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What is the meaning of CH2. Phrases containing CH2
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What is the meaning of CH2. Phrases containing CH2
See meanings and uses of CH2!CH2
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CH2
CH2
A white, crystalline substance, CH2(CO.NH)2.CO, derived from alloxantin, also from malonic acid and urea, and regarded as a substituted urea.
An unsymmetrical, divalent, hydrocarbon radical, C2H4 metameric with ethylene but written thus, CH3.CH to distinguish it from the symmetrical ethylene, CH2.CH2. Its compounds are derived from aldehyde. Formerly called also ethidene.
CH2
n.
A univalent hydrocarbon radical of the ethylene series, CH2:CH; -- called also vinyl. See Vinyl.
a.
Of, pertaining to, or designating, a sulphonic (thionic) acid derivative of methane, obtained as a stable white crystalline substance, CH2.(SO3H)2, which forms well defined salts.
n.
Any one of three metameric radicals, CH2.C6H4.CH2, derived respectively from the three xylenes. Often used adjectively; as, xylylene alcohol.
n.
A compound radical, C6H5.CH2, related to toluene and benzoic acid; -- commonly used adjectively.
n.
A hydrocarbon radical, CH2, not known in the free state, but regarded as an essential residue and component of certain derivatives of methane; as, methylene bromide, CH2Br2; -- formerly called also methene.
a.
Pertaining to, or designating, an acid, CH2O2(CO2H)2, obtained from amido malonic acid.
a.
Pertaining to, or designating, an acid produced artifically as a white crystalline substance, CH2.(CO2H)2, and so called because obtained by the oxidation of malic acid.
n.
A hydrocarbon radical, CH2.(CO)2, from malonic acid.
n.
The unsymmetrical hypothetical hydrocarbon radical, CH3.CH2.CH, analogous to ethylidene, and regarded as the type of certain derivatives of propane; -- called also propylidene.
n.
A hydrocarbon radical, C6H4.(CH2)2, regarded as characteristic of certain toluene derivatives.
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