Write the condensed structural formula of heptane. Heptane: Heptane ({eq}\rm C_7H_{16} {/eq}) is a hydrocarbon that is liquid at room temperature and one of the components found in gasoline. Like all alkanes, it is nonpolar and thus also useful as a nonpolar solvent in laboratory work...
The compound [Cd(pnH)4Cl2]Cl4 (pn=propane-l,3-diamine) has been prepared and studied by means of spectroscopic (IR and Raman) and structural investigations. It crystallizes in the tetragonal P4nc space group (No. 104), with two formula units in a cell of dimensions: a=b=ll.972(4)...
Structural isomers are compounds of the same chemical formula that possess different structures and properties based on how...
1. a first syrup of polymethylmethacrylate, polystyrene and polychloroprene in monomeric methyl methacrylate and styrene, said first syrup being in the form of a partial polymerization product of methyl methacrylate and styrene in polychloroprene, the polychloroprene being present in an amount from about...
(C1-3), such as a methyl (—CH3), or —F, Cl, Br; or a compound according to formula VII: wherein: R1 is selected from the group consisting of and R2 is selected from the group consisting of CH3, H, F and Cl; further wherein said pharmaceutical composition treats said ...
The two isomers of butane are n-butane and 2-methylpropane. How many structural isomers of c5h10 are possible? C5H10 is the molecular formula of 13 hydrocarbon isomers (represented by their CAS numbers on the chart). They can be divided into cycloalkanes and alkenes. Which of the following ...
1. A polyether of the formula: ##SPC2## 2. Polyether of claim 1 which is a reaction product of an unsubstituted, halogen-substituted or alkyl substituted hexahydrophthalic acid diglycidyl ester with a cycloaliphatic diol in a molar ratio of 1:0.8 to 0.8:1. 3. Polyether of claim 2 in...
who discussed the synthesis of these ligands and their Cr (III) complexes of formula [MXL(H2O)] (Fig. 7, Fig. 8), where LH2 = acetoacetanilide propylene diamine, M = Cr3+ and X = Cl–, NO3–, NCS–, CH3COO– or ClO4–. The spectroscopic studies and molar magnetic moment of ...
2. The adhesive of claim 1 wherein the polyepoxide is a compound having an epoxy equivalent weight of about 18-200 which contains more than one group per molecule of the formula ##STR2##. 3. The adhesive of claim 2 wherein the polyisocyanate is one having at least two isocyanate groups...
A number of new five- and six-coordinate Ni(II) and Co(II) mixed chelates with bis(1-pyrazolyl)propane, Me2Cbpz, or bis(3(5)-methylpyrazolyl)propane, Me2Cbmpz, and some -diketones either as neutral or anonc lgans having the general formula [Ni(Me2i(Me2Cbpz) (-dik)X] (-...