河北快3基本走势图表
PRODUCTS
(-)-butyl L-lactate
Product name: (-)-butyl L-lactate
English name: (-)-butyl L-lactate
CAS RN: 34451-19-9
Molecular formula: C7H14O3
Molecular weight: 146.18
Structural formula:
Properties:
Colorless to light yellow transparent liquid with odor of milk. Easily soluble in ethyl alcohol, ethyl ether, acetone and other organic solvents.
Quality index:
Ester content%: ≥98.0 Moisture(K-F method)%: ≤0.30
Optical content L/ (L+D) %: ≥99. 0 Relative density(25/25℃); 0.970-0.990
Color: ≤50apha Refractive index(20℃): 1.418-1.422
Acidity: ≤0.20  
Physical & chemical properties: Boiling point: 170℃ (760 Kpa)
Melting point: -43℃
Flash point: 71℃
Distillation range: 180~195℃
Spontaneous ignition point: 383℃
Vapor pressure: 0.53 nPa (20℃)
Application: Mainly used in chiral medicien and pesticide.
Packing: 25kg or 200kg plastic drum
Storage: Keep in cool and dry place.
Shelf life: 12 months if unopened since the date of production.

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