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guanidine hydrochloride CAS 50-01-1, guanidine hydrochloride, CAS 50-01-1
In the medical field, it is an important raw material for manufacturing sulfonamide drugs (such as sulfadiazine, sulfamethazine, and sulfamethazine) and folic acid.
CAS : 50-01-1
Formula : CH5N3.ClH
Mol. wt. : 95.53
EINECS : 200-002-3
| CAS | 50-01-1 |
| Molecular formula | CH5N3.ClH |
| Molecular weight | 95.53 |
| EIENCS | 200-002-3 |
| Form | Crystals |
| Melting point | 180-185 °C(lit.) |
| boling point | / |
| Density | 1.18 g/mL at 25 °C(lit.) |
| Solubility | H2O: 6 M, clear, colorless |
| PKA | / |
| Color | White to slightly yellow |
| Storage temp | room temp |
Appearance: White or slightly yellowish lumps, and sometimes described as white crystalline powder.
Melting point: The melting point ranges recorded in different materials vary, being 179-186 ℃, 181-183 ℃, 180-185 ℃, and 182.3℃ respectively. The differences may be caused by factors such as measurement methods and sample purity.
Density: 1.354 g/cm³
Solubility: At 20℃, the solubility in water is 200g/100g of water, 76g/100g of methanol, and 24g/100g of ethanol. It is almost insoluble in acetone, benzene and ether. There are also data showing that at 20℃, 228g can be dissolved in 100g of water, 76g in 100g of methanol, and 24g in 100g of ethanol.
pH value: The pH value of a 4% aqueous solution (25℃) is 6.4.
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