Guanidinium compounds
- Zn[C(NH2)3]2(SO4)2
Haussühl, S., Bohatý, L. & Grazel, U.: Elastic, electrostrictive, electro-optic, and nonlinear optical properties of tetragonal zinc guanidinum sulfate Zn[C(NH2)3]2(SO4)2. Z. Kristallogr. 167 (1984) 307-309.
Bohatý, L., Becker, P., Haussühl, E., Němec, I., Lux, Eichler, H. J., Yoneda, H., Shirakawa, A., & Kaminskii, A. A.: Single crystals of quanidinium zinc sulfate, [C(NH2)3]2Zn(SO4)2 – growth, structure, vibrational spectroscopy and stimulated Raman scattering. Z. Kristallogr. 230 (2015) 639-649.
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[C(NH2)3]2HPO4·H2O
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C(NH2)3H2PO4
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GUHP (Guanylurea(1+) Hydrogen Phosphite)