Two inclusion compounds of guanylthiourea and 1,3,5-thiadiazole-5-amido-2-carbamate

Tetrabutylammonium 1,3,5-thiadiazole-5-amido-2-carbamate—1,2,4-thiadiazole-3,5-diamine— water (1/1/1), C21H45N9O3S2

C21H45N9O3S2, orthorhombic, Pbca (no. 61), a = 9.5299(6) Å, b = 16.5181(9) Å, c = 36.886(2) Å, β = 90°, V = 5806.4(6) Å3, Z = 8, R gt(F) = 0.0568, wR ref(F 2) = 0.1420, T = 296(2) K.

Crystal structure of tetrapropylammonium-1,3,5-thiadiazole-5-amido-2-carbamate – 1,2,4-thiadiazole-3,5-diamine – water (1/1/1), C17H37N9O3S2

C17H37N9O3S2, monoclinic, P21/c (no. 14), a = 8.8492(13) Å, b = 17.285(3) Å, c = 16.810(3) Å, β = 93.493(2)°, V = 2566.4(7) Å3, Z = 4, R gt(F) = 0.0395, wR ref(F 2) = 0.1277, T = 296(2) K.

Crystal structure of the dihydrate of tetraethylammonium 1,3,5-thiadiazole-5-amido-2-carbamate, C11H27N5O4S

C11H27N5O4S, triclinic, P 1 ‾ $\overline{1}$ (no. 2), a = 7.8359 (2) Å, b = 8.6966 (3) Å, c = 12.9907(4) Å, α = 92.047 (2)°, β = 92.041 (2)°, γ = 96.087 (2)°, V = 879.02 (5) Å3, Z = 2, R gt (F) = 0.0412, wR ref (F 2) = 0.1265, T = 298 K.

Crystal structure of tetrabutylammonium sulfanilate – 1-(diaminomethylene)thiourea (1/2)

C26H54N10O3S3, monoclinic, Pc (no. 7), a = 8.5247(5) Å, b = 10.6658(5) Å, c = 21.2970(10) Å, β = 109.472(2)°, V = 1825.63(16) Å3, Z = 2, R gt(F) = 0.0366, wR ref(F 2) = 0.0866, T = 298 K.

Recent Advances in the Chemistry of Metal Carbamates

Following a related review dating back to 2003, the present review discusses in detail the various synthetic, structural and reactivity aspects of metal species containing one or more carbamato ligands, representing a large family of compounds across all the periodic table. A preliminary overview is provided on the reactivity of carbon dioxide with amines, and emphasis is given to recent findings concerning applications in various fields.