| Melting point |
310 °C (dec.) |
| Boiling point |
218.95°C (rough estimate) |
| Density |
1.00 g/mL at 20 °C |
| vapor pressure |
0.05Pa at 25℃ |
| refractive index |
1.4206 (estimate) |
| FEMA |
4223 | BETAINE |
| storage temp. |
2-8°C |
| solubility |
methanol: 0.1 g/mL, clear |
| pka |
1.83(at 0℃) |
| form |
Crystals or Crystalline Powder |
| color |
colorless |
| Odor |
bland |
| biological source |
sugar beets |
| Water Solubility |
160 g/100 mL |
| Sensitive |
Hygroscopic |
| Merck |
14,1179 |
| BRN |
3537113 |
| Stability |
Stable. Hygroscopic. Incompatible with strong oxidizing agents. |
| InChIKey |
KWIUHFFTVRNATP-UHFFFAOYSA-N |
| LogP |
-3.1 at 20℃ |
| CAS DataBase Reference |
107-43-7(CAS DataBase Reference) |
| NIST Chemistry Reference |
Methanaminium, 1-carboxy-n,n,n-trimethyl-, hydroxide, inner salt(107-43-7) |
| EPA Substance Registry System |
Betaine (107-43-7) |
| Absorption |
≤0.05 at 280nm in methanol at 1M
≤0.09 at 260nm in methanol at 1M |
