Name | Butyl butyryllactate |
Synonyms | FEMA 2190 ButylbutrylLactate Butyl butyrolactate BUTYL BUTYRYLLACTATE butyl butyryl lctate Butyl butyryllactate Butyl Butyrylacetate BUTYLO-BUTYROLACTATE Butyl butyryl lactate Butyl 2-butyroxypropanoate BUTYL-ORTHO-BUTYRYLLACTATE Lactic acid, butyl ester, butyrate 1-butoxy-1-oxopropan-2-yl butanoate Butanoic acid, 2-butoxy-1-methyl-2-oxoethyl ester |
CAS | 7492-70-8 |
EINECS | 231-326-3 |
InChI | InChI=1/C11H20O4/c1-4-6-8-14-11(13)9(3)15-10(12)7-5-2/h9H,4-8H2,1-3H3 |
Molecular Formula | C11H20O4 |
Molar Mass | 216.27 |
Density | 0.972g/mLat 25°C(lit.) |
Boling Point | 90°C2mm Hg(lit.) |
Flash Point | >230°F |
JECFA Number | 935 |
Water Solubility | 187.1-280mg/L at 20-24℃ |
Vapor Presure | 1.64-2Pa at 20-24℃ |
Appearance | clear liquid |
Color | Colorless to Almost colorless |
Storage Condition | Sealed in dry,Room Temperature |
Refractive Index | n20/D 1.415-1.425(li |
Physical and Chemical Properties | A colorless liquid with a soft aroma of cream and baked bread. Flash point 100 °c. Soluble in propylene glycol and most non-volatile oils, extremely difficult to dissolve in water and glycerol. |
Use | For the preparation of food flavor, with soft cream aroma |
Hazard Symbols | Xi - Irritant |
Risk Codes | 36/37/38 - Irritating to eyes, respiratory system and skin. |
Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 - Wear suitable protective clothing. |
WGK Germany | 2 |
RTECS | ES8123000 |
FEMA | 2190 | BUTYL BUTYRYLLACTATE |
LogP | 3.4-3.5 at 25-35℃ |
NIST chemical information | information provided by: webbook.nist.gov (external link) |
EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
Introduction | butyl butyryl lactate is a colorless liquid with a soft cream and bread aroma. Flash point 100 °c, 1ml sample dissolved in 3ml 70% ethanol, soluble in propylene glycol and most non-volatile oils, still poorly soluble in water and glycerol. It has a cream, milk aroma and wax, Green. |
preparation method | butyl lactate is directly acetylated with butyric anhydride in the presence of sulfuric acid. |
Use | China GB2760-86 regulations for the allowed use of edible spices. It is mainly for the preparation of vanilla, cream and other flavors. GB 2760-1996 provides for the permitted use of flavorants. Mainly for the preparation of vanilla, cream and other flavors. for the blend of food flavors, with soft cream aroma |
content analysis | method 1 accurately weigh about 1g of a sample and then determine it according to Method 2 of the ester determination method (OT-18). The equivalence factor (e) in the calculation is taken as 54.07. Methods the second method was analyzed by GT-10-4 non-polar column method. |
toxicity | GRAS(FEMA). |
usage limit | FEMA(mg/kg): Soft drink 13; Cold drink 9.0; Candy 44; Baked goods 58. Moderate limits (FDA § 172.515,2000). |
production method | A Direct acetylation of butyl lactate with butyric anhydride in the presence of sulfuric acid. |
category | flammable liquid |
stimulation data | Skin-rabbit 500 mg/24 h moderate |
flammability hazard characteristics | flammable; Toxic chloride gas from combustion; thermal decomposition produces toxic, spicy and stimulating gas |
storage and transportation characteristics | warehouse ventilation and low temperature drying |
extinguishing agent | dry powder, foam, carbon dioxide |