China H&Z® O-Phthalaldehyde is pharmaceutical intermediates, latest topical safe and efficient disinfectant as hospital endoscopic surgery instrument sterilization, for the synthesis of a new anti platelet aggregation drug indole Bofen, but also the field of chemical analytical reagent.O-Phthalaldehyde is mainly used in medicine, dyes, etc.. Amino acid derivatization reagent, fluorescence detection, the reaction in a minute, but the product is not stable, need to immediately detect.
China H&Z® o-Phthalaldehyde
O-Phthalaldehyde (OPA) CAS NO:643-79-8
Melting point |
55-58 °C(lit.) |
Boiling point |
83-84°C (0.7501 mmHg) |
density |
1.13 |
refractive index |
1.4500 (estimate) |
Fp |
>230 °F |
storage temp. |
2-8°C |
solubility |
53g/l |
form |
powder |
color |
yellow |
PH |
7 (53g/l, H2O, 20℃) |
Water Solubility |
soluble |
Merck |
14,7368 |
Stability: |
Stable. Air sensitive. Incompatible with strong oxidizing agents, strong bases. |
Item |
Specifications |
Results |
Appearance |
Yellow crystalline |
Yellow or light yellow crystalline |
Melting point |
54~56℃ |
54.4~55.5℃ |
Content |
≥98%(GC) |
99.3% |
Moisture |
≤0.5% |
0.30% |
Conclusion |
The results conforms with enterprise standards |
o-Phthalaldehyde should be stored in a sealed container and placed in a cool dry ventilated warehouse away from direct sunlight, water, acids, oxidants and food materials.