Dmg Chemical Formula
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Systematic IUPAC name | |
Identifiers | |
3D model (JSmol) |
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ECHA InfoCard | 100.006.147 |
EC Number | |
PubChemCID | |
CompTox Dashboard(EPA) | |
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Properties | |
C4H6NiO4 | |
Molar mass | 176.781 g·mol−1 |
Appearance | Green Solid |
Odor | slight acetic acid |
Density | 1.798 g/cm3 (anhydrous) 1.744 g/cm3 (tetrahydrate) |
Melting point | decomposes when heated [1][2] |
Easily soluble in cold water, hot water | |
Solubility | Soluble in methanol insoluble in diethyl ether, n-octanol |
+4,690.0·10−6 cm3/mol | |
Structure | |
monoclinic | |
P21/c | |
α = 90°, β = 93.6°, γ = 90°[3] | |
Lattice volume (V) | 471.5 |
2 | |
distorted octahedral | |
Hazards | |
NFPA 704 (fire diamond) | |
Lethal dose or concentration (LD, LC): | |
350 mg/kg (rat, oral) 410 mg/kg (mouse, oral)[4] | |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). | |
verify (what is ?) | |
Infobox references |
Nickel(II) acetate is the name for the coordination compounds with the formula Ni(CH3CO2)2·x H2O where x can be 0, 2, and 4. The green tetrahydrate Ni(CH3CO2)2·4 H2O is most common. It is used for electroplating.
The formula causes a massive difference between a medium and a large reduction: 75% reduction (¼ original armor) is essentially twice more than 50% reduction (½ original armor). Because of the twofold reduction, a simple (1 + HM ) × (1 + AM ) calculation yields incorrect results. Linear Formula: CH 3 C(=NOH)C(=NOH)CH 3. Molecular Weight: 116.12. CAS Number: 95-45-4. DMG Chemisch-Pharmazeutische Fabrik GmbH according to Regulation (EC) No 1907/2006 Hydrochloric (HCl). Chemical characterization Sum formula: HCl Molecular weight: 36,46 Hazardous components EC No Chemical name Quantity CAS No Classification according to Directive 67/548/EEC Index No Classification according to Regulation (EC) No. Mar 22, 2016 The compound is also used to reduce stress and boost the immune system, benefits for which it is included in the Behavior Balance-DMG formula. DMG is an essential chemical in the synthesis of DNA, RNA, Choline, methionine (an essential amino-acid), vitamins, neurotransmitters, and enzymes.
Synthesis and structure[edit]
The compound can be prepared by treating nickel or nickel(II) carbonate with acetic acid:
- NiCO3 + 2 CH3CO2H + 3 H2O → Ni(CH3CO2)2·4 H2O + CO2
The green tetrahydrate has been shown by X-ray crystallography to adopt an octahedral structure, the central nickel centre being coordinated by four water molecules and two acetate ligands.[5] It may be dehydrated in vacuo, by reaction with acetic anhydride,[6] or by heat.[7]
Safety[edit]
Nickel salts are carcinogenic and irritate the skin.
References[edit]
Dmg Chemical Formula 1
- ^M. A. Mohamed, S. A. Halawy, M. M. Ebrahim: 'Non-isothermal decomposition of nickel acetate tetrahydrate', in: Journal of Analytical and Applied Pyrolysis, 1993, 27 (2), S. 109–110. doi:10.1016/0165-2370(93)80002-H.
- ^G. A. M. Hussein, A. K. H. Nohman, K. M. A. Attyia: 'Characterization of the decomposition course of nickel acetate tetrahydrate in air', in: Journal of Thermal Analysis and Calorimetry, 1994, 42, S. 1155–1165; doi:10.1007/BF02546925.
- ^Downie, T. C.; Harrison, W.; Raper, E. S.; Hepworth, M. A. (15 March 1971). 'A three-dimensional study of the crystal structure of nickel acetate tetrahydrate'. Acta Crystallographica Section B. 27 (3): 706–712. doi:10.1107/S0567740871002802.
- ^'Nickel metal and other compounds (as Ni)'. Immediately Dangerous to Life and Health Concentrations (IDLH). National Institute for Occupational Safety and Health (NIOSH).
- ^Van Niekerk, J. N.; Schoening, F. R. L. (1953). 'The crystal structures of nickel acetate, Ni(CH3COO)2·4H2O, and cobalt acetate, Co(CH3COO)2·4H2O'. Acta Crystallogr.6 (7): 609–612. doi:10.1107/S0365110X5300171X.
- ^Lascelles, Keith; Morgan, Lindsay G.; Nicholls, David; Beyersmann, Detmar (2005). 'Nickel Compounds'. Ullmann's Encyclopedia of Industrial Chemistry. Weinheim: Wiley-VCH. doi:10.1002/14356007.a17_235.pub2.
- ^Tappmeyer, W. P.; Davidson, Arthur W. (1963). 'Cobalt and Nickel Acetates in Anhydrous Acetic Acid'. Inorg. Chem.2 (4): 823–825. doi:10.1021/ic50008a039.
H-dmg Chemical Formula
AcOH | He | ||||||||||||||||
LiOAc | Be(OAc)2 BeAcOH | B(OAc)3 | AcOAc ROAc | NH4OAc | AcOOH | FAc | Ne | ||||||||||
NaOAc | Mg(OAc)2 | Al(OAc)3 ALSOL Al(OAc)2OH Al2SO4(OAc)4 | Si | P | S | ClAc | Ar | ||||||||||
KOAc | Ca(OAc)2 | Sc(OAc)3 | Ti(OAc)4 | VO(OAc)3 | Cr(OAc)2 Cr(OAc)3 | Mn(OAc)2 Mn(OAc)3 | Fe(OAc)2 Fe(OAc)3 | Co(OAc)2, Co(OAc)3 | Ni(OAc)2 | Cu(OAc)2 | Zn(OAc)2 | Ga(OAc)3 | Ge | As(OAc)3 | Se | BrAc | Kr |
RbOAc | Sr(OAc)2 | Y(OAc)3 | Zr(OAc)4 | Nb | Mo(OAc)2 | Tc | Ru(OAc)2 Ru(OAc)3 Ru(OAc)4 | Rh2(OAc)4 | Pd(OAc)2 | AgOAc | Cd(OAc)2 | In | Sn(OAc)2 Sn(OAc)4 | Sb(OAc)3 | Te | IAc | Xe |
CsOAc | Ba(OAc)2 | Hf | Ta | W | Re | Os | Ir | Pt(OAc)2 | Au | Hg2(OAc)2, Hg(OAc)2 | TlOAc Tl(OAc)3 | Pb(OAc)2 Pb(OAc)4 | Bi(OAc)3 | Po | At | Rn | |
Fr | Ra | Rf | Db | Sg | Bh | Hs | Mt | Ds | Rg | Cn | Nh | Fl | Mc | Lv | Ts | Og | |
↓ | |||||||||||||||||
La(OAc)3 | Ce(OAc)x | Pr | Nd | Pm | Sm(OAc)3 | Eu(OAc)3 | Gd(OAc)3 | Tb | Dy(OAc)3 | Ho(OAc)3 | Er | Tm | Yb(OAc)3 | Lu(OAc)3 | |||
Ac | Th | Pa | UO2(OAc)2 | Np | Pu | Am | Cm | Bk | Cf | Es | Fm | Md | No | Lr |