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Product Name |
Indole |
||
Formula |
C8H7N |
Molecular Weight |
117.15 |
CAS NO. |
120-72-9 |
Quantity |
500KG |
Items |
Specification |
Results |
Appearance |
White crystalline pices |
Conforms |
Assay |
≥99% |
99.27% |
Loss on drying
|
≤0.5% |
0.36%
|
CONCLUSION |
The result conform with standard |
Melting point: 51-54 ° C (lit.)
Boiling point: 253-254 ° C (lit.)
Density: 1.22
Vapor pressure: 0.016hpa (25 ° C) fema2593 | indole
Refractive index: 1.6300
Flash point: >230 ° f
Storage condition: 2-8 ° C
Solubility: methanol:0.1g/ml, clear
Acidity coefficient: (PKA) 3.17 (quoted, Sangster, 1989)
It is mainly used as raw materials for spices, dyes, amino acids and pesticides. Indole itself is also a spice, which is often used in the formulation of daily essence such as jasmine, lilac, lotus and orchid, and the dosage is generally a few thousandths.