Contact us: +91 9550333722 040 - 40102781
Structured search
India
Choose your country
Different countries will display different contents
Try our best to find the right business for you.
My chemicalbook

Welcome back!

Homecas26100-51-6

26100-51-6

26100-51-6 structural image
Product Name: Propanoic acid, 2-hydroxy-, homopolymer
Formula: (C3H6O3)x
Synonyms: PLA;PLLA acetylene;PLLA acrylate;Poly(2-hydroxypropionic acid);propargyl PLLA
Inquiry

CHEMICAL AND PHYSICAL PROPERTIES

Physical Description Lactic acid appears as a colorless to yellow odorless syrupy liquid. Corrosive to metals and tissue. Used to make cultured dairy products, as a food preservative, and to make chemicals.
Color/Form Crystals (melt at 16.8 °C)
Odor Odorless
Taste Mild acid taste and does not overpower weaker aromatic flavors
Boiling Point 122 °C at 1.50E+01 mm Hg
Melting Point 16.8 °C
Flash Point 113 °C (235 °F) - closed cup
Solubility 1000000 mg/L
Density 1.2 at 68 °F (USCG, 1999) - Denser than water; will sink
Vapor Pressure 0.08 [mmHg]
LogP -0.72
Stability/Shelf Life Stable under recommended storage conditions.
Decomposition When heated to decompositionit emits acrid smoke and irritating fumes.
Viscosity Viscosities of aqueous lactic acid at 25 °C: 1.042 mPa s (6.29 wt%), 1.752 mPa s (25.02 wt%), 4.68 mPa s (54.94 wt%), 36.9 mPa s (88.60 wt%)
Corrosivity Caustic in concentrated solutions
Heat of Combustion 3615 cal/kg
pH The pH of a 10 wt% aqueous solution of lactic acid is 1.75
Refractive Index Index of refraction = 1.4392 at 20 °C
Dissociation Constants 3.86 (at 20 °C)
Collision Cross Section 151.9 Ų [M-H]-
Kovats Retention Index 838
Other Experimental Properties Undergoes self-esterification even in aqueous solution ... hydrolysis to monomeric lactic acid occurs upon dilution with water
Chemical Classes Other Classes -> Organic Acids

COMPUTED DESCRIPTORS

Molecular Weight 90.08 g/mol
XLogP3 -0.7
Hydrogen Bond Donor Count 2
Hydrogen Bond Acceptor Count 3
Rotatable Bond Count 1
Exact Mass 90.031694049 g/mol
Monoisotopic Mass 90.031694049 g/mol
Topological Polar Surface Area 57.5 Ų
Heavy Atom Count 6
Formal Charge 0
Complexity 59.1
Isotope Atom Count 0
Defined Atom Stereocenter Count 0
Undefined Atom Stereocenter Count 1
Defined Bond Stereocenter Count 0
Undefined Bond Stereocenter Count 0
Covalently-Bonded Unit Count 1
Compound Is Canonicalized Yes

PRODUCT INTRODUCTION

description

Lactic acid appears as a colorless to yellow odorless syrupy liquid. Corrosive to metals and tissue. Used to make cultured dairy products, as a food preservative, and to make chemicals.