نتایج جستجو برای: 6 diamino 3
تعداد نتایج: 2355964 فیلتر نتایج به سال:
Change of Hydroxymethyl Groups in Hydroxymethylated 2-Substituted 4, 6-diamino-s-triazines with Time
The title compound, [CdCl(2)(C(6)H(8)N(2))](n), is a coordination polymer prepared by the hydro-thermal reaction of cadmium chloride and o-diamino-benzene. The cadmium cation, located on an inversion center, is octa-hedrally coordinated by four Cl atoms at equatorial sites and two N atoms from two ligands at the axial sites. Cd atoms are bridged by Cl atoms, forming extended chains parallel to ...
Reactions between Hydroxymethylated 2-Methoxy-4, 6-diamino-s-triazines in an Acidic Aqueous Solution
1. The liver of the dog in which necrosis has been produced by injection of haematoxic immune sera is characterized in the less marked forms by a storing up of nitrogen in the persisting living cells, while in the diffuse forms the total nitrogen content is but slightly above the normal. This last is to be explained by the great diminution in persisting liver substance which limits the power of...
The Arabidopsis thaliana open reading frame At4g20960 predicts a protein whose N-terminal part is similar to the eubacterial 2,5-diamino-6-ribosylamino-4(3H)-pyrimidinone 5'-phosphate deaminase domain. A synthetic open reading frame specifying a pseudomature form of the plant enzyme directed the synthesis of a recombinant protein which was purified to apparent homogeneity and was shown by NMR s...
The California Department of Pesticide Regulation initiated regulations on pesticide use in 1989 to mitigate groundwater contamination by atrazine [6-chloro--ethyl-'-(1-methylethyl)-1,3,5-triazine-2,4-diamine] and subsequently for simazine (6-chloro-,'-diethyl-1,3,5-triazine-2,4-diamine), diuron ['-(3,4-dichlorophenyl)-,-dimethylurea], bromacil [5-bromo-6-methyl-3-(1-methylpropyl)-2,4(1,3)-pyri...
A family of novel chiral "calixsalen" Schiff base macrocycles R,R-H(3)L4, R,R-H(3)L5, containing three chiral diamino moieties were synthesized by an efficient self-assembly and characterized by (1)H and (13)C NMR, mass spectrometry, and X-ray diffraction. The systematic synthesis, structure, and coordination properties of the [2 + 2] and [3 + 3] Robson-type Schiff base macrocyclic mono-, di-, ...
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