CAS 26009-03-0 poly(glycolic acid) - Materials / Alfa Chemistry

NAVIGATION

poly(glycolic acid)

PRICE INQUIRY

Catalog Number

ACM26009030

CAS Number

26009-03-0

Product Name

poly(glycolic acid)

Structure

Category

Polymers

Description

DryPowder; Liquid; PelletsLargeCrystals;Solid;COLOURLESS HYGROSCOPIC CRYSTALS.

IUPAC Name

2-hydroxyacetic acid

Molecular Weight

76.05g/mol

Molecular Formula

C2H4O3;HOCH2COOH;C2H4O3

Canonical SMILES

C(C(=O)O)O

InChI

InChI=1S/C2H4O3/c3-1-2(4)5/h3H,1H2,(H,4,5)

InChI Key

AEMRFAOFKBGASW-UHFFFAOYSA-N

Boiling Point

100 °C

Melting Point

79.5 °C;78-80 °C (alpha-modification); 63 °C (beta-modification, metastable);75-80°C;80 °C

Density

1.49 at 25 °C/4 °C;Relative density (water = 1): 1.49

Solubility

In water, 1X10+6 mg/L at 25 °C (est);Soluble in ethanol, ethyl ether;Soluble in methanol, acetone, acetic acid;Solubility in water: very good

Color/Form

Colorless, translucent solid;Solid glycolic acid forms colorless, monoclinic, prismatic crystals.;Orthorhombic needles from water; leaves from diethyl ether

Complexity

40.2

Corrosivity

Corrosive

Covalently-Bonded Unit Count

EC Number

201-180-5;217-693-2;247-326-1

Exact Mass

76.016044g/mol

Formal Charge

Heavy Atom Count

ICSC Number

1537

Log P

-1.11 (LogP);log Kow = -1.11;-1.11;-1.11

MeSH Entry Terms

glycolate;glycolic acid;glycolic acid, 1-(14)C-labeled;glycolic acid, 2-(14)C-labeled;glycolic acid, calcium salt;glycolic acid, monoammonium salt;glycolic acid, monolithium salt;glycolic acid, monopotassium salt;glycolic acid, monosodium salt;glycolic acid, potassium salt;hydroxyacetic acid;potassium glycolate

Monoisotopic Mass

76.016044g/mol

NSC Number

166

Odor

Odorless

Other Experimental

BP: decomposes;MP: 79.5 °C;Hygroscopic;Heat of combustion: 697.1kJ/mole; heat of solution: -11.5 kJ/mole;Light, straw-colored lliquid, odor like burnt sugar; density: 1.27; mp: 10 °C /Commercial 70% solution/;When heated to decomposition it emits acrid smoke and irritating fumes.;Henry's Law constant = 8.5X10-8 atm-cu m/mol at 25 °C (est);Hydroxyl radical reaction rate constant = 3.11X10-12 cu cm/molecule-sec at 25 °C (est)

Rotatable Bond Count

RTECS Number

MC5250000

Stability

Stable under recommended storage conditions.

UNII

0WT12SX38S

UN Number

3261

Vapor Density

Relative vapor density (air = 1): 2.6

Vapor Pressure