Chemical Name:Pimaricin
CAS No.: 7681-93-8
Molecular formula: C33H47NO13
Molecular weight: 665.73
EINECS number: 231-683-5
Chemical properties:
Near white to creamy yellow powder, almost odorless and tasteless. It may contain 3 mol of water. The temperature of 280 ° C (decomposition). It is insoluble in water, slightly soluble in methanol, soluble in glacial acetic acid and dimethyl sulfoxide.
Uses:
Anti-fungal agent. It has a good anti-mildew effect when used on the surface of foods that are easily proliferated by mold and exposed to air. It is used in fermented cheese to selectively inhibit the growth of mold and allow bacteria to grow and metabolize normally.
This product should be stored in a sealed, no direct sunlight, <15 ° C.
Melting point | 2000C (dec) |
Boiling point | 952℃ |
Specific rotation | D20 +278° (c = 1 in CH3COOH) |
Density | 1.0 g/mL at 20 °C(lit.) |
Refractive index | 1.5960 (estimate) |
Flash point | >110°(230°F) |
Storage conditions | 2-8°C |
Solubility | Soluble in DMSO |
form | aqueous suspension |
Acidity coefficient (pKa) | pKa 4.6(50% aq. MeOEtOH) (Uncertain);8.35 (Uncertain) |
Sensitivity | Light Sensitive |
Merck | 13,6453 |
stability | Light sensitive |
Security Information:
Dangerous goods sign | Xn |
Hazard category code | 22 |
safety instructions | 24/25-36 |
WGK Germany | 2 |
RTECS number | TK3325000 |
F | 8-10 |
toxicity | LD50 orally in male, female rats (g/kg): 2.73, 4.67 (Levinskas) |