??):: ??????????

???:: DICHLOROACETALDEHYDE

???(??):: chloroaldehyde;Dichloroethanal;2,2-Dichloroethanal;Dichloroacetaldehyd;DICHLOROACETALDEHYDE;2,2-dichloroacetaldehyde;dichloro-2,2 acetaldehyde;2,2-dichloro-acetaldehyde;Acetaldehyde,2,2-dichloro-;alpha,alpha-dichloroacetaldehyde

CBNumber:: CB2355647

???:: C2H2Cl2O

??? ??:: 112.94

MOL ??:: 79-02-7.mol

?? ?? 25

?????????? ??

???: -50.15°C

?? ?: 90.55°C

??: 1.4330

???: 1.4530 (estimate)

Henry's Law Constant: 4.7×10^-1 mol/(m³Pa) at 25℃, Wang et al. (2017)

CAS ??????: 79-02-7

EPA: Dichloroacetaldehyde (79-02-7)

?? ? ?? ??
?? ? ???? ?? (GHS)

????(UN No.)	1992
TSCA	TSCA listed
?? ??	3.2
????	III
?? ?? ???	79-02-7(Hazardous Substances Data)

????(GHS):

?? ?:

Danger

??·?? ??:

??	??·?? ??	?? ??	??	?? ?	P- ??
H301	??? ???	?? ?? ?? - ??	?? 3	??	P264, P270, P301+P310, P321, P330,P405, P501
H314	??? ?? ??? ?? ??? ???	????? ?? ?????	?? 1A, B, C	??	P260,P264, P280, P301+P330+ P331,P303+P361+P353, P363, P304+P340,P310, P321, P305+ P351+P338, P405,P501
H335	?? ???? ??? ? ??	?? ???? ?? - 1? ??;???? ??	?? 3	??
H351	?? ??? ??? ??? (????? ?? ???? ???? ???? ??? ?? ????? ??? ???? ??)	??? ??	?? 2	??	P201, P202, P281, P308+P313, P405,P501
H400	????? ?? ???	?? ????? ?? - ??	?? 1	??	P273, P391, P501

??????:

P201	?? ? ?? ???? ?????.
P202	?? ?? ?? ??? ?? ???? ??? ???? ???.
P260	??·?·??·???·??·...·????? ???? ???.
P264	?? ??? ?? ??? ????.
P264	?? ??? ?? ??? ????.
P270	? ??? ??? ??? ???, ???? ???? ???.
P273	???? ???? ???.
P280	????/???/???/?????? ?????.
P281	???? ?? ???? ?????
P301+P310	???? ?? ????(??)? ??? ????.
P301+P330+P331	???? ?? ?????. ??? ?? ?? ???.
P303+P361+P353	??(?? ????)? ??? ??? ?? ??? ??? ????? ??? ?? ????/?????.
P304+P340	???? ??? ??? ?? ??? ??? ???? ?? ??? ??? ????.
P305+P351+P338	?? ??? ? ?? ?? ???? ????. ???? ?????? ?????. ?? ????.
P308+P313	?? ?? ??? ???? ???? ??· ??? ????.
P310	?? ????(??)? ??? ????. ???? ?? ????(??)? ??? ????.
P321	(…) ??? ???.
P330	?? ?????.
P363	?? ??? ??? ??? ?????.
P391	???? ????.
P405	???? ?????.
P501	...? ??? / ??? ?? ???.

?????????? C??? ??, ??, ??

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Dichloroacetaldehyde [79-02-7], 2,2-dichloroethanal, CHCl2CHO, Mr112.94, was first obtained in 1868 by F. Paterno by distillation of dichlorodiethyl acetal [619-33-0], CHCl2CH(OC2H5 )2, with sulfuric acid.

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Colorless liquid with a penetrating pungent odor.

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Highly flammable.

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DICHLOROACETALDEHYDE polymerizes on standing or in the presence of acid. DICHLOROACETALDEHYDE reacts with acids, oxidizers.

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DICHLOROACETALDEHYDE is combustible.

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??(??????)??? N-(2,2-????-1-??????)-4-????????? N-(2,2-????-1-??????)-4-????????????

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???	??	???	??	?? ?	??
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?????????? ?? ??:

?? ??? ???????????? ??????? Cupric acetate monohydrate Sodium hydrosulfide Glyoxal Dichloroacetaldehyde 2,4-dinitrophenyl hydrazone Dichloroacetaldehyde (1,3,7-trimethyl-2,6-dihydro-2,6-dioxo-7H-purin-8-yl)hydrazone DICHLOROACETALDEHYDE HYDRATE DICHLOROACETALDEHYDE DIETHYLACETAL = DICHLOROACETAL

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