Search results
Results From The WOW.Com Content Network
Hydrogen isocyanide (HNC) is a linear triatomic molecule with C ∞v point group symmetry.It is a zwitterion and an isomer of hydrogen cyanide (HCN). [2] Both HNC and HCN have large, similar dipole moments, with μ HNC = 3.05 Debye and μ HCN = 2.98 Debye respectively. [3]
HCN may refer to: Science and mathematics. HCN channel, a cellular ion channel; Highly composite number, a type of integer; Hydrogen cyanide, chemical with the ...
In the laboratory, this liquid serves as a source of HCN, which is inconveniently volatile. [4] Thus, acetone cyanohydrin can be used for the preparation of other cyanohydrins, for the transformation of HCN to Michael acceptors, and for the formylation of arenes. Treatment of this cyanohydrin with lithium hydride affords anhydrous lithium cyanide:
Hà Tĩnh (Vietnamese: [hâː tǐŋ̟ˀ] ⓘ) is a city in Vietnam. [1] It is the capital of Hà Tĩnh Province, and lies in the North Central Coast region. It is located on National Highway 1A.
NaCN + H + → HCN + Na + Because the salt is derived from a weak acid, sodium cyanide readily reverts to HCN by hydrolysis; the moist solid emits small amounts of hydrogen cyanide, which is thought to smell like bitter almonds (not everyone can smell it—the ability thereof is due to a genetic trait [7]). Sodium cyanide reacts rapidly with ...
Since the initial detection, HCNH + has also been observed in TMC-1 [15] [16] as well as DR 21(OH) [15]. [17] The initial detection toward Sgr B2 has also been confirmed. [15] [18] All 3 of these sources are dense molecular clouds, and to date HCNH + has not been detected in diffuse interstellar material.
HCN4 is the main isoform expressed in the sinoatrial node, but low levels of HCN1 and HCN2 have also been reported.The current through HCN channels, called the pacemaker current (I f), plays a key role in the generation and modulation of cardiac rhythmicity, [13] as they are responsible for the spontaneous depolarization in pacemaker action potentials in the heart.
HCN-0.009-0.044 is an interstellar gas cloud near the centre of the Milky Way. The cloud is only 25 light-years from Sagittarius A* . It likely hosts an intermediate-mass black hole with a mass of 32,000 times that of the Sun . [ 1 ]