Pemasok dengan izin usaha terverifikasi
Pemasok yang Diaudit Food grade L-Menthol for Fragrance Cas 2216-51-5
| L-Menthol Basic information | |
| Product Name: | L-Menthol |
| CAS: | 2216-51-5 |
| MF: | C10H20O |
| MW: | 156.27 |
| EINECS: | 218-690-9 |
| Mol File: | 2216-51-5.mol |
| L-Menthol Chemical Properties | |
| Melting point | 41-45 °C (lit.) |
| alpha | -51 º (589nm, c=10, EtOH) |
| Boiling point | 212 °C (lit.) |
| density | 0.89 g/mL at 25 °C (lit.) |
| vapor pressure | 0.8 mm Hg ( 20 °C) |
| FEMA | 2665 | MENTHOL RACEMIC |
| refractive index | 1.46 |
| Fp | 200 °F |
| storage temp. | −20°C |
| solubility | 490mg/l |
| form | Crystals or Crystalline Needles |
| pka | 15.30±0.60(Predicted) |
| color | Colorless to white |
| Specific Gravity | 0.89 |
| optical activity | [α]22/D 49°, c = 10 in 95% ethanol |
| Water Solubility | insoluble |
| Merck | 145837 |
| BRN | 1902293 |
| Stability: | Stable. |
|
Testing item |
Testing standard |
Testing Conclusion |
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Appearance: |
colorless acicular crystal,with a characteristic mint odor, |
qualified |
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Melting point: |
42 ºC ~ 44ºC |
43 ºC |
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Optical rotation: |
-50ºC- -49ºC |
-49.3ºC |
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Non-volatile Residue |
≤0.05 |
0.033 |
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Solubility: |
1g sample soluble in 5ml 90% ethanol |
qualified |
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Content: |
>99% |
99.98% |
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Conclusion: |
This product testing according to Storage: keep in cool, dry and shading place. |
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