Chelates of 1,2-diaminocyclohexane tetrakis (methylene phosphoni

Chemistry: fertilizers – Processes and products – Organic material-containing

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71DIG2, 260429J, 2604381, C05C 1100, C07F 108, C07F 100

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039589722

ABSTRACT:
Iron, manganese and other essential nutrient metals are supplied to plants growing in calcareous soils by treating the soil with a metal chelating agent or by treating the plant and/or the soil with a metal chelate of said chelating agent, said chelating agent being a 1,2-diaminocyclohexane tetrakis(methylene phosphonic acid) compound.

REFERENCES:
patent: 2917528 (1959-12-01), Ramsey et al.
Moedritzer et al., Mannich-type Reactions With Orthophosphorous Acid, Journal of Org. Chem. Vol. 31, pp. 1603-1607.
Analytical Chemica Acta Vol. 20 pp. 301-314, "Chelating Properties of N,N,N,N'-tetrakis (phosphonomethyl)-1,2cyclohexane diamine," Banks and Yerick.

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