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Merck

283320

Butyl lactate

98%

Synonym(s):

α-Hydroxypropionic acid butyl ester, (±)-n-Butyl lactate, 2-Hydroxypropanoic acid butyl ester, Butyl α-hydroxypropionate, Butyl 2-hydroxypropanoate, n-Butyl lactate

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About This Item

Linear Formula:
CH3CH(OH)CO2(CH2)3CH3
CAS Number:
138-22-7
Molecular Weight:
146.18
NACRES:
NA.22
PubChem Substance ID:
24857101
UNSPSC Code:
12352100
EC Number:
205-316-4
MDL number:
MFCD00004519
Assay:
98%
Form:
liquid

Key Documents

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InChI key

MRABAEUHTLLEML-UHFFFAOYSA-N

InChI

1S/C7H14O3/c1-3-4-5-10-7(9)6(2)8/h6,8H,3-5H2,1-2H3

SMILES string

CCCCOC(=O)C(C)O

vapor density

5.04 (vs air)

vapor pressure

0.4 mmHg ( 20 °C)

assay

98%

form

liquid

refractive index

n20/D 1.421 (lit.)

bp

185-187 °C (lit.)

mp

−28 °C (lit.)

density

0.984 g/mL at 25 °C (lit.)

functional group

ester, hydroxyl

Quality Level

200

Related Categories

Application

Butyl lactate has been used:
  • in the preparation of solid lipid nanoparticles by a solvent emulsification–diffusion technique
  • in the synthesis of nanoparticles of griseofulvin from water dilutable microemulsions by the solvent diffusion technique
  • as cosurfactant on the preparation of microemulsions with anionic surfactant

Storage Class

10 - Combustible liquids

wgk

WGK 2

flash_point_f

156.2 °F - closed cup

flash_point_c

69 °C - closed cup

ppe

Eyeshields, Gloves, type ABEK (EN14387) respirator filter

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Certificates of Analysis (COA)

Lot/Batch Number
WXBF7898V
WXBF5585V
WXBF3586V
WXBF1063V
MKCS3908

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Michele Trotta et al.
International journal of pharmaceutics, 257(1-2), 153-160 (2003-04-25)
A preparation method for nanoparticles based on the emulsification of a butyl lactate or benzyl alcohol solution of a solid lipid in an aqueous solution of different emulsifiers, followed by dilution of the emulsion with water, was used to prepare
Microemulsions with butyl lactate as cosurfactant.
<BIG>Comelles F and Pascual A. </BIG>
Journal of Dispersion Science and Technology, 18(2), 161-175 (1997)
Yunwei Niu et al.
Food research international (Ottawa, Ont.), 131, 108986-108986 (2020-04-06)
Ester aroma compounds in Chinese Moutai Baijiu were extracted by liquid-liquid extraction (LLE) or headspace solid-phase microextraction (HS-SPME) and identified and quantified by gas chromatography-olfactometry (GC-O) and gas chromatography-mass spectrometry (GC-MS), and 13 of them were recognized as the important
Michele Trotta et al.
International journal of pharmaceutics, 254(2), 235-242 (2003-03-08)
Nanoparticles of griseofulvin, a model drug with poor solubility and low bioavailability, were prepared from water dilutable microemulsions by the solvent diffusion technique. Solvent-in-water microemulsion formulations containing water, butyl lactate, lecithin, taurodeoxycholate sodium salt (TDC) or dipotassium glycyrrhizinate (KG), 1,2-propanediol
Domenico Pirozzi et al.
Biotechnology progress, 22(2), 444-448 (2006-04-08)
The alpha-hydroxy esters are increasingly employed in cosmetic, food, and pharmaceutical formulations as they determine reduced skin-irritant effects in comparison with the respective acids, offering similar hygroscopic, emulsifying, and exfoliating properties. The enzymatic synthesis of lactate esters in nonaqueous systems
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